Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies Solution

STEP 0: Pre-Calculation Summary
Formula Used
Overall efficiency of centrifugal pump = Manometric Efficiency of Centrifugal Pump*Volumetric efficiency of centrifugal pump*Mechanical efficiency of centrifugal pump
ηo = ηm*ηvol*ηcp
This formula uses 4 Variables
Variables Used
Overall efficiency of centrifugal pump - Overall efficiency of centrifugal pump is the ratio of the power output of the pump to the power input to the pump.
Manometric Efficiency of Centrifugal Pump - Manometric Efficiency of Centrifugal Pump is the ratio of manometric head and head imparted by the impeller.
Volumetric efficiency of centrifugal pump - Volumetric efficiency of centrifugal pump is the ratio of the quantity of the liquid discharged per second from pump to quantity passing per second through impeller.
Mechanical efficiency of centrifugal pump - Mechanical efficiency of centrifugal pump is the ratio of the power delivered by the impeller to the liquid to the power input to the pump shaft.
STEP 1: Convert Input(s) to Base Unit
Manometric Efficiency of Centrifugal Pump: 0.82 --> No Conversion Required
Volumetric efficiency of centrifugal pump: 0.95 --> No Conversion Required
Mechanical efficiency of centrifugal pump: 0.55 --> No Conversion Required
STEP 2: Evaluate Formula
Substituting Input Values in Formula
ηo = ηmvolcp --> 0.82*0.95*0.55
Evaluating ... ...
ηo = 0.42845
STEP 3: Convert Result to Output's Unit
0.42845 --> No Conversion Required
FINAL ANSWER
0.42845 <-- Overall efficiency of centrifugal pump
(Calculation completed in 00.004 seconds)

Credits

Created by Sagar S Kulkarni
Dayananda Sagar College of Engineering (DSCE), Bengaluru
Sagar S Kulkarni has created this Calculator and 200+ more calculators!
Verified by Vaibhav Malani
National Institute of Technology (NIT), Tiruchirapalli
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9 Manometer Parameter Calculators

Manometric Head using Total Head at Outlet and Inlet of Pump
Go Manometric Head of Centrifugal Pump = ((Pressure at Pump Outlet/Specific weight of fluid in pump)+((Velocity in Delivery Pipe^2)/(2*[g]))+Datum Head at Pump Outlet)-((Pressure at pump inlet/Specific weight of fluid in pump)+((Velocity in Suction Pipe^2)/(2*[g]))+Datum Head at Pump Inlet)
Manometric head given static head, friction losses in suction and delivery pipes
Go Manometric Head of Centrifugal Pump = (Suction head of centrifugal pump+Delivery head of pump)+(Friction Head Loss in Pump Suction Pipe+Friction Head Loss in Pump Delivery Pipe)+(Velocity in Delivery Pipe^2)/(2*[g])
Manometric Head using Static Head and Losses in Pipes
Go Manometric Head of Centrifugal Pump = Static Head of Centrifugal Pump+Friction Head Loss in Pump Delivery Pipe+Friction Head Loss in Pump Suction Pipe+(Velocity in Delivery Pipe^2)/(2*[g])
Manometric head given head imparted by impeller and loss of head in pump
Go Manometric Head of Centrifugal Pump = (Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet/[g])-(Head Loss in Pump Impeller+Head Loss in Pump Casing)
Manometric Efficiency using Velocities
Go Manometric Efficiency of Centrifugal Pump = ([g]*Manometric Head of Centrifugal Pump)/(Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet)
Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies
Go Overall efficiency of centrifugal pump = Manometric Efficiency of Centrifugal Pump*Volumetric efficiency of centrifugal pump*Mechanical efficiency of centrifugal pump
Manometric head given outlet impeller diameter, impeller speed and speed ratio
Go Manometric Head of Centrifugal Pump = ((Diameter of centrifugal pump impeller at outlet*Angular velocity of centrifugal pump)/(84.6*Speed ratio centrifugal pump))^2
Manometric head given head imparted by impeller if loss of head in pump is zero
Go Manometric Head of Centrifugal Pump = (Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet)/[g]
Manometric efficiency
Go Manometric Efficiency of Centrifugal Pump = Manometric Head of Centrifugal Pump/Head Imparted by Impeller to Liquid

Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies Formula

Overall efficiency of centrifugal pump = Manometric Efficiency of Centrifugal Pump*Volumetric efficiency of centrifugal pump*Mechanical efficiency of centrifugal pump
ηo = ηm*ηvol*ηcp

What is overall efficiency?

The ratio of power output of the pump to the power input to the pump is known as overall efficiency.

How to Calculate Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies?

Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies calculator uses Overall efficiency of centrifugal pump = Manometric Efficiency of Centrifugal Pump*Volumetric efficiency of centrifugal pump*Mechanical efficiency of centrifugal pump to calculate the Overall efficiency of centrifugal pump, The Overall efficiency using manometric, volumetric and mechanical efficiencies formula is defined as the product of manometric, volumetric and mechanical efficiencies. Overall efficiency of centrifugal pump is denoted by ηo symbol.

How to calculate Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies using this online calculator? To use this online calculator for Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies, enter Manometric Efficiency of Centrifugal Pump m), Volumetric efficiency of centrifugal pump vol) & Mechanical efficiency of centrifugal pump cp) and hit the calculate button. Here is how the Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies calculation can be explained with given input values -> 0.42845 = 0.82*0.95*0.55.

FAQ

What is Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies?
The Overall efficiency using manometric, volumetric and mechanical efficiencies formula is defined as the product of manometric, volumetric and mechanical efficiencies and is represented as ηo = ηmvolcp or Overall efficiency of centrifugal pump = Manometric Efficiency of Centrifugal Pump*Volumetric efficiency of centrifugal pump*Mechanical efficiency of centrifugal pump. Manometric Efficiency of Centrifugal Pump is the ratio of manometric head and head imparted by the impeller, Volumetric efficiency of centrifugal pump is the ratio of the quantity of the liquid discharged per second from pump to quantity passing per second through impeller & Mechanical efficiency of centrifugal pump is the ratio of the power delivered by the impeller to the liquid to the power input to the pump shaft.
How to calculate Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies?
The Overall efficiency using manometric, volumetric and mechanical efficiencies formula is defined as the product of manometric, volumetric and mechanical efficiencies is calculated using Overall efficiency of centrifugal pump = Manometric Efficiency of Centrifugal Pump*Volumetric efficiency of centrifugal pump*Mechanical efficiency of centrifugal pump. To calculate Overall Efficiency using Manometric, Volumetric and Mechanical Efficiencies, you need Manometric Efficiency of Centrifugal Pump m), Volumetric efficiency of centrifugal pump vol) & Mechanical efficiency of centrifugal pump cp). With our tool, you need to enter the respective value for Manometric Efficiency of Centrifugal Pump, Volumetric efficiency of centrifugal pump & Mechanical efficiency of centrifugal pump and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.
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