某城市客车动力性和经济性改进设计

Improvement Design for City Bus Power and Economy Performance

主要阐述某城市客车的动力性和经济性指标与设计要求相差较大的情况下,通过改进排气系统、冷却系统的结构布置,使之有较大改善,为车辆的设计提供参考。

The authors primarily introduce the improvement design for a city bus power and economy performance because of differences between the design requirements and the test results.By reforming the exhaust system and water cooling system structure,the power performance and economy performance have a better improvement.