Manometric Efficiency using Velocities Calculator

✖The Manometric Head of Centrifugal Pump is the head against which the centrifugal pump has to work.ⓘ Manometric Head of Centrifugal Pump [H_m]			+10% -10%
✖The Velocity of Whirl at Outlet is the tangential component of absolute velocity at the blade outlet.ⓘ Velocity of Whirl at Outlet [V_w2]			+10% -10%
✖The Tangential Velocity of Impeller at Outlet is the velocity of the impeller at the fluid outlet.ⓘ Tangential Velocity of Impeller at Outlet [u₂]			+10% -10%

✖Manometric Efficiency of Centrifugal Pump is the ratio of manometric head and head imparted by the impeller.ⓘ Manometric Efficiency using Velocities [η_m]

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Manometric Efficiency using Velocities Solution

STEP 0: Pre-Calculation Summary

Formula Used

Manometric Efficiency of Centrifugal Pump = ([g]*Manometric Head of Centrifugal Pump)/(Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet)
η_m = ([g]*H_m)/(V_w2*u₂)
This formula uses 1 Constants, 4 Variables

Constants Used

[g] - Gravitational acceleration on Earth Value Taken As 9.80665

Variables Used

Manometric Efficiency of Centrifugal Pump - Manometric Efficiency of Centrifugal Pump is the ratio of manometric head and head imparted by the impeller.
Manometric Head of Centrifugal Pump - (Measured in Meter) - The Manometric Head of Centrifugal Pump is the head against which the centrifugal pump has to work.
Velocity of Whirl at Outlet - (Measured in Meter per Second) - The Velocity of Whirl at Outlet is the tangential component of absolute velocity at the blade outlet.
Tangential Velocity of Impeller at Outlet - (Measured in Meter per Second) - The Tangential Velocity of Impeller at Outlet is the velocity of the impeller at the fluid outlet.

STEP 1: Convert Input(s) to Base Unit

Manometric Head of Centrifugal Pump: 25.3 Meter --> 25.3 Meter No Conversion Required
Velocity of Whirl at Outlet: 16 Meter per Second --> 16 Meter per Second No Conversion Required
Tangential Velocity of Impeller at Outlet: 19 Meter per Second --> 19 Meter per Second No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

η_m = ([g]*H_m)/(V_w2*u₂) --> ([g]*25.3)/(16*19)

Evaluating ... ...

η_m = 0.816145542763158

STEP 3: Convert Result to Output's Unit

0.816145542763158 --> No Conversion Required

FINAL ANSWER

0.816145542763158 ≈ 0.816146 <-- Manometric Efficiency of Centrifugal Pump

(Calculation completed in 00.004 seconds)

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Created by Sagar S Kulkarni

Dayananda Sagar College of Engineering (DSCE), Bengaluru

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< Manometer Parameter Calculators

Manometric Head using Static Head and Losses in Pipes

LaTeX 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 Efficiency using Velocities

LaTeX 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

LaTeX Go Overall Efficiency of Centrifugal Pump = Manometric Efficiency of Centrifugal Pump*Volumetric Efficiency of Centrifugal Pump*Mechanical Efficiency of Centrifugal Pump

Manometric efficiency

LaTeX Go Manometric Efficiency of Centrifugal Pump = Manometric Head of Centrifugal Pump/Head Imparted by Impeller to Liquid

Manometric Efficiency using Velocities Formula

LaTeX Go

Manometric Efficiency of Centrifugal Pump = ([g]*Manometric Head of Centrifugal Pump)/(Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet)
η_m = ([g]*H_m)/(V_w2*u₂)

What is manometric efficiency?

The ratio of the manometric head developed by the pump to the head imparted by the impeller to the liquid is known as manometric efficiency.

How to Calculate Manometric Efficiency using Velocities?

Manometric Efficiency using Velocities calculator uses Manometric Efficiency of Centrifugal Pump = ([g]*Manometric Head of Centrifugal Pump)/(Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet) to calculate the Manometric Efficiency of Centrifugal Pump, Manometric Efficiency using Velocities formula is defined as a measure of the efficiency of a centrifugal pump's manometer, which represents the ratio of the pump's hydraulic output to its mechanical input, providing a crucial parameter for evaluating the pump's performance. Manometric Efficiency of Centrifugal Pump is denoted by η_m symbol.

How to calculate Manometric Efficiency using Velocities using this online calculator? To use this online calculator for Manometric Efficiency using Velocities, enter Manometric Head of Centrifugal Pump (H_m), Velocity of Whirl at Outlet (V_w2) & Tangential Velocity of Impeller at Outlet (u₂) and hit the calculate button. Here is how the Manometric Efficiency using Velocities calculation can be explained with given input values -> 0.816146 = ([g]*25.3)/(16*19).

FAQ

What is Manometric Efficiency using Velocities?

Manometric Efficiency using Velocities formula is defined as a measure of the efficiency of a centrifugal pump's manometer, which represents the ratio of the pump's hydraulic output to its mechanical input, providing a crucial parameter for evaluating the pump's performance and is represented as η_m = ([g]*H_m)/(V_w2*u₂) or Manometric Efficiency of Centrifugal Pump = ([g]*Manometric Head of Centrifugal Pump)/(Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet). The Manometric Head of Centrifugal Pump is the head against which the centrifugal pump has to work, The Velocity of Whirl at Outlet is the tangential component of absolute velocity at the blade outlet & The Tangential Velocity of Impeller at Outlet is the velocity of the impeller at the fluid outlet.

How to calculate Manometric Efficiency using Velocities?

Manometric Efficiency using Velocities formula is defined as a measure of the efficiency of a centrifugal pump's manometer, which represents the ratio of the pump's hydraulic output to its mechanical input, providing a crucial parameter for evaluating the pump's performance is calculated using Manometric Efficiency of Centrifugal Pump = ([g]*Manometric Head of Centrifugal Pump)/(Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet). To calculate Manometric Efficiency using Velocities, you need Manometric Head of Centrifugal Pump (H_m), Velocity of Whirl at Outlet (V_w2) & Tangential Velocity of Impeller at Outlet (u₂). With our tool, you need to enter the respective value for Manometric Head of Centrifugal Pump, Velocity of Whirl at Outlet & Tangential Velocity of Impeller at Outlet and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Manometric Efficiency of Centrifugal Pump?

In this formula, Manometric Efficiency of Centrifugal Pump uses Manometric Head of Centrifugal Pump, Velocity of Whirl at Outlet & Tangential Velocity of Impeller at Outlet. We can use 1 other way(s) to calculate the same, which is/are as follows -

Manometric Efficiency of Centrifugal Pump = Manometric Head of Centrifugal Pump/Head Imparted by Impeller to Liquid

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