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Table T1. Acronyms and units used for wireline logging tools.

Tool
Output
Tool name/Data point description
Unit
VDN
VISION Density Neutron

TNPH Thermal neutron porosity %

IDRO Image derived density g/cm3

RHOB (L,R,U,B) Bulk density (left, right, up, bottom) g/cm3

IDDR Image derived density correction g/cm3

DRHO (L,R,U,B) Bulk density correction (left, right, up, bottom) g/cm3

DCAV Density caliper inch

IDPE Image-derived photoelectric factor —

PE (L,R,U,B) Photoelectric factor (left, right, up, bottom) —
PowerPulse
PowerPulse

DTOR_RT Real-time downhole torque kft·lb

DWOB_RT Real-time downhole weight on bit klbf

VIBTOR_RT Real-time downhole torque ft/lb

TRPM_RT Real-time powerpulse turbine rpm rpm

SHKPK_RT Real-time powerpulse peak shock G

SHKRSK_RT Real-time powerpulse shock risk —

STICK_RT Real-time powerpulse peak to peak collar RPM Variation rpm

CRPM_RT Real-time powerpulse collar RPM rpm
ARC
Array Resistivity Compensated

GR_ARC_UNC ARC uncorrected gamma ray gAPI

PxxB ARC blended phase resistivity xx inches m

AxxB ARC blended attenuation resistivity xx inches m

PxxH ARC phase resistivity xx inches at 2 MHz m

AxxH ARC attenuation resistivity xx inches at 2 MHz m

PxxL ARC phase resistivity xx inches at 400 kHz m

AxxL ARC attenuation resistivity xx inches at 400 kHz m

APRS ARC annulus pressure psi

ATMP ARC annulus temperature °C

ECD_ARC ARC equivalent circulating density ppg
GVR
GeoVISION Resistivity

GR_RAB GVR gamma ray gAPI

RES_BS GVR shallow button resistivity m

RES_BM GVR medium button resistivity m

RES_BD GVR deep button resistivity m

RES_RING GVR ring resistivity m

RES_BIT GVR bit resistivity m

RPM_RAB GVR rotational speed rpm

AAI GVR angular acceleration indicator —

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