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Turbine Efficiency using Actual and Isentropic Shaft Work Formula

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Turbine Efficiency is the ratio of actual work output of the turbine to the net input energy supplied in the form of fuel. Check FAQs

η T = \frac{W s}{W s isentropic}

η_T - Turbine Efficiency?W_s - Actual Shaft Work?W_sisentropic - Shaft Work (Isentropic)?

Turbine Efficiency using Actual and Isentropic Shaft Work Example

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

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

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

0.8276 = \frac{120}{145}

0.8276 = \frac{120J}{145J}

0.8276 = \frac{120}{145}

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Turbine Efficiency using Actual and Isentropic Shaft Work Solution

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

FIRST Step Consider the formula

η T = \frac{W s}{W s isentropic}

Next Step Substitute values of Variables

∴

η T = \frac{120J}{145J}

Next Step Prepare to Evaluate

∴

η T = \frac{120}{145}

Next Step Evaluate

∴

η T = 0.827586206896552

LAST Step Rounding Answer

∴

η T = 0.8276

Turbine Efficiency using Actual and Isentropic Shaft Work Formula Elements

Variables

Turbine Efficiency

Turbine Efficiency is the ratio of actual work output of the turbine to the net input energy supplied in the form of fuel.

Symbol: η_T

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Turbine Efficiency

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

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)

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 Turbine Efficiency using Actual and Isentropic Shaft Work?

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

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

FAQs on Turbine Efficiency using Actual and Isentropic Shaft Work

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

The formula of Turbine Efficiency using Actual and Isentropic Shaft Work is expressed as Turbine Efficiency = Actual Shaft Work/Shaft Work (Isentropic). Here is an example- 0.827586 = 120/145.

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

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

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Turbine Efficiency using Actual and Isentropic Shaft Work Formula

Turbine Efficiency using Actual and Isentropic Shaft Work Example

Turbine Efficiency using Actual and Isentropic Shaft Work Solution

Turbine Efficiency using Actual and Isentropic Shaft Work Formula Elements

Other formulas in Application of Thermodynamics to Flow Processes category

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

FAQs on Turbine Efficiency using Actual and Isentropic Shaft Work

Variable Name