Expansion Ratio in IC Engine Formulas

Expansion ratio is the ratio of cylinder volume after compression (highest pressure) to volume at exhaust (lowest pressure). And is denoted by e.

IC Engine formulas that make use of Expansion Ratio

fxThermal Efficiency of Atkinson CycleGo

What is the Expansion Ratio?

Expansion ratio is the ratio of cylinder volume after compression (highest pressure) to volume at exhaust (lowest pressure).

Can the Expansion Ratio be negative?

{YesorNo}, the Expansion Ratio, measured in {OutputVariableMeasurementName} {CanorCannot} be negative.

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