Air Mass Flow Rate in Engine Performance Parameters Formulas

Air Mass Flow Rate is the mass of intake air that is flowing per unit time. And is denoted by m_af. Air Mass Flow Rate is usually measured using the Kilogram per Second for Mass Flow Rate. Note that the value of Air Mass Flow Rate is always positive.

Engine Performance Parameters formulas that make use of Air Mass Flow Rate

fxIntake air mass of engine cylinderGo

fxVolumetric Efficiency for 4S enginesGo

fxVolumetric efficiency of IC engineGo

FAQ

What is the Air Mass Flow Rate?

Air Mass Flow Rate is the mass of intake air that is flowing per unit time. Air Mass Flow Rate is usually measured using the Kilogram per Second for Mass Flow Rate. Note that the value of Air Mass Flow Rate is always positive.

Can the Air Mass Flow Rate be negative?

No, the Air Mass Flow Rate, measured in Mass Flow Rate cannot be negative.

What unit is used to measure Air Mass Flow Rate?

Air Mass Flow Rate is usually measured using the Kilogram per Second[kg/s] for Mass Flow Rate. Gram per Second[kg/s], Gram per Hour[kg/s], Milligram per Minute[kg/s] are the few other units in which Air Mass Flow Rate can be measured.

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