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22ndEuropean Conference on Acoustic Emission TestingAberdeen, ScoUand : 29-31 May 1996

CONIENLS

FUNDAMENTALS

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1 Prof Martine Weyers Keynote Speaker - Fundamentals of I

XU Leuven, Belgium Acoustic Emission

21 Mr Steffen KriimmUng Damage Detection on Structural Steel Prof Udo Peil, Institut fUr II

Institul fiir Stahlbau, ST52 in Low-Cycle Fatigue with Stahlbau

GermanyAcoustic Emission

25 Dr Stuart McBride· Acoustic Emission Monitoring of Plastic 17

AEMS, CanadaDefannation and Fatigue CrackPropagation in an Aluminum whichExhibits Localized Yielding

26 Dr Stuart McBride .. Relation Between Acoustic Emission 19

AEMS, CanadoAmplitude and Source Energy for CrackGrowth in Aluminum Alloys and Steels

28 Prof Kenicbi Yoshida Acoustic Emission and Discontinuous Pang BaojunlZbu Ai 21

University ofTokushima.Yield Behaviours in AI-Li-Cu-Mg-Zr lKiyosbi SakamakilllitosbiAlloy Takagi, University of

JapanTokushima

34 Dr Alel8nder Wanner Monitoring ofDeformating-Induced Tbomas BidUngDIaier, 27

Institut fiir Metalllcunde.Acoustic Emission from Polycrystals of lnstitut fUr Metallkunde

Germanythe Semi-Brittle Intermetalic CompoundNiAl

51 Prof Josef Sikula Electromagnetic and Acoustic Emission B KoktavylP VasinalZ 33

Technical University of from Solids Weber/M Kotenska,

Brno, Czech RepublicTechnical Univer.>ity ofBmo

T Lokajicek,. Academy ofScience ofthe Czech Republic

16 Mr Fergal Murpby Crack Life Prediction based on AE Len Rogers, SubSea 39

Marathon International Measurements Offshore

Petroleum, Ireland

40 Dr All Siddiqui The Study ofStress Corrosion using Sha JibanlMAS Sweet 51

The Robert GordonAcoustic Emission /Bradley Knowlton, The

University, ScotlandRobert Gordon Univenity

Stuart Birley, DefenceResearch Agency

• Full Paper not available at time ofprinting

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22nd European Conference on Acoustic Emission TestingAberdeen, Scotland : 29-31 May 1996

CONTENTS (cont)

COMPOSITES

Mr Phillip T Cole

PhysicalAcousticsLimited. UK

7 Mr Marnix Surgeon

Katholieke UniversiteitLeuven. Belgium

14 Dr Jurgen Bobse

BAM. Berlin, Germany

18 Dr Hans Strauven

Pittsburgh CorningEurope NV, Belgium

24 Dr Stuart McBride *

AEMS. Canada

Keynote Speaker - Composites

Damage characterisation during tensiletesting ofglass-ceramic matrixcomposites using acoustic emission

Acoustic Emission Characteristics ofDamage Mechanism in ReinforcedThennoplastics

Acoustic Emission for the follow-up ofcreep in cellular glass

Thennally Induced Acoustic Emissionfrom Impact Damage in Graphite EpoxyComposites

57

E VaoswijgenbovenIM 71WeverslO Van Der Biest,Katholieke UniversiteitLeuven

Torsten Krietscb, BAM 79Berlin

G Crevecoeur, AlB--Vincotte 85

C Maes, KU Leuven

G Claes/G Heylen,Pittsburgh Coming EuropeNV

91

32

37

8

33

39

Mr Richard Nordstrom

EMPA, Switrerland

Dr Werner Haselbacb

Institut/iir Polymer/orschung, Germany

Dr Tbomas Lokajicek

Academy a/Sciences 0/the Czech Republic

Dr Bogdan Zogala

University o/Si/e.sia,Poland

Mr Dipl-Phys BerndWeiler

FMPA Stuttgart.Germany

Comparison ofAE from Glass FiberBreaks in BUDdIes and in Single FiberFragmentation Test

Characterisation ofPolymers inMaterials Science Supported byFreqency Analysis

Influence ofRock Grain Size on EnergyofAcoustic Emission

Acoustic Emission and AcousticVelocity in Mudstone and SandstoneSamples Cyclicly heated to 180 0 C

Quantitative Acoustic Emission used forthe Evaluation of Fracture Mechanismsin Steel Fibre Reinforced Concrete

MB Sayir, ETH

P Fltieler. EMPA

Konrad Schneider. Institutfor PolymerforschUDge.V.(D)

Vladimir Rudajev,Academy ofSciences oftheCzech Republic

Wac:law M ZubereklRyszard Dubiel. UniversityofSilesia

Christian U GrosselHans WReinhardt. FMPA Stuttgart

93

99

105

111

III

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CONTENTS (cont)

APPLICATIONS 1

:I~ ~lii:~m!4t~i~;;j@[EL:L;~:trtl~ml.'::'i'\;:\.:;:'iilll~~j.JIliilli3 Mr Emilio Fontana * Keynote Speaker - Proof Testing 125

eire S.p.A, Italy

4 Dr Len Rogers

SubSea Offshore Ltd,Scotland

Keyoote Speaker - Monitoriog 127

52 Dr David Mba Stress Wave Detection for Condition

Cranfield University, UK Monitoring ofLow Speed RotatingMachinery

Dr RH Bannister, CranfieldUniversity

JT LeslieiGE Findlay,Severn Trent Water Limited

]43

13 Dr MobammedCberfaoui

CETIM, Fram:e

29 Dr Jean Cbar]esAnifraDi

Aerospatiale. France

20 Dr Michael Gorman *Digital WaveCorporation, USA

IS Mr Eddie O'Brien

British AerospaceAirbus, UK

23 Dr Stuart McBride •

AEMS. Canada

SO Mr Cbris RowlandPancom. UKMr Simon ChurchRolls-Royce PLC

Acoustic Emission: New Discoveries inAcoustic Emission Cbecks on PressureVessels during Supervised Tests orResistance Tests

Rupture Pressure Prediction forComposite High Pressure Tanks usingAcoustic Emission

Modal Acoustic Emission for CompositePlates

Developments in Remote CrackDetection and Monitoring by AcousticEmission for Aircraft Applications

Acoustic Emission Monitoring ofFullScale Fatigue Tests on Canadian ForcesAerospace Structures

Flight Clearance of Carbon CompositeAero-Engine Components usingAcoustic Emission

C Herve. CETIM (Senlis) F ]49

C Le Floch, Aerospatiale ]55

D SornetteiC Vaooeste,Laborstoire de Physique de ]a

Matiere CondensesIX-RS

BSouillard, X-RS

]63

165

171

173

12

22

Dr Trevor Holroyd

Holroyd Instruments Ltd,UK

Mr Volker Hanel

Technical UniversityBerlin, Germany

Simplifying the Routine Application ofAE in Industry

Acoustic Emission Testing of BoltedConnections under Tensile Stress

Neil RandaD, HolroydInstIUments Ltd

Wolfgang Thelen, TechnicalUniversity Berlin

179

ISS

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22ndEuropean Conference on Acoustic Emission TestingAberdeen, Scotland : 29-31 May 1996

CONTENTS (cont)

APPLICATIONS 2

5 Dr Peter Tscheliesnig

TW, Austria

Keynote Speaker - Leak Detection 189

35

48

42

49

47

30

36

17

Mr Jiri Liska

Skoda NuclearMachinery Ltd, CzechRepublic

Mr Carl Husain

Physical AcousticsLimited, UK

DipL lag VaclavSvoboda

Imegrity InspektionServices Ltd, CzechRepublic

Mr Joachim Sell

Euro Physical Acoustics,Germany

Mr Pbillip T Cole

Physical AcousticsLimited, UK

MrGunoarBruggemaon

Otto-von-Guerick2Universitat Magdeburg,Germany

Mr Claudio Caneva

Dept ICMMPM, Univ"La Sapienza ", RomaItaly

Dr Michael Mediog

Diamant WimerSteinbergeitungswerkzeugeGmbH&Co,Germany

Acoustic Emission Leak MonitoringSystem for Industrial Application

Quantification ofThrough Valve GasLosses using Acoustic Emission - FieldExperience in Refmeries and OffshorePlatforms

Application ofAcoustic Emission onHigh Pressure Piping Systems duringStatic and Cyclic Loading

AE Confmnation ofCrack grow duringhydrofatigue and burst test ofan ASBoostennodel

Acoustic Emission from ActiveCorrosion under insulation ~ A CaseHistory from a Sulphur Tank

Analysis ofAcoustic Emission data foron-line Quality Assurance in LaserWelding ofMild and Stainless Steels

Thermal Stability Assessment byAcoustic Emission on Ceramic ThinFilm

Prediction ofStnlctural Compositionand Sawability of Stone Using AcousticEmission Signatures During Scoring

Ludek Muller, UniversityofWest Bohemia, Plzen

PbiWp T Cole, PhysicalAcoustics Limited

Frantisek Zemlieka,Integrity Inspektion ServicesLtd

Josef Meyer, MAN AGTechnologie

Stepben N Gautrey,Physical Acoustics Ltd

Thomas Benziger, Otto-vonGuericke-UniversityMagdeburg

Fabrizio Bllli, ISIS - JointResearch Centre - ISPRA(In

197

203

209

217

227

231

239

247

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CQNTENTS (cont)

STANDARDS & INSTRUMENTATION

III!~t~.~II~:til it::,:..•..:i':~~_B~I;·:',;,j:,:[J::: :.·,;l~_j;ll.6 Mr Emilio Fontana * Keynote Speaker - Standards 261

Cise S.p.A., Italy

4S Dr Sotirios Vahaviolos*

Physical AcousticsCorporation. USA

1st Generation AE Digital SignalProcessing (DSP) Multichannel Systems

EP LowenharlCS FotopouloslMF Carlos,Physical AcousticsCorporation

263

10 Mr Hartmut Vallen

Va/len Sysleme GmbH.Germany

S3 Dr Thomas Lokajicek

Academy afSciences ofthe Czech Republic

31 Mr Thomas Beoziger

O//o-Von-GuericlwUniversity Magdeburg.Germany

27 Dr Peter Pellionisz

KFKJ Atomic EnergyResearch In/i/ute,Hungary

Software Filters in AE Technology

Complex Multichannel System forContinuous Monitoring ofAcousticEmissioD and Related Parameters

Laser Induced Acoustic Emission - FirstResults and Restrictions to theApplication

Novel Instrumentation of Investigationsof Magneto-Acoustic Effect

Jiri Vlk, Science - Finnware,Czech Republic

G Brueggemann, Otto-VonGuericke-UniversityMagdeburg

G Posgai, Metalelektro

L KomlodiILKovac:s,Budapest TechnicalUniversity

265

271

277

283

Physical AcousticsCorpora/ion. USA

43 Dr Sotirios Vabaviolos· Sensitivity and Noise Models for AESensors

289

38 Mr Bernd Weiler

FMPA S/ut/gart.Germany

Calibration ofAcoustic EmissionTransducers - A Comparative Study ofDifferent Methods

Christian GrosselHansReinhardt, FMPA Stuttgart

291

44 Dr Sotirios Vabaviolos·

Physical AcousticsCorporation. USA

AE Sensor comparisons using the NISTPrimary Calibration Method (ASTM E1106)

297

46 Dr Carlo Santulli

Joint Research Centre ISIS - ISPRA (Italy)

Analysis ofManufacturing Problemsrelated with Metal-Metal AerospaceStructural Joints through AcousticEmission and Differential ScanningCalorimetry

A Calabro, CIR~APUA 299(Italy)

F BiUiID S8ngalli, JRC-ISISISPRA (Italy)

M Giordano, Uniy di Napoli

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23rd European Conference on Acoustic Emission TestingVienna, Austria: 6 - 8 May 1998

CONTENTS

DAY 1

Prof. Dr. Josef L Zeman Pressure Equipment and AET 1

Vienna University ofTechnoJogy,Austria

Prof. Martine Weyers

KU LetNen, Belgium

Dipl.-Phys. Torsten Krietsch

BAM Berlin, Germany

Dir. Athanassios A.Anastassopoulos

Envirocoustics SA. Greece

Mr. Marnix Surgeon

KU LetNen, Belgium

Ing. Carlo Santulli

EC Joint Research Centre Ispra.Italy

Dr. Jean-Claude Lenain

Euro-Physical Acoustics SA,France

Ing. Lubos Pazdera

Technical University ofBmo.Czech Republic

Mr. Gerd Manthei

Ges. fUr Materialpriifung undGeopyhsik, Germany

Dr. Vladimir Rudajev

Academy of Sdences, CzechRepublik

Mr. Rysz.ard Dubiel

University of SiJesia, Poland

Mr. Emilio Romero

AEND, Spain

Ing. Carlo Santulli

EC Joint Research Centre Ispra,Italy

Fatigue Damage Growth Models for QuasiIsotropic CFRP Laminates Formulated UsingAE Data

Classification of Damage Mechanisms in FibreComposites by Acoustic Emissions

Pattem Recognition Analysis of AE fromComposites

Damage in cross ply CFRP laminates:correlation between AE signals measuredwith conventional AE equipment and signalsmeasured with embedded optical fibres

A Study of the Reliability of Neural NetworkApproach to Manage Acousto-UltrasonicsResults on Adhesive Bonded Joints

Acousto-Ultrasonic Evaluation of HybridComposites Using Oblique Incidence WaveTheory

Acoustic Emission in Static Tests of SandwichBoards with Steel Jacketing and ThermalIsolation

Acoustic Emission Measurements in a SaltMine Using a Special Borehole Probe

Characteristics of acoustic emission fromrocks for different loading pattems

Analysis of acoustic emission signals sequenceinduced by thermal stresses in mudstondesamples

The European Standard EN-473. Aspectsrelated with the acoustic emission testing.

Thermal Damage Analysis and AE Localisationon Honeycomb Panels

D. Tsamtsakis • KU Leuven

Jurgen Bohse - BAM Berlin

Theodore Philippidis University of Patras

Prof. Martine Weyers KU Leuven

Dr. Y. U. Dr. SodriosVahaviolos. Dr. R.K. Miller- Physical Acoustics Corp.

Ing. Marta Korenska.Dr. Zdenek Weber Technical University of Bmo

Jurgen Eisenblatter -GMuGPeter Kamolt - Institut fUrGebirgsmechanikStefan Heusermann Bundesanstalt f. Geowissenschaften und Rohstoffe

Jan Vilhelm • University ofCharlesTomas Lokajicek •Academy of Science

Dr. Bogdan Zogala University of Silesia

Dr. Fabrizio Billi.Prof. Claudio Caneva Universita "La Sapienza"

5

9

15

21

27

33

38

42

48

53

59

63

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231"<1 European Conference on Acoustic Emission TestingVienna. Austria: 6 - 8 May 1998

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No;::

Dipl.-Ing. Hannes Traxler Acoustic emission of oxidation protective Dr. Peter Rodhammer, 68

Plansee AG. Austriacoating under mechanical and thermal load Dr. Wolfram Knabl -

Plansee AGProf. Dr. Ewald Benes-TU Wien

Dipl.-Ing. Werner przybilla Monitoring stress relaxation processes in Dr. Michael Schutte - 74

Dechema, Germanygrowing oxide scales via acoustic emission Dechemaanalysis

Dipl.-Ing, Jiri Dvoracek Acoustic Emission and Contact Properties of Jiri Petras, Pavel Maul. 80

Technical University of Bmo.Surface Layers of Materials Dusan Kolar - Technical

Czech RepublicUniversity of Smo

Prof. Josef Sikula Acoustic Emission and Partial Discharges in Hana Navarova, Bohumil 84

Technical University ofBma.Ceramic Tiles Koktavy, Iva Kosikova,

Pavel Koktavy, Petr VasinaCzech Republik - Technichal University of

Brno

Prof. Martine Weyers The Fatigue Failure of Steel Wires Monitored M. Surgeon. 88

KU LeINen, Belgiumwith Acoustic Emission E. Vanswi jgenhoven,

L. Froyen. X. Zeliang -MTM KU LeuvenJ. Ceulemans. U. D'Haene.S. De Bondt - NV Bekaert

Dipl.-Ing. Thomas Acoustic Emission Monitoring during Helmut Clemens. 93Bidlingmaier Compressive Deformation of y-TiAI-Base Alexander Wanner -

Unjversjtat Stuttgart. GermanyAlloys Universitat Stuttgart

Prof. Kenichi Yoshida Effect of Grain Boundaries on Acoustic H. Takagi, K. Sakamaki - 99

The University ofTokushima,Emission Behavior during Tensile Deformation The University of

japanof Ni3AI Intermetallic Compound Tokushima

Ing. Lubas Pazdera Analysis of Acoustic Emission Signals as a Dr. Zdenek Weber. 104

Technical University ofSma,Tool to Study Crack Propagation in Breathing Ing. Marta Korenska -

Czech RepublicThin Walled Systems Technical University of Bmo

Dr. Werner Haselbach Acoustic Emission Characteristics of Graphite Dr. Konrad Schneider - JPF 108

Insotut fUr PolymerforschungEpoxy Rings Depending on Filament Winding DresdenParameters Luis Madariaga - Gaiker,

Dresden, Germany Bilbao

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DAY 2

23rd European Conference on Acoustic Emission TestingVienna. Austria: 6 - 8 May 1998

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;;~~i(t.~~:;: :~':',:::: ::.y ~:_: .. :: .;:.~~;:~ :~::>j.;:';:_;:.:~.:~.~: ::~.~;:: :~: .:' : --No.:..................... .- ..-... .....

Mr. Lutz Undecke Materials Characterization by Instrumented U.-D. Hunic:ke. 114University ofRostock, Germany

Indentation Test with Acoustic Emission W. Kowalski - University ofAnalysis Rostock

Dr. Sergey V. Yamtschikov AE-Technology of Checking a Quality of S.G. Aliev. 120

Sdentific-Produetion Company.Process of Induction Welding of Lashes of VA Chovgansky.

RussiaPipes D.M. Gureev. V.I. llyasov.

