HITACHI PUMPS 2008 - VHPC Pump Presentation...Type : Vertical shaft, Single suction, Turbine pump...

0All Rights Reserved, Copyright © 2008, Hitachi Plant Technologies, Ltd.X01-05X-0003X00

　　

HITACHIHITACHI　　PUMPSPUMPS


1. Experiences and Solution …………………p.22. Supply Record in the World ………………p.33. Manufacturing Location ………………… p.44. Types and Applications ………………… p.55. Supply Record of Hitachi Pumps ……… p.106. Execution Capability …………………… p.117. Typical Experiences …………………… p.138. Advanced Technology ………………… p.259. Recent Worldwide Installation ………… p.3510. Testing Facilities　 ……………………… p.4611. Pumps for China in Good Shape ……… p.47 　

Contents


EXPERIENCES AND SOLUTION１．

HITACHI Experiences in Large Scale Pumps

1. Total 13,132 units (As of 2006) (11,580 units in Japan, 1552 units in other countries / area)

2. More than 90 years experiences in manufacturing pumps

HITACHI Solutions

1. All kinds of engineering on pumping station・ System planning ・ Advanced simulation technology (CFD, FEM, WH analysis)・ Hitachi owns exclusive testing facilities for hydro model test

2. Highly engineered and custom-made pumps to optimize customer’s needs3. Wide pump applications4. High reliability and maintainability5. Pump testing facilities (up to 10,000 kW input)


SUPPLY RECORD IN THE WORLD２．

Hitachi Large Scale Pumps in the World (Except Japan)

Total

1,552Asia and

Middle East832

Europe

22

NorthAmerica

295

South America

73

Africa

197

Oceania

133

AUSTRALIA

A S I A

A F R I C A

E U R O P E

GREENLAND

GREENLAND

NORTHAMERICA

ANTARCTICA

SOUTHAMERICA

Asia and Middle East

Europe

Africa

North America

South America

Oceania


MANUFACTURING LOCATION３．

TSUCHIURA WORKS　 Site area :380,000m2:94acres　 Floor area :130,000m2:32acres

Employees:1000Sales:US$400,000,000/year

MAJOR PRODUCTSPump CompressorFanTest Facility

Lake KasumigauraHitachi Tsuchiura

Head Office

Narita Airport

Tokyo

70km


TYPES AND APPLICATIONS4．

Axial Flow Mixed Flow Mixed Flow VoluteAP,KP* SP, KSP* SPS, KSPS*Type

Horizontal

Vertical Vertical

Horizontal

VerticalApplications-Drainage-Irrigation

Applications-Drainage-Irrigation-Water Supply-Sea Water-CWP

Applications-Drainage-Sewage-Irrigation-Sea Water

*Adjustable Blade Type



Centrifugal Volute Centrifugal Turbine Double Suction Volute

OV OT DVType

Vertical Applications-Drainage-Sewage-Irrigation-Sea Water

Applications-Drainage-Sewage-Irrigation-Water Supply

Vertical

Horizontal

Applications-Water Supply-Irrigation-Water Supply-Sea water

Vertical



Multistage Double Suction Volute

Double Suction Turbine Multistage Turbine

DVM DT GMType

Application-Reactor Feedfor Nuclear

Applications-Water Supply-Irrigation-Water Supply-Sea water

Applications-Boiler Feed-Descaling



Barrel Casing Multistage Turbine BGMType

Pot-Type In-Tank Type

Applications-Send-out and Boosterat LNG TerminalApplications

-Boiler Feed-Reactor Feed-High Pressure drain for Nuclear



1

10

100

1,000

10,000

0.03 0.3 3 30

DISCHARGE CAPACITY Q (m3/s)

TOTAL HEAD H (m)

LNG PUMP

SMALL DISCHARGE AND HIGH HEAD( BFP, CWP)

LARGE DISCHARGE AND HIGH HEAD(WATER SUPPLY AND IRRIGATION)

LARGE DISCHARGE AND LOW HEAD(SEWAGE, DRAINAGE, SEA WATERAND CIRCULATION PUMP)

