Overall Efficiency of Pump or Fan, Example formula and Calculator

By: Prof. Fazal Rehman Shamil
Last modified on May 27th, 2019

Overall Efficiency of Pump or Fan, Example formula and Calculator

Hydraulic Efficiency
Mechanical Efficiency
Volumetric Efficiency
Overall Efficiency

Example of Overall Efficiency of Pump or Fan, Example formula and Calculator – Example 1

Find Overall Eficiency(η)=?

Hydraulic Efficiency(ηh)=2

Mechanical Efficiency(ηm )=3

Volumetric Efficiency(ηv) = 4

Sol :


Overall Eficiency(η) =(2*3*4)

η = 24

Example Overall Efficiency of Pump or Fan, Example formula and Calculator – Example 2

Find Overall Eficiency(η)=?

Hydraulic Efficiency(ηh)=12

Mechanical Efficiency(ηm )=13

Volumetric Efficiency(ηv) = 14

Sol :


η =(12*13*14)

Overall Eficiency(η)= 2184

Topic Covered:

Overall Efficiency of Pump or Fan, Example formula and Calculator

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Prof. Fazal Rehman Shamil