V.N. Sidorov. M.M. Zagirov- Scientific-ProductionCompany

Dr. Richard Nordstrom Methods for Use against Noise in AE-Testing Dipl.-Ing. Hartmut Vallen - 124

Vallen-Systeme. GermanyVallen Systeme

Prof. Josef Sikula Cracks and Quality Testing by Acoustic and Bohumil Koktavy. Petr 130

Technical University of Bmo.Electromagnetic Emission Vasina - Technical

University of SmoCzech Republic

Tomas Lokajicek -Academy of Science

Mr. Peter Pellionisz Secondary effects in magneto-acoustic 134

KFKJ Atomic Energy Researchinvestigations

Institute, Hungary

Dipl.-Ing. Joachim Sell Quality Control Prooftest with AE of Ceramic Dr. L Weiler - ASB 140

Euro Physical Acoustics.Cooling Plates Heidelberg

Germany

Dr. J. M. Carpreau Testing LPG Tanks by Acoustic Emission E. Eberhardt - Butagaz 146

Institut de Soudure, FranceIng. G. Schauritsch.Dipl.-Ing. P. Tscheliesnig -TOV Austria

Dr. Miroslav Priban On line monitoring of an ammonia reactor Jiri Blaha - ADA Akusticka' 151

on behalfofADA Akustickaand connected structures with respect to Emise

'Emise. Czech Republicfitness for service analysis Jozef Zbirka - Duslo Sala

Dr. Len Rogers Acoustic Emission from cleavage fracture 157

Lloyd's Register of Shipping,events and Ouid leakage - theory and practice

UK

Mr. Dalius Jucius An acoustical method for detection of Jonas Butkus. Leonas 164

Kaunas University ofleakage of gas pipeline Jakevicius. Olgirdas Tumsys

- Kaunas University ofTechnology, Lithuania

Technology

Dr. Sotirios J. Vahaviolos Leak Location Using the Tuned Linear Dr. J.W. Dong. Ph. T. Cole. 170

Physical Acoustics Corporation,Approach and Modified Signal Difference M.F. Carlos. Dr. R.K. Miller

USATechnique - Physical Acoustics Corp.

Mr. Peter J. van de Loo Acoustic Emission tank testing How to D. A. Kronemeijer - Shell 174

Shell Global Solutions.dsicriminate between the onset of corrosion Global Solutions

Netherlandsand further stages of degradation?

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Mrs. Christel Rigault Inspection and surveillance of metallicpressure vessels during the proof test

CETlM, France

C. Herve. M. Cherfaoui CETIMP. Tscheliesnig - TOVAustriaA. Ferreira - INEGIM. Soudf, S. Cras - BSLIndustriesH. Vallen - Vallen Systeme

180

Mr. Attila Peter

KFKI Atomic Energy ResearchInstitute, Hungary

Dipl.-Ing. Peter Tscheliesnig

TOv Austria

Mr. Igor V. Razuvaev

ALCOR Corp., Russia

Mr. Gongtian T. Shen

CBPVI, China

Mr. Attila Peter

KFKJ Atomic Energy ResearchInstitute, Hungary

Dr. Eddie O'Brien

British Aerospace Airbus, UK

Mr. Chris Rowland

Pancom, UK

Mr. Rhys Pullin

CardiffUniversity of Wales, UK

Mr. Ian Ferguson

Heriot-Watt University, UK

Monitoring Nuclear Pressure Vessels DuringPressure-test by Acoustic Emission

Repitition Tests of Steam Drums in PaperMills

Continuous acoustic emission monitoring ofthe bulk isothermal vessels in service

Acoustic Emission Progress in China

Acoustic Impact Monitoring in the SpaceResearch

Development and Application of AcousticEmission for Civil Aircraft

Fe.asibility Study on the Monitoring Ability ofAcoustic Emission Technique on JSF Ball RaceStructure

Acoustic Emission Studies of a Steel BoxGirder Bridge

Condition Monitoring of Rotating Seals UsingAcoustic Emission

IV

V. Lukacs. L Komlodi.L. Kammel - KFKI AEKI

Alexander S. Klochkov ALCORCorp.,Sergey.N. Pichkov - OKBM.Alexander V. Derjugin JSC "Petrochem"

L. Komlodi - KFKI AEKI

Steve Church - Rolls Royce

Damian Carter. Dr. KarenHolford - Cardiff Universityof Wales

J.D. Gill, R.L. Reuben. J.A.Steel, E.R Brown - HeriotWatt UniversityE. Roosch - Rowserve BV

184

190

195

200

206

212

216

225

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DAY)

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L:: ::::::/!P.f~~#.~pn~::~:,H:·:::L:: ?~~~~~1.:~~:::::~ :~ :~~;~:~~;·;~1·(i1H~;~11~~~i1:nd~;jii;~;nT j~·n·i~::~:;:~.:/.ii .. ;:.:~ ::~Pi

Dr. Tinghu Yan Acoustic Emission Analysis Using Pattem Dr. Karen Holford. 236

CardiffUniversity orWales, UKRecognition Technique Damian Carter - Cardiff

University of Wales

Dipl.-Ing. Volkmar Liebig Absolute Calibration of Acoustic Emission Niels Hoppe - TU Dresden 240

Fraunhofer Gesellscho(t.CAE) Sensors with laser Induced Surface Steffen lohse, FhG DresdenWaves Dr. Claudio Cavalloni,

GermanyDr. Andreas Kirchheim -Kistler InstrumenteDr. Eekhard Pridonl - FhGDresden

Dip!.-Ing. Joenen Vallen Frequency based Source Classification of AE G. Ruske - Technische 249

Val/en Systeme. Germanysignals Universitat Munchen

Ing. Marta Korenska Threshold Sensitivity and Background Noise Prof. J. Sikula, P. Vasina - 255

Technical University of Bmo,of Acoustic Emission Sensors Technical University of Bmo

Czech Republik

Prof. Valeriy Ivanov Calculations of the Acoustic Emission Energy I.E. Vlasov- 259

ORGENERGONEFT, RussiaORGENERGONEFT

Dr. Tinghu Yan A Self-Organisation Method for Classification Dr. Karen Holford. 264

CardiffUniversity ofWales, UK.of Acoustic Emission Signals Damiam Carter - Cardiff

University of Wales

Dipl.-Phys. Jurgen Nuffer Microdamage in Ferroelectric Ceramics - 270

Darmstadt University ofTechnology, Germany

Mr. Tomas lokajieek Options of determining the parameters of an V. Rudajev. J. Vilnelm - 271

Academy ofSdences, Czechacoustic emission source • Academy of Sciences.

RepublikCzech Republik

Dr. Miroslav Priban Approximate relationship between Petr Hora - UFY AVCR 272

on behalfofADA Akustickaparameters of AE event mechanism and

'Emise. Czech Republicselected parameters of detected AE signal

Mr. Jiri Liska The Tools for Objective Evaluation of Martin Cvreek - Skoda JS 277

Skoda JS, Czech RepublicEmission Sources Detected during AcousticEmission Test

Mr. Phillip T. Cole Development of AE Systems for Touch Dr. J.W. Dong. Dr. S.J. 281

Physical Acoustics Ltd., UK.Detection and Dressing Verification of Vahaviolos. M.F. Carlos.Grinding Operations Dr. R.K. Miller - Physical

Acoustics Corp.

Dipl.-Ing. Peter Tscheliesnig European Standardisation in CEN TC 138 Emilio Fontana - CISE 287

TDv AustriaWG7

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l~_1 Sommaire

Studies of the non-linear dynamics of acoustic emission generated in rodcs M _ _.... 1'-7Z MAj...w. Z M<minur(lnnitut<ofG<ophpa. Univmit]ofMiningmulMtf41/u'rl- l'olmul)

Acoustic emission as result of tensil and shearing processes in s13bte and unstablefracturing 01 rt>dcs ••• ••• • •__••• ._..._••_._..... 9

'-7J PiniNbt (Il'Inonu Univmit] - PoImuI).

Relation betMel aa>tJStic emission signals sequences indua!d by thermal loadingand the structlJre of sedimentary rt>dcs _ . .____ __. • • 15

'-7 a z.pJ.. R. DuJMI (UniumiJy ofSiksia· PoImuI)

Electromagnetic and Acoustic Emission ftom solids under Ramp incroasing pressure ._ 21

'-7J SiJn&" a~ v.~ (T<dmiaJ Univmit]. Cu<h lIrpohIi<)

Acoustic emission/Acoosto-Ultrasonic data fusion for damage ewlUiftion in conaete....__....._._ 27'-7 A. T';...,..,.,.,. a G<o.gJi. A. An=4=p""" (Envir«ooutia $.A. - G=r)

Concrete Crossbeam Diagnostic by acoustic emission method ......_ _...__.__......_..._... .____ 33

'-7 Z wtkr, R Swu!bik. M. Ki=mIt4 (T<dmiaJ Univmit] ofB - Cu<h &pvb/i<)

Auetuation of Ultrasonic Beam in Inhomogeneous Media..• M •••_ _ ••• _ __ 39'-7 S. AJmwJ. R. R.b<m. E M_ (Saint Lmm u.;omiry - USA)

Acoustic emission In PZT ceramics generated by electric fileds of high amplitudeand low frequency _ _ _ __ 45

by M. Akluiquk. V. Bus,,", ER. %""'n4(ItutitJItt ofFunJammtlli T«hnDlogical~arch PAS - Poland)

Amplitude analysis in the assay of Impacted composites damage tolerance 51byE BiIIi, C Can.... M. Va!mt< (Uni""'it] 'fRom,.La SapimrA. -Iudy)

A new acoustic parameter for the analysis of composite materials damages 57'-7 E l.a&h4"" (LGMT - Fn:n«)

Waveform based analysis techniques for the reliable acoustic emission testingof composite structures ._ _ _ __ _..__ __ __.__._ _ _ _....... 63

'-7 M. S""",n, C Bwlnu, M. w"." (M<t41agi< - &!fiwn)

Optical fibres for in sibJ monitoring the damage deYe&opment in compositesand the relation with acoustic emission measurements . ..•._._.....__._..._._.._.__. .__.. 69

'-7 M. W...... L Ripl""- S. v"" H-JIiI (Kazha/U.t< Uniwnityu..m . &!fiwn).

lamb-wave source location of impact on anisotropic ptates ••_. .__.••••_•••_•••••__•. 77'-7 H. y......a.. Y. MiD=D. H. Nishi= (UCLA - u:w

OIaracterisation of the damage and fracture mechanisms in TIJ Si~ using aaJU5tic emission._. 85'-7 RT. CaJ" R FinItJ. R. Milln (Ph]DulAmwtia Cmp. - UoW

Cradc: mtaostructure and sources of acoustic emission in metlts . . 91

'-7 L Rotm (l.M¥'&:i- ofShippinK - Unir«IKmpm.)

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Evaluation of martensitic transformation dynamics of Cu-AI-Ni shape memory alloy singlecrystals by acoustic emission method.M••_ M _ -......................... 107

by K Y";';J", S. /Ghar., K Sakamaki (UnWmi'J .fTokwhi -]4!"'n)

The identification of basic fatigue parClmeters on electroresonance pulsator with help of acousticetTIission ted1nology _.._ _ _.._. ._ __._.._ _.._ _._.._.._ _._ _ _ 113

by P. M=d J. l'tt= (BTnD Uniumi:y -fT«Jm.1oo - Cuch &pohli<)

The phase of contld damage and its desa1ption by help 01 acoostic emission•..• ..._. ..._. illby~ P=Im4 l'tt= (Brno Uniumi:y -fT«Jm.1oo - Cuch &pohIi<)

Acoustic emission monitoring of delayed hydride aacking in Zirconiurn.._.__....._. . 125by A. &moo.. C RJnuI,mJ (7lmann - UnikJ Kin","",)

Examination of ptrte valve behaviour in a small reciprocating mmpressorusing acoustic emission ._. . . .. .__._.. 133

by IW. Dout;las. Y-S N<o.J.D. GiO (Hmo.-W"" Uniumi:y - UnikJ fGntJmn)

A new method of acoustic emission soun:e klcation in Pipes using cylindrical guided waves _..._. 139by H. MtbiM. F. UchU14. S.~~~ f./niwn;'J -;.p.n)

Some approximate measumnents of acoustic emission energy associated with cislocationmotion in metal alloys .__.....__._.._._..__.__ ..._..._.....__.._. .....__..... ......-- ....._.._...__. 145

by £.R Bnnun. RL IWhm anJJA St<d

Acoustic emission method for pressure vessel diagnostics at a refinery __ _ _. 153by V,L SDk."" B.~ \(P. Gomnt> (Kirohm.p..,,;_ -II=U»

Optimisation of acquisition parameters for acoustic emission measurements on smallpressure vessels _ _................................... 161

by F. f!<=,,," IV"""" Univmi'J .fT«hn.1oo -AMstri4)

Monitoring of weld's defects evolution submit to static and dynamic loading thanksto the acoustic emission method 167

by C Hmd. R Peru«. A. lAIuimi. (CETIM - I'mn«)

Acoustic emission due to cyclic pressurisation of vessels with partially penetratedlongitudinal seams _ _.................................................................... 175

by M &ynty (INtitvU .fp=_IsmuIpiAn, T«hnoiDgy -""'trio)

Inspection of LPG vessels with AE examination __ _ _.................... 183by P. Tsch<Ii<mi:, G. S<hmniJ,ch (7VVAurtri4 - AMstri4)

Inspection of pressure vessels used in refrigeration and air conditioning systems .M •.. ···_.. 189

by A. SJmJ-. F. Zhan:, M. Chnf-i (CF:11M - Fmnu)

The new Russian standards In the fieki of acoustic emtssion_••_ •••••_.__•__•__._. .. 195

by VJ. _ I.E.~(~-IOuD4)

The feasibility of using passive uhrasonic tedu'iques for the analysis of activecorrosioo processes ._. • .. ._. ... • 201

byM. s.n:- c _ (M~ - &/gUmt)

USing acoustic emission to monitor metal dusting.______________________ 209by F. F.nrr. £. AnJn. J.~ (ElfAr«hnn - Fmnu)

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Use of acoustic emission to detect locaUsed corrosion philosophy of Industrial use,iIIustrclted With real examples _..__ .__ _ _ - - _ -....... 215

by A. p",,,,,,j.C Lmain $no PhpuiAauniD -l7on")

Inspection of flat bottomed storage tanks by acoustical methods.. Classificationof corrosion related signals•...__•__•...__.... . .••••__•••.•_•.....__..._••......_._•.••...••.••.. _... 221

by M. Gori, P. Tsch</imUr, G. l4Jm.r (CESI-Ikdj)

Screening of tank bottom corrosion with a single pointAE detector: AE-simple ._....•__•.. 227by P. j. V.. [), U», D.A. Kronm>nfrr (Shdl Gfob,J SDbuUms - 71N NnhnImuU)

case histories from ten years of testing storage tank floors using.a<XlU5tic emission ._________ 233by P.T. c.k. s.j.~ s.N. Gawny (I'hFaJ~Iimim/ - Unitd /GngJom)

Approach lD the acoostic-emission diagnostic; of main oil 8< gas pipeline systems.. .•_ 241

by V.M. BJw. M.N.~ (Ebm Co'"!"'"7-lOmiI)

Acoustic emission detection of damage in reinforced conaete conduit _...•._.._._.._. .__ 247

by s.V~ H. W. Shm. s. lp (PbpaJAanmia c..p. - USA)

Comparison of artificial acoustic emission sources as calibration sources tor tool wearmonitoring in single-point machining __.._._ _.._.. ._.. ._ _._ _ -.. 253

byA.~ Y.H. J« AU (Bnmr/ Univmi" - Unitd /Gnpm)

Development of an equipment to monitoring and control the quality of resistance welding ..._.._. 261

byj. ea,.,."a CRAFT llutnn< (CE77M -l7onn)

Comparison of acoustic emission with sound waves generated in arc welding process _..... 267

by I PrJIaj.." L Gnui (Ruu/Jy ofm,chani",1 minm'ing - ShumiA)

Monitoring Aging structures with acoustic emission and Acousto-Ultrasonics -................ 273by R.D. Finlaj,... P.T. CO".j.C Lmain (Phpi",lkoumn Co'!'. - USA)

Astudy of small HSDI Diesel engine fuel injection equipment faults using acoustic emission....... 281byj.D. GiU, R.L. &ubno. j.A. S",I (Hm"-Watt Uniwrnty - Unitd lGnpm)

Acoustic emission development @ Rolls Royce Pic U.K.................................................................... 287

by s. Ci"",h (&14-lI4ye' PLC - Unitd lGngJ.m)

Unsupervised p;rttem recognition of acoustic emission from full scale testing of a wind turbine l:t.ide.. 291

'" D. KJJJD'DfIJis. It. .A.nastlmDpo"1cs. P. Vuma (Emli1'DCOtlJtics SA - Gnta)

Acoustic emission proof testing of insulated aerial man lift devices _ _ _N M • _ M.. 299by A.~pmJm. A. Tnnu>gi4nU. D. Kourowsis (&vi"""";" s.A. - Gm<,)

BOXMAP - Non-invasiYe detection of aadcs in steel box girtlers ••_. ••_.•_..._._..__... 305

by j.R. W_... ET. Co". ICM. HoljimJ (I'hFaJ~ Ltd- Unit<JlGngJom)

Monitoring failure medlanisms in CFRP orthopaedic implants during fatigue testing.. 313

by A. T""", C l/Dwt-l. p.~ (Pmumn - Unit<J fGntJDmJ

COntinuous monilDring of rock failure by. remoteAE system • .••_. .• 321

by T. sm..",;, S. x.".m.. M. GzrW (R=mh 1""'- ofT«!moloo T0bithim4 Corp. -;.p..)Reciprocity calibroltion of acoostic emission transducefs . ._..• . 327

by H. Humo (Srimn lJnWmizy ofToI'Jo -PI-J

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Influence of mounting between acoustic emission sensor and tested surface 333by M KDmuiol. L Pauma. L Ritid<... rr.clmi<4J Uniwni'J of8mo - Cuch illpubli<)

N AE signal conditionner for Industrial use :................................... 339by H. v.um. J '1>. Subur, J Fmn (V4Im SF""" GmbH - GmMny)

New sotlw3re tools lor the AE-Practitioner 347

by H. v.um. J V4Im (V4Im Spt<mL GmbH - Gunumj)

ImproYed soun:e Iocatioo methods fo<" pressure vessels _ _ _ _.. 355

by s. V~"" v. G«Iiner.. IW.~ (PhpaJAoooDa c..p. -USA,).

Neural Networlc localizlI1ion or noisy AE events in cfospersive m_...._ ..__......._ .._ ....__.. 363

by M IJIabD«i. Z~J KMjia {lmtinmo~ASCR - Cuch &public)

WaYeIocm analysis or simulated transient signals.-..__ _....... 369

by S. v~w. H. Iv. Shm. IW. FinIa]- (PhpaJAoooDa c..p. - USA,)

WaYefonn analysis of ao>USlic emission on thin a>mposites structures ._ _............ 375by M EJ M...Jm, S.~. A. l.Ah;mi (UTC - Fnmu)

Development of a moment tensor analysis system for quantitative waveformanalysis of AE _ _ _............................................... 381

by s. Y_ M Oh ME 0uiM (Nip,.. PhyriuiAoooDa Woo;.,..)

The diagnostic of artting tool wear _._ _ __ _ _.._ -...... 387by v. PDp,.... (l/niwni'J ofZili.. - SJ.wkia)

Dynamics and damage assessment in impacted aoss-ply CFRP plate utilizing the wavaform

simulation of lamb wave acoustic emission 395by Y. Mizutami. H. NUhi.., M Tak""o,. (Fa<uIJy ofS<i=c and EntJ.mi.g -fa,..)

