Tangential velocity given speed ratio Calculator

✖Speed ratio centrifugal pump is the ratio of the peripheral speed of impeller at exit to the theoretical velocity of the jet corresponding to manometric head.ⓘ Speed ratio centrifugal pump [K_u]			+10% -10%
✖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 Tangential Velocity of Impeller at Outlet is the velocity of the impeller at the fluid outlet.ⓘ Tangential velocity given speed ratio [u₂]

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Formula

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Tangential velocity given speed ratio

Formula

`"u"_{"2"} = "K"_{"u"}*sqrt(2*"[g]"*"H"_{"m"})`

Example

`"18.93453m/s"="0.85"*sqrt(2*"[g]"*"25.3m")`

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Tangential velocity given speed ratio Solution

STEP 0: Pre-Calculation Summary

Formula Used

Tangential Velocity of Impeller at Outlet = Speed ratio centrifugal pump*sqrt(2*[g]*Manometric Head of Centrifugal Pump)
u₂ = K_u*sqrt(2*[g]*H_m)
This formula uses 1 Constants, 1 Functions, 3 Variables

Constants Used

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

Functions Used

sqrt - A square root function is a function that takes a non-negative number as an input and returns the square root of the given input number., sqrt(Number)

Variables Used

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.
Speed ratio centrifugal pump - Speed ratio centrifugal pump is the ratio of the peripheral speed of impeller at exit to the theoretical velocity of the jet corresponding to manometric head.
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.

STEP 1: Convert Input(s) to Base Unit

Speed ratio centrifugal pump: 0.85 --> No Conversion Required
Manometric Head of Centrifugal Pump: 25.3 Meter --> 25.3 Meter No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

u₂ = K_u*sqrt(2*[g]*H_m) --> 0.85*sqrt(2*[g]*25.3)

Evaluating ... ...

u₂ = 18.9345296753048

STEP 3: Convert Result to Output's Unit

18.9345296753048 Meter per Second --> No Conversion Required

FINAL ANSWER

18.9345296753048 ≈ 18.93453 Meter per Second <-- Tangential Velocity of Impeller at Outlet

(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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Shri Madhwa Vadiraja Institute of Technology and Management (SMVITM), Udupi

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< 10+ Impeller Parameters Calculators

Impeller power

Go Impeller Power of Centrifugal Pump = (Specific weight of fluid in pump*Actual discharge at centrifugal pump outlet*Velocity of Whirl at Outlet*Tangential Velocity of Impeller at Outlet)/(1000*[g])

Outlet Diameter of Impeller using Speed Ratio, Manometric Head and Impeller Speed

Go Diameter of centrifugal pump impeller at outlet = (84.6*Speed ratio centrifugal pump*sqrt(Manometric Head of Centrifugal Pump))/Angular velocity of centrifugal pump

Tangential velocity given speed ratio

Go Tangential Velocity of Impeller at Outlet = Speed ratio centrifugal pump*sqrt(2*[g]*Manometric Head of Centrifugal Pump)

Least diameter of impeller when outlet diameter is twice of inlet diameter

Go Diameter of centrifugal pump impeller at outlet = (97.68*sqrt(Manometric Head of Centrifugal Pump))/Angular velocity of centrifugal pump

Tangential velocity of impeller at outlet

Go Tangential Velocity of Impeller at Outlet = pi*Diameter of centrifugal pump impeller at outlet*Angular velocity of centrifugal pump/60

Tangential Velocity of Impeller at Inlet

Go Tangential Velocity of Impeller at Inlet = pi*Diameter of centrifugal pump impeller at inlet*Angular velocity of centrifugal pump/60

Tangential Velocity of Impeller at Outlet using Angular Velocity

Go Tangential Velocity of Impeller at Outlet = Angular velocity of centrifugal pump*Radius of Impeller at Outlet

Impeller radius at outlet given outlet tangential velocity

Go Radius of Impeller at Outlet = Tangential Velocity of Impeller at Outlet/Angular velocity of centrifugal pump

Tangential Velocity of Impeller at Inlet using Angular Velocity

Go Tangential Velocity of Impeller at Inlet = Angular velocity of centrifugal pump*Radius of Impeller at Inlet

Impeller radius at inlet given inlet tangential velocity

Go Radius of Impeller at Inlet = Tangential Velocity of Impeller at Inlet/Angular velocity of centrifugal pump

Tangential velocity given speed ratio Formula

Tangential Velocity of Impeller at Outlet = Speed ratio centrifugal pump*sqrt(2*[g]*Manometric Head of Centrifugal Pump)
u₂ = K_u*sqrt(2*[g]*H_m)

What is tangential velocity?

Tangential velocity is the linear speed of any object moving along a circular path. In this case the inlet pipe is axial and therefore fluid enters the impeller with very little whirl or tangential component of velocity and flows outwards in the direction of the blades.

How to Calculate Tangential velocity given speed ratio?

Tangential velocity given speed ratio calculator uses Tangential Velocity of Impeller at Outlet = Speed ratio centrifugal pump*sqrt(2*[g]*Manometric Head of Centrifugal Pump) to calculate the Tangential Velocity of Impeller at Outlet, The Tangential velocity given speed ratio formula is defined as the product of speed ratio and square root of twice the acceleration due to gravity and manometric head. Tangential Velocity of Impeller at Outlet is denoted by u₂ symbol.

How to calculate Tangential velocity given speed ratio using this online calculator? To use this online calculator for Tangential velocity given speed ratio, enter Speed ratio centrifugal pump (K_u) & Manometric Head of Centrifugal Pump (H_m) and hit the calculate button. Here is how the Tangential velocity given speed ratio calculation can be explained with given input values -> 25.6173 = 0.85*sqrt(2*[g]*25.3).

FAQ

What is Tangential velocity given speed ratio?

The Tangential velocity given speed ratio formula is defined as the product of speed ratio and square root of twice the acceleration due to gravity and manometric head and is represented as u₂ = K_u*sqrt(2*[g]*H_m) or Tangential Velocity of Impeller at Outlet = Speed ratio centrifugal pump*sqrt(2*[g]*Manometric Head of Centrifugal Pump). Speed ratio centrifugal pump is the ratio of the peripheral speed of impeller at exit to the theoretical velocity of the jet corresponding to manometric head & The Manometric Head of Centrifugal Pump is the head against which the centrifugal pump has to work.

How to calculate Tangential velocity given speed ratio?

The Tangential velocity given speed ratio formula is defined as the product of speed ratio and square root of twice the acceleration due to gravity and manometric head is calculated using Tangential Velocity of Impeller at Outlet = Speed ratio centrifugal pump*sqrt(2*[g]*Manometric Head of Centrifugal Pump). To calculate Tangential velocity given speed ratio, you need Speed ratio centrifugal pump (K_u) & Manometric Head of Centrifugal Pump (H_m). With our tool, you need to enter the respective value for Speed ratio centrifugal pump & Manometric Head of Centrifugal Pump 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 Tangential Velocity of Impeller at Outlet?

In this formula, Tangential Velocity of Impeller at Outlet uses Speed ratio centrifugal pump & Manometric Head of Centrifugal Pump. We can use 2 other way(s) to calculate the same, which is/are as follows -

Tangential Velocity of Impeller at Outlet = pi*Diameter of centrifugal pump impeller at outlet*Angular velocity of centrifugal pump/60
Tangential Velocity of Impeller at Outlet = Angular velocity of centrifugal pump*Radius of Impeller at Outlet

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