AMT轻型商用车车重计算方法研究  

Research on Calculation Method for Weight of AMT Light Commercial Vehicles

作　　者：李轩 鲁坤剑 马泽超 Li Xuan;Lu Kunjian;Ma Zechao

机构地区：[1]法士特汽车传动工程研究院,710119

出　　处：《工程机械》2024年第8期145-148,I0017,共5页Construction Machinery and Equipment

摘　　要：车重是AMT车辆控制系统的一个重要变量,可以影响车辆驾驶舒适性和燃油经济性。以装备了6挡AMT轻卡车型为研究对象,对车辆动态行驶过程进行动力学分析,根据车辆动力学理论计算车重,采用卡尔曼滤波方法优化车重计算结果,在公共道路进行实车测试验证,试验结果表明:该车重计算方法能够很好满足AMT轻型商用车车重计算要求,车重计算结果准确,提高车辆起步和换挡舒适性,降低车辆油耗,具有很强的实用性。Vehicle weight is an important variable of AMT vehicle control system,which can affect driving comfort and fuel economy.Taking a 6-speed AMT light truck as the research object,the dynamic travelling process of the vehicle is analyzed dynamically,the vehicle weight is calculated based on the vehicle dynamics theory,the Kaman filter method is adopted to optimize the vehicle weight calculation result,and real vehicle tests are carried out on public roads for verification.The test results show that the vehicle weight calculation method can meet the weight calculation requirements of AMT light commercial vehicles well,with an accurate vehicle weight calculation result,improve the vehicle starting and shifting comfort,reduce fuel consumption and have strong practicality.

关 键 词：机械式自动变速器(AMT) 车重计算 卡尔曼滤波 实车验证 

分 类 号：U463.6[机械工程—车辆工程] U463.212[交通运输工程—载运工具运用工程]