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介绍了汽车燃料经济性动力性模拟程序和提高程序精度的途径。利用该程序及寻优技术和实车道路试验,对CA141型载货汽车动力系统进行了合理匹配,使动力性改善3.9％,燃料经济性改善5.4％。
The fuel economy dynamics simulation program and the way to improve program accuracy are introduced. Using this program and optimization technology and actual vehicle road test, the power system of CA141 truck is reasonably matched, improving power performance by 3.9% and fuel economy by 5.4%.