Research on cycle-by-cycle variations of an SI engine with hydrogen direct injection under lean burn conditions
Keywords: گردش بازگشتی گاز اگزوز; SI; spark ignition; LPG; liquefied petroleum gas; CI; compression ignition; CO; carbon monoxide; HC; hydrocarbon; CNG; compressed natural gas; EGR; exhaust gas recirculation; REGR; reformed exhaust gas recirculation; PM; particulate matter; GDI; gasoline