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Unconventionals Shale oil/gas (Key parameters (Kerogen Types Organic…
Unconventionals
Shale oil/gas
Reference
Material
Material on Banch P drive _reference/Unconventionals
AAPG Memoirs
Shale Reservoirs
Material collected by Matt Jacobs
Key parameters
Kerogen Types
Organic Material
TOC amount (weight percentage)
Maturity (cooked to gas/oil)
Free & adsorped
brittleness
Permeability
Analysis
Gas content
Adsorped: Langmuir
gc = (V
l
x p)/(p+P
l
) :explode:
sorbed density:
0.375-0.4233 g/cm3
Free: PhiEff*(1-Sw):confetti_ball:
minus free gas taken up by sorped gas - by Ambrose :!?:
Examples:
Shale A minus12%,
-Shale B minus 17%
Halliburton workflow in Shale Gas_Fundamentals by Matt Jacobs
Potential Shales Identification
Petrophysical Analysis
Ranking process