Acoustic emfssion detection during stress corrosion aacking at elevated pressureand temperature.................................................................................................................................. 403

by. WIn Nuuwmhow. R tv. Bosch (Cmtrr d'£Jwk M i'Enngie nucliairt - &lgium)

Detection of pitting corroslon of aluminium alloys by acoustic emission technique........................ 409by H. 1JriW. J Dnmnc. H. MaDIk (lAbD,atDi" '" Pbpi_himi, Indmtri,U. .. F ,,)

Reliability of acoustic emission technique to assess corrosion of reinforced canaete 417by H. IJrissi. A. limmn (lAbDnlJanr" PhysUD-<himU 1nJ.stridk - Fnmu)

The evaluation of the Influence of metrological and constructanl parameters on theacoustic emission generated by partial discharges.__ _.. .__.__ __ _.._ _.._.. 425

by T. _ (T«!miuI Uniw'W] afOpak .. p"J"nd)

The analysis of the possible use of the desaiptors determined in the time and frequencydomains for the characteristics of amustic emission signals from partial discharges _.. .._.. 433

by T. _ (T«!miuI Uni'''W] afOpak - p"J"nd)

Determining the intluence of mec:hano-eIectrical mupUng of measuring transducers usedin ao>USlic emission from partial cischarges on the .alues of the~ desaiplo<s......__ 439

L _ (T«!miuI~ afOpak .. p"J"nd)

AoPlied of ao>USlic emission during high temperature oxidation ..-.der stress of _ 445

L GaiI/n, s.~ A. UJ.imi, G. M..Jin (UnWmitJ '" T«Im. '" C4n<pi1:>u - Fnmu)

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EWGAE200225th European Conference on Acoustic Emission Testing

Prague, Czech Republic, 11 - 13 September 2002

CONTENTS- Volume I-

Contributions can be found in alphabetical order according to the surname of the first author.

Akematsu Y., Yoshida K., Sakamaki K., Horikawa K.Characteristics ofAE waveform during gas leak from a pipe 1/15

Anastassopoulos A.A., Kouroussis D.A., Nikolaidis V.N., Proust A., Dutton A.G., Blanch M.J.,Janes L.E., Vionis P" Lekou D.J., van Delft O.R.V, Joosse P.A., Philippidis T.P" Kossivas T.•FemandoG.Structural integrity evaluation of wind turbine blades using P8nem recognition analysison acoustic emission dat.......... 1/21

Anastassopoulos A.A., Tsimogiannis A.N., Kouroussis C.A.P18S$U18 vessel evalullflon wnh pattern recognition acoustic emission dataanalysis....... U29

Bayray M" Rauscher F.Window Fourier Transform and Wavelet Transform in AE signal analysis........................... 1/37

Belov V., Glushko A, Kozyrev aNew AEsource location method and Its practical appJlclltJon........... U4S

Bene~ P.Process analysis on heat transfer suriace 1/51

Blaha J.Real source detection during continuous monitoring ofpressure vessels............. 1159

Blahacek M., prevorovs!cY Z.Probabilistic definition ofAE events............................. 1163

BoczarT.Comparison of the results of the frequency analysis of electric signals and AEgenerated bypartialdischarges................................................................................................ 1169

BoczarT.Detennlnlng Identification possibilities of mult/source partial discharges based onfrequency analysisoftlJe/rAE.......................................... ........................................................ 1177

Bordei M., Dragan V., Cragulin I., Goanta M.A, Constantinescu S.R8SGlff'Ches regarding the role of the ultrasonic control lit the fabrication of theguidance rolls curved thread 1ft the continuous ClUItIng machines......... 1/85

BradshawT., Holford K., COle P., Davies ABall boring calibration ofconcrete structures using AE"""" " " ". U91

Cerny L., Jirslk V.Signalsource location bymeans ofneural networ1C's.......................................... U99

Chlada M., prevorovskY' Z.Threshold counting In wavelet domain............... 1/107

Chmellk F., Mathis K., luka~ P., Langdon T.G.Invest/gating magnesium alloys and composites using the AE technique........................... 1/117

Cole PT, Gautrey S.N., lenain J.e.On·streBm monitoring ofprocess plant byAE.... 11125

Colombo S., Main I.G., Forde M.e., Halliday J.AE on bridges: experiments on concretebNms uu uu.......................... 1/127

Constantinescu S., Crugescu E., Cragan V., Radu T., Bordei M., Buburuzan L.Practical application ofAEof the different grades ofsteel. 1/135

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Crha J. , Hahn J., Brom J.Leak monitoring by AE method................................................................................................ 11141

De~agin av., Upson AG., KJuev V.A., Toporov YU.P., Sodomka L.MechanoemissJon ofneutron ftom deuterated materials............ 1/149

Dragan V" Bordei M.• Constantinescu S., Tudor B.Researches regarding the quantnatlve analysis of the heavy roiling plates of LRS·EH36steel type, through ultrasonic control........ 1/155

Drummond G.R., Fraser K.F., Little J., Watson J.F., campbell P.Assessing the structural Integrity ofcrane booms using AE....... U161

Ennaceur C" Benmedakhene S.• Laksimi A, Herve C., Mediouni M., Cherfaoui M.Study of mechanical behaviour of 304L steel using AE technique and the method ofpotential difference............... 1/173

Ferrer F., Radigon E.USing AE In the objective to evidence conosion I1It8 evolutions during chemicalprocess in service modifications. 11185

Fraser K, Drummond G., Little J., Fleisher 5., Bailey J., Brown M.Investigation utilising AE into cracking of stainless steel aircraft tie down linkplstas........ Ul 91

Gaillet L., Brevet P., Robert J.L., Tessier C.Acoustic monitoring ofprestressed concrete bridge and other civil structures wHItcabtes............ 11201

Golaski L., Gebski P.• Dna K.Diagnostics ofreinforced concrete structures byAE.......... 11207

Goujon L., Baboux J.e., Zhang F.Reciprocitycalibration ofAE transducers. 11217

Hc\jek K, Sikula J., Tacano M., Hashiguchi S.Signal to "oise ratio andpreamplifier noise ofAE measuring systems..... 1/223

Hatscher A.. Chmelik F" LukM P" Zenner H.Cyclic deformation ofa magnesium based light alloy Investigated by the AE technique... 1/229

Holford K.M., Pullin R., DaviesAW.An Investigation Into location ofdamage in bridge details byAE................ 1/237

Horikawa K, Yoshida K., Sakamaki K.AE due to the Intelgl1lnularfracture ofAI-Mg-SI base alloys................................................. 1/239

Hunicke U.D., Schulz M., Budzier R., Eberlein J.Characterization ofstress conosion cracking ofCuZn-alloys byAE festing....................... 1/247

Kabanov B.S.. Gomera V.P., Sokolov V.L., Okhotnikov AA, Fedorov V.P.AE technology as a key element ofthe SIde operafjon system at Il1finery........................... 11253

Kofenskc\ Ma., Pazdera L., Smutny J., Kofenskc\ Mo.Detection ofdefects In hourdls sandwltch slabs by means ofAE method........................... 1/263

Krafta J., PfevorovskY Z., Raab M.AE during structure changes in sem/-crystalline polymers............. 1/269

Kuravsky LS., Baranov S.N.Condition monitoring of thin-wailed structures suffered high-level acoustic excitation..... 1/277

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Prague, Czech Republic, 11 ... 13 September 2002

Lackner G., Tscheliesnig P.AE testing on flat bottomed storage tanks: how to condense acquired data to a reliablestatement regarding floorcondiUon h.............................. 1/279

Lamark T.T., Chmelfk F., Estrin Y., lukal: P.Plastic deformation ofa magnesium based light alloy Investigated by the AE technique.. 11287

Landa M" Nov~kV., Blah~~ek M., Sittner P.Investigation of transfonnation processes in shape memory alloys based on monitoringAE Bet/vlty............. 1/293

Landa M., Wevers M.AE during constant loading or constant defonnatlon tests ofAl$/ 304 stainless steel In5N HzSO, + 0,1M N.CI... "................ 11301

lavrov A., Wevers M., Vervoort AAE during monotonic and cyclIc deformation ofIt brittle limestone ,",m... 1/307

Little J., Drummond G.R., Fraser K.F.. Bentley J.A., Jihan S., Siddiqui A.M.Lifespan prediction forcomposite cylinders using AE techniques...... 1/315

CONTENTS• Volume II -

van de Lao P.J., Wolfert A.. Schelling R., Schoor1emmer H.J., Kooistra T.M.Low alloy steel metal dusting: detailed analysis bymeans ofAE........ 11/7

Loutas T.H., Kontsos A, Sotiriadis G., Pappas Y.Z., Kostopoulos V.On the identification of the damage mechanisms In Oxide/Oxide Composites using AE... 11/15

March LApplicMJon ofAE transducers In advanced manufacturing and condition monitoringapplications................... 11/25

Mazal P., Bene§ P., pazdera L.AE laboratories at Smo University ofTechnology n........ 11/27

Mizutani Y., Shimoda T., He J.• Morino Y., Mizutani S.AE monitoring ofcryogenic propellant tank... 11/35

Marl Y., Obata Y.A method for reconstruction of dynamic fracture process occurred inside the materialwith the aid ofAE....................................... IV43

Nivesrangsan P., Cochrane C., Steel J.A.• Reuben R.L.AE mapping ofengines for spllt/ally-.loClfted time series..... II/51

de Oliveira R., Marques A.T., Berthelot J.M.TransvetS8 matrix cracking monitoring in gla~fibrelpolye$fercross-ply laminates byAE................................................................................................................................................. IV59

De Patos C., Agnello P.• Lenzuni P.• Rosatelli R.A basic approach to discriminate AEsources In composites. 11/67

Poppeov~V.

Cutting tool condition monitoring.................. 11/69

PfevorovskY D., PfevorovsKY Z., Asserin J., Varchon D.AE characteristics ofsurface friction in bio·medlca/appliclltion n......... nn7

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P/evorovskY' Z.Notes on wave and wave-guide concepts in AE............... 11/83

Proust A, Lenain J.e.AE monitoring ofcivil Infrastructures...... 11/91

Pullin R.. Holford K.M.Single sensorsource location ofAE from fatigue cracks m.... 11195

Raad A.. Zhang F.. Sidahmed M.Early detection offaults in gears using AE and vibration analysis................. 11/103

Raad A.• Zhang F., $idahmed M.LfHlk detection byAE using subspaces methods...... 11/111

Rauscher F., Bayray M.AE measurements on shell structures with dlrecUy Bttached piezo ceramic.. 11/119

Rogers L.M.Structural and engineering monnorlng byAE methods· fundamentals and appllcaUons.. 11/125

Rowland C., Callaghan T., Coy J.CondiUonlng monitoring using AE on mutuple roller bearings in Consignia's lettersortlngmachines 11/131

Sagar Remalli Vidya, Raghu Prasad S.K., Kumar VijayaFracture energy ofhigh strength concrete beams using AE technique......................... ....... 11/133

Shinomiya T., Nakanishi Y, Morishima H., Shiotani T.Damage diagnosis technique for brick structures using AE.......... 11/141

Shiotani T., Bisschop J., van Mier J.G.M.EvaluaUon of drying shrinkage microcracking ;n cementitious materials using AE.. 11/149

Shiraishi M., Koizumi T.Friction conttol ofpositioning system byAE detection.................. 11/157

Sikula J., Pavelka J., Majzner J., Dobis P.Cracks characterisation by acoustic and electromagnetic emission.................................... 11/163

5ikula J., Strunc M., Majzner J., Koktavy P., Pavelka J., Hajek K.Electrical noise ofpiezoceramic sensots............................... 11/171

Skalsky V., Andreykiv 0., Sertliyenko O.AE modeling of microcracking in plsstlcally deformed zones ofcrystalline solids... 11/177

Sodomka L.Appliclltions of the acoustical emission to textile fields ,.. 11/185

Sodomka L.To the historyofacoustical emission...................... .. 11/195

$paekova H.Tram track structure acoustic analysis........................................ 11/199

Svoboda V., .iemli~ka F.. Petrasek P., Proust A.Damage monitoring In high pressure vessels by means ofAE............... IU203

Theobald P.O., Esward T.J., Dawson S.P.Towards tracuble calibration ofAE transducers: a new development at the UK's NPL.... 11/211

Trapl K., Sajdl P., Kutera P., NovotnY RAE and electrochemical noise during stress corrosion cracking....... 11/219

Traxler H., Arnold W., Knabl W., ROdhammer P.Non-Destructive evaluation ofbrazedJoints by means ofAE........ 11/225

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Tscheliesnig P.Training and certification on the field of AE testing at according the Europeanstandardisation (EN 473)......... 1U233

Val~ F., Laoova V.. LaS V.. Adamek V.Interaction ofelastic waves with plastic zone by the various types ofloading.... 11/239

Vallen H., Forker J.A new AE-system approach with optimum speed and flexibility for use in field test andlaboralOl)'..................................................................................................................................... IU247

Val len H., Vallen J.F~of.cost software tools generate dispersion CUIV8S, parlorm wavelet transform andhelp to correlate both kinds ofInformation........ 11/255

Vougiouklakis Y. H:thner P., Kostopoulos V" Peteves S.Damage mode identfflcatlon and analysis of coated gas turbine materials using a non-destructive evaluation technique...... 11/263

Winkelmans M., Wevers M.Non-Destructive testing for convslon monitoring in chemical plants. 11/271

Van T., Jones B.E.In-situ AE transducercalibration using artificialAE energysources n 11/279

Yoshida K.. Horikawa K., Sakamaki K.Characteristics ofAE behaviour during tensile defon»tdlon of NI·AI intermetalliccompoudswith boron additive.................................................................................................. 11/287

ZiZka J., PruknerV. t Ogawa D., Sumiya H. t Shiraishi M.Neuronal network 'or tool wear monitoring on the AE signal basis.... 11/295

Zuev LB., Semukhin B.S., lunyev A.G.On the acoustic properties ofmetallicpolycrystals understraining............ 111303

Index of autors................................................... 11/305

Contact adresses of selected authors IU307

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DGZfP-Proceedings BB 90-CD Table of contents EWGAE 2004

List of authors 19

Adresses of authors 23

Lectures The KAISER-EFFECT and its Scientific Background

H.M. Tensi, TU München, Metallurgie und Metallkunde, München (GER) 31

A Start Session 1 Acoustic Emission Measurement System for the Orthopedical Diagnostics of the

Human Femur and Knee Joint R.P. Franke, University of Ulm, Dept. of Biomaterials, Ulm (GER); P. Dörner, Bad Griesbach (GER); H.-J. Schwalbe, B. Ziegler, University of Applied Science Gießen, Gießen (GER)

43

2 Corrosion Testing of Ship Building Materials with Acoustic Emission (AE) P. Tscheliesnig, TÜV Austria, Vienna (A)

51

3 An investigation into the comparison of maintenance strategies past, present and future by enhancing periodic proof testing with Acoustic Emission to generate reliable through life structural integrity assurance G.R. Drummond, Imes, Aberdeen (UK); J.F. Watson, The Robert Gordon University, Aberdeen, Scotland (UK)

61

A1 Pressure Equipment 4 Acoustic Emission Experience with AE Monitoring of New Vessels during Initial

Proof-Test P. Cole, S. Gautrey, Physical Acoustics Ltd., Cambridge (UK)

75

5 Defect Detection by Acoustic Emission Examination of Metallic Pressure Vessels F. Rauscher, Vienna University of Technology, Vienna (A)

83

6 Experience of Acoustic Emission Method Application at Equipment Diagnostics E. Nefedjev, A. Sudakov, Central Boiler and Turbine Institute (CKTI), Saint-Petersburg (RUS)

91

B1 Acoustic Emission from Concrete 7 Quantitative Damage Estimation of Concrete Core based on AE Rate Process

Analysis M. Ohtsu, Kumamoto University, Kumamoto (J); T. Suzuki, Nippon Suiko Consultants Co., Kumamoto (J)

99

8 Acoustic Emission for Monitoring Damage Accumulation in Reinforced Concrete Structures B. Schechinger, T. Vogel, Institute of Structural Engineering, ETH Zurich, Zurich (Switzerland)

107

9 Acoustic Emission Monitoring of the Fracture Behaviour of Concrete containing various size and shape of glass aggregates A.M. Siddiqui, A.H. Choudhury, I.J. Merchant, The Robert Gordon University, School of Engineering, Aberdeen, Scotland (UK)

115

A2 Pressure Equipment / Medical and Biological Applications 10 Use of AE Method Abilities for Petrochemical Equipment Inspection

B.S. Kabanov, V.P. Gomera, V.L. Sokolov, V.P. Fedorov, A.A. Okhotnikov, Kirishinefteorgsintez, Kirishi (RUS)

131

11 In-Service Inspection of Spherical Tank using AE in Wave Guide Configuration J. Catty, M. Mediouni, J. Menetrier, CETIM, Paris (F) abstract

139

11


12 Acoustic emission of transpiring plants - new results and conclusions R. Laschimke, M. Burger, FH Sigmaringen-Albstadt, Albstadt (GER); H. Vallen, Vallen-Systeme, Icking (GER)

141

13 Ultrasound acoustic detection of cavitation events in water conducting elements of Norway spruce wood S. Rosner, University of Natural Resources and Applied Life Sciences – BOKU, Institute of Wood Science and Technology, Vienna (A); S.B. Kikuta, University of Natural Resources and Applied Life Sciences – BOKU, Institute of Botany, Vienna (A)

149

B2 Acoustic Emission from Rock 14 AE Kaiser Effect and Electromagnetic Emission in the Deformation of Rock

Sample Y. Mori, Y. Obata, Nihon University, College of Industrial Technology, Chiba (J); J. Pavelka, J. Sikula, Brno University of Technology, Czech Noise Research Laboratory, Brno (CZ); T. Lokajicek, Academy of Sciences, Institute of Rock Structure and Mechanics, Prague (CZ)

157

15 Characterisation of Acoustic Emission Sources in a Rock Salt Specimen under Triaxial Load G. Manthei, Gesellschaft für Materialprüfung und Geophysik, Ober-Mörlen (GER)

167

16 Possibilities of forecasting of rock sample total fracture by application of correlation analysis of acoustic emission events series J. Vilhelm, Charles University, Prague (CZ); T. Lokajicek, V. Rudajev, Academy of Sciences, Institute of Rock Structure and Mechanics, Prague (CZ)

183

17 Correlation analysis of ultrasound emission foci in loaded granites and migmatities J. Veverka, V. Rudajev, T. Lokajicek, Academy of Sciences, Institute of Rock Structure and Mechanics, Prague (CZ)

191

A3 Tanks, Civil Structures 18 Field Testing of flat bottomed Storage Tanks with Acoustic Emission - A Review

on the gained Experience G. Lackner, P. Tscheliesnig, TÜV Austria, Vienna (A)

201

19 Acoustic Emission Monitoring of Concrete Hinge Joint Models K.M. Holford, R. Pullin, R.J. Lark, Cardiff University, School of Engineering, Cardiff (UK)

211

20 Localization of Noise Sources in Large Structures using AE D.W. Prine, Northwestern University ITI, Evanston, IL (USA)

219

21 Damage Assessment in Railway Sub-Structures deteriorated using AE Technique T. Shiotani, Y. Nakanishi, Tobishima Corporation, Research Institute of Technology, Chiba (J); X. Luo, H. Haya, Railway Technical Research Institute, Tokyo (J)

