In this study, we investigated the effects of canola oil biodiesel (BD) to improve combustion and exhaust emissions in … combustion pressure and indicated mean effective pressure (IMEP) decreased slightly at the low engine speed of 1500 rpm, while … of 2000 rpm with exhaust gas recirculation (EGR) rates of 0%, 10%, 20%, and 30%, the combustion pressure and IMEP tended …

fuels, as well as to reduce the CO₂ emissions of internal combustion engines. The present paper describes an … observed in terms of soot concentration is 37.5%, at 1200 rpm. The combustion analysis revealed that the main differences among … the fuels occur in the first phase of combustion: the burn rate is slower for biodiesel blends at low speeds, and faster …

combustion performance, exhaust emissions and particle emission characteristics in a small direct injection diesel engine under … the crank angle to examine the effects of early injection of DME fuel. The combustion pressures and heat release rates for … combustion exhibited very little soot emission, but soot emission increased slightly with EGR rate. The use of high EGR during …