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Oil & Gas industry
Engineering
Reservoir
Stock Tank Oil Initially In Place
Free Gas Initially In Place
Discovered Gas Initially In Place
Linear flow
Radial flow
Skin factor (PRC)
Skin factor (PDC)
Line tilt angle (prc/pdc)
Oil viscosity at standard condition
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Oil volumetric coefficient
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Density of gas-saturated oil
Drilling
Stock Tank Oil Initially In Place
Gas Initially In Place
Reservoir permeability
Skin Factor (by CVD)
Production
Mechanics
Construction
Energetics
Diagram
Calculations
Converter
Radial liquid flow based on Darcy equation in barrels per day
Metric units
×
×
×
(
−
)
×
(
÷
)
=
RLF
C
Constant
k
Permeability, Darcy
h
Reservoir thickness, foot
Pe
External circuit pressure, psia
Pw
Bottomhole pressure, psia
µ
Liquid viscosity, centipoise
Re
External contour radius, foot
Rw
Wellbore radius, foot
Result