225

B3 Acoustic Emission from other Materials 22 Phase Transition Studies in PZT Ceramics using Acoustic Emission

K. Prabakar, A. Dode, Osmania University, University College of Science, Hyderabad (India); S. Manjunath Rao, S.P. Mallikarjun Rao, University of Hyderabad, Central Instrumentation Center, Hyderabad (India)

233

23 Acoustic Emission Behavior of Martensitic Transformation in Early Stage during Deformation of Cu-Al-Ni Shape Memory Alloy Single Crystals K. Yoshida, K. Hanabusa, T. Nagamachi, Tokushima University, Dept. of Mechanical Engineering, Tokushima (J)

249

24 Testing of Diamond-Like Carbon Coatings under Slip-Rolling Friction Monitored by Acoustic Emission M. Löhr, Federal Institute for Materials Research and Testing (BAM), Berlin (GER)

257

12


25 AE Monitoring from CVD-Diamond Film subjected to Micro-Indentation and Pulse Laser Spallation R. Ikeda, Asahi Diamond Industrial Co. Ltd., Chiba (J); H. Cho, M. Takemoto, Aoyama Gakuin University, Kanagawa (J); K. Ono, UCLA, University of California, Los Angeles, CA (USA)

273

A4 Other Industrial Applications 26 Acoustic Emission of Fatigue-Deformed Aluminum Alloys for Automotive Panels

K. Horikawa, H. Kobayashi, Osaka University, Dept. of Mechanical Science and Bioengineering, Osaka (J); Y. Takeuchi, K. Yoshida, The University of Tokushima, Dept. of Mechanical Engineering, Tokushima (J)

281

27 Detection of fatigue crack growth in aircraft landing gear M.G. Baxter, R. Pullin, K.M. Holford, Cardiff University, School of Engineering, Cardiff (UK)

289

28 Condition monitoring using of AE method R. Murray, V. Svoboda, P. Svec, Preditest, Prague (CZ)

297

29 Cracks Detection on Metal Parts by Acoustic Emission C. Delalande, O. Renckert, V. Zarife, Hutchinson-Paulstra, Chalette sur Loing Loiret (F)

303

30 Investigation into Identification of Faults in a small HSDI Diesel Engine using Acoustic Emission A.K. Frances, J.D. Gill, Imes Ltd., Aberdeen (UK); R.L. Reuben, J.A. Steel, Heriot-Watt University, Edinburgh (UK)

311

B4 Acoustic Emission from Leak / Composites 1 31 Frequency Characteristics of Acoustic Emission Waveforms during Gas Leack

K. Yoshida, H. Kawano, Y. Akematsu, H. Nishino, Tokushima University, Dept. of Mechanical Engineering, Tokushima (J)

321

32 Differentiation of Micro-Failures in Glass Polypropylene Composites by Means of Acoustic Emissions Technologies C. Ramirez-Jimenez, M. Pharaoh, N. Papadakis, N. Reynolds, University of Warwick, Coventry (UK)

329

33 Damage Analysis of Polymer Matrix Composites by Acoustic Emission Testing J. Bohse, Federal Institute for Materials Research and Testing (BAM), Berlin (GER)

339

34 Acoustic Emission Technique to assist the Formula One Designer in Structural Design C. Rowland, Pancom, Hantingdon (UK); L. Butler, M. Preston, Arrows F1, Leafield (UK)

349

35 Acoustic Emission Monitoring of Buckling Behaviour in Impact-Damaged Composite Plates K.M. Holford, C.A. Featherston, R. Pullin, M.J. Eaton, Cardiff University, School of Engineering, Cardiff (UK)

361

A5 Process Monitoring / Rotating Machineries 36 AE Signals from Process Monitoring

P. Cole, T. Bradshaw, Physical Acoustics, Cambridge (UK) 369

37 Monitoring of Gas Turbine Operating Parameters using Acoustic Emission R.M. Douglas, S. Beugné, M.D. Jenkins, J.A. Steel, R.L. Reuben, P.A. Kew, Heriot-Watt University, School of Engineering and Physical Sciences, Edinburgh (UK); A.K. Frances, Imes Ltd., Aberdeen (UK)

389

38 The use of Acoustic Emission for bearing defect identification and estimation of defect size A.M. Al-Ghamdi, D. Zhechkov, D. Mba, Cranfield University, School of Engineering, Cranfield, Bedfordshire (UK)

397

13


39 Detection of incipient cavitation and the best efficiency point of a 2.2MW centrifugal pump using Acoustic Emission L. Alfayez, Saudi Aramco Oil, Consulting Service Dept., Dhahran (Saudi-Arabia); D. Mba, Cranfield University, School of Mechanical Engineering, Cranfield, Bedfordshire (UK); G. Dyson, David Browne Textron, Penistone Sheffield (UK)

407

40 Semi-Real Time Classification of Acoustic Emission Signals for Drive System Coupling Crack Detection V. Godinez, F. Shu, R. Finlayson, Physical Acoustics Corp., Lawrenceville, NJ (USA); A. Anastasopoulos, A. Tsimogiannis, Envirocoustics S.A., Athens (Greece); B. O´Donnell, Naval Air Warfare Center, Patuxent River, MD (USA)

415

B5 Acoustic Emission from Composites 2 41 Acoustic Emission applied to mechanically loaded Paper

D. Graham, D. Kao, B. Knight, University of Greenwich, School of Computing and Mathematical Sciences, Greenwich, London (UK); P.A. Gradin, P. Isaksson, S. Nyström, Mid Sweden University, Sundsvall (S)

423

42 On the application of wavelet transform of AE signals from composite materials T.H. Loutas, G. Sotiriades, V. Kostopoulos, Dept. of Mechanical and Engineering and Aeronautics, University of Patras and Institute of Chemical Engineering and High Temperature Processes, Patras (Greece)

433

43 Acoustic Emission Characteristics of Pultruded Fiber Reinforced Plastics under Uniaxial Tensile Stress N. Ativitavas, PTT Public Company Ltd., Bangkok (Thailand); T. Fowler, The University of Texas, Austin, TX (USA); T. Pothisiri, Chulalongkorn University, Bangkok (Thailand)

447

44 Acoustic emission studies on fracture behaviour of CFC-materials under various loads P. Majerus, T. Hirai, J. Linke, Forschungszentrum Jülich, EURATOM-Association, Jülich (GER); J. Compan, Université Pierre at Marie Curie, Paris (F); R. May, Fraunhofer Institute for Nondestructive Testing (IZFP) Dresden, Dresden (GER)

455

45 Dynamic Health Monitoring of Metal on Metal Hip Protheses using Acoustic Emission C. Rowland, M. Browne, University of Southampton, Bioengineering Science Research group, SES, Southampton (UK); A. Taylor, Finsbury Orthopaedics, Leatherhead (UK)

465

A6 Acoustic Emission from Gears / Wave Guide 46 The source of Acoustic Emission during meshing of spur gears

C.K. Tan, D. Mba, Cranfield University, School of Engineering, Cranfield, Bedfordshire (UK)

469

47 Identifying seeded defects in gearboxes with Acoustic Emission ; Limitations D. Mba, C.K. Tan, Cranfield University, School of Engineering, Cranfield, Bedfordshire (UK)

475

48 The Effect of Waveguide Material and Shape on AE Transmission Characteristics J. Sikorska, J. Pan, University of Western Australia, Perth (Australia)

485

49 Rods and Tubes as AE Waveguide K. Ono, UCLA, University of California, Los Angeles, CA (USA); H. Cho, Aoyama Gakuin University, Kanagawa (J)

495

B6 Acoustic Emission from Corrosion 50 Acoustic Emission from Rust in Stress Corrosion Cracking

H. Cho, M. Takemoto, Aoyama Gakuin University, Kanagawa (J) 503

51 Acoustic Emission during Stress Corrosion Cracking Tests M. Takemoto, H. Cho, Aoyama Gakuin University, Kanagawa (J); K. Ono, UCLA, University of California, Los Angeles, CA (USA)

511

14


52 A comparative study of Corrosion in an Aluminium alloy and mild steel using acoustic emission and microscopic techniques A.M. Siddiqui, A. Abdu, A. Mahen, A.H. Choudhury, The Robert Gordon University, School of Engineering, Aberdeen (UK)

519

53 Acoustic Emission during Hydrogen Charging of Alloys K. Trapl, P. Sajdl, Institute of Chemical Technology, Dept. of Power Engineering, Prague (CZ)

541

A7 New Sensors / other Testobjects 54 Active Fiber Composites for Application as Acoustic Emission Sensors:

Principles and Characterization A.J. Brunner, M. Barbezat, P. Flüeler, X. Kornmann*, C. Huber, Swiss Federal Laboratories for Materials Testing and Research, EMPA, Dübendorf (Switzerland) * current affiliation: ABB Schweiz, Corporate Research, Baden-Dättwil (Switzerland)

549

55 Steel Plate Coupled Behavior of MEMS Transducers Developed for Acoustic Emission Testing D. Ozevin, S. Pessiki, Lehigh University, Dept. of Civil Engineering, Bethlehem, PA (USA); D.W. Greve, Carnegie Mellon University, Dept. of Electrical and Computer Engineering, Pittsburgh, PA (USA); I.J. Oppenheim, Carnegie Mellon University, Dept. of Civil and Environmental Engineering, Pittsburgh, PA (USA)

557

56 Optical Fibre Sensor for Damage Monitoring in Composite Laminate R. de Oliveira1,2, O. Frazao3, J.L. Santos3,4, A.Torres Marques2, 1Le Mans University (F), 2Dept. of Mechanics, Porto University, Porto (Portugal); 3Optoelectronic and Electronic Systems Unit, Porto (Portugal); 4Physics Dept., Porto University, Porto (Portugal) abstract

565

57 Acoustic Emission to assess the Structural Condition of Bronze Statues. Case of the "Nike" of Brescia C. Caneva, A. Pampallona, S. Viskovic, University of Rome “La Sapienza”, Dept. of Chemical and Material Engineering, Rome (Italy)

567

B7 Other Advanced Analysis Methods 58 Basic principles of acoustic emission tomography

F. Schubert, Fraunhofer Institute for Nondestructive Testing (IZFP) Dresden, Dresden (GER)

575

59 Acoustic emission for on-line monitoring of damage in various application fields M. Wevers, G. Van Dijck, W. Desadeleer, Katholike Universiteit Leuven, Dept. of Materials Engineering, Leuven (Belgium); M. Winkelmans, BASF, Ludwigshafen (GER); K. Van Den Abeele, Katholike University of Leuven, Subfaculty of Sciences, Kortrijk (Belgium)

587

60 Acoustic Emission Technique and Potential Difference Method for Detecting the Different Stages of Crack Propagation in Carbon and Stainless Steel C. Ennaceur, A. Laksimi, Laboratoire Roberval unité Mixte 6066 CNRS, Compiègne (F); C. Herve, M. Mediouni, M. Cherfaoui, CETIM, Dept. controles et essais industriels, Senlis (F)

597

61 Influence of the Weak Mechanical Disturbances on the Fracture Nucleation Behavior According AE Measurement V. Kuksenko, N. Tomilin, A.F. Ioffe Physico-Technical Institute, St. Petersburg (RUS); S. Elizarov, Interunis Ltd., Moscow (RUS); X.-C. Yin, CAS, Institute of Mechanics, Beijing (China)

605

A8 Wave Propagation and Location 62 Electronic Noise Effects on Fundamental Lamb-Mode Acoustic Emission Signal

Arrival Times Determined using Wavelet Transform Results M.A. Hamstad, University of Denver, Denver, CO (USA)

613

15


63 Advanced Real Time Source Location Applications H. Schoorlemmer, Physical Acoustics, Rotterdam (The Netherlands)

623

64 Investigation of fracture processes using moment tensor inversion technique F. Finck, C.U. Große, H.-W. Reinhardt, University of Stuttgart, Institute of Construction Materials, Stuttgart (GER)

629

65 Source Identification using Acoustic Emission on Large Bore Cylinder Liners A.I.F. Robertson, R.M. Douglas, P. Nivesrangsan, E.R. Brown, J.A. Steel, R.L. Reuben, Heriot-Watt University, School of Engineering and Physical Sciences, Edinburgh (UK)

637

66 Processing of Acoustic Emission Signals in dispersive Media M. Blahacek, Z. Prevorovsky, M. Landa, Institute of Thermomechanics AS CR, Prague (CZ)

645

B8 Data Management / Vendor Applications 67 Using a Data Base Tool for the efficient Administration of AE-Data

H. Vallen, J. Vallen, J. Forker, G. Corneanu, Vallen-Systeme, Icking (GER) 655

68 Overview of new Acoustic Emission (AT) Systems, PAC-Developments J. Sell, Physical Acoustics-D, Wolfegg (GER)

661

69 Evaluation of Acoustic Emission Signals during Monitoring of Thick-Wall Vessels Operating at Elevated Temperatures A. Anastasopoulos, A. Tsimogiannis, S.A. Envirocoustics, Athens (Greece)

667

70 Acoustic Emission (AE) Loose Parts Monitoring Application in a Nuclear Power Plant J.-C. Lenain, Euro Physical Acoustics, Paris (F); M.F. Carlos, Physical Acoustics Corporation, Princeton, NJ (USA); S. Vahaviolos, MISTRAS Holdings Group, Princeton, NJ (USA)

675

71 About the Experience of our Acoustic Emission Equipment Application in Various Industries V. Belov, A. Glushko, M. Podlevskikh, O. Tarutin, Eltest Inc., Moscow (RUS)

679

A9 Calibration of Sensors, Equipment 72 Towards traceable calibration of acoustic emission measurement systems:

development of a reference source at the UK's National Physical Laboratory P.D. Theobald, National Physical Laboratory, Teddington, Middlesex (UK)

683

73 Monitoring techniques based on wireless AE sensors for large structures in civil engineering C.U. Große, F. Finck, J.H. Kurz, H.-W. Reinhardt, University of Stuttgart, Institute of Construction Materials, Stuttgart (GER)

691

74 Development of a hybrid finite element/finite integration model for the UK's National Physical Laboratory acoustic emission reference facility P.N. Gélat, P.D. Theobald, National Physical Laboratory, Teddington, Middlesex (UK); F. Schubert, Fraunhofer Institute for Nondestructive Testing (IZFP) Dresden, Dresden (GER)

699

75 Possibilities and Limits of an automated AE-Channel-Verification Process H. Vallen, J. Vallen, J. Forker, G. Corneanu, Vallen-Systeme, Icking (GER)

709

Additional Papers (Reserves) R1 Stress transmission in compressed granular materials evaluated by acoustic

emission techniques C.U. Große, F. Finck, University of Stuttgart, Institute of Construction Materials, Stuttgart (GER); R. Cruz Hidalgo, University of Stuttgart, Institute for Computational Physics, Stuttgart (GER)

719

16


R2 Tribomechanical and anisotropic properties of area textiles L. Sodomka, Technical University, Textile Faculty, Clothing Dept., Liberec (CZ)

725

R3 Welding inspection with on-line acoustic emission monitoring T.H. Loutas, G. Sotiriades, J. Kalaitzoglou, V. Kostopoulos, University of Patras, Patras (Greece) abstract

735

R4 Monitoring of Centrifugal Cast Rolls using Acoustic Emission J. Crha, AE Consultant, Ostrava (CZ); J. Jelinek, Vitkovicke Slevarny, Ostrave (CZ); F. Havlicek, VSB Technical University, Ostrava (CZ)

737

Poster

P1 Wavelet Processing of Acoustic Emission Signals from Scratch Tests on Nitride Coatings R. Piotrkowski, Universidad Nacional de San Martin, Escuela de Ciencia y Tecnología, San Martin (Argentina); A. Gallego, Universidad de Granada, Dpto. Física Aplicada, E.U. de Arquitectura Técnica, Granada (Spain); J.E. Ruzzante, U.A. ENDE, Comisión Nacional de Energía Atómica, Buenos Aires (Argentina); M.T. Garcia-Hernandez, Universidad de Jaén, Dpto. de Física, Escuela, Politécnica Superior, Jaén (Spain)

745

P2 Acoustic Emission during the Scratch-Test on galvanized Steel R. Piotrkowski, Universidad Nacional de San Martin, Escuela de Ciencia y Tecnología, San Martin (Argentina); A. Gallego, Universidad de Granada, Dpto. Física Aplicada, E.U. de Arquitectura Técnica, Granada (Spain); J.F. Gil, J.d.M. Vico, J.L. Piqueras, J. Rodríguez, Universidad de Granada, Dpto. Construcciones Arquitectónicas, E.U. de Arquitectura Técnica, Granada (Spain); J.E. Ruzzante, U.A. ENDE, Comisión Nacional de Energía Atómica, Buenos Aires (Argentina)

753

P3 Comparison between Concrete-Black Steel and Concrete-Galvanized Steel Bond via the Pull-Out Test supplied with Acoustic Emission A. Gallego, Universidad de Granada, Dpto. Física Aplicada, E.U. de Arquitectura Técnica, Granada (Spain); V. Jiménez, J.F. Gil, J.L Piqueras, J. de Mata Vico, J. Rodríguez, Universidad de Granada, Dpto. Construcciones Arquitectónicas, E.U. de Arquitectura Técnica, Granada (Spain)

761

P4 Similarity matrices as a new feature for acoustic emission analysis of concrete J.H. Kurz, F. Finck, C.U. Große, H.-W. Reinhardt, University of Stuttgart, Institute for Construction Materials, Stuttgart (GER)

769

P5 Acoustic Emission Method as a Diagnostic Tool for Corrosion Cracking in Reinforced Concrete Beams M. Korenska, L. Pazdera, M. Manyochova, Brno UT, Faculty of Civil Engineering, Dept. of Physics, Brno (CZ); K. Pospisil, Transport Research Center, Brno (CZ)

777

P6 Application of acoustical emission as a new effective diagnostic tool in the in textile fields L. Sodomka, Technical University, Textile Faculty, Clothing Dept., Liberec (CZ)

783

P7 Area Textile Anisotropy Estimated also using Acoustic Emission L. Sodomka, Technical University, Textile Faculty, Clothing Dept., Liberec (CZ)

791

P8 The Evaluation of Fatigue Crack Propagation by Acoustic Emission J.-S. Hyun, G.-W. Song, B.-S. Kim, S.-M. Park, Korea Electric Power Research Institute, Deajon (Korea)

801

P9 Application of advanced AE signal treatment in the area of mechanical cyclic loading P. Mazal, L. Pazdera, J. Smutný, Brno University of Technology, Brno (CZ)

809

P10 Advanced Acoustic Emission Analysis of Rock Fracture S. Stanchits, G. Dresen, GeoForschungsZentrum Potsdam, Potsdam (GER) abstract

817

17


P11 Characterization of adhesive joints between steel and fiber-reinforced polymers H. Kühnicke, Fraunhofer Institute for Nondestructive Testing (IZFP) Dresden, Dresden (GER)

819

P12 In-situ investigation of excavation disturbed zones close to drives in salt mines H. Kühnicke, F. Schubert, E. Schulze, Fraunhofer Institute for Nondestructive Testing (IZFP) Dresden, Dresden (GER)

