| 多目标拓扑优化下电动汽车头部结构优化设计 |
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| 引用本文： | 雷正保,李铁侠,赵仕琪.多目标拓扑优化下电动汽车头部结构优化设计[J].中国科技论文在线,2014(11):1324-1328. |
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| 作者姓名： | 雷正保 李铁侠 赵仕琪 |
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| 作者单位： | 长沙理工大学汽车与机械工程学院;长沙理工大学公路工程教育部重点实验室; |
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| 基金项目： | 高等学校博士学科点专项科研基金资助项目(20124316110004);国家自然科学基金资助项目(51175050) |
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| 摘 要： | 为了优化某全概念设计的新型纯电动汽车头部结构，采用有限元仿真与正交设计相结合的方法，在保障碰撞安全性的前提下，以实现最优比吸能和轻量化为目标，对纯电动汽车头部进行优化，并将优化得到的头部结构进行碰撞安全性分析验证，从而确定满足目标的最优结构。
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| 关 键 词： | 车辆工程 拓扑优化 正交设计 有限元仿真 轻量化 |
The optimization design of electric vehicle head with multi-obj ective structure topology optimization |
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| Institution: | Lei Zhengbao,Li Tiexia,Zhao Shiqi(1. College of Vehicle and Mechanical Engineering ,Changsha University of Science and Technology ; Changsha 410004, China 2. Key Laboratory of Highway Engineering of Ministry of Education, Changsha University of Science and Technology, Changsha 410004, China) |
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| Abstract: | In order to optimize pure electric vehicle head structure with the whole conceptual design,finite element simulation and orthogonal design method is used to achieve the optimal energy absorption ratio and weight optimization target under the premise of crash safety protection.By optimizing the design of electric vehicle head and verifying by the head collision safety test,the op-timum structure meeting the target is determined. |
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| Keywords: | automotive engineering topology optimization orthogonal design finite element simulation lightweight |
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