基于CAN总线的汽车组合仪表行车电脑算法及软件实现研究  

The Automobile Trip Computer Algorithms and Software DesignAnalysis in CAN Based Instrument Cluster

作　　者：丁家俊 DING Jiajun(Yanfeng International Technology Center,Shanghai 200233,China)

机构地区：[1]延锋国际技术中心,上海200233

出　　处：《汽车零部件》2020年第12期50-54,共5页Automobile Parts

摘　　要：对CAN总线汽车组合仪表中行车电脑的基本概念进行了阐述,从统计学和预测学的角度对汽车瞬时油耗、平均油耗、平均车速、续航里程的计算过程进行了分析,结合整车实际开发需求设计了一套可行的计算方法,并给出了软件设计流程图。The concept of trip computer in CAN based instrument cluster was described,the calculation process of instantaneous fuel economy,average fuel economy,average speed and distance to empty was analyzed from a statistical and predictions point of view,a feasible calculation algorithm was developed to meet the actual developing requirement from customers,and software design flowcharts were given as well.

关 键 词：行车电脑 瞬时油耗 平均油耗 平均车速 续航里程 

分 类 号：U462.1[机械工程—车辆工程]