Reservoir EngineeringFluid Flow in Porous Media
Linear Darcy Flow Conductance Formula
Linear Darcy Flow Conductance calculates linear darcy flow conductance for fluid flow in porous media workflows in reservoir engineering.
How engineers use this formula
Use this formula when the listed inputs (k, A, mu, L) are known and the assumptions behind the cited fluid flow in porous media relationship match the engineering case being checked.
Assumptions
- Input values are representative for the well, reservoir, fluid, or equipment case being evaluated.
- The declared units match the field-unit constants used in the formula.
- The cited formula applies to the selected petroleum engineering workflow.
Limitations
- The calculation does not replace a full engineering model or operating procedure.
- Accuracy depends on the source correlation, assumptions, input quality, and unit consistency.
Common mistakes
- Mixing unit systems without converting the inputs.
- Using default example values as field recommendations.
- Applying the formula outside the source assumptions.
Default example
Using the default inputs, C_L equals 0.028175 bbl/day/psi.
kmD
100
Aft^2
500
mucP
2
Lft
1000
Inputs
k
mDPermeability
A
ft^2Cross-Sectional Flow Area
mu
cPFluid Viscosity
L
ftFlow Length
Outputs
C_L
bbl/day/psi
Linear Darcy Flow Conductance
k
mD
Permeability
A
ft^2
Cross-Sectional Flow Area
mu
cP
Fluid Viscosity
L
ft
Flow Length
Source and review
reviewedPetroSkills, The Diffusivity Equation, Darcy-law discussion; field-unit conductance derived from the reviewed linear Darcy equation q=0.001127kA DeltaP/(mu L).
Source