1,000

5,000 20,000kW

STANDARD PUMP RANGE-OUT OF SCOPE

WATER SUPPLY AND IRRIGATION

LNG PUMP

BFP

CP

CIRCULATION PUMP

SEA WATER PUMP

SEWAGE, DRAINAGE PUMP

HITACHI PUMPS - GENERA L APPLICATION CHART

300kW


SUPPLY RECORD OF HITACHI PUMPS5．

SUPPLY RECORDS OF HITACHI PUMPS

1

10

100

1000

0 1 10 100 1000

Q(m3/s)

H(m)

DRAINAGE,SEWAGE,IRRIGATIONAND COOLING WATER

HORIZONTAL SHAFT,DOUBLESUCTION VOLUTE PUMPS

VERTICAL SHAFT,SINGLESUCTION VOLUTE PUMPS

VERTICAL SHAFT,REVERSIBLEPUMP-TURBINES

WATER WORKS AND WATERTRANSFER


6．ＥＸＥＣＵＴＩＯＮ　ＣＡＰＡＢＩＬＩＴＹ

HITACHI PROVIDES ALL KINDS OF ENGINEERING ON PUMPING STATIONS　by utilizing all technologies in Hitachi group, long time experience and systematic design

PLANNING

SEWAGE TREATMENTBOOSTERWATER PURIFICATIONWATER INTAKEWATER SUPPLYIRRIGATIONDRAINAGECOOLING WATERPOWER PLANTLNG PLANT

SUPPLY DIESEL ENGINEGAS TURBINE

MOTORGEAR

TRASH SCREENOVERHEAD TRAVELING CRANE

VALVEPIPE

PANEL,ELECTRICAL EQUIPMENT

ANALYSISWATER HAMMER

OPEN AND CLOSED CHANNEL FLOW ANALYSISTURBULENT ANALYSIS，VORTEX ANALYSIS IN PUMP SUMP

MULTI PHASE FLOW ANALYSIS IN SIPHONSIMULTANIOUS ANALYSIS OF TRANSIENT　PHENOMENA & CONTROL NOISE ANALYSIS (TRANSFERRED BY AIR, TRANSFERRED BY SOLID)

VIBRATION ANALYSISPULSATION ANALYSIS

WATER LEVEL PREDICTION ANALYSIS

DESIGN AND MANUFACTURINGAXIAL PUMP

MIXED FLOW PUMPMIXED FLOW VOLUTE PUMP

CENTRIFUGAL FLOW VOLUTE PUMPCENTRIFUGAL FLOW TURBINE PUMP

DOUBLE SUCTION VOLUTE PUMPDOUBLE SUCTION MULTISTAGE PUMP

DOUBLE SUCTION TURBINE VOLUTE PUMPBARREL CASING MULTISTAGE TURBINE PUMP

TOTAL

ENGINEERING


6．ＥＸＥＣＵＴＩＯＮ　ＣＡＰＡＢＩＬＩＴＹ

Hitachi pumps are continually in concert with domestic and overseas research organizations as well as the research laboratories of Hitachi Limited for the development of new products and putting the latest technology to practical use.

Hitachi Research Laboratory

Power & Industrial SystemsR&D Laboratory

Mechanical EngineeringResearch Laboratory

(Hitachi City) (Hitachinaka City)(Hitachi City)

Research and Development


TYPICAL　EXPERIENCESAYASE DRAINAGE PUMPING PLANT7．

AYASE RIVERTOKYO METROPORITAN

HIGHWAY

ARAKAWA RIVER

Customer： Ministry of Land, Infrastructure and Transport， JapanNo. of Sets：　2

Unit No.1 Unit No.2Bore：　　　 4,600mm (182in) 4,600mm (182in)Type： Vertical, Adjustable Vertical, Fixed blade,

blade, Axial flow pump 　　 Axial flow pumpDischargeCapacity　： 50m3/s (1,141mgd) 50m3/s (1,141mgd)Total Head： 3.6m (11.8ft) 3.6m (11.8ft)Speed (rpm)： 82 100Prime Mover： 2,648kW (3,550HP) 2,721kW (3,650HP)

(Engine) (Engine)Year of Supply： 1984 1993Service： Drainage DrainageSiphon Formation： Forced formation Self formation

Feature： One of the largest drainage capacity in Japan Liquid to be handled : Brackish waterValveless system