825

P13 Optimization of the AE behaviour of transformation induced plasticity (TRIP) steels H. Kühnicke, U. Waag, Fraunhofer Institute for Nondestructive Testing (IZFP) Dresden, Dresden (GER)

833

P14 Acoustic Emission Assessment of Non Visible Defects on Multistrand Cable L. Gaillet, C. Tessier, D. Bruhat, R. Michel, Laboratoire Central des Ponts et Chaussées, Nantes (F)

839

P15 The Test of Acoustic Emission effects during Stress Corrosion Cracking of Copper Alloy used for Marine Screw Propellers M. Smajdor, H. Buglacki, Gdansk University of Technology, Gdansk (Poland) abstract

847

P16 Acoustic Emission Analysis for the Evaluation of the SCC-Process of Brass U.-D. Hünicke, M. Schulz, University of Rostock, Rostock (GER)

849

P17 Methods for Investigating Austenite Stability during Tribological Stressing of FeCrNi Alloys K. Aßmus, W. Hübner, Federal Institute for Materials Research and Testing (BAM), Berlin (GER) abstract

855

P18 Acoustic Emission Model for Determination of Delamination Stages in bimetallic Compositions V. Skalsky, O. Andreykiv, O. Serhiyenko, Karpeko Physico-Mechanical Institute of NASU, Lviv (Ukraine) abstract

857

P19 Application of Wavelet Analysis to Acoustic Emission Pulses Generated by Electrical Discharges in Air T. Boczar, Technical University of Opole, Opole (Poland)

859

P20 Magneto-acoustic emission in wide ribbons of Metglas 2605SC and in steel bars R.J. López, Universidad di Cantabria, Dept. of Physics, Santander (Spain)

867

P21 Application of Frequency Inspection to Comparison Frost Resistance of Fired Roofing Tiles Manufactured Using Old and New Technolgy M. Korenská, Z. Chobola, P. Mikulková, J. Martinek, I. Plsková, Brno University of Technology, Faculty of Civil Engineering, Physics Dept., Brno (CZ)

875

P22 The Acoustic Emission Technique Applied to Test Pipes of GFRP Destinated to Transport Chemicals A. Valea, I. Mondragón, J. Martinez, M.L. González, Universidad del País Vasco, Dpto. Ingeniería Química y del Medio Ambiente, Bilbao (Spain)

881

P23 Investigation of the failure development in CFRP E. Schmachtenberg, E. Kuhnel, Institute for Plastics Processing (IKV), Aachen (GER)

889

P24 Physical Model of Electromagnetic Emission in Solids P. Koktavy, J. Sikula, Brno University of Technolgy, Brno (CZ)

899

18

DGZfP-Proceedings BB 90-CD List of authors EWGAE 2004

List of authors Abdu, A. 52

Akematsu, Y. 31

Alfayez, L. 39

Al-Ghamdi, A.M. 38

Anastasopoulos, A. 40, 69

Andreykiv, O. P18

Aßmus, K. P17

Ativitavas, N. 43

Barbezat, M. 54

Baxter, M.G. 27

Belov, V. 71

Beugné, S. 37

Blahacek, M. 66

Boczar, T. P19

Bohse, J. 33

Bradshaw, T. 36

Brown, E.R. 65

Browne, M. 45

Bruhat, D. P14

Brunner, A.J. 54

Buglacki, H. P15

Burger, M. 12

Butler, L. 34

Caneva, C. 57

Carlos, M.F. 70

Catty, J. 11

Cherfaoui, M. 60

Cho, H. 25, 49, 50, 51

Chobola, Z. P21

Choudhury, A.H. 9, 52

Chra, J. R4

Cole, P. 4, 36

Compan, J. 44

Corneanu, G. 67, 75

Cruz Hidalgo, R. R1

De Mata Vico, J. P2, P3

De Oliveira, R. 56

Delalande, C. 29

Desadeleer, W. 59

Dode, A. 22

Dörner, P. 1

Douglas, R.M. 37, 65

Dresen, G. P10

Drummond, G.R. 3

Dyson, G. 39

Eaton, M.J. 35

Elizarov, S. 61

Ennaceur, C. 60

Featherston, C.A. 35

Fedorov, V.P. 10

Finck, F. 64, 73, R1, P4

Finlayson, R. 40

Flüeler, P. 54

Forker, J. 67, 75

Fowler, T. 43

Frances, A.K. 30, 37

Franke, R.P. 1

Frazao, O. 56

Gaillet, L. P14

Gallego, A. P1, P2, P3

García Hernández, M.T. P1

Gautrey, S. 4

19


Gélat, P.N. 74

Gil, J.F. P2, P3

Gill, J.D. 30

Glushko, A. 71

Godinez, V. 40

Gomera, V.P. 10

González, M.L. P22

Gradin, P.A. 41

Graham, D. 41

Greve, D.W. 55

Grosse, C.U. 64, 73, R1, P4

Hamstad, M.A. 62

Hanabusa, K. 23

Havlicek, F. R4

Haya, H. 21

Herve, C. 60

Hirai, T. 44

Holford, K.M. 19, 27, 35

Horikawa, K. 26

Huber, C. 54

Hübner,W. P17

Hünicke, U.-D. P16

Hyun, J.-S. P8

Ikeda, R. 25

Isaksson, P. 41

Jelinek, J. R4

Jenkins, M.D. 37

Jiménez, V. P3

Kabanov, B.S. 10

Kalaitzoglou, J. R3

Kao, D. 41

Kawano, H. 31

Kew, P.A. 37

Kikuta, S.B. 13

Kim, B.-S. P8

Knight, B. 41

Kobayashi, H. 26

Koktavy, P. P24

Korenska, M. P5, P21

Kornmann, X. 54

Kostopoulos, V. 42, R3

Kuhnel, E. P23

Kühnicke, H. P11, P12, P13

Kuksenko, V. 61

Kurz, J.H. 73, P4

Lackner, G. 18

Laksimi, A. 60

Landa, M. 66

Lark, R.J. 19

Laschimke, R. 12

Lenain, J.C. 70

Linke, J. 44

Löhr, M. 24

Lokajícek, T. 14, 16, 17

López, R.J. P20

Loutas, T.H. 42, R3

Luo, X. 21

Mahen, A. 52

Majerus, P. 44

Mallikarjun Rao, S.P. 22

Manjunath Rao, S. 22

Manthei, G. 15

Manychova, M. P5

Martinek, J. P21

Martinez, J. P22

May, R. 44

20


Mazal, P. P9

Mba, D. 38, 39, 46, 47

Mediouni, M. 11, 60

Menetrier, J. 11

Merchant, I.J. 9

Michel, R. P14

Mikulková, P. P21

Mondragón, I. P22

Mori, Y. 14

Murray, R. 28

Nagamachi, T. 23

Nakanishi, Y. 21

Nefedjev, E. 6

Nishino, H. 31

Nivesrangsan, P. 65

Nyström, S. 41

O´Donnell, B. 40

Obata, Y. 14

Ohtsu, M. 7

Okhotnikov, A.A. 10

Ono, K. 25, 49, 51

Oppenheim, I.J. 55

Ozevin, D. 55

Pampallona, A. 57

Pan, J. 48

Papadakis, N. 32

Park, S.-M. P8

Pavelka, J. 14

Pazdera, L. P5, P9

Pessiki, S. 55

Pharaoh, M. 32

Piotrkowski, R. P1, P2

Piqueras, J.L. P2, P3

Plsková, I. P21

Podlevskikh, M. 71

Pospisil, K. P5

Pothisiri, T. 43

Prabakar, K. 22

Preston, M. 34

Prevorovsky, Z. 66

Prine, D.W. 20

Pullin, R. 19, 27, 35

Ramirez-Jimenez, C. 32

Rauscher, F. 5

Reinhardt, H.W. 64, 73, P4

Renckert, O. 29

Reuben, R.L. 30, 37, 65

Reynolds, N. 32

Robertson, A.I.F. 65

Rodríguez, J. P2, P3

Rosner, S. 13

Rowland, C. 34, 45

Rudajev, V. 16, 17

Ruzzante, J.E. P1, P2

Sajdl, P. 53

Santos, J.L. 56

Schechinger, B. 8

Schmachtenberg, E. P23

Schoorlemmer, H. 63

Schubert, F. 58, 74, P12

Schulz, M. P16

Schulze, E. P12

Schwalbe, H.-J. 1

Sell, J. 68

Serhiyenko, O. P18

Shiotani, T. 21

21


Shu, F. 40 Tomilin, N. 61

Siddiqui, A.M. 9, 52 Torres Marques, A. 56

Sikorska, J. 48 Trapl, K. 53

Sikula, J. 14, P24 Tscheliesnig, P. 2, 18

Skalsky, V. P18 Tsimogiannis, A. 40, 69

Smajdor, M. P15 Vahaviolos, S. 70

Smutný, J. P9 Valea, A. P22

Sodomka, L. R2, P6, P7 Vallen, H. 12, 67, 75

Sokolov, V.L. 10 Vallen, J. 67, 75

Song, G.-W. P8 Van Den Abeele, K. 59

Sotiriades, G. 42, R3 Van Dijck, G. 59

Stanchits, S. P10 Veverka, J. 17

Steel, J.A. 30, 37, 65 Vilhelm, J. 16

Sudakov, A. 6 Viskovic, S. 57

Suzuki, T. 7 Vogel, T. 8

Svec, P. 28 Waag, U. P13

Svoboda, V. 28 Watson, J.F. 3

Takemoto, M. 25, 50, 51 Wevers, M. 59

Takeuchi, Y. 26 Winkelmans, M. 59

Tan, C.K. 46, 47 Yin, X.-C. 61

Tarutin, O. 71 Yoshida, K. 23, 26, 31

Taylor, A. 45 Zarife, V. 29

Tensi, H.M. Keynote Zhechkov, D. 38

Tessier, C. P14 Ziegler, B. 1

Theobald, P.D. 72, 74

22

Table of ContentsCommittee Details vPreface vii

Keynote PaperMe and AE-Tbe Early Years 1962 -1982

A.T. Grecn 3

1. Structural IntegrityAE Metbodology for the Evaluation of Structural Integrity

K.Ono 17

Guided Wave Acoustic Emission from Fatigue Crack Growth In Aluminium PlaleC.K. Lee, J.J. Scholey, P.O. Wilcox, M.R. Wisnom, M.I. FrisweU and B.W. Drinkwater 23

AtouSlic Emission Testing of a Landing Gear ComponentR. Pullin, K.M. Holford, S.L. Evans and M.G. Baxter 29

2a. Rotating Machinery

Detection of Incipient Damage in Large Rolling Element BearingsL.M. Rogers 31

Use of AE Based Instrumentation to Monitor Machinery Condition inthe Industrial Environment

T.]. Holroyd 45

lb. AE Waves and Signal Processing

Experimental Validation of Dispersion Curves la Plates for Awustic EmissionR. Pullin, P. Thwhald, K.M. Holford and S.L. Evans 53

Coatrasts between tbe Acoustic Emission Sigaals Generated byMonopole Versus Dipole Sources

M.A. Hamstad 61

Progress Towards a Forward Model of tbe Complete Acoustic Emission ProcessP.O. Wilcox, CK Lee, U. Scholey, M.I. Friswell, M.R. WiSDom and B.W. Drinkwater 69

Aroustic Emission Source Location Based on Signal FeaturesM. Blahacek, M. Chlada and Z. Prevorovsky 11

Wavelet Transform and Blspectrum Applied to Acoustic Emission Signals from AdberenceScratcb-Tesls on Corroded Galvaalzed Coatings

A. Gallego, J.F. Gil, J.M. Vicc, E. Castro, J.E. Ruzzante and R. Piotrkowski 83

3a. AE Sensors and Coupling

AE Sensor Calibration for Out-of-Plane and la-Plane Displacement SensitivityP. Thwbald and F. Dar 91

Acoustic Emission Detection Using a Novel Fibre Optic SensorR.S. Chen, J.M. Bums, T. Bradshaw, P.T. Cole, P. Jannan, R. Theobald, D. Pedder and G.F.Femando 99

Cutting Pro«ss Monitoring by Means of Acoustit Emission Method; Part I - New Approacb ofAcoustic Emission SCnsor; Part n - Transformation of Acoustic Emission into Audible Sound

J. Zizka, P. Hana, L. Hamplova and Z. Motycka 105

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Development ofHigb.Tempentu~AcollSUc Emission Sensor UsinlAluminium Nitnde Thin Film

H. Noma, E. Ushijima, Y. Ooishi, M. Akiyama, N. Miyoshi, K. Kishi, T. Tabaru, I. Ohshiml, A.Kakami and T. Kamohara 1I I

On the ReproducibUity ofTnnsducer Coupling for Acoustic EmisJh>n Testing1.1. Hensman, C.V. Cristodaro, 5.0. Pierce and K. Worden I 17

3b. Pressure Vessels and PipesDetection of CorrOJion Damage on Pressure Equipment with Acoustic Embsion

O. Lackner and P. Tscheliesnig 127

AE Testlt11 of Refinery Structures8.5. Kabanov, V.P. Gomera, V.L. Sokolov, V.P. Fedorov Ind A.A. Okhotnikov 133

lnvestlgallon of Falilue Crack Growtb on Material for Reactor PressureVessel by Acoustic EmusloR

V. Svoboda, F. 2:emlieka and M. 8rumovsky 139

Acoustic Embsion dUring Fatigue Testing of Pressure VesselsF. Rauscher 147

Application of Acousllc Emission in Control of Higb.Pressu~Pipe OverstrainingM. Nowak, I. Baran, J. Schmidt and Z. Plochocki IS3

4. Case Studies - IMonitoring of RaU·Wheellnteraetlon Uslna Acousllc Emuslon (AE)

N.A. Thakkar, J.A. Steel, R.L. Reuben, G. Knabe, D. Dixon and R.L. Shanks 161

Electromagnelle and Acoustic Emission Fine Spectra1. Sikula, J. Majzner, P. Sedlak and Y. Morl 169

Evaluation of Repair Efred for Deterh>rated Conc~te Piers of Intake Dam Using AE ActivityT. Shiotani 175

Quantitative AE Techniques Standardlnd for Concrete StructuresM. Ohlsu 183

5. Concrete

Acoustic:: Emission Testln. ofConc~teFrame during Pseudo Dynamic LoadingA. Anastasopou1us, S. Bousias, A. Tsimogiannis and T. Toutowltzakis 19S

Acoustic:: EmbsioD Parameters Dept_denee on the Destruction ProcessCb.racterlstlcs Into Conc~te

S.Y. EJizarov, A.L. Alyakrilsky and A.J. S.g.idak 201

A Practkallnvesllcatlon Illlo Acoustic W.ve Propagalioa in Concrete StructuresN. Muhamad aUMori, R. Pullin, K.M. Holford and RJ. Lark 205

Acoustic Emission (AE) and Nonlinear Elastic:: W.ve Spectroscopy (NEWS) rorOnlineMODitoring of Concrete Curine

K. V.n Den Abeele, W. Desadeleer, G. De Schutter and M. Wevers 213

6•. Corrosion

Acousllc Emission Monitoring of AI CorrosloD in Cemented-Based W.stefonnsL.M. Spasova, M.I. Ojovan and C.R. Scales 223

Aeoullie Emission for Corrosion DetectionP.T. Cole and J.R. Watson 231

Acoustic Emisllon Analysl! of Crack Growth in a Corrosion ProductS. Mechraoul, S. Amami, A. Laksimi and S. Benmedakhen 237

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xi Advanced Materials Research Vols. 13-14

. 291

DetectioD of Siress CorrosioD Cricking of Type 304 Stainless Steel Using AcousticEmission lind Corrosion Potcotlal Fluctuation

A. Yonezu, H. Choand M. Takemoto 243

6b. Composites - IDetermination or Damage Levels of Composite Plates after Low VelocityImpacts Using Acoustic Emission

T,P. Bradshaw, M.J. Eaton, R. Pullin, S,L. Evans and C.A. Featherston 253

Acoustic Emission Monitoring ofDdecls in Buckling CFRP Composite PanelsM.J. Eaton, K.M. Holford, C.A. Featherston and R. Pullin 259

Acoustic Emission Testing of 81gb-Pressure Composite Cylinders1. Bohse. G.W. Mair and P. Novak 267

Initial Studin for AE Characterisation of Damage in Composite MaterialsM.R. Venturini Autieri and J.M. Dulieu-Barton 273

7a. Phase Changes and Thermal Effects

Application of Laser AE to Microfracture at Elevated TemperatureM. Enoki and S. Nishinoiri 283

Application of Acoustic Emission for Monitoring the HVOF Thermal Spraying ProcessN.H. Faisal, J.A. Steel, R. Ahmed, R.L. Reuben, G. Heaton and B. Allcock ..

