车用发动机匹配的动力性与经济性分析计算  

Analysis and Calculation on Performance and Fuel Economy of Vehicle Diesel Engines

作　　者：凌建群 

机构地区：[1]上海柴油机股份有限公司,上海200438

出　　处：《柴油机设计与制造》2007年第2期18-22,共5页Design and Manufacture of Diesel Engine

摘　　要：对车用发动机与汽车底盘的模型进行了简化,并建立了汽车加速过程的计算方法。通过实例计算,分析了发动机参数、汽车底盘参数变化对汽车加速时间、油耗的影响,阐述了汽车加速性与动力性的关系。Simplification was made to a model of engine and vehicle chassis and a calculation method was created to investigate acceleration process of a vehicle through some examples, the influences of any changes in engines and chassis on vehicle acceleration and fuel economy are analyzed, and the relationship between vehicle acceleration and fuel consumption are explained.

关 键 词：发动机 汽车 燃油耗率 加速性 计算方法 

分 类 号：U464[机械工程—车辆工程]