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重度混合动力汽车燃油经济性和排放多目标优化
引用本文:隗寒冰,秦大同,段志辉,陈淑江. 重度混合动力汽车燃油经济性和排放多目标优化[J]. 汽车工程, 2011, 33(11): 937-941,936
作者姓名:隗寒冰  秦大同  段志辉  陈淑江
作者单位:1. 重庆大学,机械传动国家重点实验室,重庆400044;重庆交通大学机电与汽车工程学院,重庆400074
2. 重庆大学,机械传动国家重点实验室,重庆400044
3. 重庆长安新能源汽车有限公司,重庆,401120
基金项目:国家863计划重大专项(2006AA11A107); 重庆市重大科技攻关项目(CSTC2008AA6025)资助
摘    要:考虑重度混合动力汽车运行模式切换时发动机频繁起停对油耗的影响,建立了整车动态仿真模型和综合考虑燃油消耗和排放的多目标优化模型,采用简化控制变量的动态规划算法并结合自动变速器经济性换挡规律,在NEDC工况下对多目标优化模型进行仿真.结果表明,发动机的频繁起停对整车燃油消耗有显著影响,采用动态规划算法可全局优化整车燃油经济...

关 键 词:混合动力汽车  发动机起停  动态规划  多目标优化

Multi-objective Optimization for the Fuel Economy and Emissions of Full Hybrid Electric Vehicle
Wei Hanbing,Qin Datong,Duan Zhihui,Chen Shujiang. Multi-objective Optimization for the Fuel Economy and Emissions of Full Hybrid Electric Vehicle[J]. Automotive Engineering, 2011, 33(11): 937-941,936
Authors:Wei Hanbing  Qin Datong  Duan Zhihui  Chen Shujiang
Affiliation:Wei Hanbing1,2,Qin Datong1,Duan Zhihui3 & Chen Shujiang1 1.Chongqing University,State Key Laboratory of Mechanical Transmission,Chongqing 400044,2.College of Mechantronics and Automobile Engineering,Chongqing Jiaotong University,Chongqing 400074,3.Chongqing Chang'an New Energy Automobile Co.,Ltd.,Chongqing 401120
Abstract:Taking into account the effects of frequent engine start/stop on fuel consumption during operation mode switch of a full hybrid electric vehicle,a vehicle dynamic simulation model and a multi-objective optimization model with concurrent consideration of fuel consumption and emissions are established.By adopting dynamic programming algorithm with simplified control variables,combined with economic shift schedule of automatic transmission,a simulation on multi-objective optimization model with NEDC driving cy...
Keywords:hybrid electric vehicle  engine start/stop  dynamic programming  multi-objective optimization  
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