Acoustic Emission Monitoring during Solidification ProcessesJ. Crha, J. HaYlIfek, J. Molinek and P. Kozelsky................................................................. . 299

Dynamic Behavior orTwo Types or Marteluitic Transformations In Cu-AI-Ni ShapeMemory Alloy Single Crystal by Acoustic Emission Metbod

K. Yoshida, T. Yasuda, D. Tani and H. Nishino 305

Correlation between Acoustic Emission and Internal Friction in MaterialsA. VinogradoY 313

7b. Composites. IIAcoustic Emission in Wide Composite Specimens

J.J. Scholey, P.O. Wilcox, C.K. Lee, M.I. Friswell and M.R. Wisnom 325

AE Monitoring or CFRP Structure during AutoclaYe ProcessingM. Knuuttila 333

Damage Mechanisms in Loaded Aramid Composites by Means or EmbeddedPVDF Acoustic Emission Senson

C. CaneYa,l.M. De Rosa and F. Sarasini 337

8. Case Studies - IIDetection oftbe Broken Wires In tbe Cables' Hidden Parts (Ancborings) by Acoustic Emission

H. Zejli. A. Laksimi. C. Tessier. L. Gaillet and S. Benmedakhene .. 345

Acoustic Emission Monitoring orLeaks in Pipn for Transport of Liquid andGaseous Media: A Model Experiment

AJ. Brunner and M. Barbezat 35 I

Estimation of Rock In·Situ Stress by Acoustic and Electromagnetic EmissionY. Mori, P. Sedlak and J. Sikula 357

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Keynote PaperMore than a Quarterly Century of Acoustk Emission Testing (AT) at TOV Austria

P. Tscheliesnig 365

9. Vendor ApplicationsEmhedded Code Processing for the On-Line Use of User-Developed AE Analysis Routines

H. Vallen. J. Vallen and J. Forker 379

AE-Testing in Potentially Explosive Atmospheres - From the Requirements toan Intrinsically Safe System-Certified Realization

H. Vallen, J. Vallen and J. Forker 385

Continuous AE Monitoring of Structures - Can it Be Both Easy to Use and Effe<:tive?T.J. Holroyd 395

Use of AdVaDced A.E. Analysis for Source Discrimination Using Captured WaveformsP.T. Cole and M. Carlos 401

Sponsors' Adverts

10. Additional PapersDiagnosis of Artificial Gear Defects on Single Stage Gearbox Using Acoustic Emission

T.H. Loutas, J. Kalaitzoglou, G. Sotiriades, E. Kayias and V. Kostopoulus .41 5

Damage Monitoring in Cydic Loaded C/C Woven Composites Using theAcousto-Ultrasonies Approach

T.H. Loutas and v. Kostopoulus 421

Acoustic Emission Wavefonn Cbanges for Varying Seeded Defe<:t SizesS. AI-DoSSlU)', R.I. Raja Hamzah and D. Mba 427

Acoustic Emission for the Detection of Sbaft-to-Seal RUbbing In LargePower Generation Turbines

MJ. Leahy, D. Mba, P. Cooper. A. Montgomery and D. Owen .433

Author Index

Keyword lode1

439

441

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Author Index

AAhmed, R 29\Akiyama, M IIIAl-Dossary, 5 427Allcock, B 291Alyakritsky, A.L 201Amaroi, S 237Anastasopoulus. A 195

BBanm. I. 153Barbezat, M 3S IBaxter, M.G 29Benmedakhene, 5 237, 345Blahacek, M 77Sohse, J 267Bousias, S 195Bradshaw, T.P 99, 253Brumovskj, M 139Brunner, A.1 351Bums,J.M 99

CCaneva, C 337Carlos. M 401Castro, E 83Chen, R.s 99Chlada, M 77Cho. H 243Cole. P.T 99. 231, 401Cooper, P 433Crha, 1 299Cristodaro, C.V 117

DDar. F 91De Rosa. t.M 337De Schutter, G 213Desadeleer, W 213Dixon. D 161Drinkwater. B.W 23. 69Dulieu-Banon, J.M.. . 273

EEaton, M.1 253. 259Elizarov,S.V 201Enoki, M 283Evans, S.L 29, 53, 253

FFaisal. N.H 291Featherston, C.A 253, 259Fedorov. V.P...................................... ... 133Fernando. G.F 99Forker, J 379, 385

Friswell, M.L 23, 69. 325

GGailJel, L. 345Gallego, A 83Gil, J.F 83Gomera. V.P 133Green,A.T 3

HHamplova. L I05Hamstad. M.A 61Hana, P 105Havll~ek, J 299Healon, G. . 291Hensman, 1.1 117Holford, K.M 29, 53, 205. 259Holroyd. T.J 45, 395

JJarman, P 99

KKabanov, B.S. .. 133Kakami, A 111Kalaitzoglou. J 415Kamohara, T IIIKayias, £ 415Kishi,K \11Knabe. 0 16\Knuuttila, M 333Kostopoulus, V 415,42\Kozelsky, P 299

LLackner, G 127Laksimi, A 237, 345Larlc, R.J 205Leahy. M.J 433Lee. C.K 23, 69, 325Loutas. T.H 415.421

MMair, G.W 267Majzner.I 169Mba,D 427,433Mechraoui. S 237Miyoshi. N 111MoUnek. J 299Montgomery, A 433Mori. Y 169. 357Motycka. Z 105Muhamad BUnrlQri, N 205

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440 Acoustic Emission Testing

NNishlno, H 305Nishinoiri, S 283Noma,H 111Novak,P 267Nowak, M 153

oOhshima, l. . IIIOhtsu, M 183Ojovan, MJ 223Okhotnikov, A.A 13)Ono, K 17Ooishi, Y 1J IOwen, 0 433

pPedder, D 99Pierce.S.G 117Piotrkowski. R 83Plochocki, Z 153Prevorovsky, Z 77Pullin. R 29,53.205,253. 259

RRaja Hamzah. R.l 427Rauscher. F 147Reuben, R.L. 161, 291Rogers, L.M 37Ruzzante, J.E 83

SSagaidak. A.I 201Sarasini, F 337Scales, C.R 223Schmidl, J 153Scholey. 1.1 23, 69. 325Sedlak. P 169. 357Shanks, R.L. 161Shiotani. T 175Sikula, J 169. 357Sokolov. V.L. !33Sotiriades, G 415

Spasova, L.M 223Steel, lA 161. 291Svoboda, V 139

TTabaru, T IIITakemoto. M 243Tani, D 305Tessier, C 345Thakkar, N.A 161Theobald, P 53. 91Theobald, R 99Toutountzakis, T 195Tscheliesnig, P 127, 365Tsimogiannis, A 195

UUshijima, E 111

VVallen. H 379, 385Vallen. 1 379, 385Van Den Abeele, K 213Venturini Autieri, M.R. 273Vico, J.M 83Vinogradov. A 313

WWatson,J.R 231WeYers, M 213Wilcox, P.D 23, 69. 325Wisnom, M.R 23, 69, 325Worden, K 117

VYasuda, T 305Yonezu, A 243Yoshida, K 305

ZZejli, H 3451.emlil!ka, F 139Zizka, J 105

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EWGAE – Krakow 2008: Contents Application of acoustic emission in the field of mechanical industry C. Herve, S. Maillard, F. Zhang, L. Jaubert, J. Catty and M. Cherfaoui 1

Couplants and their influence on AE sensor sensitivity Pete Theobald, Bajram Zeqiri and Janine Avison 13 A comparison of AE sensor calibration methods Jiri Keprt and Petr Benes 19

Experimental transfer functions of practical acoustic emission sensors Kanji Ono and Hideo Cho 25 Laboratory experiments for assessing the detectability of specific defects by acoustic emission testing Franz Rauscher 31 Integrity evaluation of COPVs by means of acoustic emission testing Yoshihiro Mizutani, Kouki Saiga, Hideyuki Nakamura, Nobuhito Takizawa, Takahiro Arakawa and Akira Todoroki 37

Structural integrity evaluation of CNG composite cylinders by acoustic emission monitoring Olivier Skawinski, Patrice Hulot, Christophe Binétruy and Christian Rasche 43 Periodic inspection of LPG vessels within Europe Peter Tscheliesnig 49 Assessment of stress corrosion cracking in prestressing strands using AE technique Marianne Perrin, Laurent Gaillet, Christian Tessier and Hassane Idrissi 53 AE method for determination of pitting corrosion depth and monitoring of defect propagation rate Yu. S. Popkov, A. L. Alyakritskiy, E. Yu. Sorokin and D. A. Terentyev 59 Acoustic emission monitoring of crack growth in dissimilar joints for corrosion resistant applications Chiraz Ennaceur and Viviane Beaugrand 64 Contribution of acoustic emission to evaluate cable stress corrosion cracking in simulated concrete pore solution S. Ramadan, L. Gaillet, C. Tessier and H. Idrissi 70 Automated method for statistical processing of AE testing data V. A. Barat and A. L. Alyakritskiy 76 High-order statistics approach: automatic determination of sign and arrival time of acoustic emission signals Tomáš Lokajíček and Karel Klíma 82 AE wave propagation and novel source location in composite plates Mark J. Eaton, Rhys Pullin, Karen M. Holford and Carol A. Featherston 88 Spectral kurtosis-based virtual instrument for non-destructive acoustic emission targeting of termites Juan-José G. De la Rosa, Antolino Gallego, Rosa Piotrkowski, Enrique Castro and Antonio Moreno-Muñoz 94

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Acoustic emission analysis and acousto-ultrasonics for damage detection in GFRP adhesive joints Andreas J. Brunner, Giovanni P. Terrasi, Till Vallée and Thomas Keller 100 Identification of damage initiation and development in textile composite materials using acoustic emission D.S. Ivanov, S.V. Lomov, I. Verpoest and M. Wevers 106 Bending fracture behavior of 3D-woven SiC/SiC composites with transpiration cooling structure characterized by AE wavelet analysis Toshimitsu Hayashi and Shuichi Wakayama 112 Crack creation kinetics characterization by electromagnetic and acoustic emission Josef Sikula, Yasuhiko Mori, Tomas Lokajicek, Pavel Koktavy, Jiri Majzner and Petr Sedlak 118 Application of moment tensor analysis on microcracks in a salt mine Gerd Manthei, Jürgen Eisenblätter and Thomas Spies 124 Changes of anisotropy of p-wave velocity propagation during deformation process of rock samples Matěj Petružálek, Jan Vilhelm, Tomáš Lokajíček and Vladimír Rudajev 130 Acoustic emission monitoring of bridge structures in the field and laboratory Rhys Pullin, Karen M. Holford, Robert J. Lark and Mark J. Eaton 136 Acoustic emission applied to damage monitoring of RC beam-column connections subjected to low-cycle fatigue loading Amadeo Benavent-Climent, Antolino Gallego, Enrique Castro, Juan M. Vico and José Martínez-Jequier 142 Evaluation of damage accumulation in post-tensioned concrete beams by AE during high deformation loading cycles Edoardo Proverbio, Giuseppe Campanella and Vincenzo Venturi 148

Monitoring compressive behaviour of concrete containing waste materials as aggregates using acoustic emission Ajmol H. Choudhury, Derek Johnstone, A. Siddiqui and S. Jihan 154 Two-dimensional source location techniques for large composite plates Jonathan J. Scholey, Paul D. Wilcox, Michael R. Wisnom and Mike I. Friswell 160 Arrival time detection in thin multilayer plates on the basis of Akaike information criterion Petr Sedlak, Yuichiro Hirose, Manabu Enoki and Josef Sikula 166 Advanced acoustic emission source location in complex aircraft structure Michal Blahacek and Zdenek Prevorovsky 172 On determination of accurate Lamb-mode group-velocity arrival times with different types of acoustic emission sensors M. A. Hamstad 178 Benchmarking of tribology in sliding bearings by acoustic emission B. Ziegler, R. Eichelbeck, H.-J. Schwalbe, K. Wierzcholski and A. Miszczak 184

Treatment of AE signal at contact damage tests of materials and bearings Pavel Mazal, Lubos Pazdera, Martin Drab and Tomas Slunecko 190

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Laser cutting and acoustic emission signals Tomaž Kek and Janez Grum 196 Application of acoustic emission for the online monitoring of hot die forging processes (part-I) Islam El-Galy, Hans Conrads and Bernd-Arno Behrens 202 Signal processing of acoustic emission data for chip-breakage recognition in machining Roger Margot, Angelo Marcos Gil Boeira, Fredy Kuster and Konrad Wegener 208 Use of AE/AU techniques for monitoring wood drying defects Sumire Kawamoto 214 AE monitoring of mechanical tests on plant fiber composites Claudio Caneva, Igor Maria De Rosa, Carlo Santulli and Fabrizio Sarasini 220 AE analysis of fatigue fracture process in bone Shuichi Wakayama and Tetsuya Suemune 226 Information potential of acoustic emissions on the dehydration stress behavior of wood Sabine Rosner, Bo Karlsson, Johannes Konnerth and Christian Hansmann 232

Investigation of the through the thickness strength properties of paper by acoustic emission monitoring S. Norgren, P. A. Gradin, S. Nyström and M. Gullikson 238 Damage identification in corroded galvanized and duplex coatings using wavelet power and entropy Rosa Piotrkowski, Antolino Gallego, Enrique Castro, Juan de Mata Vico and J.J. González de la Rosa 244 AE source recognition by neural networks with optimized signal parameters Milan Chlada and Zdenek Prevorovsky 250 An AE-model for residual strength prediction in fatigued FRP composites: parameter investigation Theoni Assimakopoulou and Theodore Philippidis 256 Application of acoustic emission to technical evaluation of new pressure devices Krystian Paradowski, Wojciech L. Spychalski, Jan Plowiec, Tomasz Lusa, Andrzej Zagorski, and Krzysztof J. Kurzydlowski 262 A framework for modelling the complete AE process in composite materials Jonathan J. Scholey, Paul D. Wilcox, Michael R. Wisnom and Mike I. Friswell 268 Application of acoustic emission in optimizing the design of new generation castings of high-voltage electric devices Jan Płowiec, Wojciech L. Spychalski, Huber Matysiak, Jakub Michalski 274 Experimental simulation and dynamic behavior of the AE due to martensitic transformation using shear wave transmission sensor Takeshi Yasuda, Shinya Kondo, Hideo Nishino and Kenichi Yoshida 280 Wave propagation properties in layered materials Minseok Bae, Sunhee Choi, Jisu Kim, Seokchan Hong and Young H. Kim 286

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In-situ acoustic emission monitoring of zinc-phosphate coating formation on mild steel Florica Simescu and Hassane Idrissi 292 Some results of AE testing of pressure vessels at Kirishi oil refinery B.S. Kabanov, V.P. Gomera, V.L. Sokolov, V.P. Fedorov and A.A. Okhotnikov 298 Acoustic emission analysis of the over-straining of pipes in a polyethylene reactor Ireneusz Baran, Marek Nowak and Kanji Ono 304 Semi-automatic testing of gas cylinders Gerald Lackner and Rene Dusek 310 New developments of software for A-line family AE systems Sergey Elizarov, Аnton Bukatin, Мikhail Rostovtsev and Denis Terentyev 316

Detection of the response parameter change prior before and after realization of the frost-thawing test on ceramic tiles Iveta Plskova, Zdenek Chobola, Michal Matysik and Jan Martinek 322 News in the field of digital acoustic emission signal processing Hartmut Vallen and Jochen Vallen 328 Monitoring of fluidic systems by acoustic emission L. Jaubert, S. Maillard and V. Sulis 334

Comparison between a neural networks and pattern recognition classification Salah Mechraoui, Mathias André, Salim Benmedakhene, and Abdelouahed Laksimi 340 Purpose of Conference iv The European Working Group on Acoustic Emission iv The Cracow University of Technology v The Polish Academy of Sciences vi Review Processes of Conference Papers for EWGAE 2008 vi Conference Organizing Committee vi Official Sponsors 12 Contents vii Author Index xi

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EWGAE – Kraków 2008: Author Index A. L. Alyakritskiy 59, 76 Mathias André 340 Takahiro Arakawa 37 Theoni Assimakopoulou 256 Janine Avison 13 Minseok Bae 286 Ireneusz Baran 304 V. A. Barat 76 Viviane Beaugrand 64 Bernd-Arno Behrens 202 Amadeo Benavent-Climent 142 Petr Benes 19

Salim Benmedakhene, 340 Christophe Binétruy 43 Michal Blahacek 172 Angelo Marcos Gil Boeira 208 Andreas J. Brunner 100 Аnton Bukatin 316 Giuseppe Campanella 148 Claudio Caneva 220 Enrique Castro 94, 142, 244 J. Catty 1 M. Cherfaoui 1 Milan Chlada 250 Hideo Cho 25 Zdenek Chobola 322 Sunhee Choi 286 Ajmol H. Choudhury 154 Hans Conrads 202 Martin Drab 190 Igor Maria De Rosa 220 Rene Dusek 310 Mark J. Eaton 88, 136 R. Eichelbeck 184 Jürgen Eisenblätter 124 Islam El-Galy 202 Sergey Elizarov 316 Chiraz Ennaceur 64 Manabu Enoki 166 Carol A. Featherston 88 V.P. Fedorov 298 Mike I. Friswell 160, 268 Laurent Gaillet 53, 70 Antolino Gallego 94, 142, 244

V.P. Gomera 298 Juan-José González De la Rosa 94, 244 P. A. Gradin 238 Janez Grum 196 M. Gullikson 238 Christian Hansmann 232

M. A. Hamstad 178 Toshimitsu Hayashi 112 C. Herve 1 Yuichiro Hirose 166 Karen M. Holford 88, 136 Seokchan Hong 286 Patrice Hulot 43 Hassane Idrissi 53, 70, 292 D.S. Ivanov 106 L. Jaubert 1, 334 S. Jihan 154 Derek Johnstone 154 B.S. Kabanov 298 Bo Karlsson 232 Sumire Kawamoto 214 Tomaž Kek 196 Thomas Keller 100 Jiri Keprt 19 Jisu Kim 286 Young H. Kim 286

Karel Klíma 82 Pavel Koktavy 118 Shinya Kondo 280 Johannes Konnerth 232 Krzysztof J. Kurzydlowski 262 Fredy Kuster 208 Gerald Lackner 310 Abdelouahed Laksimi 340 Robert J. Lark 136 Tomáš Lokajíček 82, 118, 130 S.V. Lomov 106 Tomasz Lusa 262

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S. Maillard 1, 334 Jiri Majzner 118 Gerd Manthei 124 Roger Margot 208 Jan Martinek 322 José Martínez-Jequier 142 Huber Matysiak 274 Michal Matysik 322 Pavel Mazal 190 Salah Mechraoui 340 Jakub Michalski 274 A. Miszczak 184

Yoshihiro Mizutani 37 Yasuhiko Mori 118 Antonio Moreno-Muñoz 94 Hideyuki Nakamura 37 Hideo Nishino 280 S. Norgren 238 Marek Nowak 304 S. Nyström 238 A.A. Okhotnikov 298 Kanji Ono 25, 304 Krystian Paradowski 262 Lubos Pazdera 190 Marianne Perrin 53 Matěj Petružálek 130 Theodore Philippidis 256 Rosa Piotrkowski 94, 244 Jan Plowiec 262, 274 Iveta Plskova 322 Yu. S. Popkov 59 Edoardo Proverbio 148 Zdenek Prevorovsky 172, 250 Rhys Pullin 88, 136 S. Ramadan 70 Franz Rauscher 31 Christian Rasche 43 Sabine Rosner 232 Мikhail Rostovtsev 316 Vladimír Rudajev 130 Kouki Saiga 37 Carlo Santulli 220 Fabrizio Sarasini 220

Jonathan J. Scholey 160, 268 H.-J. Schwalbe 184 Petr Sedlak 118, 166 A. Siddiqui 154 Josef Sikula 118, 166 Florica Simescu 292 Olivier Skawinski 43 Tomas Slunecko 190 V.L. Sokolov 298 E. Yu. Sorokin 59 Thomas Spies 124 Wojciech L. Spychalski 262, 274 Tetsuya Suemune 226 V. Sulis 334

Nobuhito Takizawa 37 D. A. Terentyev 59 Denis Terentyev 316

Giovanni P. Terrasi 100 Christian Tessier 53, 70 Pete Theobald 13 Akira Todoroki 37 Peter Tscheliesnig 49 Till Vallée 100 Hartmut Vallen 328 Jochen Vallen 328 Vincenzo Venturi 148

I. Verpoest 106 Juan M. Vico 142 Juan de Mata Vico 244 Jan Vilhelm 130 Shuichi Wakayama 112, 226 Konrad Wegener 208 M. Wevers 106 K. Wierzcholski 184 Paul D. Wilcox 160, 268 Michael R. Wisnom 160, 268 Takeshi Yasuda 280 Kenichi Yoshida 280 Andrzej Zagorski 262 Bajram Zeqiri 13 F. Zhang 1 B. Ziegler 184

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EWGAE 2010 29th European Conference on Acoustic Emission

