INTEGRATED OCEAN DRILLING PROGRAM - CDEX EXPEDITIONS

 

 

 

ACRONYMS USED FOR LWD SCHLUMBERGER TOOLS

 

ADN

adnVision

ARC

arcVision

GVR

geoVision

MWD

Measurement While Drilling-Power Pulse

SONIC

sonicVision

SVWD

seismicVision While Drilling

 

ACRONYMS USED FOR LWD SPERRY-HALLIBURTON TOOLS

 

AFR

Azimuthal Focused Resistivity

AGR

Azimuthal Gamma Ray

DGR

Dual Gamma Ray

EWR-P4

Electromagnetic Wave Resistivity Tool-Phase 4

EWR-M5

Electromagnetic Integrated Resistivity-5 Spacings

PWD

Pressure-While-Drilling Service

XBAT

Azimuthal Sonic and Ultrasonic LWD Service

 

 

ACRONYMS USED FOR WIRELINE SCHLUMBERGER TOOLS

 

CCL

Casing Collar Locator

CMR

Combinable Magnetic Resonance Tool

EDTC

Enhanced Digital Telemetry Cartridge

EMS

Environment Measurement Sonde

FMI

Fullbore Formation MicroImager

GPIT

General Purpose Inclinometry Tool

HGNS

Highly Integrated Gamma Ray-Neutron Sonde

HNGS

Hostile Environment Gamma Ray Sonde

HRLA

High Resolution Laterolog Array Tool

MAST

Multimode Array Sonic Service Tool (MAXS-MAPC)

MCFL

Micro Cylindrically Focused Log

MDT

Modular Formation Dynamic Tester

PPC

Power Positioning Device and Caliper Tool

TLD

Three Detector Lithology Density Tool

VSI

Versatile Seismic Imager

DEPTH SCALE TERMINOLOGY

 

 

DRILLING DEPTH SCALE

DRF

Drilling depth below rig floor (m DRF)
DSF Drilling depth below sea floor (m DSF)
   
  WIRELINE LOGGING DEPTH SCALE

WRF

Wireline log depth below rig floor (m WRF)

WSF

Wireline log depth below sea floor (m WSF)

WMSF

Wireline log matched depth below sea floor (m WMSF)

WSSF

Wireline log speed-corrected depth below sea floor (m WSSF)
   
  LOGGING WHILE DRILLING DEPTH SCALE
LRF LWD depth below rig floor (m LRF)

LSF

LWD depth below sea floor (m LSF)
   
  CORE DEPTH SCALE

CSF

Core depth below rig floor (m CSF)

CCSF

Core composite depth below sea floor (m CCSF)
   
  MUD DEPTH SCALE
MSL Mud depth below sea level (m MSL)
   
  SEISMIC DEPTH SCALE

SSF

Seismic depth scale (m SSF)

 

 

 

 

 

ACRONYMS AND UNITS USED FOR LWD/MWD SCHLUMBERGER LOGS

 

 

ADIA

ADN Average Hole Diameter (in)

A16B

ARC Attenuation Resistivity Blended, 16 in. (ohmm)

A22B

ARC Attenuation Resistivity Blended, 22 in. (ohmm)

A28B

ARC Attenuation Resistivity Blended, 28 in. (ohmm)

A34B

ARC Attenuation Resistivity Blended, 34 in. (ohmm)

A40B

ARC Attenuation Resistivity Blended, 40 in. (ohmm)

A16H

ARC Attenuation Resistivity, 2 MHz, 16 in. (ohmm)

A22H

ARC Attenuation Resistivity, 2 MHz, 22 in. (ohmm)

A28H

ARC Attenuation Resistivity, 2 MHz, 28 in. (ohmm)

A34H

ARC Attenuation Resistivity, 2 MHz, 34 in. (ohmm)

A40H

ARC Attenuation Resistivity, 2 MHz, 40 in. (ohmm)

A16L

ARC Attenuation Resistivity, 400 KHz, 16 in. (ohmm)

