Schlumberger

Mnemonics, Tools, ADN4


CodeADN4
TechnologyNuclear
DisciplinePetrophysics
MethodMWD
DescriptionAzimuthal Density Neutron Tool, 4-3/4 Inch

Related channels
ChannelDescription
ADIM Oriented Bulk Density Image, 0.1 ft, 16-Sector
ADIM_DYN Transformed Bulk Density Image, 0.1 ft, 16-Sector
ADIM_DYN_TOH_RT Transformed Bulk Density Image, 0.1 ft, 16-Sector
ADIM_TOH_RT Oriented Bulk Density Image, 0.1 ft, 16-Sector
ANGA Quadrant Calibration Angle Used
ANGXFLAG Flag for Angle X Disagreement Between Tool Value and Trajectory Value
BNPH Neutron Borehole Invariant Porosity
BNPH_WDP Neutron Borehole Invariant Porosity via WDP
DCAV Density Caliper, Average
DCHO Density Caliper, Horizontal
DCRA Radii Image from Density Caliper, 16-Sector
DCVE Density Caliper, Vertical
DEVI Hole Deviation
DEVI_ADN ADN Hole Deviation from Well Survey
DPHB Density Porosity from ROBB
DPHI Density Porosity
DPNB Density Porosity from NROB
DRHB Bulk Density Correction, Bottom
DRHB_A Bulk Density Correction, Bottom, Computed Downhole
DRHL Bulk Density Correction, Left
DRHO Bulk Density Correction
DRHO_A Bulk Density Correction, Computed Downhole
DRHR Bulk Density Correction, Right
DRHU Bulk Density Correction, Up
DRIM Radii Image from Density Caliper
DROB_A Bulk Density Correction, Bottom, Computed Downhole
DROL_A Bulk Density Correction, Left, Computed Downhole
DROR_A Bulk Density Correction, Right, Computed Downhole
DROU_A Bulk Density Correction, Up, Computed Downhole
DRSC Bulk Density Correction, 16-Sector
DRSI Bulk Density Correction Image, 0.1 ft, 16-Sector
DSAM_WDP Density Samples of This Frame, 0.1 ft, for WDP
DSOB Density Standoff, Bottom Quadrant
DSOL Density Standoff, Left Quadrant
DSOR Density Standoff, Right Quadrant
DSOU Density Standoff, Upper Quadrant
F11R Raw Far Bank 1 Tube 1 Count Rate
F12R Raw Far Bank 1 Tube 2 Count Rate
F21R Raw Far Bank 2 Tube 1 Count Rate
F22R Raw Far Bank 2 Tube 2 Count Rate
FAR Average, Far Total Count Rate
FAR_WDP Average Far Total Count Rate via WDP
FAR1 Neutron Far Tube 1 Average Count Rate
FAR2 Neutron Far Tube 2 Average Count Rate
GHD Borehole Diameter
HAZI Hole Azimuth Relative to True North
HAZI_ADN ADN Hole Azimuth from Well Survey
IBT1 Battery 1 Current
IBT2 Battery 2 Current
IDDP Image Derived Density Tool Path in Sectors
IDDQ Quality Image from Image Derived Density, 16-Sector
IDDR Image Derived Density Correction
IDPE Image Derived Photoelectric Factor
IDQR Image Derived Density Quality Ratio
IDR1 Image Derived Density Fourier Coefficients Ratio 1
IDR2 Image Derived Density Fourier Coefficients Ratio 2
IDRO Image Derived Density
IDU Image Derived Volumetric Photoelectric Factor
LTAZ1 Long Spacing Density Time Spectrum, 16-Sector Waveform
N11R Raw Near Bank 1 Tube 1 Count Rate
N21R Raw Near Bank 2 Tube 1 Count Rate
NCAL Average Neutron Caliper
NCAL_FAR Far Neutron Caliper
NCAL_FAR_WDP Far Neutron Caliper via WDP
NCAL_NEAR Near Neutron Caliper
NCAL_NEAR_WDP Near Neutron Caliper via WDP
NCAL_WDP Average Neutron Caliper via WDP
NEAR Average, Near Total Count Rate
NEAR_WDP Average Near Total Count Rate via WDP
NER1 Neutron Near Tube 1 Average Count Rate
NER2 Neutron Near Tube 2 Average Count Rate
NRHO Bulk Density, Enhanced Vertical Resolution
NROB Bulk Density, Enhanced Vertical Resolution, Bottom
NSAM_WDP Neutron Samples of This Frame, 0.1 ft, for WDP
NTNP Thermal Neutron Porosity, Enhanced Vertical Resolution
NTPU Non-Normalized Near Bank Thermal Neutron Porosity, 0.1 ft
P1AZ Pad 1 Azimuth in Horizontal Plane (0 = True North)
P1NO Pad 1 Azimuth in Plane Orthogonal to Tool Axis (0 = True North)
P1NO_ADN_RT ADN Pad 1 Azimuth in Plane Orthogonal to Tool Axis (0 = True North), Real-Time
PEB Photoelectric Factor, Bottom
PEF Photoelectric Factor
PEL Photoelectric Factor, Left
PER Photoelectric Factor, Right
PERA_A Photoelectric Ratio, Average, Computed Downhole
PERB_A Photoelectric Ratio, Bottom Quadrant, Computed Downhole
PERL_A Photoelectric Ratio, Left Quadrant, Computed Downhole
PERR_A Photoelectric Ratio, Right Quadrant, Computed Downhole
PERU_A Photoelectric Ratio, Up Quadrant, Computed Downhole
PESC Photoelectric Factor, 16-Sector
PESI Photoelectric Factor Image, 0.1 ft, 16-Sector
PEU Photoelectric Factor, Up
PMUD Mud Photoelectric Factor