Testing Vienna, Austria, September 8-10, 2010

Table of Content Acoustic Emission Source Location in Plate-Like Structures using a closely arranged Triangular Sensor Array D. Aljets, A. Chong, S. Wilcox, 1 Department of Engineering, University of Glamorgan, Pontypridd, United Kingdom Validation of AE-signals recorded with conventional Equipment using 3D-Scanning-Laser-Vibrometer A. Albers, J. Schell, M. Dickerhof, B. Hessenauer, 10 Institut für Produktentwicklung, Karlsruher Institut für Technologie, Karlsruhe, Germany Influence of specimen geometry on acoustic emission signals in fiber reinforced composites: FEM-simulations and experiments M.G.R. Sause, S. Horn, 18 Institute for Physics, Experimentalphysik II, University of Augsburg, Augsburg, Germany Acoustic Emission on-line Inspection of Rail Wheels A. Anastasopoulos, K. Bollas, D. Papasalouros, D. Kourousis, 26 Envirocoustics SA, Athens, Greece The use of acoustic emission testing on long term monitoring of damaged component C. Allevato, 34 Stress Engineering Services, Inc., Houston, TX, USA Cost effective corrosion and fatigue monitoring by means of acoustic emission (AE) on transport products (CORFAT) P. Tscheliesnig, 40 Institute for Technical Physics, TÜV Austria Services Gmbh, Vienna, Austria Online Monitoring of Hot Die Forging Processes Using Acoustic Emission (Part-II) I. El-Galy, B. Behrens, 46 Leibniz Universität Hannover, Garbsen, Germany Inspection of the pressure vessel used in petrochemical with AE examination V. Gomera, V. Sokolov, V. Fedorov, A. Okhotnikov, M. Saykova, 54 Kirishinefteorgsintez Ltd, Kirishi, Russia A Study on Failure behavior of CFRP Bolted Joints with Cone Washers by Using AE Monitoring. T. Katsumata, Y. Mizutani, A. Todoroki, R. Matsuzaki, 63 Tokyo Institute of Technology, Tokyo, Japan AE monitoring in surface treatment of materials M. Enoki, 71 The University of Tokyo, Tokyo, Japan

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Correlation of Acoustic Emission And Fractographic Characteristics During Fatigue Crack Development A. Urbah, A. Shaniavsky, S. Doroshko, M. Banov, 79 Riga Technical University (RTU), Riga, Latvia Health monitoring of reinforced concrete slabs during seismic tests using acoustic emission A. Gallego, A. Benavent-Climent, J.M. Vico, C. Infantes, E. Castro, 87 University of Granada, Granada, Spain Fatigue Damage Analysis of Pultruded Glass Fiber Reinforced Materials with Acoustic Emission Methods D. Crivelli, M. Guagliano, D. Marangoni, A. Monici, 95 Dipartimento di Meccanica, Politecnico di Milano, Milano, Italy Effects of Material Structure of Concrete on Acoustic Emission Signal Parameters M. Korenska, L. Pazdera, M. Manychova, 103 Brno University of Technology, Brno, Czech Republic Acoustic emission during three-point bending test of corroded galvanized steel A. Gallego, E. Suarez, J. Vico, C. Infantes, R. Piotrkowski, 111 University of Granada, Granada, Spain Diagnostics of high-voltage varistors by acoustic emission L. Hasse, J. Smulko, L. Kaczmarek, 118 Gdansk University of Technology, Gdansk, Poland Monitoring of acoustic emission SIGNAL of loaded axial bearings F. Hort, P. Mazal, F. Vlašic, 125 Brno University of Technology, Brno, Czech Republic Study of metal hydride electrodes for Ni-MH batteries by acoustic emission A. Etiemble, L. Roue, H. Idrissi, 133 Laboratory MATEIS - Team Ri2S, INSA-Lyon, Villeurbanne, France Introduction to the mechanical characterization of reinforced plastic materials using the Acoustic Emission Technique F.J. Juanes, Á. Valea, A. Gallego, J. Martínez-Jequier, M. Luz Gonzalez, 140 The University of the Basque Country (UPV/EHU), Bilbao, Spain Analysis of fracture resistance of tool steels by means of Acoustic Emission E. Martinez-Gonzalez, I. Picas, D. Casellas, J. Romeu, 146 Universitat Politècnica de Catalunya (UPC), Barcelona, Spain Acoustic and electromagnetic methods for wood M. Tiitta, L. Tomppo, J. Van der Beek, R. Lappalainen, 153 Dept. of Physics and Mathematics, University of Eastern Finland, Kuopio, Finland Comparison of Acoustic Emission Signal and X-Ray Diffraction at Initial Stages of Fatigue Damage F. Vlašic, P. Mazal, F. Hort, 159 Brno University of Technology, Brno, Czech Republic The Acoustic Emission Testing: A Promising Tool for the Health Structural Monitoring of the Compressed Gas Cylinder Fully Wrapped with Composite Materials S. Ramadan, S. Yaacoubi, D. Chauveau, 167 Institut de Soudure Enseignement et Recherche, Yutz, France

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Acoustic Emission method as a Comparative Tool for Results Obtained Using Impedance Spectroscopy - Applied for Cementing Compound Specimens with Various Capillary Porosity Levels I. Kusák, M. Lunák, L. Pazdera, 174 Brno University of Technology, Brno, Czech Republic Propagation of Acoustic Emission and Acousto-ultrasonic Waves in Wood Materials S. Kawamoto, M. Kiguchi, Y. Kataoka, M. Matsunaga, M. Kobayashi, S. Rosner, S. Okumura, 181 Forestry & Forest Products Research Institute, Ibaraki, Japan Application of acoustic emission method for brickwork diagnostics A. Sagaidak, S. Elisarov, 190 Research and Development Institute for Concrete and Reinforced Concrete, Moscow, Russia Quality Prediction of Foil Capacitors by Acoustic Emission Signals K. Józwiak, M. Olesz, L. Hasse, J.M. Smulko, 194 Gdansk University of Technology, Gdansk, Poland Characteristics of Acoustic Emission from Impact-Damaged CFRP Pressure Vessel during Pressurization Test S. Sugimoto, Y. Mizutani, A. Todoroki, R. Matsuzaki, 200 Tokyo Institute of Technology, Tokyo, Japan Monitoring the Thermowood process by means of Acoustic Emission technology J. Van der Beek, M. Tiitta, 208 Dept. of Physics & Mathematics, University of Eastern Finland, Kuopio, Finland Fatigue Testing of Ship Building Material with Acoustic Emission I. Baran, M. Nowak, J. Schmidt, 215 Laboratory of Applied Research, Cracow University of Technology, Kraków, Poland A case study for crack detection within a gas cylinder using acoustic emission testing G. Lackner, R. Dusek, 224 Institute for Technical Physics, TÜV Austria Services Gmbh, Vienna, Austria Examination and Generation Condition of Screech Tone Detected during Gas Leakage on Pipe Using Acoustic Emission Technology K. Yoshida, R.N. Laodeno, H. Nishino, 231 Institute of Technology and Science, The University of Tokushima, Tokushima-city, Japan Low-cost USB acoustic emission system for damage monitoring in fibre reinforced composite materials J. Burns, T. Bradshaw, P. Cole, A. Anastasopoulos, 239 Physical Acoustics Ltd, Cambridgeshire, United Kingdom Use of AE monitoring in laser cutting and resistance spot welding T. Kek, J. Grum, 247 Faculty of Mechanical Engineering, University of Ljubljana, Ljubljana, Slovenia Reinforcement effect on the ultrasonic pulse velocity in concrete, depending on the sounding method and measuring device U. Lencis, A. Üdris, A. Korjakins, 254 Riga Technical University, Riga, Latvia

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Acoustic Emission Monitoring of the Expansion of Fatigue Cracks in The Rolling Mill E. Nefedyev, A. Sudakov, 262 Central Boiler and Turbine Institute (CKTI), St.-Petersburg, Russia AE-SiGMA Analysis in Brazilian Test and Accelerated Corrosion Test M. Ohtsu, Y. Kawasaki, 268 Graduate School of Science and Technology, Kumamoto University, Kumamoto, Japan Inclusion Fracture in Model Aluminium Alloy Characterized by Acoustic Emission and X-Ray Tomography J. Courbon, V. Carmona, E. Maire, 276 INSA de Lyon, laboratoire MATEIS, Villeurbanne, France Is it Possible to Applied Acoustic Emission Method during Concrete Hardening? L. Pazdera, L. Topolar, V. Bilek, J. Smutny, M. Korenska, 282 Brno University of Technology, Brno, Czech Republic Non- Destructive Acoustic Test (NDAT) to determine elastic modulus of polymeric composites M.M. Jalili, A. Pirayeshfar, S.Y. Mousavi, 288 Engineering and Technical, Islamic Azad University-Science and research branch, Tehran, Iran Acoustic emission of conifer sapwood becomes weaker after each dehydration-rewetting cycle S. Rosner, S. Kawamoto, 295 BOKU Vienna, Vienna, Austria Electromagnetic and Acoustic Emission in PEEK/Carbon Nanotube Composites P. Sedlak, M. Enoki, T. Ogasawara, J. Sikula, 303 Department of Physics, FEEC, Brno University of Technology, Brno, Czech Republic Buckling detection within subsea pipeline laying using Acoustic Emission technique M. Shehadeh, M. Geliel, A. El-Araby, 309 Arab Academy for Science, Technology and Maritime Transport, Alexandria, Egypt The use of Acoustic Emission method for detection and location corrosion damages on railway steel bridges M. Nowak, I. Baran, J. Schmidt, 317 Laboratory of Applied Research, Cracow University of Technology, Krakow, Poland Acoustic emission analysis used to investigate the spalling effect of concrete under fire load C. Grosse, R. Richter, J. Ozbolt, 325 Technische Universität München, München, Germany Intelligent AE signal filtering methods V. Barat, Y. Borodin, A. Kuzmin, 331 INTERUNIS, Moscow, Russia Evaluation of Increasing Damage Severity In Concrete Structures by Cluster Analysis of Acoustic Emission Signals G. Campanella, L. Calabrese, E. Proverbio, 337 Dept. Industrial Chemistry and Material Engineering, University of Messina, Messina, Italy Discrimination of Acoustic Emission hits from dynamic tests of a reinforced concrete slab E. Castro, R. Piotrkowski, A. Gallego, A. Climent, 345 Politechnic University of Cartagena, Cartagena, Spain Neural Network AE Source Location Apart from Structure Size and Material

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M. Chlada, Z. Prevorovsky, M. Blahacek, 351 Institute of Thermomechanics AS CR, v. v. i., Prague, Czech Republic Frequencies and Amplitudes of AE Signals in a Plate as a Function of Source Rise Time M. Hamstad, 359 Department of Mechanical and Materials Engineering, University of Denver, Denver, CO, USA Using PCA in Acoustic Emission Condition Monitoring to Detect Faults in an Automobile Engine P. Kabiri, A. Makinezhad, 367 Computer Engineering School, Iran University of Science and Technology, Tehran, Iran Identifying Acoustic Emission Events with Similar Transfer Functions F. Rauscher, 375 Vienna University of Technology, Vienna, Austria Measurement of Mixture Mass Ratio by Acoustic Emission Method P. Beneš, M. Uher, 383 Brno University of Technology, Brno, Czech Republic Observation for Proportion of Super-elastic Martensitic Transformation in Cu-Al-Ni Shape Memory Alloy with AE Simulation T. Yasuda, T. Nagamachi, H. Nishino, B. Pang, K. Yoshida, 389 The University of Tokushima, Tokushima, Japan Comparison of acoustic emission behavior of various oxide and fiber composite ceramic systems A. Papargyris, S. Papargyri-Mpeni, D. Papargyris, 398 Technological Educational Institute, Larissa, Larissa, Greece Velocity sensitivity calibration of AE sensors using the through wave method and laser interferometry P. Theobald, R. Pocklington, 406 National Physical Laboratory, Teddington, United Kingdom New developments in the field of AE systems, sensors & software H. Vallen, J. Vallen, T. Thenikl, 413 Vallen Systeme GmbH, Icking, Germany Bar-Wave Calibration of Practical AE Sensors K. Ono, H. Cho, T. Matsuo, 420 University of California, Los Angeles, CA, USA Characterization of Broadband Acoustic Emission Sensors G. Manthei, 429 Fachhochschule Gießen-Friedberg, University of Applied Sciences, Gießen, Germany Latest improvements on Freeware AGU-Vallen-Wavelet J. Vallen, H. Vallen, 438 Vallen Systeme GmbH, Icking, Germany Acoustic Emission Monitoring of Tensile Tests on Welded Wood-Joints A. Brunner, T. Tannert, T. Vallée, 446 Laboratory for Mechanical Systems Engineering, EMPA, Dübendorf, Switzerland AE Analysis of Damage Process in Thin Film Solar Cells under Mechanical Strain S. Wakayama, Y. Mizutani, 453

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Department of Mechanical Engineering, Tokyo Metropolitan University, Tokyo, Japan Acoustic Emission for monitoring two-phase flow S. Husin, A. Addali, D. Mba, 459 School of Engineering, Cranfield University, Bedfordshire, United Kingdom

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EWGAE 2010 29th European Conference on Acoustic Emission

Testing Vienna, Austria, September 8-10, 2010

AUTHORS INDEX A. Addali, 459 A. Albers, 10 D. Aljets, 1 C. Allevato, 34 A. Anastasopoulos, 26, 239 M. Banov, 79 I. Baran, 215, 317 V. Barat, 331 B. Behrens, 46 A. Benavent-Climent, 87 P. Beneš, 383 V. Bilek, 282 M. Blahacek, 351 K. Bollas, 26 Y. Borodin, 331 T. Bradshaw, 239 A. Brunner, 446 J. Burns, 239 L. Calabrese, 337 G. Campanella, 337 V. Carmona, 276 D. Casellas, 146 E. Castro, 87, 345 D. Chauveau, 167 M. Chlada, 351 H. Cho, 420 A. Chong, 1 A. Climent, 345 P. Cole, 239 J. Courbon, 276 D. Crivelli, 95 M. Dickerhof, 10 S. Doroshko, 79 R. Dusek, 224 A. El-Araby, 309 I. El-Galy, 46 S. Elisarov, 190 M. Enoki, 71, 303 A. Etiemble, 133 V. Fedorov, 54 A. Gallego, 87, 111, 140, 345 M. Geliel, 309 V. Gomera, 54 M. Gonzalez, 140 C. Grosse, 325 J. Grum, 247

M. Guagliano, 95 M. Hamstad, 359 L. Hasse, 118, 194 B. Hessenauer, 10 S. Horn, 18 F. Hort, 125, 159 S. Husin, 459 H. Idrissi, 133 C. Infantes, 87, 111 M.M. Jalili, 288 K. Józwiak, 194 F. Juanes, 140 P. Kabiri, 367 L. Kaczmarek, 118 Y. Kataoka, 181 T. Katsumata, 63 S. Kawamoto, 181, 295 Y. Kawasaki, 268 T. Kek, 247 M. Kiguchi, 181 M. Kobayashi, 181 M. Korenska, 103, 282 A. Korjakins, 254 D. Kourousis, 26 I. Kusák, 174 A. Kuzmin, 331 G. Lackner, 224 R. Laodeno, 231 R. Lappalainen, 153 U. Lencis, 254 M. Lunák, 174 E. Maire, 276 A. Makinezhad, 367 G. Manthei, 429 M. Manychova, 103 D. Marangoni, 95 E. Martinez-Gonzalez, 146 J. Martínez-Jequier, 140 M. Matsunaga, 181 T. Matsuo, 420 R. Matsuzaki, 63, 200 P. Mazal, 125, 159 D. Mba, 453 Y. Mizutani, 63, 200 Y. Mizutani, 459 A. Monici, 95

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S.Y. Mousavi, 288 T. Nagamachi, 389 E. Nefedyev, 262 H. Nishino, 231, 389 M. Nowak, 215, 317 T. Ogasawara, 303 M. Ohtsu, 268 A. Okhotnikov, 54 S. Okumura, 181 M. Olesz, 194 K. Ono, 420 J. Ozbolt, 325 B. Pang, 389 A. Papargyris, 398 D. Papargyris, 398 S. Papargyri-Mpeni, 398 D. Papasalouros, 26 L. Pazdera, 103, 174, 282 I. Picas, 146 R. Piotrkowski, 111, 345 A.S. Pirayeshfar, 288 R. Pocklington, 406 Z. Prevorovsky, 351 E. Proverbio, 337 S. Ramadan, 167 F. Rauscher, 375 R. Richter, 325 J. Romeu, 146 S. Rosner, 181, 295 L. Roue, 133 A. Sagaidak, 190 M.G.R. Sause, 18 M. Saykova, 54 J. Schell, 10 J. Schmidt, 215, 317 P. Sedlak, 303 M. Shehadeh, 309 A. Shaniavsky, 79 J. Sikula, 303 J. Smulko, 118, 194 J. Smutny, 282 V. Sokolov, 54 E. Suarez, 111 A. Sudakov, 262 S. Sugimoto, 200 T. Tannert, 446 T. Thenikl, 413 P. Theobald, 406 M. Tiitta, 153, 208 A. Todoroki, 63, 200 L. Tomppo, 153 L. Topolar, 282 P. Tscheliesnig, 40 A. Üdris, 254 M. Uher, 383 A. Urbah, 79

Á. Valea, 140 T. Vallée, 446 H. Vallen, 413, 438 J. Vallen, 413, 438 J. Van der Beek, 153, 208 J. Vico, 87, 111 F. Vlašic, 125, 159 S. Wakayama, 453 S. Wilcox, 1 S. Yaacoubi, 167 T. Yasuda, 389 K. Yoshida, 231, 389

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2012

Proceedings of EWGAE30-ICAE7, 2012, Granada, Spain

Contents of Combined Volume Research and applications of AE on advanced composites Kanji ONO, Antolino GALLEGO 1 AE and other observations during cyclic testing of A572 steel laboratory specimens Adrian A. POLLOCK, Jianguo (Peter) YU, Paul ZIEHL 45 Quantitative acoustic emission measurement of laser peening Manabu ENOKI, Kazutaka KOBAYASHI, Tomoki TAKATA, Akinori MATSUI, Yuji KOBAYASHI, 59 Health monitoring of a NEG-MICON 750kW wind turbine blades with acoustic emission Dimitrios PAPASALOUROS, Nikos TSOPELAS, Ioannis LADIS, Dimitrios KOUROUSSIS, Athanasios ANASTASOPOULOS, Denja LEKOU, Fragiskos MOUZAKI, 67 Correlation between acoustic emission and torque in drilling Martin GOMEZ, José RUZZANTE 81 Failure analysis of NOL-ring specimens by acoustic emission Marina PLÖCKL, Markus G.R. SAUSE, Joachim SCHARRINGHAUSEN, Siegfried HORN, 94 An investigation of the static damage mechanisms of pultruded glass fiber reinforced polymers with artificial neural networks Davide CRIVELLI, Mario GUAGLIANO, Alberto MONICI, 106 Evaluation of the destruction process of metal-composite cylinders with use of acoustic emission method Jerzy SCHMIDT, Marek NOWAK, Ireneusz BARAN, 119 Non destructive testing of GAIA frame by means of acoustic emission monitoring during launch simulation tests Franck LEVALLOIS, André SOBECZKO, Alain PROUST, Jean-Claude LENAIN, 126 Benefits of acoustic emission for the testing of aerospace composite assemblies Louis ADAM, Elodie BONHOMME, Clément CHIROL, Alain PROUST, 138 Remote AE monitoring of fatigue crack growth in complex aircraft structures Milan CHLADA, Zdenek PREVOROVSKY, 150 Acoustic emission related to stomatal closure of four deciduous broad-leaved woody species Sabine ROSNER, 158 Correlation of sap flow changes in trees with signal of acoustic emission during field measurements Pavel MAZAL, Michal CERNY, Frantisek VLASIC, Libor NOHAL, 167 Investigation of failure processes in the human femur using signal-based acoustic emission techniques Florian STARK, Fabian MALM, Eduardo GRANDE GARCIA, Peter FÖHR, Rainer H. BURGKART, Franziska REIDL, Christian GROSSE, 175

