转速拓展下喷油策略对柴油机低负荷预混燃烧的影响

范超, 鹿盈盈, 刘一泽

Effect of Injection Strategy on Low Load Premixed Combustion of a Diesel Engine in Engine Speed Extension

FAN Chao, LU Yingying, LIU Yize

图12 中转速下原机工况预喷50%与40%两次喷射当量比分布

Fig.12 Equivalent ratio distribution of two injections at a pre-injection of 50% and 40% in original engine at a medium speed