汽车电子网络化发展趋势.docVIP

摘　要 本文介绍了并联式混合动力汽车CAN通信技术的研究。并联式混合动力汽车与传统内燃机汽车相比增加了驱动电机，启动电机，对整车能量进行合理分配才能实现整车控制策略、体现混合动力汽车的优势。使用CAN总线构建整车通信网络，能够将车辆上主要的控制单元联系起来，可靠实时地实现指令传输和参数交换，并根据多能源管理系统预先设定的控制程序，依照控制策略实现动力源的合理分配。 论文在研究混合动力汽车结构和CAN总线技术的基础上，构建了基于CAN总线的混合动力汽车CAN通信网络，设计混合动力汽车CAN通行协议，给出了CAN通信节点的软、硬件设计。 关键词 : 混合动力汽车, CAN , 分布式控制, 能源总成控制系统 Abstract ： This article describes the parallel hybrid electric vehicle CAN Communication Technology。Parallel hybrid electric vehicle compared with conventional internal combustion engine to increase the drive motor vehicle, start the motor, the energy of the vehicle to achieve the reasonable allocation of vehicle control strategy, reflecting the advantages of hybrid cars。Construction of vehicle using the CAN bus communication network, can be the vehicle linked to the main control unit, to achieve reliable transmission of orders in real time and parameter exchange, and energy management systems according to more than pre-control procedures, according to control strategy to achieve power sources reasonable distribution. Papers in the structure of hybrid vehicles and CAN bus technology based on the CAN bus based building hybrid vehicles CAN communication network, design hybrid vehicles CAN access protocol, gives the CAN communication node hardware and software design. KEY WORDS: Hybrid electrical vehicle; CAN bus; Vehicle management unit; Electrical control units; Technical application 目 录 1绪论……………………………………………………………………5 1.1汽车电子的网络化发展趋势………………………………………5 1.2 CAN总线在汽车中的应用…………………………………………5 1.3 CAN总线在混合动力汽车中的应用………………………………6 1.3.1 混合动力汽车简介 …………………………………………6 1.3.2 基于CAN总线的混合动力汽车 ……………………………8 1.4 本文主要研究论文…………………………………………………8 2 混合动力汽车CAN通信网络设计……………………………………8 2.1 CAN总线简介 ………………………………………………………8 2.1.1 CAN总线特性 ………………………………………………10 2.2 混合动力汽车CAN通信网络的构建 ……………………………10 2.2.1 混合动力汽车构成…………………………………………10 2.2.2混合动力汽车CAN通信网络的构建 ………………………11 2.2.3 混合电动汽车CAN通信协议……………………………12 2.3 本章小结 …………………………………………………………15 3 混合动力汽车CAN通信节点的设计 ………………………………15 3.1 CAN控制器SJA1000简介…………………………………………15 3.2 TMS32