| 基于形貌优化技术的发动机油底壳设计方法分析 |
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| 引用本文： | 耿广锐,郎宝永,陈世明.基于形貌优化技术的发动机油底壳设计方法分析[J].汽车科技,2011(5):49-51. |
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| 作者姓名： | 耿广锐 郎宝永 陈世明 |
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| 作者单位： | 东风汽车有限公司东风商用车技术中心; |
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| 摘 要： | 提出一种基于形貌优化技术的发动机油底壳设计方法,并以最优化某发动机塑料油底壳第一阶固有频率为例,在OptiStruct软件中对该方法进行了仿真。根据形貌优化分析结果确定其加强筋最佳布局方式,第一阶固有频率增加了16%,改善效果明显,并满足了设计频率要求。表明该设计方法可以保证油底壳的全新开发,同时能够大幅缩短开发周期,降低开发成本。
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| 关 键 词： | 油底壳 形貌优化 加强筋 设计频率 |
Design of Engine Oil Pan Based on Topography Optimization |
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| GENG Guang-rui,LANG Bao-yong,CHEN Shi-ming.Design of Engine Oil Pan Based on Topography Optimization[J].Automobile Science and Technology,2011(5):49-51. |
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| Authors: | GENG Guang-rui LANG Bao-yong CHEN Shi-ming |
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| Institution: | GENG Guang-rui,LANG Bao-yong,CHEN Shi-ming (Commercial Vehicle Technical Center of DFL,Wuhan 430056,China) |
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| Abstract: | Topograph Optimization technique is proposed to the engine oil pan design and to optimize of a plastic engine oil pan's first-order natural frequency as an example.OptiStruct software provide this method to realize it.According to the results of optimization analysis to determine the best layout of enforcement rib,the first-order natural frequency increased 16%,significantly improving the effectiveness and meets the design requirements of frequency.The design method can guarantee that the new development of... |
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| Keywords: | oil pan topography optimization enforcement rib designed frequency |
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