| CRH3型动车组铸铝枕梁国产化研究 |
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| 引用本文： | 杨集友,王艳爽.CRH3型动车组铸铝枕梁国产化研究[J].城市轨道交通研究,2017,20(2). |
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| 作者姓名： | 杨集友 王艳爽 |
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| 作者单位： | 中车长春轨道客车股份有限公司转向架研发部，130062，长春 |
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| 摘 要： | 介绍了CRH3型动车组转向架的铸铝枕梁国产化研制过程,并对其中关键技术进行了系统研究和分析,包括:采用仿真技术和有限元分析对枕梁结构进行设计,对24种载荷工况组合进行疲劳强度评估;对配料、造型等工艺和工序进行设计。通过疲劳试验和线路运营考核验证了铸铝枕梁国产化的可行性与可靠性。
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| 关 键 词： | 动车组 转向架 铸铝枕梁 国产化 |
Localization of the Casting Aluminum Bolster for CRH3 Series EMU |
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| YANG Jiyou,WANG Yanshuang.Localization of the Casting Aluminum Bolster for CRH3 Series EMU[J].Urban Mass Transit,2017,20(2). |
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| Authors: | YANG Jiyou WANG Yanshuang |
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| Abstract: | The whole localization process of the aluminum bolster of CRH3 series EMU is introduced,some key tech-nologies are studied and analyzed,including the simulation technology and the design of bolster structure based on finit element analysis.According to 24 loading conditions,the fa-tigue strength is evaluated for the design of batching,mod-eling process and working procedure.The feasibility and re-liability of the casting aluminum bolster are verified by fa-tigue strength evaluation and practical line operation. |
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| Keywords: | electric multiple unit (EMU) bogie cast alu-minum bolster localization |
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