QIDD Tool Path Quality Reference
QRBB ROBB Quality Reference
RB Relative Bearing
RB_ADN_RT ADN Relative Bearing, Real-Time
RF1B Raw Far Bank 1 Count Rate, Bottom
RF1U Raw Far Bank 1 Count Rate, Up
RF2B Raw Far Bank 2 Count Rate, Bottom
RF2U Raw Far Bank 2 Count Rate, Up
RHOB Bulk Density
RHOB_A Bulk Density, Computed Downhole
RHOL Long Spacing Bulk Density
RHOL_UNC Uncorrected Long Spacing Bulk Density
RHOS Short Spacing Bulk Density
RHOS_UNC Uncorrected Short Spacing Bulk Density
RLSC Long Spacing Bulk Density, 16-Sector
RLSC_UNC Uncorrected Long Spacing Bulk Density, 16-Sector
RLSI Long Spacing Bulk Density Image, 0.1 ft, 16-Sector
RN1B Raw Near Bank 1 Count Rate, Bottom
RN1U Raw Near Bank 1 Count Rate, Up
RN2B Raw Near Bank 2 Count Rate, Bottom
RN2U Raw Near Bank 2 Count Rate, Up
ROBB Bulk Density, Bottom
ROBB_A Bulk Density, Bottom, Computed Downhole
ROBL Bulk Density, Left
ROBL_A Bulk Density, Left, Computed Downhole
ROBR Bulk Density, Right
ROBR_A Bulk Density, Right, Computed Downhole
ROBU Bulk Density, Up
ROBU_A Bulk Density, Up, Computed Downhole
ROLB Long Spacing Bulk Density, Bottom
ROLL Long Spacing Bulk Density, Left
ROLR Long Spacing Bulk Density, Right
ROLU Long Spacing Bulk Density, Up
ROMT Maximum Bulk Density
ROSB Short Spacing Bulk Density, Bottom
ROSC Bulk Density, 16-Sector
ROSI Bulk Density Image, 0.1 ft, 16-Sector
ROSL Short Spacing Bulk Density, Left
ROSR Short Spacing Bulk Density, Right
ROSU Short Spacing Bulk Density, Up
RPM Rotational Speed
RSSC Short Spacing Bulk Density, 16-Sector
RSSC_UNC Uncorrected Short Spacing Bulk Density, 16-Sector
RSSI Short Spacing Bulk Density Image, 0.1 ft, 16-Sector
SAZ1 Raw Short Spacing Window 1 Count Rate, 16-Sector Waveform
SAZ2 Raw Short Spacing Window 3 Count Rate, 16-Sector Waveform
SHK1 Shock Rate, over 50G
SHK2 Shock Rate, over 200G
SHKL Tool Shock Level
SRPM RPM Standard Deviation
STAZ1 Short Spacing Density Time Spectrum, 16-Sector Waveform
STOH Top-of-Hole Sector
TAB_DEN Density Time After Bit
TAB_NEU Neutron Time After Bit
TAZN Neutron Time Spectrum, 8-Sector Waveform
TICKS_DEN_WDP Density Tick Marks for WDP
TICKS_NEU_WDP Neutron Tick Marks for WDP
TNPB Thermal Neutron Porosity, Bottom
TNPB_LIM Thermal Neutron Porosity, Bottom (matrix limestone)
TNPB_SAN Thermal Neutron Porosity, Bottom (matrix sandstone)
TNPB_UNC Uncorrected Thermal Neutron Porosity, Bottom (only hole size correction applied)
TNPB_UNC_LIM Uncorrected Thermal Neutron Porosity, Bottom (hole size correction only, matrix limestone)
TNPB_UNC_SAN Uncorrected Thermal Neutron Porosity, Bottom (hole size correction only, matrix sandstone)
TNPH Thermal Neutron Porosity (Ratio Method) in Selected Lithology
TNPH_LIM_WDP Thermal Neutron Porosity (matrix limestone), via WDP
TNPH_SAN_WDP Thermal Neutron Porosity (matrix sandstone), via WDP
TNPH_U_LIM_WDP Uncorrected Thermal Neutron Porosity (hole size correction only, matrix limestone), via WDP
TNPH_U_SAN_WDP Uncorrected Thermal Neutron Porosity (hole size correction only, matrix sandstone), via WDP
TNPH_UNC Uncorrected Thermal Neutron Porosity (only hole size correction applied)
TNPH_UNC_LIM Uncorrected Thermal Neutron Porosity (hole size correction only, matrix limestone)
TNPH_UNC_SAN Uncorrected Thermal Neutron Porosity (hole size correction only, matrix sandstone)
TNPU Thermal Neutron Porosity, Up
TNPU_LIM Thermal Neutron Porosity, Up (matrix limestone)
TNPU_SAN Thermal Neutron Porosity, Up (matrix sandstone)
TNPU_UNC Uncorrected Thermal Neutron Porosity, Upper (only hole size correction applied)
TNPU_UNC_LIM Uncorrected Thermal Neutron Porosity, Up (hole size correction only, matrix limestone)
TNPU_UNC_SAN Uncorrected Thermal Neutron Porosity, Up (hole size correction only, matrix sandstone)
TNRA Thermal Neutron Ratio
TNRA_UNC Uncorrected Thermal Neutron Ratio (only hole size correction applied)
TNRB Thermal Neutron Ratio, Bottom
TNRU Thermal Neutron Ratio, Up
TSTA Tool Status
TTEM Tool Temperature
U Volumetric Photoelectric Factor
UB Volumetric Photoelectric Factor, Bottom
UL Volumetric Photoelectric Factor, Left
UR Volumetric Photoelectric Factor, Right
USC Volumetric Photoelectric Factor, 16-Sector
USI Volumetric Photoelectric Factor Image, 0.1 ft, 16-Sector
UU Volumetric Photoelectric Factor, Up

