Production EngineeringHydraulic Fracturing
Pressure Loss Due to Perforations During Hydraulic Fracturing Formula
Pressure Loss Due to Perforations During Hydraulic Fracturing calculates pressure loss due to perforations for hydraulic fracturing workflows in production engineering.
How engineers use this formula
Use this formula when the listed inputs (rho, q, A_2) are known and the assumptions behind the cited hydraulic fracturing 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, DeltaP_p equals 23.195303 psi.
rholb/gal
8.34
qgal/min
300
A_2in^2
2
Inputs
rho
lb/galFluid Density
q
gal/minReal Flowing Rate
A_2
in^2Flow Area
Outputs
DeltaP_p
psi
Pressure Loss Due to Perforations
rho
lb/gal
Fluid Density
q
gal/min
Real Flowing Rate
A_2
in^2
Flow Area
Source and review
reviewedSaydam, T. 1967. Principles of Hydraulic Fracturing, ARI Publishing Co., Page 30.
Source