缸内最高燃烧压力随空燃比的增大而减小，随丙烷比例的增加而增大；
The results show that the combustion duration decreases with the increase of air-fuel ratio and propane proportion;
计算了双燃料发动机最高燃烧压力循环变动，找出了它随引燃油量变化的规律。
The variation of maximum cylinder pressure from cycle to cycle is evaluated, and the changing rule of the pilot diesel flow rate is also found out.
对气缸内参数的分析表明，滞燃期缩短，最高燃烧压力降低，燃烧过程较为柔和。
The analysis of combustion parameters in cylinder shows that the ignition delay reduces, peak combustion pressure decreased and combustion process becomes more smooth.
应用推荐