Equivalence ratio (phi)
The ratio of actual fuel supply rate to the stoichiometric fuel supply rate for the available air. Values below 1 indicate fuel-controlled (lean) combustion; values above 1 indicate ventilation-controlled (rich) combustion.
The ratio of actual fuel supply rate to the stoichiometric fuel supply rate for the available air. Values below 1 indicate fuel-controlled (lean) combustion; values above 1 indicate ventilation-controlled (rich) combustion.
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