
Effects of valve timing, valve lift and exhaust backpressure on performance and gas exchanging of a two-stroke GDI engine with overhead valves
Keywords: AFRCYL, in-cylinder air/fuel ratio; AFREXH, exhaust air/fuel ratio; ATDC, after top dead centre; BDC, bottom dead centre; BP, backpressure; CA, crank angle; CAI, controlled auto-ignition; CE, charging efficiency; CP, specific heat of air at constant press