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Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure 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{IMEP}{BMEP}

ITE - Indicated Thermal Efficiency?BTE - Brake Thermal Efficiency?IMEP - Indicated Mean Effective Pressure?BMEP - Brake Mean Effective Pressure?

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

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Here is how the Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure equation looks like with Values.

Here is how the Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure equation looks like with Units.

Here is how the Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure equation looks like.

0.5053 = 0.37 \cdot \frac{6.5}{4.76}

0.5053 = 0.37 \cdot \frac{6.5Bar}{4.76Bar}

0.5053 = 0.37 \cdot \frac{6.5}{4.76}

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

Follow our step by step solution on how to calculate Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure?

FIRST Step Consider the formula

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

Next Step Substitute values of Variables

∴

ITE = 0.37 \cdot \frac{6.5Bar}{4.76Bar}

Next Step Convert Units

∴

ITE = 0.37 \cdot \frac{650000Pa}{476000Pa}

Next Step Prepare to Evaluate

∴

ITE = 0.37 \cdot \frac{650000}{476000}

Next Step Evaluate

∴

ITE = 0.505252100840336

LAST Step Rounding Answer

∴

ITE = 0.5053

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

Indicated Mean Effective Pressure

Indicated Mean Effective Pressure can be thought of as the pressure that persists in the cylinder during the entirety of one cycle of the engine.

Symbol: IMEP

Measurement: PressureUnit: Bar

Note: Value should be greater than 0.

Formulas to find Indicated Mean Effective Pressure

Brake Mean Effective Pressure

Brake Mean Effective Pressure is a measure of the average pressure exerted on the piston during the power stroke, and is calculated by dividing net work output of engine by the displacement volume.

Symbol: BMEP

Measurement: PressureUnit: Bar

Note: Value should be greater than 0.

Formulas to find Brake Mean Effective Pressure

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 Friction Power

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

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 Indicated Mean Effective Pressure and Break Mean Effective Pressure?

Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure evaluator uses Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure to evaluate the Indicated Thermal Efficiency, The Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure 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 Indicated Mean Effective Pressure and Break Mean Effective Pressure using this online evaluator? To use this online evaluator for Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure, enter Brake Thermal Efficiency (BTE), Indicated Mean Effective Pressure (IMEP) & Brake Mean Effective Pressure (BMEP) and hit the calculate button.

FAQs on Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure

What is the formula to find Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure?

The formula of Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure is expressed as Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure. Here is an example- 0.505252 = 0.37*650000/476000.

How to calculate Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure?

With Brake Thermal Efficiency (BTE), Indicated Mean Effective Pressure (IMEP) & Brake Mean Effective Pressure (BMEP) we can find Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure using the formula - Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure.

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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