Indicated mean effective pressure given mechanical efficiency Calculator

✖Brake Mean Effective Pressure is a calculation of the engine cylinder pressure that would give the measured brake horsepower.ⓘ Brake Mean Effective Pressure [P_mb]			+10% -10%
✖Mechanical Efficiency of IC Engine is defined as the ratio of brake power (delivered power) to the indicated power (power provided to the piston).ⓘ Mechanical Efficiency of IC Engine [η_m]			+10% -10%

✖Indicated Mean Effective Pressure is the average pressure acting on a piston during the different portions of its cycle.ⓘ Indicated mean effective pressure given mechanical efficiency [P_ime]

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Indicated mean effective pressure given mechanical efficiency Solution

STEP 0: Pre-Calculation Summary

Formula Used

Indicated Mean Effective Pressure = Brake Mean Effective Pressure/Mechanical Efficiency of IC Engine
P_ime = P_mb/η_m
This formula uses 3 Variables

Variables Used

Indicated Mean Effective Pressure - (Measured in Pascal) - Indicated Mean Effective Pressure is the average pressure acting on a piston during the different portions of its cycle.
Brake Mean Effective Pressure - (Measured in Pascal) - Brake Mean Effective Pressure is a calculation of the engine cylinder pressure that would give the measured brake horsepower.
Mechanical Efficiency of IC Engine - Mechanical Efficiency of IC Engine is defined as the ratio of brake power (delivered power) to the indicated power (power provided to the piston).

STEP 1: Convert Input(s) to Base Unit

Brake Mean Effective Pressure: 350 Pascal --> 350 Pascal No Conversion Required
Mechanical Efficiency of IC Engine: 0.8 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

P_ime = P_mb/η_m --> 350/0.8

Evaluating ... ...

P_ime = 437.5

STEP 3: Convert Result to Output's Unit

437.5 Pascal --> No Conversion Required

FINAL ANSWER

437.5 Pascal <-- Indicated Mean Effective Pressure

(Calculation completed in 00.020 seconds)

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Credits

Created by Syed Adnan

Ramaiah University of Applied Sciences (RUAS), bangalore

Syed Adnan has created this Calculator and 200+ more calculators!

Verified by Anshika Arya

National Institute Of Technology (NIT), Hamirpur

Anshika Arya has verified this Calculator and 2500+ more calculators!

< For 4 Stroke Engine Calculators

Indicated Power of Four-stroke Engine

LaTeX Go Indicated Power = (Number of Cylinders*Mean Effective Pressure*Stroke Length*Area of Cross Section*(Engine Speed))/(2)

Brake Mean Effective Pressure of 4S Engines given Brake power

LaTeX Go Brake Mean Effective Pressure = (2*Brake Power)/(Stroke Length*Area of Cross Section*(Engine Speed))

Bmep given engine torque

LaTeX Go Brake Mean Effective Pressure = (2*pi*Engine Torque*Engine Speed)/Mean Piston Speed

Horsepower of engine

LaTeX Go Horsepower of Engine = (Engine Torque*Engine RPM)/5252

Indicated mean effective pressure given mechanical efficiency Formula

LaTeX Go

Indicated Mean Effective Pressure = Brake Mean Effective Pressure/Mechanical Efficiency of IC Engine
P_ime = P_mb/η_m

What is indicated mean effective pressure?

The mean effective pressure (MEP) is a quantity relating to the operation of a reciprocating engine and is a measure of an engine's capacity to do work that is independent of engine displacement.When quoted as an indicated mean effective pressure (IMEP), it may be thought of as the average pressure acting on a piston during the different portions of its cycle.

How to Calculate Indicated mean effective pressure given mechanical efficiency?

Indicated mean effective pressure given mechanical efficiency calculator uses Indicated Mean Effective Pressure = Brake Mean Effective Pressure/Mechanical Efficiency of IC Engine to calculate the Indicated Mean Effective Pressure, The Indicated mean effective pressure given mechanical efficiency formula is defined as the average pressure acting on a piston during the different portions of its cycle. Indicated Mean Effective Pressure is denoted by P_ime symbol.

How to calculate Indicated mean effective pressure given mechanical efficiency using this online calculator? To use this online calculator for Indicated mean effective pressure given mechanical efficiency, enter Brake Mean Effective Pressure (P_mb) & Mechanical Efficiency of IC Engine (η_m) and hit the calculate button. Here is how the Indicated mean effective pressure given mechanical efficiency calculation can be explained with given input values -> 437.5 = 350/0.8.

FAQ

What is Indicated mean effective pressure given mechanical efficiency?

The Indicated mean effective pressure given mechanical efficiency formula is defined as the average pressure acting on a piston during the different portions of its cycle and is represented as P_ime = P_mb/η_m or Indicated Mean Effective Pressure = Brake Mean Effective Pressure/Mechanical Efficiency of IC Engine. Brake Mean Effective Pressure is a calculation of the engine cylinder pressure that would give the measured brake horsepower & Mechanical Efficiency of IC Engine is defined as the ratio of brake power (delivered power) to the indicated power (power provided to the piston).

How to calculate Indicated mean effective pressure given mechanical efficiency?

The Indicated mean effective pressure given mechanical efficiency formula is defined as the average pressure acting on a piston during the different portions of its cycle is calculated using Indicated Mean Effective Pressure = Brake Mean Effective Pressure/Mechanical Efficiency of IC Engine. To calculate Indicated mean effective pressure given mechanical efficiency, you need Brake Mean Effective Pressure (P_mb) & Mechanical Efficiency of IC Engine (η_m). With our tool, you need to enter the respective value for Brake Mean Effective Pressure & Mechanical Efficiency of IC Engine and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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