| 基于大数据技术的纯电动汽车减速器速比优化研究 |
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| 引用本文： | 张洪雷,方运舟,龚春忠,张永.基于大数据技术的纯电动汽车减速器速比优化研究[J].汽车科技,2020(2):10-14. |
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| 作者姓名： | 张洪雷 方运舟 龚春忠 张永 |
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| 作者单位： | 浙江合众新能源汽车有限公司,嘉兴 314000;浙江合众新能源汽车有限公司,嘉兴 314000;浙江合众新能源汽车有限公司,嘉兴 314000;浙江合众新能源汽车有限公司,嘉兴 314000 |
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| 基金项目： | 浙江省科技计划项目(2018C01056)。 |
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| 摘 要： | 针对电动汽车减速器速比匹配问题,本文提出一种基于大数据技术的优化理论,基于MATLAB建模方法对电动汽车速比进行优化设计,获得更接近实际最优状态的减速器速比。该方法可应用于未来汽车的定制化服务中,达成降低能耗、提升续航的目标。实例分析中,使用大数据技术的速比优化相对于使用基于模型的速比优化的情况,电驱动系统效率提高1.34%,百公里能量消耗率降低0.174kWh/100km。
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| 关 键 词： | 减速器速比优化 大数据 汽车工况 汽车能量消耗率 |
Research on Speed Ratio Optimization of Pure Electric Vehicle Reducer Based on Big Data Technology |
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| ZHANG Hong-lei,FANG Yun-zhou,GONG Chun-zhong,ZHANG Yong.Research on Speed Ratio Optimization of Pure Electric Vehicle Reducer Based on Big Data Technology[J].Automobile Science and Technology,2020(2):10-14. |
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| Authors: | ZHANG Hong-lei FANG Yun-zhou GONG Chun-zhong ZHANG Yong |
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| Institution: | (Zhejiang Hozon New Energy Automobile Co.,Ltd.,Jiaxing,Zhejiang 314000,China) |
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| Abstract: | Aiming at the problem of speed ratio matching,this paper presents an optimization theory based on large data technology,and optimizes the speed ratio of electric vehicle based on MATLAB modeling method,so as to obtain a speed ratio closer to the actual optimal state.This method can be applied to customized service of future automobiles to achieve the goal of reducing energy consumption and improving endurance.In the case study,the efficiency of the electric drive system is improved by 1.34%and the energy consumption rate of 100 km is reduced by 0.174 kWh/100 km when the speed ratio optimization using large data technology is compared with that using model-based speed ratio optimization. |
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| Keywords: | Speed Ratio Optimization of Reducer Large Data Automotive Working Conditions Automotive Energy Consumption Rate |
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