TYPICAL EXPERIENCESAYASE DRAINAGE PUMPING PLANT7．

GEARED TURBO COUPLING

DIESEL ENGINE

SCREEN

SUCTION

DISCHARGE

Φ500mm SIPHON BREAKERCONTROL ROOM

SUBMERSIBLE WATER COOLER

MAIN PUMP

35,500 17,500


TYPICAL EXPERIENCESAYASE DRAINAGE PUMPING PLANT7．

Installation of Siphon Discharge Liner

Impeller

Installation of Discharge Liner


TYPICAL EXPERIENCESSARINAH THAMRIN DRAINAGE PUMPING PLANT7．

Customer： Ministry of Public Works,INDONESIA

No. of Sets： 6Bore： 1,650mm (64in)Type： Vertical, Axial flow pumpDischargeCapacity : 6.7m3/s (153mgd)Total Head : 4.2m (13.8ft)Speed (rpm): 223rpmPrime Mover: 430kW (576HP) MotorYear of Supply: 1989Service: Drainage


TYPICAL EXPERIENCESGANGES KOBADAK IRRIGATION PROJECT7.

Customer : Bangladesh Water Development Board (BWDB) ，BANGLADESH

　　　　　　　　No. of Sets : 3Bore : 2,800mm (110in)Type : Vertical, Adjustable-blade,

Axial flow pump DischargeCapacity 　: Unit capacity : 28.3m3/s (646mgd)

　Total capacity : 84.9m3/s (1,938mgd)Total Head : 8.25m (27.1ft)Speed (rpm) : 200Prime Mover : 2,800kW (3,753HP)

Synchronous motorYear of Supply : 1958Service : IrrigationFeature : Big size adjustable-blade pump

Valve less systemForced siphon formationSITE


TYPICAL EXPERIENCESHAVASU PUMPING PLANT, USA7．

Lake　HAVASU

PUMP STATION

DIS

CH

ARG

E

Customer : Department of the Interior Bureau of Reclamation, Central Arizona Project，USA

No. of Sets : 6Bore : 2,400×1,350mm (94×54in)Type : Vertical, Single suction, Diffuser type,

Volute pumpDischargeCapacity 　 : 14.2m3/s (500cfs)Total Head : 251m (824ft)Speed (rpm) : 514Prime Mover: 44,800kW (60,000HP)

Synchronous motorYear of Supply : 1982Service : MultipurposeFeature : Large capacity, high head single stage

High efficiency(90.5%)


TYPICAL EXPERIENCESKASUMIGAURA CANAL PROJECT, JAPAN7．

Staring ： Secondary Resistance Control by Liquid Resistance

Control ： Static Scherbius & Liquid Resistance　　　　　　　　

Customer : Water Resource Development Public Cooperation, JAPAN

No. of Sets : Irrigation 1,650mm×1,000mm (66in×40in) 2SetsIrrigation 1,200mm×700mm (48in×28in) 1SetsIrrigation 600mm×350mm (24in×14in) 2Sets Waterworks 600mm×350mm (24in×14in) 3Sets

Type : Horizontal shaft, Double suction, Volute pump

Year of Supply : 1994Service : Irrigation, Water works

DISCHARGE PIPE PROFILE

Type Bore No.of Capacity Total Head Motor Power(Suction×Discharge) Sets

1650×1000mm(66in×40in) 2 6.4m3/s

(146mgd)103m(338ft)

8000kW(10720HP)

1200× 700mm(48in×28in) 1 3.255m3/s

(74mgd)103m(338ft)

4100kW(5500HP)

600 × 350mm(24in×14in) 2 0.85m3/s

(19mgd)103m(338ft)

1100kW(1470HP)

600 × 350mm(24in×14in) 3 0.818m3/s

(19mgd)103m(338ft)

1100kW(1470HP)

Horizontalshaft，Doublesuction，Volutepump

GRAVITY FLOW

ONE WAY SURGE TANK ONE WAY SURGE TANK

CENTERLINE LEVEL OF PIPELINE

ONE WAY SURGE TANK

PUMPING STATION

ALTITUDETUNNEL

PIPE LENGTH (km)252015105

“ LARGEST ”IN JAPAN


TYPICAL EXPERIENCESMISATO PURIFICATION PLANT, JAPAN7．

Customer : Tokyo Metropolitan Government Bureau of Waterworks/Misato, JAPAN

No. of Sets : 3Bore : 1,350×900mm (54×36in)Type : Horizontal shaft, Double suction, Volute

pumpDischargeCapacity 　 : 4.4m3/s (95mgd)Total Head : 95m (312ft)Speed (rpm) : 576- 346Prime Mover : 5,000kW (6,702HP)

