For each target AccuX extracts the following reservoir properties from well log and core data:
|
Map Abbreviation |
Description |
|
10*LOGAR CORE PERM |
Logarithm of permeability from core analysis |
|
COAL THICKNESS |
Total thickness for Layers defined by user as “Coal” |
|
CORE PERM |
Average core permeability for layers where Phi_Core > Phi_Cutoff |
|
CORE PERM MAX |
Maximum core permeability for layers where Kmax > 0.01 mD |
|
CORE PHI |
Average open porosity from core analysis |
|
CORE PHI MAX |
Maximum core porosity for layers where Phi_Core > 0.4% |
|
GROSS |
Thickness (isopach) |
|
GR.GAPI MIN |
Minimum Gamma Ray for target zone |
|
HPV |
Hydrocarbon Pore Volume [(1–Sw)*Phi*h] where Ph i> Phi_Cutoff |
|
HPV FOR PAY ONLY |
Hydrocarbon Pore Volume for intervals where Phi > Phi_Cutoff and Hydrocarbon Saturation > Saturation_Cuttoff |
|
INTEGRAL ELECTRIC |
Integral resistivity (can be used as analog of HPV for wells without porosity logs) |
|
LOG PHI |
Average open porosity from log for intervals where Vshale < Vshale_Cutoff |
|
LOG PHI MAX |
Maximum open porosity for target |
|
MEGAFACTOR R1 |
Hydrocarbon Indicator (presence of micro relics for interbedded shales) |
|
MEGAFACTOR R2 |
Hydrocarbon Indicator (presence of the “tight hydrocarbons”) |
|
Min Sw FOR PAY ONLY |
Minimum Sw for intervals where Phi > Phi_Cutoff and Hydrocarbon Saturation > Saturation_Cuttoff |
|
NET PAY |
Total thickness for layers where Phi> Phi_Cutoff and (1-Sw) > Saturation_Cutoff |
|
NET RESISTIVITY |
Average resistivity for intervals where Phi > Phi_Cutoff |
|
NET SAND |
Total thickness for intervals where open porosity Phi > Phi_Cutoff |
|
NON SHALE |
Total thickness for intervals where Vshale < Vshale_Cutoff |
|
NON SHALE/GROSS |
NonShale/Gross Ratio |
|
PHI FOR PAY ONLY |
Average open porosity for intervals where Phi > Phi_Cutoff and Hydrocarbon Saturation > Saturation_Cuttoff |
|
POOL SHADOW L1 |
Hydrocarbon Indicator (presence of micro relics immediately below the target formation) |
|
POOL SHADOW U1 |
Hydrocarbon Indicator (presence of micro relics immediately above the target formation) |
|
PORE VOLUME |
Pore Volume (h*Phi) for layers with Phi> Phi_Cutoff |
|
SAND/GROSS |
Sand-to-Gross Ratio |
|
Sw FOR PAY ONLY |
Water Saturation (Sw) for intervals where Phi > Phi_Cutoff and Hydrocarbon Saturation > Saturation_Cuttoff |
|
VSHALE FOR PAY ONLY |
Average shale volume for intervals where Phi > Phi_Cutoff and Hydrocarbon Saturation > Saturation_Cuttoff |
|
VSHALE GROSS |
Average shale volume for target |
|
VSHALE MIN |
Minimum shale volume for target |
|
VSHALE NET |
Average shale volume for intervals where Vshale < Vshale_Cutoff |
|
WATER SATURATION |
Water Saturation (Sw) |