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Hydraulic Horsepower for Hydraulic Fracturing Operation Formula

Hh=0.0245PinjqtH_h=0.0245P_{inj}q_t

Hydraulic Horsepower for Hydraulic Fracturing Operation calculates hydraulic horsepower for hydraulic fracturing workflows in production engineering.

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How engineers use this formula

Use this formula when the listed inputs (P_inj, q_t) 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, H_h equals 3,675 hp.

P_injpsi

5000

q_tbbl/min

30

Inputs

P_inj

psi

Injection Pressure

q_t

bbl/min

Injection Rate

Outputs

H_h

hp

Hydraulic Horsepower

P_inj

psi

Injection Pressure

q_t

bbl/min

Injection Rate

Source and review

reviewed

Saydam, T. 1967. Principles of Hydraulic Fracturing, ARI Publishing Co., Page 24.

source conflict
Source

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