Schlumberger

Mnemonics, Tools, CFRT-CB


CodeCFRT-CB
TechnologyResistivity
DisciplinePetrophysics
MethodWIRELINE
DescriptionCased-hole Formation Resistivity - C

Related channels
ChannelDescription
ACYC Number of Acquisition Cycles for Casing, Top and Bottom Step
BOT_DIFV_MOD Bottom Step Differential Voltage Complex Module
BOT_DIFV_PH Bottom Step Differential Voltage Complex Phase
BOT_IMON_MOD Bottom Step Monitoring Current Complex Module
BOT_IMON_PH Bottom Step Monitoring Current Complex Phase
BOT_ITOT_MOD Bottom Step Total Injected Current Complex Module
BOT_ITOT_PH Bottom Step Total Injected Current Complex Phase
BOT_LCSV_MOD Bottom Step Lower Casing Segment Voltage Complex Module
BOT_LCSV_PH Bottom Step Lower Casing Segment Voltage Complex Phase
BOT_UCSV_MOD Bottom Step Upper Casing Segment Voltage Complex Module
BOT_UCSV_PH Bottom Step Upper Casing Segment Voltage Complex Phase
CAS_DIFV_MOD Casing Step Differential Voltage Complex Module
CAS_DIFV_PH Casing Step Differential Voltage Complex Phase
CAS_ITOT_MOD Casing Step Total Injected Current Complex Module
CAS_ITOT_PH Casing Step Total Injected Current Complex Phase
CAS_LCSV_MOD Casing Step Lower Casing Segment Voltage Complex Module
CAS_LCSV_PH Casing Step Lower Casing Segment Voltage Complex Phase
CAS_UCSV_MOD Casing Step Upper Casing Segment Voltage Complex Module
CAS_UCSV_PH Casing Step Upper Casing Segment Voltage Complex Phase
CAS_VINJ_MOD Casing Step Injection Voltage Complex Module
CAS_VINJ_PH Casing Step Injection Voltage Complex Phase
CBLO Casing Bottom Logger
CFTE Cartridge Temperature
CSIZ Current Casing Size
CSRE Casing Segment Resistance Derived from UCSR and LCSR
CSRE_DEPTHLOG Depth Interpolated CSRE
CTLO Casing Top Logger
EFR Excitation Frequency
ELECTRODE_IDENTIFIER Identifier of Used Tool Electrode
IFOR_BOT Measured Formation Current from Bottom Step
IFOR_TOP Measured Formation Current from Top Step
IOFF_BOT Formation Current Offset for Bottom Step
IOFF_TOP Formation Current Offset for Top Step
KFAC_CFRT CFRT Resistivities Multiplication Factor for Measured Voltage Method
KFAC_CFRT_ESTIM CFRT Resistivities Multiplication Factor for Estimated Voltage Method
LCSM Lower Casing Segment Relative Magnetic Permeability
LCSR Lower Casing Segment Resistance
LCST Lower Casing Segment Thickness
LDRDCV Long Distance Resistance from DC Voltage Step
LDRDEP Depth of LDRDCV Measurement
LDRESTIM Long Distance Resistance from Estimated Voltage
LEVELSTATUS_BITMAP Status of the Recorded Level
LOCALTIME_VECTOR Local Time in seconds since 1-jan-1970
P28V +28V Relay Voltage
RTCH Formation Resistivity from CFRT
RTCH_COMPUTE_METHOD Selected Resistivity Compute Method for RTCH
RTCH_DEPTHLOG Depth Interpolated RTCH
RTCH_DEPTHLOG_CIRCLE Circle Position on RTCH_DEPTHLOG Curve
SGMA Casing Conductivity
SPOC Surface Power Supply Current
SPOF Surface Power Supply Frequency
SPOV Surface Power Supply Voltage
STEPNUM_VECTOR Measurement Step Number
TBOX Test Box Voltage
TOP_DIFV_MOD Top Step Differential Voltage Complex Module
TOP_DIFV_PH Top Step Differential Voltage Complex Phase
TOP_IMON_MOD Top Step Monitoring Current Complex Module
TOP_IMON_PH Top Step Monitoring Current Complex Phase
TOP_ITOT_MOD Top Step Total Injected Current Complex Module
TOP_ITOT_PH Top Step Total Injected Current Complex Phase
TOP_LCSV_MOD Top Step Lower Casing Segment Voltage Complex Module
TOP_LCSV_PH Top Step Lower Casing Segment Voltage Complex Phase
TOP_UCSV_MOD Top Step Upper Casing Segment Voltage Complex Module
TOP_UCSV_PH Top Step Upper Casing Segment Voltage Complex Phase
UCSM Upper Casing Segment Relative Magnetic Permeability
UCSR Upper Casing Segment Resistance
UCST Upper Casing Segment Thickness
ZINJ Casing Step Injection Impedance Complex Module