A22L

ARC Attenuation Resistivity, 400 KHz, 22 in. (ohmm)

A28L

ARC Attenuation Resistivity, 400 KHz, 28 in. (ohmm)

A34L

ARC Attenuation Resistivity, 400 KHz, 34 in. (ohmm)

A40L

ARC Attenuation Resistivity, 400 KHz, 40 in. (ohmm)

AGTM

ARC Gamma Ray Time After Bit (s)

APRS

ARC Real Time Annular Pressure (psi)

ARTM

ARC Resistivity Time After Bit (s)

ATMP

ARC Annular Temperature (degC)

B1TM

GVR Shallow Resistivity Time after Bit (s)

B2TM

GVR Medium Resistivity Time after Bit (s)

B3TM

GVR Deep Resistivity Time after Bit (s)

BDAV

GVR Deep Resistivity Average (ohmm)

BMAV

GVR Medium Resistivity Average (ohmm)

BSAV

GVR Shallow Resistivity Average (ohmm)

CC15

ADN Ultrasonic Borehole Centered Caliper Along Axis 1 and 5 (in)

CC26

ADN Ultrasonic Borehole Centered Caliper Along Axis 2 and 6 (in)

CC37

ADN Ultrasonic Borehole Centered Caliper Along Axis 3 and 7 (in)

CC48

ADN Ultrasonic Borehole Centered Caliper Along Axis 4 and 8 (in)

DCAV

Caliper, Averaged (in)

DRHO

ADN Bulk Density Correction (g/cm3)

DTCO

SONIC Compressional Delta Time, computed downhole (microsec/ft)

ECD

ARC Real Time Equivalent Circulating Density (lb/gal)

GR

ARC/GVR Gamma Ray (API Units)

IDDR

ADN Image-Derived Density Correction (g/cm3).

IDPE

ADN Image-Derived Photoelectric Effect (barns/e-)

IDRO

ADN Image-Derived Bulk Density (g/cm3)

P16B

ARC Phase Shift Resistivity Blended, 16 in. (ohmm)

P22B

ARC Phase Shift Resistivity Blended, 22 in. (ohmm)

P28B

ARC Phase Shift Resistivity Blended, 28 in. (ohmm)

P34B

ARC Phase Shift Resistivity Blended, 34 in. (ohmm)

P40B

ARC Phase Shift Resistivity Blended, 40 in. (ohmm)

P16H

ARC Phase Shift Resistivity, 2 MHz, 16 in (ohmm)

P22H

ARC Phase Shift Resistivity, 2 MHz, 22 in (ohmm)

P28H

ARC Phase Shift Resistivity, 2 MHz, 28 in (ohmm)

P34H

ARC Phase Shift Resistivity, 2 MHz, 34 in (ohmm)

P40H

ARC Phase Shift Resistivity, 2 MHz, 40 in (ohmm)

P16L

ARC Phase Shift Resistivity, 400 KHz, 16 in (ohmm)

P22L

ARC Phase Shift Resistivity, 400 KHz, 22 in (ohmm)

P28L

ARC Phase Shift Resistivity, 400 KHz, 28 in (ohmm)

P34L

ARC Phase Shift Resistivity, 400 KHz, 34 in (ohmm)

P40L

ARC Phase Shift Resistivity, 400 KHz, 40 in (ohmm)

PEF

ADN Photoelectric Effect (barns/e-)

RBIT

GVR Bit Resistivity (ohmm)

RBTM

GVR Resistivity Time After Bit (s)

RING

GVR Ring Resistivity (ohmm)

RHOB

ADN Bulk Density (g/cm3)

ROP5

Rate of Penetration, average over last 5 ft (m/hr)

ROP5

Rate of Penetration, average over last 5 ft (m/hr) , Recorded Mode

RPM

Tool Rotation Speed (rpm)

RTIM

GVR Ring Resistivity Time after Bit (hr)

TAB_DEN

ARC Density Time after Bit (s)

TAB_NEU

ARC Neutron Time after Bit (s)

TNPH

ARC Thermal Neutron Porosity (%)