Related parameters
ParameterDescription
ALPHA_DEN_OPT Density Enhanced Vertical Resolution Processing Switch
ALPHA_NEU_OPT Neutron Enhanced Vertical Resolution Processing Switch
AUTO_STOH Computation of Top-of-Hole Sector
CLAMP_ON_STAB Clamp-On Stabilizer
EQUIP_CONFIG Equipment Configuration
FPHIM_RM Porosity channel selector for recorded mode
FPHIM_RT Porosity channel selector for real time
FR11_AIR Far Bank 1 Tube 1 Count Rate - Air
FR11_ROD Far Bank 1 Tube 1 Count Rate - Rod
FR12_AIR Far Bank 1 Tube 2 Count Rate - Air
FR12_ROD Far Bank 1 Tube 2 Count Rate - Rod
FR21_AIR Far Bank 2 Tube 1 Count Rate - Air
FR21_ROD Far Bank 2 Tube 1 Count Rate - Rod
FR22_AIR Far Bank 2 Tube 2 Count Rate - Air
FR22_ROD Far Bank 2 Tube 2 Count Rate - Rod
GCSE_RM Generalized Caliper Selection for DnM recorded mode
GCSE_RT Generalized Caliper Selection for DnM real time
GTSM_RM Generalized Temperature Selection for recorded mode, from Measured Temperature
GTSM_RT Generalized Temperature Selection for real time, from Measured Temperature
HVAS_RM Borehole area measurement selector for hole volume computation in recorded mode
HVAS_RT Borehole area measurement selector for hole volume computation in real time
IDQT Image Derived Quality Threshold
IHVS Integrated Hole Volume Start Value
KF11 Far Bank 1 Tube 1 Processing Switch
KF12 Far Bank 1 Tube 2 Processing Switch
KF21 Far Bank 2 Tube 1 Processing Switch
KF22 Far Bank 2 Tube 2 Processing Switch
KN11 Near Bank 1 Tube 1 Processing Switch
KN21 Near Bank 2 Tube 1 Processing Switch
LSW3_AL Long Spacing Window 3 Counte Rate- Aluminum Block
LSW3_BG Long Spacing Window 3 Counte Rate- Background
LSW3_MG Long Spacing Window 3 Counte Rate- Magnesium Block
NEUT_PORO_H2O_FAR Far Neutron Water Porosity
NEUT_PORO_H2O_NEAR Near Neutron Water Porosity
NORM_TYPE Image Normalization Type
NORM_WIN_SIZE Window Size for Dynamic Image Normalization
NR11_AIR Near Bank 1 Tube 1 Count Rate - Air
NR11_ROD Near Bank 1 Tube 1 Count Rate - Rod
NR21_AIR Near Bank 2 Tube 1 Count Rate - Air
NR21_ROD Near Bank 2 Tube 1 Count Rate - Rod
PONY_SUB Pony Sub
RHOL_H2O Long Spacing Water Density
RHOS_H2O Short Spacing Water Density
SSW1_AL Short Spacing Window 1 Counte Rate- Aluminum Block
SSW1_BG Short Spacing Window 1 Counte Rate- Background
SSW1_MG Short Spacing Window 1 Counte Rate- Magnesium Block
SSW3_AL Short Spacing Window 3 Counte Rate- Aluminum Block
SSW3_BG Short Spacing Window 3 Counte Rate- Background
SSW3_MG Short Spacing Window 3 Counte Rate- Magnesium Block
STAT_NORM_MAX Maximum for Static Normalization
STAT_NORM_MIN Minimum for Static Normalization
STOH Top of Hole Sector
TOOL_ANGLEX Value of Angle X Programmed into the Tool


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