【摘要】 概述了世界各国涡轮增压柴油机运用废气再循环 (EGR)技术降低排放的发展状况 ,介绍并比较了内部EGR系统、在进排气管装有节流阀的EGR系统、对废气加压的EGR系统、装文曲利管的EGR系统、利用进排气管的压力波动的EGR系统以及有变截面涡轮等典型的废气再循环系统。指出应针对不同的排放法规采取相应的EGR措施。更多还原

【Abstract】 The paper presents a survey of EGR systems for turbocharged diesel engines.Varieties of EGR systems are introduced andevaluated such as with exhaust valve second open,with throttle at intake pipe or exhaust pipe,pressurized exhaust gas,with venturi,applied exhaust pressure pulse and with VGT.更多还原