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Thermal Efficiency using Friction Power Formula

GoThermal Efficiency of Diesel Engine Power Plant Formula

GoThermal Efficiency using Indicated Power and Fuel Consumption Rate Formula

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Indicated Thermal Efficiency is a measure of the engine's ability to convert the chemical energy in the fuel into useful mechanical work, based on the energy released during the combustion process. Check FAQs

ITE = BTE \cdot (\frac{P f + P 4b}{P 4b})

ITE - Indicated Thermal Efficiency?BTE - Brake Thermal Efficiency?P_f - Friction Power?P_4b - Brake Power of 4 Stroke?

Thermal Efficiency using Friction Power Example

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Here is how the Thermal Efficiency using Friction Power equation looks like with Values.

Here is how the Thermal Efficiency using Friction Power equation looks like with Units.

Here is how the Thermal Efficiency using Friction Power equation looks like.

0.5047 = 0.37 \cdot (\frac{2016 + 5537}{5537})

0.5047 = 0.37 \cdot (\frac{2016kW + 5537kW}{5537kW})

0.5047 = 0.37 \cdot (\frac{2016 + 5537}{5537})

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Thermal Efficiency using Friction Power Solution

Follow our step by step solution on how to calculate Thermal Efficiency using Friction Power?

FIRST Step Consider the formula

ITE = BTE \cdot (\frac{P f + P 4b}{P 4b})

Next Step Substitute values of Variables

∴

ITE = 0.37 \cdot (\frac{2016kW + 5537kW}{5537kW})

Next Step Convert Units

∴

ITE = 0.37 \cdot (\frac{2E+6W + 5.5E+6W}{5.5E+6W})

Next Step Prepare to Evaluate

∴

ITE = 0.37 \cdot (\frac{2E+6 + 5.5E+6}{5.5E+6})

Next Step Evaluate

∴

ITE = 0.504715549936789

LAST Step Rounding Answer

∴

ITE = 0.5047

Thermal Efficiency using Friction Power Formula Elements

Variables

Indicated Thermal Efficiency

Indicated Thermal Efficiency is a measure of the engine's ability to convert the chemical energy in the fuel into useful mechanical work, based on the energy released during the combustion process.

Symbol: ITE

Measurement: NAUnit: Unitless

Note: Value should be less than 1.

Formulas to find Indicated Thermal Efficiency

Brake Thermal Efficiency

Brake Thermal Efficiency is defined as the ratio of the net work output of the engine to the energy input from the fuel, expressed as a percentage.

Symbol: BTE

Measurement: NAUnit: Unitless

Note: Value should be less than 1.

Formulas to find Brake Thermal Efficiency

Friction Power

Friction Power refers to the power that is lost due to friction between the moving parts of the engine.

Symbol: P_f

Measurement: PowerUnit: kW

Note: Value should be greater than 0.

Formulas to find Friction Power

Brake Power of 4 Stroke

Brake Power of 4 Stroke is the output of the engine at the shaft measured by a dynamometer in a 4 stroke diesel engine.

Symbol: P_4b

Measurement: PowerUnit: kW

Note: Value should be greater than 0.

Formulas to find Brake Power of 4 Stroke

Other Formulas to find Indicated Thermal Efficiency

Go Thermal Efficiency of Diesel Engine Power Plant

ITE = \frac{BTE}{η m}

Go Thermal Efficiency using Indicated Power and Fuel Consumption Rate

ITE = \frac{P 4i}{m f \cdot CV}

Go Thermal Efficiency using Indicated Power and Brake Power

ITE = BTE \cdot \frac{P 4i}{P 4b}

Go Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure

ITE = BTE \cdot \frac{IMEP}{BMEP}

Other formulas in Diesel Engine Power Plant category

Go Area of Piston given Piston Bore

A = (\frac{π}{4}) \cdot B^{2}

Go Work Done per Cycle

W = IMEP \cdot A \cdot L

Go Indicated Power of 2 Stroke Engine

P i2 = \frac{IMEP \cdot A \cdot L \cdot N \cdot N c}{60}

Go Indicated Power of 4 Stroke Engine

P 4i = \frac{IMEP \cdot A \cdot L \cdot (\frac{N}{2}) \cdot N c}{60}

How to Evaluate Thermal Efficiency using Friction Power?

Thermal Efficiency using Friction Power evaluator uses Indicated Thermal Efficiency = Brake Thermal Efficiency*((Friction Power+Brake Power of 4 Stroke)/Brake Power of 4 Stroke) to evaluate the Indicated Thermal Efficiency, The Thermal Efficiency using Friction Power formula is defined as a term used to describe the efficiency of an internal combustion engine (ICE). It is a measure of how effectively an ICE converts the energy stored in the fuel into useful mechanical work. Indicated Thermal Efficiency is denoted by ITE symbol.

How to evaluate Thermal Efficiency using Friction Power using this online evaluator? To use this online evaluator for Thermal Efficiency using Friction Power, enter Brake Thermal Efficiency (BTE), Friction Power (P_f) & Brake Power of 4 Stroke (P_4b) and hit the calculate button.

FAQs on Thermal Efficiency using Friction Power

What is the formula to find Thermal Efficiency using Friction Power?

The formula of Thermal Efficiency using Friction Power is expressed as Indicated Thermal Efficiency = Brake Thermal Efficiency*((Friction Power+Brake Power of 4 Stroke)/Brake Power of 4 Stroke). Here is an example- 0.504716 = 0.37*((2016000+5537000)/5537000).

How to calculate Thermal Efficiency using Friction Power?

With Brake Thermal Efficiency (BTE), Friction Power (P_f) & Brake Power of 4 Stroke (P_4b) we can find Thermal Efficiency using Friction Power using the formula - Indicated Thermal Efficiency = Brake Thermal Efficiency*((Friction Power+Brake Power of 4 Stroke)/Brake Power of 4 Stroke).

What are the other ways to Calculate Indicated Thermal Efficiency?

Here are the different ways to Calculate Indicated Thermal Efficiency-

Indicated Thermal Efficiency=Brake Thermal Efficiency/Mechanical Efficiency
Indicated Thermal Efficiency=Indicated Power of 4 Stroke/(Fuel Consumption Rate*Calorific Value)
Indicated Thermal Efficiency=Brake Thermal Efficiency*Indicated Power of 4 Stroke/Brake Power of 4 Stroke

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