Estimation of petroleum reserves / resources

User Manual         Volumetric method     Pressure reduction method (for free gas reserves only)

Oil reserves / resources     Gas reserves / resources     Reserves of oil and dissolved gas
Oil(gas)bearing / trap area

Student:
Field / area:
Deposit / horizon / layer:
Class of reserves / resources : A   B   A+B   A+B+C₁   A+B+C₁+C₂   B+C₁   B+C₁+C₂
C₁   C₂   C₁+C₂   C₁(drainage zone)+С₂   C₃

Area value is known

Geometry of WOC / GOC:

Scale 1:

Xmin, mm:

Number of points:

Xmax, mm:

Ordinates of points (bypass WOC / GOC clockwise), mm:

Calculation parameters:
Effective oil saturated thickness, m:										Coefficient of porosity:
Oil saturation factor:										Volume coefficient:
Density of oil, kg/m3:										Oil extractive coefficient: