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Compressor Efficiency using Actual and Isentropic Shaft Work Formula

GoCompressor Efficiency using Actual and Isentropic Change in Enthalpy Formula

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Compressor Efficiency shows how efficient the compressor is in the process. Check FAQs

η c = \frac{W s isentropic}{W s}

η_c - Compressor Efficiency?W_sisentropic - Shaft Work (Isentropic)?W_s - Actual Shaft Work?

Compressor Efficiency using Actual and Isentropic Shaft Work Example

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Here is how the Compressor Efficiency using Actual and Isentropic Shaft Work equation looks like with Values.

Here is how the Compressor Efficiency using Actual and Isentropic Shaft Work equation looks like with Units.

Here is how the Compressor Efficiency using Actual and Isentropic Shaft Work equation looks like.

1.2083 = \frac{145}{120}

1.2083 = \frac{145J}{120J}

1.2083 = \frac{145}{120}

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Compressor Efficiency using Actual and Isentropic Shaft Work Solution

Follow our step by step solution on how to calculate Compressor Efficiency using Actual and Isentropic Shaft Work?

FIRST Step Consider the formula

η c = \frac{W s isentropic}{W s}

Next Step Substitute values of Variables

∴

η c = \frac{145J}{120J}

Next Step Prepare to Evaluate

∴

η c = \frac{145}{120}

Next Step Evaluate

∴

η c = 1.20833333333333

LAST Step Rounding Answer

∴

η c = 1.2083

Compressor Efficiency using Actual and Isentropic Shaft Work Formula Elements

Variables

Compressor Efficiency

Compressor Efficiency shows how efficient the compressor is in the process.

Symbol: η_c

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Compressor Efficiency

Shaft Work (Isentropic)

Shaft work (Isentropic) is work done by the shaft in a turbine/ compressor when the turbine expands reversibly and adiabatically.

Symbol: W_sisentropic

Measurement: EnergyUnit: J

Note: Value can be positive or negative.

Formulas to find Shaft Work (Isentropic)

Actual Shaft Work

Actual shaft work is work done by the shaft in a turbine/ compressor.

Symbol: W_s

Measurement: EnergyUnit: J

Note: Value can be positive or negative.

Formulas to find Actual Shaft Work

Other Formulas to find Compressor Efficiency

Go Compressor Efficiency using Actual and Isentropic Change in Enthalpy

η c = \frac{ΔH S}{ΔH}

Other formulas in Application of Thermodynamics to Flow Processes category

Go Isentropic Work done rate for Adiabatic Compression Process using Cp

W s isentropic = c \cdot T 1 \cdot ({(\frac{P 2}{P 1})}^{\frac{[R]}{c}} - 1)

Go Isentropic Work Done Rate for Adiabatic Compression Process using Gamma

W s isentropic = [R] \cdot (\frac{T 1}{\frac{γ - 1}{γ}}) \cdot ({(\frac{P 2}{P 1})}^{\frac{γ - 1}{γ}} - 1)

Go Nozzle Efficiency

NE = \frac{ΔKE}{KE}

Go Overall Efficiency given Boiler, Cycle, Turbine, Generator, and Auxiliary Efficiency

η o = η B \cdot η C \cdot η T \cdot η G \cdot η Aux

How to Evaluate Compressor Efficiency using Actual and Isentropic Shaft Work?

Compressor Efficiency using Actual and Isentropic Shaft Work evaluator uses Compressor Efficiency = Shaft Work (Isentropic)/Actual Shaft Work to evaluate the Compressor Efficiency, The Compressor Efficiency using Actual and Isentropic Shaft Work formula is defined as the ratio of the shaft work done by the compressor under reversible and adiabatic conditions (which is isentropic condition) to the actual shaft work done by the compressor. Compressor Efficiency is denoted by η_c symbol.

How to evaluate Compressor Efficiency using Actual and Isentropic Shaft Work using this online evaluator? To use this online evaluator for Compressor Efficiency using Actual and Isentropic Shaft Work, enter Shaft Work (Isentropic) (W_sisentropic) & Actual Shaft Work (W_s) and hit the calculate button.

FAQs on Compressor Efficiency using Actual and Isentropic Shaft Work

What is the formula to find Compressor Efficiency using Actual and Isentropic Shaft Work?

The formula of Compressor Efficiency using Actual and Isentropic Shaft Work is expressed as Compressor Efficiency = Shaft Work (Isentropic)/Actual Shaft Work. Here is an example- 1.208333 = 145/120.

How to calculate Compressor Efficiency using Actual and Isentropic Shaft Work?

With Shaft Work (Isentropic) (W_sisentropic) & Actual Shaft Work (W_s) we can find Compressor Efficiency using Actual and Isentropic Shaft Work using the formula - Compressor Efficiency = Shaft Work (Isentropic)/Actual Shaft Work.

What are the other ways to Calculate Compressor Efficiency?

Here are the different ways to Calculate Compressor Efficiency-

Compressor Efficiency=Change in Enthalpy (Isentropic)/Change in Enthalpy

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Compressor Efficiency using Actual and Isentropic Shaft Work Formula

​GoCompressor Efficiency using Actual and Isentropic Change in Enthalpy Formula

Compressor Efficiency using Actual and Isentropic Shaft Work Example

Compressor Efficiency using Actual and Isentropic Shaft Work Solution

Compressor Efficiency using Actual and Isentropic Shaft Work Formula Elements

Other Formulas to find Compressor Efficiency

Other formulas in Application of Thermodynamics to Flow Processes category

How to Evaluate Compressor Efficiency using Actual and Isentropic Shaft Work?

FAQs on Compressor Efficiency using Actual and Isentropic Shaft Work

Variable Name

GoCompressor Efficiency using Actual and Isentropic Change in Enthalpy Formula