Recommendations
Atmospheric pressure given altitudeErgun equationGate valve90° curve and elbow45° elbowCentrifugal Decanter (Pieralisi)
Globe valve
Coefficient
Given the flow

Input data

Diameter

Coefficient (k)

Output data

Head loss coefficient (kQ)

Description

Given the diameter of the globe valve, calculates the head loss coefficients applied to the equation hf = kQ.Q² or: Given the flow and the diameter of the globe valve, calculates the minor losses.

References

  • AZEVEDO NETTO, J. M. DE. Manual de hidráulica. 9. Ed. São Paulo, Blucher, 2015.