VCO

Compressional Velocity (computed from DTCO; km/s)

 

 

ACRONYMS AND UNITS USED FOR LWD/MWD HALLIBURTON LOGS

 

 

ABR

AFR Resistivity at-the-bit (ohmm)

AFRDC

AFR Deep Resistivity, Borehole Corrected (ohmm)

AFRSC

AFR Shallow Resistivity, Borehole Corrected (ohmm) (ohmm)

AFXT

AFR Formation Exposure Time (s)

AGRCC

AGR Combined Gamma Ray, Borehole Corrected (API units)

AGTEMP

AGR Temperature (degC)

AGXT

AGR Formation Exposure Time (s)

DGRCC

DGR Combined Gamma Ray, Borehole Corrected (API units)

EWTEMP

EWR-P4 Temperature (degC)

M5TEMP

EWR-M5 Temperature (degC)

M5XT

EWR-M5 Formation Exposure Time (s)

PWEA

PWD Annular Ellipse Mud Weight (lb/gal)

PWPA

PWD Annular Pressure (psi)

ROPA

Average Rate of Penetration (m/hr)

R09AC

EWR-P4 Attenuation Resistivity, 9 in., Borehole Corrected (ohmm)

R15AC

EWR-P4 Attenuation Resistivity, 15 in., Borehole Corrected (ohmm)

R27AC

EWR-P4 Attenuation Resistivity, 27 in., Borehole Corrected (ohmm)

R39AC

EWR-P4 Attenuation Resistivity, 39 in., Borehole Corrected (ohmm)

R09PC

EWR-P4 Phase Resistivity, 9 in., Borehole Corrected (ohmm)

R15PC

EWR-P4 Phase Resistivity, 15 in., Borehole Corrected (ohmm)

R27PC

EWR-P4 Phase Resistivity, 27 in., Borehole Corrected (ohmm)

R39PC

EWR-P4 Phase Resistivity, 39 in., Borehole Corrected (ohmm)

RH16AC

EWR-M5 Attenuation Resistivity, 2 MHz, 16 in., Borehole Corrected (ohmm)

RH24AC

EWR-M5 Attenuation Resistivity, 2 MHz, 24 in., Borehole Corrected (ohmm)

RH32AC

EWR-M5 Attenuation Resistivity, 2 MHz, 32 in., Borehole Corrected (ohmm)

RH40AC

EWR-M5 Attenuation Resistivity, 2 MHz, 40 in., Borehole Corrected (ohmm)

RH48AC

EWR-M5 Attenuation Resistivity, 2 MHz, 48 in., Borehole Corrected (ohmm)

RH16PC

EWR-M5 Phase Shift Resistivity, 2 MHz, 16 in., Borehole Corrected (ohmm)

RH24PC

EWR-M5 Phase Shift Resistivity, 2 MHz, 24 in., Borehole Corrected (ohmm)

RH32PC

EWR-M5 Phase Shift Resistivity, 2 MHz, 32 in., Borehole Corrected (ohmm)

RH40PC

EWR-M5 Phase Shift Resistivity, 2 MHz, 40 in., Borehole Corrected (ohmm)

RH48PC

EWR-M5 Phase Shift Resistivity, 2 MHz, 48 in., Borehole Corrected (ohmm)

VELP

Compressional Velocity (computed from XBCS; km/s)

VELS

Shear Velocity (computed from XRSS; km/s)

XBCS

XBAT Compressional Slowness (microsec/ft)

XBEDA

XCAL Ellipse Average Diameter (in)

XBEDN

XCAL Minimum Ellipse Diameter (in)

XBEDX

XCAL Maximum Ellipse Diameter (in)

XRSS

XBAT Shear Slowness (microsec/ft)

 

 

ACRONYMS AND UNITS USED FOR WIRELINE SCHLUMBERGER LOGS

 

 

AX

GPIT Acceleration X Axis (ft/s2)

AY

GPIT Acceleration Y Axis (ft/s2)

AZ

GPIT Acceleration Z Axis (ft/s2)

