By means of the adjustment of the intake charge preheating,the dual combustion mode switchover was realized smoothly on the test engine,which can be used as a platform for.

• 试验结果表明:所开发的双燃烧模式发动机运行可靠,可方便地实现火花点火和均质压燃两种燃烧方式的转换,可作为研究这两种燃烧方式转换的平台。