Induction motorYear of Supply : 1978,1987,1992Service : WaterworksStarting : Secondary Resistance ControlControl : Static Scerbius


TYPICAL EXPERIENCESSANTA INES WATER INTAKE PUMP, BRAZIL7．

Customer : Companhia de Saneamento Basico 　　　　　　　　　de Sao Paulo(SABESP）, BRAZIL No. of Sets : 3Bore : 1,800×1,100mm (70×44in)Type : Horizontal shaft, Double suction, Volute

pumpDischargeCapacity 　 : 11m3/s (388cfs)Total Head : 119.6m (392ft)Speed (rpm) :720Prime Mover : 14,920kW (20,000HP)

Synchronous motor（Hitachi)Year of Supply : 1970Service : Water supply

Pumping Plant

“ LARGEST ”IN THE WORLD


TYPICAL EXPERIENCESMELEN PUMPING STATION, TURKEY7．

Customer : Ministry of Energy and Natural Resources, Department of Water Supply and Sewage, TURKEY

No. of Sets : 6Bore : 700×450mm (28×18in)Type : Horizontal shaft, Double suction, Volute pumpDischargeCapacity 　 : 1.7m3/s (39mgd)Total Head : 196m (643ft)Speed (rpm) : 992Prime Mover : 4,500kW (6,032HP) Wound-rotor

Induction motorYear of Supply : 2003Service : WaterworksStarting : Secondary Resistance Control


TYPICAL EXPERIENCESMAINSTREAM PUMPING STATION, USA7．

Customer : Metropolitan Water Reclamation District of Greater Chicago, USA

No. of Sets : 8Bore : 2200×1500mm （84×60in） × 5sets

1800×1200mm （72×48in） × 2sets1500×1100mm （60×42in） × １sets

Type : Vertical shaft, Single suction, Turbine pumpDischargeYear of Supply : 1983, 2003Service : SewageFeatures : World largest sewage pumping plant

Located in deep undergroundWide operation range

Mainstream Pumping StationPump

Motor

Representative Specifications

DischargeCapacity 　 : 9.3m3/s (330cfs)Total Head : 100m (330ft)Speed (rpm) : 360Prime Mover :13,054kW (17,500HP) Synchronous motor


TYPICAL EXPERIENCESTSUMORI RECLAMATION PLANT, OSAKA JAPAN7．

Gas TurbineFree Turbine : 7,100kW (9,157HP)Out Put Shaft Speed : 4,016min-1

Gas Generator

Reduction Gear3-Stage Locked Train Type Speed : 4,016min-1／223min-1

Traveling Crane

ReductionGear

Gas Turbine

Main Pump

Cross Section ofPump House

Drainage Pump102in Vertical Shaft Mixed Flow Volute Pump23.7m3/s (837cfs) x 22m (72ft) x 223min-1 x 7100kW (9,157HP)

Customer : Department of Sewage, Osaka City,JAPAN

No. of Sets : 4Year of Supply : 1999Prime Mover : 7,100kW (9,157HP)

Gas TurbineService : Rain Water Drainage


ADVANCED TECHNOLOGY8．

Simulation Technology CFD:Computational Fluid Dynamics

･Application of CFD for Hydro-model Development

ポンプ内部流れの様子3D-data creation CFD AnalysisAnalysis of Flow on pump impeller



Simulation Technology･Application of CFD for Designing Pump Sump

Result of analysis Result of experiment

Submerged vortex

Submergedvortex

Air entrainingvortex

Air entraining vortex

Result of analysisPredictive Analysis of Vortex in Pump Sump



Simulation Technology

Vortex

PUMP

･Vortex Dynamic Behavior (with Baffle)