AZIM

GPIT Constant Azimuth for Deviation Correction (deg)

C1

FMI Caliper 1 (in)

C2

FMI Caliper 2 (in)

CFTC

HGNS Far Thermal Count Rate (cps)

CMFF

CMR Free Fluid (%)

CMRP_3MS

CMR Porosity with T2 Vlaue > 3 ms (%)

CNTC

HGNS Near Thermal Count Rate (cps)

CS

Cable Speed (m/hr)

DEVI

Hole Deviation (degrees)

DF

Drilling Force (lbf)

DSOZ

TLD Standoff (in)

ECGR

EDTC Environmentally Corrected Gamma Ray (API units)

EHGR

EDTC Environmentally Corrected High Resolution Gamma Ray (API units)

ETIM

Elapsed Time (sec)

FINC

GPIT Magnetic Field Inclination (degrees)

FNOR

GPIT Magnetic Field Total Moment (oersted)

FX

GPIT Magnetic Field on X Axis (oersted)

FY

GPIT Magnetic Field on Y Axis (oersted)

FZ

GPIT Magnetic Field on Z Axis (oersted)

GR

EDTC Gamma Ray (API units)

HAZI

GPIT Hole Azimuth (degrees)

HBHK

HNGS Borehole Potassium (%)

HCAL

TLD Caliper Calibrated (in)

HCGR

HNGS Computed Gamma Ray (API units)

HD1

EMS Hole Diameter 1 (in)

HD2

EMS Hole Diameter 2 (in)

HD3

EMS Hole Diameter 3 (in)

HDRA

TLD Spine and Ribs Density Correction (g/cm3)

HCFT

HGNS High Res. Far Detector Counts (cps)

HCNT

HGNS High Res. Near Detector Counts (cps)

HFK

HNGS Formation Potassium (%)

HNPO

HGNS High Res. Enhanced Thetrmal Neutron Porosity (%)

HPRA

TLD Formation Photoelectric Factor Correction (barns/e-)

HGR

EDTC High Resolution Gamma Ray (API units)

HSGR

HNGS Standard (total) Gamma Ray (API units)

HTHO

HNGS Thorium (ppm)

HTNP

HGNS High Res. Thetrmal Neutron Porosity (Ratio Method; %)

HURA

HNGS Uranium (ppm)

KSDR

CMR SDR Peremability (mD)

KTIM

CMR Permeability (mD)

NPOR

HGNS Enhanced Thetrmal Neutron Porosity (%)

P1AZ

GPIT Pad 1 Azimuth (degrees)

PEFZ

TLD Formation Photoelectric Factor (barns/e-)

RB

FMI Pad 1 Relative Bearing (degrees)

RHOZ

TLD Formation Density (g/cm3)

RLA1

HRLA Apparent Resistivity from Computed Focusing Mode 1 (ohmm)

RLA2

HRLA Apparent Resistivity from Computed Focusing Mode 2 (ohmm)

RLA3

HRLA Apparent Resistivity from Computed Focusing Mode 3 (ohmm)

RLA4

HRLA Apparent Resistivity from Computed Focusing Mode 4 (ohmm)

RLA5

HRLA Apparent Resistivity from Computed Focusing Mode 5 (ohmm)

RM_HRLT

HRLA Computed Mud Resistivity (ohmm)

RT_HRLT

HRLA True Formation Resistivity (ohmm)

TCMR

CMR Porosity (%)

TENS

Tension (lb)

TNPH

HGNS Thetrmal Neutron Porosity (Ratio Method; %)

TNRA

HGNS Thermal Neutron Ratio

TNPH

HGNS Thetrmal Neutron Porosity (Ratio Method; %)

TNRA

HGNS Thermal Neutron Ratio

T2LM

CMR Logarithmic Mean (ms)

VELP

Compressional Velocity (rocessed from SonicScanner waveforms; km/s)

VELS

Shear Velocity (computed from SonicScanner waveforms; km/s)

VLST

Stoneley Velocity (computed from SonicScanner waveforms; km/s)