Related parameters
ParameterDescription
ACYC Acquisition Sine Wave Cycles
ATTENDED_MODE Attended Mode
CALL_POWER_CONNECT Call Module Power Connect to Bypass EFPS on CFPS connection
CFRM01 CFRM-D W2356 to CFPS Connect Bit
CFRM02 CFRM-D Fish Connect Bit
CFRM03 CFRM-D Safety Off Bit
CFRM04 CFRM-D Allow Dc Bit
CFRMCMD Number of Allowed Bad CFRM Status readings before Command resending
CFRMCMDMAX Maximum Number of CFRM Commands to resend on Bad CFRM Status readings
CFRMOBSER Number of Allowed Bad CFRM Status readings before Step Abort
CFRT_INVISIBLE Dummy Invisible Parameter
CHANNELSHIFT Channel Shift Behavior
COMPU_INVERT_BOT Invert Sign on Bot Step Formation Current
COMPUTE_SUPERPOS Compute Superposition Step from Top and Bot
CREN Current Return Path
CURVETYPE Curve Type to be Displayed
DCI1 DcVolt Step Positive Current
DCI2 DcVolt Step Negative Current
DCV1 DcVolt Step Positive SP Voltage
DCV2 DcVolt Step Negative SP Voltage
DCVEUCF DcVolt Step SP Engineering Unit Conversion Factor
DCVOLT_SAMPLES Sample Number in the DCVoltage Step
DISPLAY_SUPERPOS_BOT Display Resistivities from Superposition with Bottom
DISPLAY_SUPERPOS_TOP Display Resistivities from Superposition with Top
DRIFTCORR Top and Bot Step Power Supply Drift Compensation Origin
EFR Excitation Frequency
EUCFACTYPE Eucfacs to be used
FIRSTLEVELINDEX First Level Index
INTERVAL Command Repeat Interval
ITOT_SURFACE Total Injected Current Measured by Surface Power Supply
KFAC_CFRT CFRT Resistivities Multiplication Factor
KFAC_CFRT_ESTIM CFRT Resistivities Multiplication Factor for Estimated Voltage Method
LASTLEVELINDEX Last Level Index
LDRDCV Long Distance Resistance Measured in DcVolt Step
LDRESTIM_ABC Long Distance Resistance in Estimated Method for ABC triplet
LDRESTIM_BCD Long Distance Resistance in Estimated Method for BCD triplet
MAX_UH_ACAUX Maximum Tolerated UH ACAUX Voltage when connecting external power
MAX_VINJ Maximum Downhole Current Source Voltage Threshold
MAX_ZINJ Maximum Casing Injection Impedance Threshold
MIN_ITOT Minimum Valid Total Injection Current Amplitude
MIN_ZINJ Minimum Casing Injection Impedance Threshold
MSDE Msf destination for Acq
PHASECORBOT Bottom Step Phase Compensation Origin
PHASECORR Top Step Phase Compensation Origin
PLIN CFRT Data Pseudolog Sampling Rate
PLO1 Depth Offset Plot Curve REF1
PLO2 Depth Offset Plot Curve REF2
PLO3 Depth Offset Plot Curve REF3
PLTA PDS File Tail Lenght Above and Below CFRT Data Points
REF_DEPTH_UNIT Reference Curve File Depth Units
REF1_DEPTH_COL ASCII File Column For REF1 Depth Value
REF1_RESIS_COL ASCII File Column For REF1 Resistivity Value
REF2_DEPTH_COL ASCII File Column For REF2 Depth Value
REF2_RESIS_COL ASCII File Column For REF2 Resistivity Value
REF3_DEPTH_COL ASCII File Column For REF3 Depth Value
REF3_RESIS_COL ASCII File Column For REF3 Resistivity Value
REPEAT Number of Times to Repeat the Command
RTCH_COMPUTE_METHOD CFRT Resistivity Computation Method
SNUM Sequence Number
SPMM Special Power Measurement Method
SPSL Surface Power Slew Rate For Frequencies Below 30 Hz
SPSM Surface Power Slew Rate For Frequencies Above 30 Hz
SPTO Surface Power Voltage Tolerance
TBOX Display Test Box Computation
TIMEZONE Difference Between Localtime and UTC
VINJ_INVERT_F2PHASE Add 180 degrees to Freq2 Vinj Phase


Return to Curve Mnemonic Dictionary