Simulation Technology･FEM Analysis

Stress Analysis of Pump Casing and Impeller



Simulation Technology･FEM Analysis

Concrete foundation

Relative response (-)Outline before responseOutline before response

FEM Analysis for Vibration



Simulation Technology･Multiphase Analysis for Pump Discharge Flow

Air

Liquid film

Cloud of bubbles

Result of experimentResult of analysis



Simulation Technology･Water Hammer Analysis


RECENT WORLDWIDE INSTALLATION9．

Ｈ

ＨＨＡＳ

ＨEＬ

ＨＨＣＨ

Ｈ

Ｈ

ＨＯＭＥ Wuxi

Egypt / Mubarak Pumping Plant

ＨHAL

USA/CaliforniaA. D. EdmonstonPumping Plant　

Qatar/ Ras Laffan Cooling Sea Water Pump　

China/Zouxian Boiler Feedwater Pump　Iran/Mobin

Heat Exchangers FeedSea Water Pump 　

China/Wangqu Circulating water Pump　

ＨHAL


RECENT WORLDWIDE INSTALLATIONMUBARAK PUMPING STATION, EGYPT9．

Customer : Ministry of Water Resources and Irrigation, Mechanical and Electrical Department, Arab Republic of Egypt

No. of Sets : 21Bore : 2,400×1,800mm (94×70in)Type : Vertical shaft, Single suction, Turbine

volute pumpDischargeCapacity 　 : 16.7m3/s (590cfs)Total Head : 57.1m (187ft)Speed (rpm) : 300- 210Prime Mover : 12,000kW (16,086HP)

Synchronous motorYear of Supply : 2002Service : MultipurposeStarting : Load commutated inverter system

LAKE NASSER


9．

Volute Casing of Heat Exchanger

Customer : Mobin Petrochemical Company, Iran No. of Sets : 21Bore : 2,900mm (114in) etc.Type : Vertical shaft, Single suction, Volute pumpDischargeCapacity 　 : 28.3m3/s (590cfs)Total Head : 34m (112ft)Speed (rpm) : 228Prime Mover : 11,800kW (15,812HP)

Induction motorYear of Supply : 2004Service : Sea Water IntakeFeatures:Super Duplex Stainless Steel for main parts

Concrete casing borne by reinforcement

Heat Exchanger Fire FightingEthane recovery

4th methanol 10th olefin 9th olefin Desalination

Reinforcement of Concrete Casing

Impeller

Casing

RECENT WORLDWIDE INSTALLATIONMOBIN PROJECT (Sea Water pump 21sets）, IRAN


Dept. of Water Resources /State of California　USAA. D. EDMONSTON Pumping Plant Project　　　　　　9．

CONTRACT：Replacement of the US biggest four pumps (80,000HP)aiming for improving their pumpefficiency and cavitation characteristics

SITE：Approx. 90 miles north of Los AngelesSCHEDULE：Contract:Jun.2003 / Completion:Mar.2011

Oct. 2004 : Completion of Model TestJun. 2007 : Completion of First PumpOct. 2009 : Completion of Second PumpMay 2010 : Completion of Third PumpJan. 2011 : Completion of Fourth Pump

CompletedCompleted

SpecificationsSpecificationsTypeType：：

BoreBore：　：　CapacityCapacity：：Total HeadTotal Head：：RPMRPM：：Motor PowerMotor Power：：

StageStage：：

Vertical MultiVertical Multi--Stage Centrifugal Stage Centrifugal Volute PumpVolute Pump1,200 mm1,200 mm　　8.928.92　　mm33/s/s　　600 m600 m600 min600 min--11

59,680kW 59,680kW （（80,000HP80,000HP））4 Stages4 Stages

PumpPump

MotorMotor

Dis. ValveDis. Valve

INLET

DISCHARGE

Pump Efficiency92% Accomplished


Dept. of Water Resources /State of California　USAA. D. EDMONSTON Pumping Plant Project　　9．

Configuration

Rotor


KOREA GAS CORPORATION　Pyeontaek Terminal9．

Customer : Korea Gas Corporation, the Republic of KOREA, Pyeontaek LNG Terminal

No. of Sets : 4Type : Vertical shaft, Single suction, 12 stages,

Turbine cryogenic submergible pumpDischargeCapacity 　 : 263m3/hr (2.58cfs)Total Head : 1689m (5541ft)Speed (rpm) : 3600Prime Mover : 900kW (1200HP)

Submergible induction motorYear of Supply : 2007Bearing ： Hydrostatic bearing (Long Life Type)

ShaftHydrostatic Bearing

Bearing

High pressure

Lobe

Liquid delivery hole

Pressure increaseswhen shaft comes close

Pressure decreaseswhen shaft comes apart

ShaftHydrostatic Bearing

Bearing

High pressure

Lobe

Liquid delivery hole

Pressure increaseswhen shaft comes close

Pressure decreaseswhen shaft comes apart

HH

Hydrostatic Bearing


RECENT WORLDWIDE INSTALLATIONCOOLING SEAWATER PUMP, QATAR9．

Customer : Qatar Petroleum, QATARYear of Supply : 2007 Service : Cooling Seawater SupplyNo. of Sets: 5

