1. LWD Measurement Services Overview

7/29/2019 1. LWD Measurement Services Overview

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LWD Measurement Services Overview

LWD New Technology Seminar

Dubai

Nihal WijeyesekeraFormation Evaluation Business Development Manager

Middle East & Asia


2/46

Evolution of LWD in the Open Hole

Formation Evaluation Market

-

50,000

100,000

150,000

200,000

250,000

300,000

350,000

1994 1995 1996 1997 1998 1999 2000 2001 2002

(k)U

SD

0.0%

5.0%

10.0%

15.0%

20.0%

25.0%

30.0%

LWD Rev % of OH FE Linear (% of OH FE)


3/46

Limited Data Resolution

Limited Curves

Conventional

LWD Data

Limited Information

to GeoSteer and

Interpret theFormation


4/46

Excellent Data Resolution

More Curves

Azimuthal Measurements

Formation ImagesX500

X600

VISION LWD

Advanced Well

Placement Options

Full Formation

Evaluation While

Drilling


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A View on Wireline vs. LWD

Segment A

High rig cost

High drilling risk

High well placementrisk

or

or

Segment B

Low rig cost

Low drilling risk

Low well placementrisk

and

and

Strong LWD Value

WL Participation

WL Preference

Limited LWD Value


6/46

LWD Value Pyramid

POROSITY & SATURATION

PRODUCIBILITY &PERMEABILITY

LWD MEASUREMENT SUITE

Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True

FormationResistivity

ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V

AzimuthalDensity Neutron (ADN)

ICAL


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LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

Core Services


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LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

Answer Products


9/46

LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

Core FormationMeasurements


10/46

LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

AdditionalMeasurements


11/46

LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

NMR


12/46

LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

Acoustics


13/46

LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

Advanced FormationEvaluation


14/46

LWD Value Pyramid




Increasing

VALU

E

Density& PE

MRPermFluids

NEUTRON

Sonic

HoleSha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mobility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

V

isuali

zati

on

ISOV V


ICAL

REAL-TIMEDECISIONS!


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VISION LWD Services Overview


16/46

2 MHz / 400 KHz Propagation Tools


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VISION Resistivity (ARC) Phase Shift andAttenuation measurements Simultaneous acquisition

2-MHz and 400-kHz frequencies

Borehole compensation

Multiple depths of investigation


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Depths of InvestigationVISION Resistivity

VISION Resistivity


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VISION ResistivityEnvironmental Effects


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Invasion Profiling

Multiple Depths of Investigation allow software inversion

to evaluate True Resistivity and invasion diameter

VISION Resistivity


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VISION ResistivityEnvironmental Effects

Formation Effects


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Geometry Effects


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What makes those curves separate?

Invasion

Geometry effects

Anisotropy

Polarization horns

etc

VISION R i i i A li i


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VISION Resistivity Applications

Rt determination

Invasion Analysis

Detailed Formation Evaluation

Wellbore Stability

Geosteering decisions


25/46



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5 individual resistivity measurements Bit resistivity - the bit used as a measure electrode Ring resistivity - a cylindrical electrode provides afocused lateral resistivity Button resistivity - azimuthally focused electrodesprovide 3 depths of investigation Azimuthal gamma ray for steering

GVR - GeoVision Resistivity

A Laterolog (current emitting)

LWD resistivity tool

GeoVision Resistivity Geosteering application


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GeoVision Resistivity Geosteering application

STEERDOWN


28/46

Lower Transmitter/MonitorButton Electrodes

Upper Transmitter Ring Electrode Azimuthal Gamma Ray

SHALLOW

BUTTON

MEDIUM

BUTTON

DEEP

BUTTON

GeoVISION Resistivity Tool


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GVR Applications

LWD laterolog resistivity for WBM

4 Depths of investigation for FE

Images for facies and structural analysis

Azimuthal resistivity for FE

Bit resistivity steering and geostopping

Azimuthal GR and resistivity for geosteering

P ti th G d d th B d


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Propagation - the Good and the Bad

9 Relatively deep depth of investigation

9Will work in non-conductive bore holes

9Multiple Phase and Attenuation measurements

8 Relatively poor vertical resolution8 Non-directional measurement

8 Strongly affected by high-angle effects

L t l th G d d th B d


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Laterolog - the Good and the Bad

9 Excellent vertical resolution

9 Can produce images for structure analysis

9Azimuthal measurement

9Measure point can be very close to (at) the bit

9 Very little high-angle effects

8 Will not work in non-conductive bore holes

8 Relatively shallow depth of investigation


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VISION Densit Ne tron Ser ice


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VISION Density Neutron ServiceVISION Azimuthal Density Neutron Slick or Stabilized Options

Why Azimuthal Measurements?


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Why Azimuthal Measurements?

Resolve formation Heterogeneity(stabilized tool)

Improved accuracy for both slick andstabilized tools

Washouts Invasion

Generate Borehole images

Pick the data you want!

**

Efficient Source and Data Retrieval


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Can be run Slick

Retrievable sources forReduced environmental risk

Safe fishing operations

Ease of abandonment

Radiation exposureminimized

Rig crew can operate on rigfloor without exposure toradiation

Safe People: Happy Drillers:

Happy Geoscientists: No loss of data

Efficient Source and Data Retrieval


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VISION ADN li ti


37/46

VISION ADN - applications

Petrophysical

Density / neutron

Time lapse invasion

Geological

Images, dips

Fault and facies analysis

Structural modelling

Real time geosteering

Drillers

Hole size and shape - volumes

Wellbore stability

VISION LWD S i O i


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MWD T l t S t


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MWD Telemetry SystemsA hydraulic poppetvalve momentarily

restricts the flow of

mud to generate an

increase in pressure

Controlled valve vents

mud briefly to the

annulus, decreasing

the pressure

Rotary valve (siren)

restricts the mudflow to create a

modulating positive

pressure wave

VISION Telemetry


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VISION Telemetry

Flexible data frame format

New standard for data rate

Two-way communication saves trips World record transmission depth 38,400 ft


42/46

LWD Value Pyramid


43/46


PRODUCIBILITY &

PERMEABILITY


Increasing

VALU

E

Density

& PE

MRPermFluidsNEUTRON

Sonic

Hole

Sha

pe

DECISIONS

e.g. Well Placement

Reservoir Value

ARC

RAB

/G

VR

IDDMagnetic

ResonanceIP

Formation

Pressure

FPWD

ISONIC

SVWD

Mob

ility

Seism

ic

ProVISION

True


ARCW

izard

Num

erou

sTo

ols

Imagin

g&

Vis

uali

zati

on

ISOV V


ICAL

Core Services

VISION MWD


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VISION MWD

VISION -MWD

6-axis Direction & Inclination:

With magnetic interference correction

Continuous Surveys

(Rotating and sliding)

Two-way communication saves trips

Highest real-time data update rate

Flexible data frame format

DownholeTurbine &

Modulator

VISION / GeoVISION Resistivity


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VISION / GeoVISION Resistivity

GeoVISION Resistivity High resolution laterolog

Azimuthal GR & Resistivity

Resistivity images

Bit resistivity

VISION Resistivity

2 MHz/400 kHz frequencies provide up to

20 depths of investigation

Borehole Compensated Resistivity

Real-Time

Dips &

FormationImages

VISION Porosity Measurements


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VISION Porosity Measurements

Porosity and Lithology

Azimuthal Density, Pe and Ultrasonic

Density and Pe images

3D Borehole Caliper Images

Neutron porosity

Azimuthal gamma ray

Real-Time

Dips & Formation

Lamination

1. LWD Measurement Services Overview

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