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Coefficient of Velocity for Pelton Wheel Formula

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Coefficient of Velocity for Pelton Turbine is the ratio of the actual velocity to the theoretical velocity of a fluid jet. Check FAQs

C v = \frac{V 1}{\sqrt{2 \cdot [g] \cdot H}}

C_v - Coefficient of Velocity for Pelton?V₁ - Velocity of Pelton Jet?H - Pelton Head?[g] - Gravitational acceleration on Earth?

Coefficient of Velocity for Pelton Wheel Example

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Here is how the Coefficient of Velocity for Pelton Wheel equation looks like with Values.

Here is how the Coefficient of Velocity for Pelton Wheel equation looks like with Units.

Here is how the Coefficient of Velocity for Pelton Wheel equation looks like.

0.9756 = \frac{28}{\sqrt{2 \cdot 9.8066 \cdot 42}}

0.9756 = \frac{28m/s}{\sqrt{2 \cdot 9.8066m/s² \cdot 42m}}

0.9756 = \frac{28}{\sqrt{2 \cdot 9.8066 \cdot 42}}

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Coefficient of Velocity for Pelton Wheel Solution

Follow our step by step solution on how to calculate Coefficient of Velocity for Pelton Wheel?

FIRST Step Consider the formula

C v = \frac{V 1}{\sqrt{2 \cdot [g] \cdot H}}

Next Step Substitute values of Variables

∴

C v = \frac{28m/s}{\sqrt{2 \cdot [g] \cdot 42m}}

Next Step Substitute values of Constants

∴

C v = \frac{28m/s}{\sqrt{2 \cdot 9.8066m/s² \cdot 42m}}

Next Step Prepare to Evaluate

∴

C v = \frac{28}{\sqrt{2 \cdot 9.8066 \cdot 42}}

Next Step Evaluate

∴

C v = 0.975569132410786

LAST Step Rounding Answer

∴

C v = 0.9756

Coefficient of Velocity for Pelton Wheel Formula Elements

Variables

Constants

Functions

Coefficient of Velocity for Pelton

Coefficient of Velocity for Pelton Turbine is the ratio of the actual velocity to the theoretical velocity of a fluid jet.

Symbol: C_v

Measurement: NAUnit: Unitless

Note: Value should be less than 1.

Formulas to find Coefficient of Velocity for Pelton

Velocity of Pelton Jet

Velocity of Pelton Jet is a vector quantity and is given as the rate of change of displacement.

Symbol: V₁

Measurement: SpeedUnit: m/s

Note: Value should be greater than 0.

Formulas to find Velocity of Pelton Jet

Pelton Head

Pelton Head is the height difference between where the water enters into the hydro system and where it leaves it, measured in meters.

Symbol: H

Measurement: LengthUnit: m

Note: Value should be greater than 0.

Formulas to find Pelton Head

Gravitational acceleration on Earth

Gravitational acceleration on Earth means that the velocity of an object in free fall will increase by 9.8 m/s2 every second.

Symbol: [g]

Value: 9.80665 m/s²

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.

Syntax: sqrt(Number)

Other formulas in Pelton Turbine category

Go Absolute Velocity of Pelton Jet

V 1 = C v \cdot \sqrt{2 \cdot [g] \cdot H}

Go Pelton Head

H = \frac{{V 1}^{2}}{2 \cdot [g] \cdot {C v}^{2}}

Go Inlet Relative Velocity of Pelton

V r1 = V 1 - U

Go Bucket Velocity of Pelton Turbine

U = V 1 - V r1

How to Evaluate Coefficient of Velocity for Pelton Wheel?

Coefficient of Velocity for Pelton Wheel evaluator uses Coefficient of Velocity for Pelton = Velocity of Pelton Jet/sqrt(2*[g]*Pelton Head) to evaluate the Coefficient of Velocity for Pelton, Coefficient of Velocity for Pelton Wheel is the ratio of the actual velocity of the water jet leaving the nozzle to the theoretical velocity. It accounts for the losses due to friction and other inefficiencies in the nozzle and is used to determine the efficiency of the jet formation. This coefficient is typically less than 1. Coefficient of Velocity for Pelton is denoted by C_v symbol.

How to evaluate Coefficient of Velocity for Pelton Wheel using this online evaluator? To use this online evaluator for Coefficient of Velocity for Pelton Wheel, enter Velocity of Pelton Jet (V₁) & Pelton Head (H) and hit the calculate button.

FAQs on Coefficient of Velocity for Pelton Wheel

What is the formula to find Coefficient of Velocity for Pelton Wheel?

The formula of Coefficient of Velocity for Pelton Wheel is expressed as Coefficient of Velocity for Pelton = Velocity of Pelton Jet/sqrt(2*[g]*Pelton Head). Here is an example- 0.975569 = 28/sqrt(2*[g]*42).

How to calculate Coefficient of Velocity for Pelton Wheel?

With Velocity of Pelton Jet (V₁) & Pelton Head (H) we can find Coefficient of Velocity for Pelton Wheel using the formula - Coefficient of Velocity for Pelton = Velocity of Pelton Jet/sqrt(2*[g]*Pelton Head). This formula also uses Gravitational acceleration on Earth constant(s) and Square Root (sqrt) function(s).

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