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| 城市客车车身骨架有限元分析及改进设计 | |
| 引用本文： | 岳凤来,吴志新,周荣. 城市客车车身骨架有限元分析及改进设计[J]. 机械设计与制造, 2009, 0(6) |
| 作者姓名： | 岳凤来 吴志新 周荣 |
| 作者单位： | 中国汽车技术研究中心,天津,300162 |
| 摘 要： | 分析了城市客车车身骨架有限元模型的建立方法,以梁壳混合单元建立某6108大客车车身骨架有限元模型,完成了车身静力特性分析.主要分析了静态弯曲工况(匀速直线运动)、静态扭转工况(通过扭曲路面)、紧急制动工况、紧急转弯工况的应力变形情况.还完成了车身模态特性分析,主要分析自由状态下整车的前六阶振型图.对整车各部分骨架提出的轻量化方案使整车骨架质量降低6.53%,但没有增加应力变形水平. |
| 关 键 词： | 客车车身 有限元 静力学 模态 改进设计 |
Finited element Analysis and improvement design of a urban bus body framework |
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| YUE Feng-lai,WU Zhi-xin,ZHOU Rong. Finited element Analysis and improvement design of a urban bus body framework[J]. Machinery Design & Manufacture, 2009, 0(6) | |
| Authors: | YUE Feng-lai WU Zhi-xin ZHOU Rong |
| Affiliation: | China Automobile Technology And Research Center;Tianjin 300162;China |
| Abstract: | Finited Element Model establishing method of urban bus is analysised.The finited element model of a 6108 bus is established with the beam-shell mixed element,complete the static performance analysis of body structure.This thesis analyzes stress and distortion of body structure;the situations are static bending,static retortion,emergency braking and turning.This thesis also complete the mode analysis which analyzes the first six vibrancy distortion graphic under free restriction.The lightweight program of th... |
| Keywords: | Bus body FEA Static analysis Modal analysis Improvement design |
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