Schlumberger

Mnemonics, Tools, LDS


CodeLDS
TechnologyNuclear
DisciplinePetrophysics
MethodWIRELINE
DescriptionLitho Density Sonde (for IPLT)

Related channels
ChannelDescription
ACTL Long Spacing Acquisition Time
ACTS Short Spacing Acquisition Time
ALFA Enhanced Resolution Alpha Factor
CSTS_LDS Density Combined Tool Status Word
D1ST_LDS Short Spacing Status
D2ST_LDS Long Spacing Status
DPLS Long Spacing Dead Time Pulse Countrate
DPO Density Porosity
DPOA Density Porosity Activation Correction
DPSS Short Spacing Dead Time Pulse Countrate
DRH Bulk Density Correction
HBDC High Resolution Bulk Density Correction
HCRL High Resolution Long-Spaced Total Countrate
HCRS High Resolution Short-Spaced Total Countrate
HCTL High Resolution Long-Spaced Acquisition Time
HCTS High Resolution Short-Spaced Acquisition Time
HDEB High Resolution Enhanced Resolution Bulk Density
HDPL High Resolution Long-Spaced Dead Time Pulse Countrate
HDPO High Resolution Density Porosity
HDPS High Resolution Short-Spaced Dead Time Pulse Countrate
HDQC High Resolution Density Quality Indicator
HJLS High Resolution Long-Spaced Pile-up Rejection Countrate
HLEF High Resolution Long-Spaced Corrected Photoelectric Factor
HLFA High Resolution Enhanced Resolution Alpha Factor
HLL1 LDS High Resolution Long-Spaced Raw Loop Window 1 Count Rate
HLL2 LDS High Resolution Long-Spaced Raw Loop Window 2 Count Rate
HLL3 LDS High Resolution Long-Spaced Raw Loop Window 3 Count Rate
HLL4 LDS High Resolution Long-Spaced Raw Loop Window 4 Count Rate
HLLL LDS High Resolution Long-Spaced LL Raw Window Count Rate
HLLU LDS High Resolution Long-Spaced LU Raw Window Count Rate
HLS1 LDS High Resolution Short-Spaced SS1 Raw Window Count Rate
HLS2 LDS High Resolution Short-Spaced SS2 Raw Window Count Rate
HLSL LDS High Resolution Long-Spaced LS Raw Window Count Rate
HLSP High Resolution Long-Spaced Spectrum
HLTH LDS High Resolution Long-Spaced LITH Raw Window Count Rate
HNDP High Resolution Enhanced Resolution Density Porosity
HQLS High Resolution Long-Spaced Quality Indicator
HQSS High Resolution Short-Spaced Quality Indicator
HRHL High Resolution Long Spacing Bulk Density
HROM High Resolution Corrected Bulk Density
HRS3 High Resolution Short-Spaced SS2 Bulk Density
HRS4 High Resolution Short-Spaced SS1 Bulk Density
HRSS High Resolution Short-Spaced Pile-up Rejection Countrate
HSSP High Resolution Short-Spaced Spectrum
HULS High Resolution Volumetric Photoelectric Factor
HVML Long Spacing Measured High Voltage
HVMS Short Spacing Measured High Voltage
HVRL High Resolution Long-Spaced Overflow Countrate
HVRS High Resolution Short-Spaced Overflow Countrate
LCAL Density Caliper
LDFF Long Spacing Downhole Form Factor
LDQC Density Quality Indicator
LDTS Tool State
LLL1 LDS Long-Spaced Raw Loop Window 1 Count Rate
LLL2 LDS Long-Spaced Raw Loop Window 2 Count Rate
LLL3 LDS Long-Spaced Raw Loop Window 3 Count Rate
LLL4 LDS Long-Spaced Raw Loop Window 4 Count Rate
LLLL Long Spacing LL Raw Window Count Rate
LLLS Long Spacing LS Raw Window Count Rate
LLLU Long Spacing LU Raw Window Count Rate
LLS1 LDS Short-Spaced SS1 Raw Window Count Rate
LLS2 LDS Short-Spaced SS2 Raw Window Count Rate
LLTH Long Spacing LITH Raw Window Count Rate
LQLS Long-Spaced Quality Indicator
LQSS Short-Spaced Quality Indicator
LSSP Long-Spacing Spectrum
NDPH Enhanced Resolution Density Porosity
NRHB Enhanced Resolution Bulk Density
OVRL Long Spacing Overflow Countrate
OVRS Short Spacing Overflow Countrate
PEAL Long Spacing Photoelectric Factor Activation Correction
PEFL Long Spacing Corrected Photoelectric Factor
PRLS Long Spacing Pile-up Rejection Countrate
PRSS Short Spacing Pile-up Rejection Countrate
PSUL Long-Spaced Pulse Shape Compensation Uphole Loop Status
PSUS Short-Spaced Pulse Shape Compensation Uphole Loop Status
RHL Long-Spaced Bulk Density
RHOA Bulk Density Activation Correction
RHOM Corrected Bulk Density
RHS3 Short-Spaced SS2 Bulk Density
RHS4 Short-Spaced SS1 Bulk Density
RLCA Raw Caliper
SDFF Short Spacing Downhole Form Factor
SHVL Long-Spaced High Voltage Control Loop Status
SHVS Short-Spaced HV Control Loop Status
SSSP Short Spacing Spectrum
TCRL Long Spacing Total Countrate
TCRS Short Spacing Total Countrate
ULDS Volumetric Photoelectric Factor

Related parameters
ParameterDescription
LATC Activation Correction Switch


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