LCM calculator

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

Engineering Chemistry Financial Health More >>

↳

Electrical Chemical Engineering Civil Electronics More >>

⤿

Power Plant Operations Circuit Graph Theory Control System Electrical Circuit More >>

⤿

Diesel Engine Power Plant Hydroelectric Power Plant Power Plant Operational Factors Thermal Power Plant

✖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.ⓘ Brake Thermal Efficiency [BTE]			+10% -10%
✖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.ⓘ Indicated Mean Effective Pressure [IMEP]			+10% -10%
✖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.ⓘ Brake Mean Effective Pressure [BMEP]			+10% -10%

✖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.ⓘ Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure [ITE]

⎘ Copy

👎

Formula

LaTeX

Reset

👍

Download Diesel Engine Power Plant Formulas PDF PDF Image

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

STEP 0: Pre-Calculation Summary

Formula Used

Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure
ITE = BTE*IMEP/BMEP
This formula uses 4 Variables

Variables Used

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.
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.
Indicated Mean Effective Pressure - (Measured in Pascal) - 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.
Brake Mean Effective Pressure - (Measured in Pascal) - 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.

STEP 1: Convert Input(s) to Base Unit

Brake Thermal Efficiency: 0.37 --> No Conversion Required
Indicated Mean Effective Pressure: 6.5 Bar --> 650000 Pascal (Check conversion here)
Brake Mean Effective Pressure: 4.76 Bar --> 476000 Pascal (Check conversion here)

STEP 2: Evaluate Formula

Substituting Input Values in Formula

ITE = BTE*IMEP/BMEP --> 0.37*650000/476000

Evaluating ... ...

ITE = 0.505252100840336

STEP 3: Convert Result to Output's Unit

0.505252100840336 --> No Conversion Required

FINAL ANSWER

0.505252100840336 ≈ 0.505252 <-- Indicated Thermal Efficiency

(Calculation completed in 00.004 seconds)

You are here -

Home » Engineering » Electrical » Power Plant Operations » Diesel Engine Power Plant » Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure

Credits

Created by Nisarg

Indian Institute of Technology,Roorlee (IITR), Roorkee

Nisarg has created this Calculator and 100+ more calculators!

Verified by Parminder Singh

Chandigarh University (CU), Punjab

Parminder Singh has verified this Calculator and 500+ more calculators!

< Diesel Engine Power Plant Calculators

Indicated Power of 2 Stroke Engine

LaTeX Go Indicated Power of 2 Stroke Engine = (Indicated Mean Effective Pressure*Piston Area*Stroke of Piston*RPM*Number of Cylinders)/60

Indicated Power of 4 Stroke Engine

LaTeX Go Indicated Power of 4 Stroke = (Indicated Mean Effective Pressure*Piston Area*Stroke of Piston*(RPM/2)*Number of Cylinders)/60

Work Done per Cycle

LaTeX Go Work = Indicated Mean Effective Pressure*Piston Area*Stroke of Piston

Area of Piston given Piston Bore

LaTeX Go Piston Area = (pi/4)*Piston Bore^2

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

LaTeX Go

Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure
ITE = BTE*IMEP/BMEP

What is the relation between indicated power brake power and friction power?

The difference between indicated power and brake power is as follows. First of all, by indicated power we mean GROSS indicated power, the total work done by gas on piston during compression and power strokes. The brake power is the power available at the dynamometer. The difference is called friction power.

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

Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure calculator uses Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure to calculate 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 calculate Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure using this online calculator? To use this online calculator 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. Here is how the Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure calculation can be explained with given input values -> 0.505252 = 0.37*650000/476000.

FAQ

What is Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure?

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 and is represented as ITE = BTE*IMEP/BMEP or Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure. 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, 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 & 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.

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

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 is calculated using Indicated Thermal Efficiency = Brake Thermal Efficiency*Indicated Mean Effective Pressure/Brake Mean Effective Pressure. To calculate Thermal Efficiency using Indicated Mean Effective Pressure and Break Mean Effective Pressure, you need Brake Thermal Efficiency (BTE), Indicated Mean Effective Pressure (IMEP) & Brake Mean Effective Pressure (BMEP). With our tool, you need to enter the respective value for Brake Thermal Efficiency, Indicated Mean Effective Pressure & Brake Mean Effective Pressure and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

How many ways are there to calculate Indicated Thermal Efficiency?

In this formula, Indicated Thermal Efficiency uses Brake Thermal Efficiency, Indicated Mean Effective Pressure & Brake Mean Effective Pressure. We can use 3 other way(s) to calculate the same, which is/are as follows -

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

Home

FREE PDFs

🔍 Search