本文对涡流室式柴油机在冷起动条件下主、副燃烧室内燃油喷雾和着火过程进行了高速摄影。
The high speed photography was applied to visualize the fuel spray and ignition process in main and prechamber in a swirl type diesel engine at cold starting condition.
首次对吊钟型涡流室式柴油机的流场进行了3维计算，计算结果与LDV实验结果具有良好的一致性。
The three dimensional flow field for the bell type swirl chamber diesel engine is first calculated. The calculated results and LDV measured data are compared, which show fairly good agreement.
试验结果表明，当这种喷油器运用于涡流室式柴油机时，可以起到降低发动机燃油消耗与排气烟度的作用；
The results showed that, when the mixture was used to the diesel engine with swirl chamber the engine performance including fuel economy and smoke emission could be improved remarkably.
在175F涡流预燃室风冷柴油机的基础上更换气缸盖、活塞等零件，改成新的175F直喷式燃烧室风冷柴油机。
Based on the 175F type swirlprechamber air cooling diesel engine, through redesigning cylinder head and piston etc. , new 175F type direct injection air cooling diesel engine is formed.
在175F涡流预燃室风冷柴油机的基础上更换气缸盖、活塞等零件，改成新的175F直喷式燃烧室风冷柴油机。
Based on the 175F type swirlprechamber air cooling diesel engine, through redesigning cylinder head and piston etc. , new 175F type direct injection air cooling diesel engine is formed.
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