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[1]曹鹏彬,潘小雨,张克姝,等.地铁座椅结构分析与轻量化优化方法[J].武汉工程大学学报,2013,(06):55-61.[doi:103969/jissn16742869201306011]
 CAO Peng bin,PAN Xiao yu,ZHANG Ke shu,et al.Structural analysis of subway seats and lightweight optimization methodAnalysis of subway seats structure and optimal method of lightweight[J].Journal of Wuhan Institute of Technology,2013,(06):55-61.[doi:103969/jissn16742869201306011]
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《武汉工程大学学报》[ISSN:1674-2869/CN:42-1779/TQ]

卷:
期数:
2013年06期
页码:
55-61
栏目:
机电与信息工程
出版日期:
2013-06-30

文章信息/Info

Title:
Structural analysis of subway seats and lightweight optimization methodAnalysis of subway seats structure and optimal method of lightweight
文章编号:
16742869(2013)06005507
作者:
曹鹏彬1潘小雨1张克姝2于宝成3周宁波1
1.武汉工程大学机电工程学院,湖北 武汉430205;2. 南车青岛四方机车车辆股份有限公司,山东 青岛266111;3. 武汉工程大学计算机科学与工程学院,湖北 武汉430205
Author(s):
CAO Pengbin1PAN Xiaoyu1ZHANG Keshu2YU Baocheng3ZHOU Ningbo1
1.School of Mechanical & Electrical Engineering, Wuhan Institute of Technology, Wuhan 430205, China;2. CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd., Qingdao 266111,China;3. School of Computer Science and Engineering, Wuhan Institute of Technology, Wuhan 430205,China
关键词:
轻量化优化结构分析有限元分析静载试验动载试验轻量化设计地铁座椅轻量化有限元数字模拟分析设计
Keywords:
lightweight optimization structural analysis finite element analysis static load test dynamitic load test lightweight designsubway seats finite element numerical simulation lightweight design
分类号:
TP391.7
DOI:
103969/jissn16742869201306011
文献标志码:
A
摘要:
地铁座椅的轻量化设计对于降低地铁车辆成本、节约原材料和能源消耗具有重要意义.针对某地铁座椅的轻量化设计要求,提出了一种有限元分析与试验验证相结合的轻量化优化方法.首先,采用有限元分析软件ANSYS Workbench对地铁座椅结构进行了强度分析,在此基础上提出了轻量化优化方案,并通过有限元分析初步验证了轻量化优化后的座椅结构满足强度要求.其次,以实际加工好的地铁座椅为试验对象,模拟实际工况,设计并实施了静载试验和动载试验.试验结果一方面检验了有限元计算分析结果的有效性,另一方面进一步验证了地铁座椅结构轻量化优化的合理性.通过探讨有限元分析与试验验证相结合的方法在地铁座椅设计中的应用,为地铁座椅轻量化设计提供了一种快速、有效的现代设计手段.为了降低地铁车辆成本、节约原材料和能源消耗,在满足结构的强度、刚度和可靠性的前提下,提出了一种结构有限寿命的轻量化设计方法.该方法以结构强度变化特性为基础,有限元数字模拟分析结果为指导,用静载实验和动载实验进行结果验证,以减轻地铁内饰结构的重量.应用该方法对某国产地铁座椅进行减重设计,通过设计座椅的支架结构布局,减少支架杆数量,减轻结构重量,满足了结构强度设计要求.台架实验表明,虽然座椅质量减轻,其结构仍能达到相关标准要求.这种方法比目前广为采用的以有限元分析和许用应力为基础的无限寿命轻量化设计方法更能充分发挥材料的强度潜力,在更深层次上实现结构的轻量化.通过基于结构强度特性、有限元分析与试验验证相结合的方法在地铁座椅设计中的应用,为地铁座椅轻量化设计和结构的进一步改进提供了一种快速、有效的现代设计手段,同时在其他工程领域也将具有重要的应用和参考价值.
Abstract:
Lightweight design of subway seats is very important for the reduction of costs as well as conservation of raw materials and energy consumption. In the view of the lightweight design requirements of a certain subway seats, a lightweight optimization method of finite element analysis combined with experimental validation was investigated. Firstly, the finite element analysis software ANSYS Workbench was used to analyze the strength of the seats, and the lightweight optimization scheme was proposed. Through the finite element analysis, the seats after lightweight optimization were preliminary validated to meet the strength requirements. In addition, taking the processed subway seats as the test object, actual working conditions were simulated, and the static and dynamic load tests were designed and implemented. The test results on the one hand validate the results of the finite element analysis; on the other hand the rationality of the lightweight optimization of the seat structure is verified. The application of the method of finite element analysis combined with experimental validation in the design of the subway seats is investigated, which provides a rapid, effective modern design method for the lightweight design of subway seats.To reduce the costs of subway cars, save raw materials and energy, a method based on structure lightweight design of finite life was proposed, which was on the premise of meeting requirements of strength, stiffness and structural reliability. The weight of the subway interiors was reduced by the method which was based on structure strength characteristics, guided by the finite element numerical simulation result and verified by the results of static and dynamic load tests. This method was applied for a certain domestic subway seats for weight reduction design. The requirement of structure strength design was satisfied by designing the support structure layout of seat, decreasing the number of support rods and reducing of the structure weight. Experimental results show that the structure could still meet the relevant standards though the seat weight is reduced. This method can develop more potential strength of material than the one used now based on the finite element analysis and allowable stress, therefore it can be realized level structural lightweight in a deeper. This method provides a fast and effective way of modern design for lightweight design and improves the structure of subway seats by combining the structural strength characteristics, finite element analysis and experimental verification.Meanwhile it has important application and reference value in other engineering fields.

参考文献/References:

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备注/Memo

备注/Memo:
收稿日期:20130320基金项目:湖北省高等学校青年教师深入企业行动计划项目(XD2012188)作者简介:曹鹏彬(1974),女,湖北武汉人,副教授,博士.研究方向: 数字化设计与优化设计、过程装备的健康监测及仿真技术、智能装配技术等.
更新日期/Last Update: 2013-07-11