基于CAN总线的混动汽车组合仪表系统设计  

Design of Instrument Cluster System for Hybrid Vehicle Based on CAN Bus

作　　者：赵峰 郝魁 于淑霞 崔广磊 郭丽娜 ZHAO Feng;HAO Kui;YU Shu-xia;CUI Guang-lei;GUO Li-na(Department of Vehicle Engineering,Baotou Vocational and Technical College,Baotou 014030,China)

机构地区：[1]包头职业技术学院车辆工程系,内蒙古包头014030

出　　处：《广州城市职业学院学报》2022年第4期71-79,共9页Journal Of Guangzhou City Polytechnic

基　　金：内蒙古自治区高等学校科学研究项目“基于结构力学理论设计新型凸台网孔式轨下弹性垫板并研究其力学特性”(编号:NJZY22099);“基于OBE理念构建高职院校新能源汽车技术专业‘1+X’证书制度培训与考评模式的探究”(编号:NJSY21097);“纯电动汽车电池组测试与验证平台的研制”(编号:NJZY21101)。

摘　　要：为了使混动汽车仪表系统达到“简单、高效、可靠”的传输特性,基于CAN总线技术设计了一种适用于混动汽车的组合仪表系统。依据CAN总线的技术特点和仪表系统所显示的内容,对仪表系统的整体进行设计,其次根据所需模块,对硬件元件进行选型和相关电路设计,之后在IAR6.3的集成环境中,完成对软件主程序模块和子程序模块的设计与开发,最后在线验证了将CAN总线技术应用于混动汽车组合仪表系统的可行性。研究结果表明:所设计的仪表显示界面具有性价比高、信息传输实时性强、指示内容可靠准确等特点,并且软件系统也满足多功能化和模块化的要求。因此,基于CAN总线的组合仪表系统不仅能满足混动汽车组合仪表的功能需求,而且为组合仪表系统的开发和更新换代提供了广阔的前景。In order to achieve the transmission characteristics of"simplicity,efficiency and reliability"of the instrument system for hybrid vehicle,an instrument cluster system was designed based on the CAN bus.Firstly,according to the technical characteristics of the CAN bus and the content displayed by the instrument system,the overall instrument system was designed.Secondly,the hardware module selection and circuit design were carried out according to the required functional modules.Then,in the integrated environment of IAR6.3,the design and development of the main program and subprogram module were completed,and finally the feasibility of applying CAN bus technology to the instrument cluster system for hybrid vehicle was verified.The research results showed that the display interface of designed instrument was characterized by cost⁃effective performance,strong real⁃time information transmission,reliable and accurate indication content with the software system catering to the requirements of multi⁃function and modularization.Therefore,the instrument cluster system based on the CAN bus can not only meets the functional requirements of the system,but also provides a broad prospect for the development and upgrading of instrument cluster system.

关 键 词：CAN总线技术 混合动力汽车 组合仪表系统 硬件设计 软件设计 

分 类 号：U463.7[机械工程—车辆工程]