行星齿轮混联液压驱动车辆匹配方法研究.pdf

学兔兔 汽 车 工 程 2014年(第36卷)第1期 Automotive Engineering 2014002 行星齿轮混联液压驱动车辆匹配方法的研究水 曾小华 ，杨南南 ，聂利卫 ，谷杰伟。，宋大凤 ，王庆年 (1．吉林大学，汽车仿真与控制国家重点实验室，长春 130025；2．LMS(北京)技术有限公司，北京 100101； 3．郑kLl宇通客车有限公司，郑州 450016) [摘要] 针对带行星机构的液压混联式混合动力客车，提出了基于城市综合循环工况的动力系统关键元件参 数匹配方法。该方法主要以保证车辆动力性为前提，综合考虑整个系统效率，提出“由主及次”的顺序依次确定发 动机、液压元件A与B和蓄能器动力元件功率及其转矩和转速的参数匹配原则，最后确定了整个系统主要元件的 关键参数和选型。通过Matlab／Simulink建模和仿真进行验证，结果表明：所提出的匹配方法完全满足设计要求。 关键词：混合动力液压汽车；行星齿轮；混联构型；参数匹配 A Research on the Parameter Matching of Series—parallel Hybrid Hydraulic Vehicle with Planet—gear Mechanism Zeng Xiaohua ，Yang Nannan ，Nie Liwei ，Gu Jiewei ，Song Dafeng Wang Qingnian 1．Jilin University，State Key Laboratory ofAutomotive Simulation and Control，Changchun 130025；2．LMS China Beijing，Beijing 100101； 3．Zhengzhou Yutong Bus Co．，nd．，Zhengzhou 450016 [Abstract] A parameter matching method for the key components of power system is proposed for a series- parallel hybrid hydraulic vehicle with planet gear mechanism based on urban driving cycle．With ensuring power performance as premise and comprehensively considering the efficiency of whole system，the method puts forward a parameter matching principle of successively determining the power，torque and speed of engine，hydraulic compo— nent A and B and energy accumulator according to the sequence of primary and secondary significance，and the key parameters and type of main components in whole system are determined in the end．Finally a model is set up and a simulation is conducted with Matlab／Simulink for verification．The results show that the matc