Results of test bed were consistent with those of simulative calculation on whole and the engine performance was improved in all respects.
台架试验表明，实验结果与模拟计算基本一致，并使492Q型汽油机性能得到全面提高。
On the basis of the thermodynamics model of two-spool turbofan engine, performance of two-spool turbofan engine was improved by after-burning between high and low turbines.
基于双轴涡扇发动机热力学模型，采用高低压涡轮间补燃的方法，实现了对发动机性能的改善。
The comparison between improved and original engine was carried out. The results show that the start performance, stability and emission at rated conditions can reach the level of the original engine.
在此基础上自行完成电控单元的设计，并在发动机台架上进行了对比试验，起动、稳定性控制和标定点排放指标都达到原机电控单元控制水平。
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.
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.
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；
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