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Compressor Efficiency using Actual and Isentropic Change in Enthalpy Formula

GoCompressor Efficiency using Actual and Isentropic Shaft Work Formula

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

η c = \frac{ΔH S}{ΔH}

η_c - Compressor Efficiency?ΔH_S - Change in Enthalpy (Isentropic)?ΔH - Change in Enthalpy?

Compressor Efficiency using Actual and Isentropic Change in Enthalpy Example

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Here is how the Compressor Efficiency using Actual and Isentropic Change in Enthalpy equation looks like with Values.

Here is how the Compressor Efficiency using Actual and Isentropic Change in Enthalpy equation looks like with Units.

Here is how the Compressor Efficiency using Actual and Isentropic Change in Enthalpy equation looks like.

1.6316 = \frac{310}{190}

1.6316 = \frac{310J/kg}{190J/kg}

1.6316 = \frac{310}{190}

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Compressor Efficiency using Actual and Isentropic Change in Enthalpy Solution

Follow our step by step solution on how to calculate Compressor Efficiency using Actual and Isentropic Change in Enthalpy?

FIRST Step Consider the formula

η c = \frac{ΔH S}{ΔH}

Next Step Substitute values of Variables

∴

η c = \frac{310J/kg}{190J/kg}

Next Step Prepare to Evaluate

∴

η c = \frac{310}{190}

Next Step Evaluate

∴

η c = 1.63157894736842

LAST Step Rounding Answer

∴

η c = 1.6316

Compressor Efficiency using Actual and Isentropic Change in Enthalpy 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

Change in Enthalpy (Isentropic)

Change in Enthalpy (Isentropic) is the thermodynamic quantity equivalent to the total difference between the heat content of a system under reversible and adiabatic conditions.

Symbol: ΔH_S

Measurement: Heat of Combustion (per Mass)Unit: J/kg

Note: Value can be positive or negative.

Formulas to find Change in Enthalpy (Isentropic)

Change in Enthalpy

Change in enthalpy is the thermodynamic quantity equivalent to the total difference between the heat content of a system.

Symbol: ΔH

Measurement: Heat of Combustion (per Mass)Unit: J/kg

Note: Value can be positive or negative.

Formulas to find Change in Enthalpy

Other Formulas to find Compressor Efficiency

Go Compressor Efficiency using Actual and Isentropic Shaft Work

η c = \frac{W s isentropic}{W s}

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 Change in Enthalpy?

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

How to evaluate Compressor Efficiency using Actual and Isentropic Change in Enthalpy using this online evaluator? To use this online evaluator for Compressor Efficiency using Actual and Isentropic Change in Enthalpy, enter Change in Enthalpy (Isentropic) (ΔH_S) & Change in Enthalpy (ΔH) and hit the calculate button.

FAQs on Compressor Efficiency using Actual and Isentropic Change in Enthalpy

What is the formula to find Compressor Efficiency using Actual and Isentropic Change in Enthalpy?

The formula of Compressor Efficiency using Actual and Isentropic Change in Enthalpy is expressed as Compressor Efficiency = Change in Enthalpy (Isentropic)/Change in Enthalpy. Here is an example- 1.631579 = 310/190.

How to calculate Compressor Efficiency using Actual and Isentropic Change in Enthalpy?

With Change in Enthalpy (Isentropic) (ΔH_S) & Change in Enthalpy (ΔH) we can find Compressor Efficiency using Actual and Isentropic Change in Enthalpy using the formula - Compressor Efficiency = Change in Enthalpy (Isentropic)/Change in Enthalpy.

What are the other ways to Calculate Compressor Efficiency?

Here are the different ways to Calculate Compressor Efficiency-

Compressor Efficiency=Shaft Work (Isentropic)/Actual Shaft Work

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Compressor Efficiency using Actual and Isentropic Change in Enthalpy Formula

​GoCompressor Efficiency using Actual and Isentropic Shaft Work Formula

Compressor Efficiency using Actual and Isentropic Change in Enthalpy Example

Compressor Efficiency using Actual and Isentropic Change in Enthalpy Solution

Compressor Efficiency using Actual and Isentropic Change in Enthalpy 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 Change in Enthalpy?

FAQs on Compressor Efficiency using Actual and Isentropic Change in Enthalpy

Variable Name

GoCompressor Efficiency using Actual and Isentropic Shaft Work Formula