Type : Vertical, Mixed - flow pump (VYM2000)

Bore : 2,000mm Flow : 12.5m3/s Total Head: 45.5mSpeed : 375rpmPrime Mover: 7,500kW Induction Motor, VFD systemFeature:

Duplex stainless steel for main parts

Motor

Pump

Under Installation at Site


RECENT WORLDWIDE INSTALLATIONBENBROOK BOOSTER PUMP STATION, USA9．

　Customer : Tarrant Regional Water District(TRWD), 　 Texas, USA 　No. of Sets : 4　Bore BB1: 610×508mm （24×20in） ×1seｔ　 BB2,3,4: 914×914mm （36×36in） ×3sets　Type : Horizontal shaft, Double suction, Volute　 pump　Discharge　Capacity 　 BB1: 1.09m3/s (24.8MGD)　 BB2,3,4: 3.00m3/s (68.4MGD)

Total Head : 62.2m (204ft)Speed (rpm) BB1: 1050　

　 BB2,3,4: 716Prime Mover BB1: 932.5kW (1250HP)

　 BB2,3,4: 2536.4kW (3400HP)Induction motor with VFD

Year of Supply : 2007(Under construction)Service : Water supplyFeature: Rotational speed control by VFD

String Test at the Shop


Boiler Feed Pump for Thermal Power Plant9．

Impeller

Shaft

Shaft Seal

Balance Drum

Stage Casing

Configuration

Completed Units at Factory Cusomer :Zouxian Power Plant Phase IV(China) 2 x 1000 MW

Year of supply : 2006No. of sets : 4

Type : Horizontal, Barrel casing, Multistage, Turbine pump

Bore : 400×450 mm No. of stages : 5Flow : 1592.4 t/h (50%Q) Total head : 31.25 MPa Speed : 5203 rpmPrime mover : 19000 kW , ST


Circulating Water Pump for Power Station9．

Control Rod

Vane

Customer : 600MW Thermal Power Station, Japan Bore : 2,200mm (88in) Type : Adjustable Blade, Vertical shaft, Mixed-flow pumpDischarge Capacity 　 : 28.3m3/s (458cfs)Total Head : 23m (75.5ft)Speed (rpm) : 273Prime Mover : 3,950kW (5,295HP) Induction motorYear of Supply : 2004Service : Sea Water IntakeFeatures: Hydraulic Actuator for Adjustable Blade


Circulating Water Pump for Power Station9．

Customer : Wangqu Power Plant Phase I 2 x 600 MW

Year of supply : 2005No. of sets : 4Type : Vertical, Pull-out

Mixed pumpBore : 2200 mm No. of stages : 1Flow : 9.25m3/sTotal Head : 25m Speed : 375rpmPrime mover : 2850 kW, IM

Pull-out part

Casing

PUMP

Motor Floor


PROTOTYPE TEST FACILITY10．

Capacity・Up to 28m3/s (639mgd)

Discharge bore・Up to 3,200mm (126in)

Flow measuring device・Weir3 sets - 5m (196in) Full width2 sets - 3m (118in) Full width2 sets - 2m ( 78in) Full width

(kW/HP)

/ 2,949

/ 4,558

/ 2,949

/ 402

/ 201

10,000 / 13,405


Pumps for China in Good Shape11．

For 1000MW Chinese Thermal Power Plants6 large-scale Boiler Feed Pumps to be shipped in June, 20064 large-scale Circulating Water Pumps to be shipped in April, 20074 large-scale Circulating Water Pumps to be shipped in May, 2008

Boiler Feed Pumps for Zouxian Power Plant19000kW 4sets, 12400kW 2 sets

<Zouxian Power Plant>The very first 1000MW thermal power plant in China

Hitachi Pump（Wuxi）started manufacturing large scale pumps in July,2006

New factory

Hitachi Pump(Wuxi) in China

HITACHI PUMPS 2008 - VHPC Pump Presentation...Type : Vertical shaft, Single suction, Turbine pump...

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Transcript of HITACHI PUMPS 2008 - VHPC Pump Presentation...Type : Vertical shaft, Single suction, Turbine pump...