车辆制动能量回收与馈送ECU系统设计  

Design of vehicle brake energy recovery and feed ECU system

作　　者：殷建军[1] 姚圣达 董文龙 何笑书 YIN Jianjun;YAO Shengda;DONG Wenlong;HE Xiaoshu(College of Mechanical Engineering,Zhejiang University of Technology,Hangzhou 310014,China)

机构地区：[1]浙江工业大学机械工程学院

出　　处：《浙江工业大学学报》2019年第4期400-405,共6页Journal of Zhejiang University of Technology

摘　　要：针对车辆制动过程中的能量回收问题进行了研究,提出一套液压式制动能量回收再生系统的结构方案。该方案采用了多级可控液压泵/马达作为能量回收及动力合成元件,以32位汽车级芯片KEAZ128作为ECU内核,应用复合滤波方法来提高控制系统采集信息的精度,通过遗传算法对能量回收进行优化控制,最后搭建实验台架,对系统的功能进行验证。结果表明:该系统能实现车辆制动能量回收与馈送,ECU系统功能达到设计要求。Aimed at the problem of energy recovery during vehicle braking,a structural scheme of hydraulic braking energy recovery and regeneration system is proposed.The multistage controllable hydraulic pump/motor is used as the energy recovery and dynamic component,the 32-bit automotive-grade chip KEAZ128 is adapted as the ECU core,the composite filtering method is applied to improve the accuracy of information collected by control system,and through genetic algorithm to optimal control of the energy recovery,the system experiment platform is set up to verify the function of the system.The results show that the system can realize vehicle braking energy recovery and feed,ECU system function meet the design requirements.

关 键 词：KEAZ128 能量回收与馈送 遗传算法 控制策略 

分 类 号：U469.4[机械工程—车辆工程]