positive ignition engine definition

positive ignition engine or ‘PI engine’ means a combustion engine working according to the principles of the ‘Otto’ cycle;
positive ignition engine means an internal combustion engine in which combustion is initiated by a localised high temperature in the combustion chamber produced by energy supplied from a source external to the engine;
positive ignition engine means a combustion engine working according to the principles of the ‘Otto’ combustion process and is abbreviated as PI engine;

More Definitions of positive ignition engine

positive ignition engine or "PI engine" means a combustion engine working according to the principles of the "▇▇▇▇" cycle;
positive ignition engine means an engine in which combustion is initiated by a localised high temperature in the cylinder produced by energy supplied from a source external to the cylinder];