2012

AE signal processing in dynamical tests of reinforced concrete structures Miguel Eduardo ZITTO, Mariano SCARAMAL, Francisco A. SAGASTA , Rosa PIOTRKOWSKI, Antolino GALLEGO, Enrique CASTRO, 185 Real-time acoustic emission classification: new evolutionary approach Eraldo POMPONI, Alexei VINOGRADOV, 198 Acoustic emission source location in steel structures using a wavelet transform analysis and modal location theory Shukri MOHD, Karen HOLFORD, Rhys PULLIN 206 Use of Lamb wave dispersion curves extraction from AE signal spectrogram for determination of distance to AE source Denis TERENTYEV, Yuri BORODIN, 217 Comparison of time of arrival and delta t source location for acoustic emission in GLARE John Patrick McCRORY, Rhys PULLIN, Matthew Robert PEARSON, Mark Jonathan EATON, Carol A FEATHERSTON, Karen M HOLFORD, 222 Monitoring erosion-corrosion in carbon steel elbow using acoustic emission technique Mohamed SHEHADEH, Ibrahim HASSAN, Hany MOURAD, Hassan EL-GAMAL, 231 New intrinsically safe acoustic emission sensor system for use on tank ships Thomas THENIKL, Hartmut VALLEN, Dirk ALJETS, 243 Analytical verification of the active AE sources in the integrated SHM systems Igor RAZUVAEV, Evgeny A. SUCHKOV 250 Acoustic emission monitoring of high temperature crack propagation in AISI 304L and P265GH Catherine HERVE, Fethi DAHMENE, Abdelouaedh LAKSIMI, Lionel JAUBERT, Said HARIRI, Mohammed CHERFAOUI, Anne MOUFTIEZ, 256 Theoretical analysis and experimental study of gas pipeline leak acoustic emission signal transmit speed Gongtian SHEN, Xianyong QIN, Renyang HE, Changzheng XILI 269 Primary calibration of acoustic emission sensors by the method of reciprocity, theoretical and experimental considerations Seydou DIA, Thomas MONNIER, Nathalie GODIN, Fan ZHANG, 280 Absolute calibration of acoustic emission transducers as per CEN ISO/TR 13115 in disuse of mechanical sound sources or reference transducers Hajime HATANO, 288 Acoustic emission monitoring of tensile tests on packaged piezoceramic wafer transducers Andreas J. BRUNNER, Florian BACHMANN, 296 Comparison of methods for absolute calibration of wideband AE sensors Petr BENES, Jiri FIALKA, 307 Acoustic emission and ultrasonic transmission monitoring of hydraulic fracture initiation and propagation in rock samples Sergey STANCHITS, Aniket SURDI, Roberto SUAREZ-RIVERA, 316 Application of the cluster method on acoustic emission events in salt rock specimen Gerd MANTHEI, Jürgen EISENBLÄTTER, 330

2012

Acoustic emission on the Peteroa volcano (2009-2011), Argentina Maria Isabel LOPEZ PUMAREGA, Cynthia HUCAILUK, Giovanni P. GREGORI, Grabiele PAPARO, Jose Evaristo RUZZANTE, Nicolas NUÑEZ, Giuliano VENTRICE, Claudio RAFANELLI 341 RQA Applied to acoustic emissions time series to pinpoint feasible precursors of catastrophic geological events Maurizio POSCOLIERI, Claudio RAFANELLI, Giovanna ZIMATORE, 354 Recent advances of AE technology for damage assessment of infrastructures Tomoki SHIOTANI 364 Use of AE method for detecting quality of injection mold engraving inserts Dragan KUSIC, Tomaz KEK, Janez Marko SLABE, Rajko SVECKO, Janez GRUM, 385 Acoustic emission in diesel engines – a time series model for the injection process Wael ABDOU, Nikolaos BALODIMOS, Bob REUBEN, 394 Acoustic emission (AE) monitoring on transport products Peter TSCHELIESNIG, 407 Acoustic emission monitoring of structural elements a ship for detection of fatigue and corrosion damages Ireneusz BARAN, Marek NOWAK, Andreas JAGENBREIN, Henryk BUGLACKI 414 Acoustic methods as a tool for management of electrochemical process of energy Nina KIRCHEVA, Sylvain TANT, Benoit LEGROS, Sylvie GENIES, Sebastien ROSINI, Pierre Xavier THIVEL, 427 On the use of the acoustic emission technique for in-situ monitoring of the pulverization of battery electrodes Aurélien ETIEMBLE, Hassane IDRISSI, Lionel ROUÉ, 437 Magneto acoustic emission and barkhausen noise in A508 class II steel Miriam Rocio NEYRA ASTUDILLO, Nicolás NUÑEZ, Isabel LOPEZ PUMAREGA, Darío N. TORRES, José RUZZANTE, 446 Assessment of sound emission phenomena at a boundary layer during steel quenching Franc RAVNIK, Janez GRUM, 456 Evaluation of AE sources during tensile deformation of Al-Mg-Si alloys with different heat treatment Kenichi YOSHIDA, Yuichi TOKUYAMA, Yoshihiro YASUHARA, Hideo NISHINO, 469 Mechanisms of plastic deformation and acoustic emission in ZK60 Mg alloy Alexei VINOGRADOV, Alexei DANYUK, Eraldo POMPONI, 476 Effect of plastic strain on low-cycle fatigue life and fatigue damage detection Yoshihiro MIZUTANI, Makoto OHTA, Akira TODOROKI 488 AE studies on the durability of flexible dye-sensitized solar cells Shuichi WAKAYAMA, Nobuyuki TAKAGI, Takenobu SAKAI, Masashi IKEGAMI, Tsutomu MIYASAKA, 498 Application of ICI principle for the first-arrival time correction Vera BARAT, Sergey ELIZAROV, Irina KOVALCHUK, Evgeniy BOLOKHOV, 506

2012

Using X22-correlation for subclustering and relative location of acoustic emission signals Franz RAUSCHER, 516 AE event detection under noisy environment with continuous waveform recording and multiple thresholds Kaita ITO, Hitoshi KURIKI, Seiji KURODA, Manabu ENOKI, 530 Acoustic emission defects localized by means of geodetic iterative procedure - algorithms, tests, AE experiment Vaclav KUS, Michal ZAVESKY, Zdenek PREVOROVSKY 536 A waveform-based study of AE wave propagation by use of eight sensors on a composite pressure vessel Marvin HAMSTAD, 548 Influence of internal discontinuities on ultrasonic signal propagation in carbon fiber reinforced plastics Markus SAUSE, Siegfried HORN, 562 An improved acousto-ultrasonic scheme with Lamb wave mode separation and damping factor in CFRP plates Kanji ONO, Antolino GALLEGO, 573 Remote sensing of leaks parameters by acoustic emission method Evgeny NEFEDYEV 581 Qualification of the acoustic emission method for leak detection in the main primary loop of the pressurized water reactors during its hydraulic pressure test Yann FORESTIER, Zhang FAN, Laurent TRUCHETTI 590 Analysis of corrosion processes and leaks in aboveground storage tanks in aspect of AE monitoring system Ireneusz BARAN, Gerald LACKNER, 599 Improved noise discrimination for ammonia tank testing Martin J. PEACOCK, 611 Progressive approaches to localization and identification of AE sources Zdenek PREVOROVSKY, Josef KROFTA, Milan CHLADA, Zuzana FAROVA, Vaclav KUS 626 Initial results on acoustic emission detection in masonry with optical fibre sensors Els VERSTRYNGE, Martine WEVERS, 641 Multivariate and artificial neural network analyses of AE data during long time corrosion monitoring of a post-tensioned concrete beam Edoardo PROVERBIO, Luigi CALABRESE, Giuseppe CAMPANELLA 655 Low-level AE during long-term monitoring of concrete Adrian A. POLLOCK, 666 Experience of acoustic emission method application for estimation of building structures condition Alexander SAGAIDAK, Sergey ELIZAROV, 679 Guide for acoustic emission examination of reinforced concrete bridges Gregory MURAVIN, Boris MURAVIN, 687

2012

Damages monitoring for oil & gas pipeline using AE technique Sergio BUDANO, Antonio LUCCI, Roberto PIANCALDINI, Luca PRANDI, Giuseppe GIUNTA, 699 The multipurpose portable NDT device “UNISCOPE” Sergey Vladimirovich ELIZAROV, Alexander L. ALYAKRITSKIY, Vassily G. KOLTSOV, Vera A. BARAT, Pavel N. TROFIMOV, 711 New intrinsically safe acoustic emission sensor system for use on tank ships Hartmut VALLEN, Thomas THENIKL, 718 Nondestructive evaluation courses for undergraduate engineering and engineering technology students Vladimir GENIS, Adrian POLLOCK, 729 Developing an acoustic emission measuring system based on modular high speed data acquisition devices Gabor POR, Laszlo DOSZPOD, Tibor DOBJAN 742 Modeling of the far-field acoustic emission from a crack under stress Warida BEN KHALIFA, Karim JEZZINE, Sébastien GRONDEL, Alain LHÉMERY, Sylvain CHATILLON, 753 Acoustic emission during crack growth by a hybrid semi-analytical/BEM model Mabrouk BEN TAHAR, Gaetan HELLO, Nacera BEDRICI, 776 AE study of damage evolution in pressure vessels under cyclic loading A. LAKSIMI, C. HERVE, C. ENNACEUR, M. CHERFAOUI, 784 Experience on "AFIAP" guide to good practice for acoustic emission testing of pressure equipment M. CHERFAOUI, C. DI GIULIO, C. HERVE 796 Failure mechanisms of carbon-fiber-reinforced polymer materials characterized by acoustic emission techniques Martin RADLMEIER, Peter JAHNKE, Heinrich MEYER, Christian GROSSE 804 An interesting AE proficiency test Janos GEREB, Ferenc FÜCSÖK 812 Experimental study on feature selection using artificial AE sources Gabriel CSEFALVAY, 819 Maintenance scheduling and improve bridge load management S.P. SANTOSPIRITO, Robert WALKER, Kamil SŁYK 826 Mechanical characterization of the damage process in a structural adhesive joint by acoustic emission Francisco Javier JUANES, Angel VALEA, Maria Luz GONZÁLEZ, José Carlos MÍGUEZ, Antolino GALLEGO 839 3D model based on regular cubic cell mesh for AE sources location on complex industrial structures Alexey B. SAMOKHVALOV, Victor V. SHEMYAKIN, 846

2012

AUTHORS INDEX Wael ABDOU, 394 Louis ADAM, 138 Dirk ALJETS, 243 Alexander L. ALYAKRITSKIY, 711 Athanasios ANASTASOPOULOS, 67 Florian BACHMANN, 296 Nikolaos BALODIMOS, 394 Ireneusz BARAN, 119, 414, 599 Vera A. BARAT, 506, 711 Nacera BEDRICI, 776 Warida BEN KHALIFA, 753 Mabrouk BEN TAHAR, 776 Petr BENES, 307 Evgeniy BOLOKHOV, 506 Elodie BONHOMME, 138 Yuri BORODIN, 217 Andreas J. BRUNNER, 296 Sergio BUDANO, 699 Henryk BUGLACKI 414 Rainer H. BURGKART, 175 Luigi CALABRESE, 655 Giuseppe CAMPANELLA 655 Enrique CASTRO, 185 Michal CERNY, 167 Sylvain CHATILLON, 753 Mohammed CHERFAOUI, 256, 784, 796 Clément CHIROL, 138 Milan CHLADA, 150, 626 Davide CRIVELLI, 106 Gabriel CSEFALVAY, 819 Fethi DAHMENE, 256 Alexei DANYUK, 476 C. DI GIULIO, 796 Seydou DIA, 280 Tibor DOBJAN 742 Laszlo DOSZPOD, 742 Mark Jonathan EATON, 222 Jürgen EISENBLÄTTER, 330 Hassan EL-GAMAL, 231 Sergey Vladimirovich ELIZAROV, 506, 679, 711 C. ENNACEUR, 784 Manabu ENOKI, 59, 530 Aurélien ETIEMBLE, 437 Zhang FAN, 590 Zuzana FAROVA, 626 Carol A. FEATHERSTON, 222 Jiri FIALKA, 307 Peter FÖHR, 175 Yann FORESTIER, 590 Ferenc FÜCSÖK 812 Antolino GALLEGO, 1, 185, 573, 839 Sylvie GENIES, 427 Vladimir GENIS, 729 Janos GEREB, 812 Giuseppe GIUNTA, 699 Nathalie GODIN, 280

Martin GOMEZ, 81 Maria Luz GONZÁLEZ, 839 Eduardo GRANDE GARCIA, 175 Giovanni P. GREGORI, 341 Sébastien GRONDEL, 753 Christian GROSSE 175, 804 Janez GRUM, 385, 456 Mario GUAGLIANO, 106 Marvin HAMSTAD, 548 Said HARIRI, 256 Ibrahim HASSAN, 231 Hajime HATANO, 288 Renyang HE, 269 Gaetan HELLO, 776 C. HERVE 256, 784, 796 Karen M. HOLFORD, 206, 222 Siegfried HORN, 94, 562 Cynthia HUCAILUK, 341 Hassane IDRISSI, 437 Masashi IKEGAMI, 498 Kaita ITO, 530 Andreas JAGENBREIN, 414 Peter JAHNKE, 804 Lionel JAUBERT, 256 Karim JEZZINE, 753 Francisco Javier JUANES, 839 Tomaz KEK, 385 Nina KIRCHEVA, 427 Kazutaka KOBAYASHI, 59 Yuji KOBAYASHI, 59 Vassily G. KOLTSOV, 711 Dimitrios KOUROUSSIS, 67 Irina KOVALCHUK, 506 Josef KROFTA, 626 Hitoshi KURIKI, 530 Seiji KURODA, 530 Vaclav KUS 536, 626 Dragan KUSIC, 385 Gerald LACKNER, 599 Ioannis LADIS, 67 Abdelouaedh LAKSIMI, 256, 784 Benoit LEGROS, 427 Denja LEKOU, 67 Jean-Claude LENAIN, 126 Franck LEVALLOIS, 126 Alain LHÉMERY, 753 Maria Isabel LOPEZ PUMAREGA, 341, 446 Antonio LUCCI, 699 Fabian MALM, 175 Gerd MANTHEI, 330 Akinori MATSUI, 59 Pavel MAZAL, 167 John Patrick McCRORY, 222 Heinrich MEYER, 804 José Carlos MÍGUEZ, 839 Tsutomu MIYASAKA, 498

2012 Yoshihiro MIZUTANI, 488 Shukri MOHD, 206 Alberto MONICI, 106 Thomas MONNIER, 280 Anne MOUFTIEZ, 256 Hany MOURAD, 231 Fragiskos MOUZAKI, 67 Boris MURAVIN, 687 Gregory MURAVIN, 687 Evgeny NEFEDYEV 581 Miriam Rocio NEYRA ASTUDILLO, 446 Hideo NISHINO, 469 Libor NOHAL, 167 Marek NOWAK, 119, 414 Nicolás NUÑEZ, 341, 446 Makoto OHTA, 488 Kanji ONO, 1, 573 Grabiele PAPARO, 341 Dimitrios PAPASALOUROS, 67 Martin J. PEACOCK, 611 Matthew Robert PEARSON, 222 Roberto PIANCALDINI, 699 Rosa PIOTRKOWSKI, 185 Marina PLÖCKL, 94 Adrian A. POLLOCK, 45, 666, 729 Eraldo POMPONI, 198, 476 Gabor POR, 742 Maurizio POSCOLIERI, 354 Luca PRANDI, 699 Zdenek PREVOROVSKY, 150, 536, 626 Alain PROUST, 126, 138 Edoardo PROVERBIO, 655 Rhys PULLIN, 206, 222 Xianyong QIN, 269 Martin RADLMEIER, 804 Claudio RAFANELLI, 341, 354 Franz RAUSCHER, 516 Franc RAVNIK, 456 Igor RAZUVAEV, 250 Franziska REIDL, 175 Bob REUBEN, 394 Sebastien ROSINI, 427 Sabine ROSNER, 158 Lionel ROUÉ, 437 José RUZZANTE, 81, 341, 446 Alexander SAGAIDAK, 679 Francisco A. SAGASTA , 185 Takenobu SAKAI, 498 Alexey B. SAMOKHVALOV, 846 S.P. SANTOSPIRITO, 826 Markus G.R. SAUSE, 94, 562 Mariano SCARAMAL, 185 Joachim SCHARRINGHAUSEN, 94 Jerzy SCHMIDT, 119 Mohamed SHEHADEH, 231 Victor V. SHEMYAKIN, 846 Gongtian SHEN, 269 Tomoki SHIOTANI 364 Janez Marko SLABE, 385

Kamil SŁYK 826 André SOBECZKO, 126 Sergey STANCHITS, 316 Florian STARK, 175 Roberto SUAREZ-RIVERA, 316 Evgeny A. SUCHKOV 250 Aniket SURDI, 316 Rajko SVECKO, 385 Nobuyuki TAKAGI, 498 Tomoki TAKATA, 59 Sylvain TANT, 427 Thomas THENIKL, 243, 718 Pierre Xavier THIVEL, 427 Akira TODOROKI 488 Yuichi TOKUYAMA, 469 Darío N. TORRES, 446 Denis TERENTYEV, 217 Pavel N. TROFIMOV, 711 Laurent TRUCHETTI 590 Peter TSCHELIESNIG, 407 Nikos TSOPELAS, 67 Angel VALEA, 839 Hartmut VALLEN, 243, 718 Giuliano VENTRICE, 341 Els VERSTRYNGE, 641 Alexei VINOGRADOV, 198, 476 Frantisek VLASIC, 167 Shuichi WAKAYAMA, 498 Robert WALKER, 826 Martine WEVERS, 641 Changzheng XILI 269 Yoshihiro YASUHARA, 469 Kenichi YOSHIDA, 469 Jianguo (Peter) YU, 45 Michal ZAVESKY, 536 Fan ZHANG, 280 Paul ZIEHL 45 Giovanna ZIMATORE, 354 Miguel Eduardo ZITTO, 185

-:J ,~ ~',', .«, ,-.,h>~~' · 2012. 10. 21. · 22ndEuropean Conference onAcousticEmission Testing...

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