针对新型、高性能汽油机射流燃烧系统 ,依据不同工况下同步实测的示功图、空燃比、排放指标及其它性能参数 ,首先运用新建立的准维燃烧放热模型 ,较精确地计算了燃烧放热率 ,归纳了该系统所独具的燃烧放热规律 ;然后根据各项试验结果 ,从有效热效率、理论热效率、相对热效率及燃料燃烧热利用效率出发 ,综合地评价了该系统燃烧过程的完善性 Aimed at the jet combustion system of new type and high performance gasoline engine, the newly established quasi-dimensional combustion exothermic model was first used to calculate the combustion more accurately according to the synchronous measurement of dynamometer, air-fuel ratio, emission and other performance parameters under different operating conditions. According to the results of the experiments, the effective thermal efficiency, theoretical thermal efficiency, relative thermal efficiency and fuel combustion heat utilization efficiency were evaluated based on a comprehensive evaluation of the combustion process of the system Perfect sex