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增材制造拓扑优化结构的静力分析与验证

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为了实现民用飞机增材制造结构的强度验证,以民用飞机舱门导向轮槽零件为研究对象,开展零件结构的拓扑优化设计,并利用ABAQUS软件,建立了相应的有限元分析模型,针对载荷工况进行了有限元应力分析,同时制定了静力验证试验方案并完成了导向轮槽零件的静力验证试验.结果表明:采用拓扑优化结构形式的增材制造导向轮槽零件在试验载荷下未发生结构破坏,满足承载能力要求.同时,有限元分析结果与试验数据之间的最大误差为13%,证明了有限元模型的合理性.
Static analysis and verification of topology optimization structure in additive manufacturing
In order to achieve structural strength verification of civil aircraft additive manufacturing structures,the topology optimization design of the guide wheel groove part was carried out,and the corresponding finite element stress analysis was carried out for load conditions using ABAQUS software.And a static verification test of the guide wheel groove parts was completed.The results show that the additive manufacturing guide wheel groove parts using topology optimization structure form did not undergo structural damage under the design load,meeting the require-ments of bearing capacity.Meanwhile,the maximum error between the finite element analysis results and the exper-imental data is 13%,which proves the rationality of the finite element model.

civil aircraftadditive manufacturingtopology structurefinite element analysisstatic test

王倩倩、吴磊、杨钒、柯金霖

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上海飞机设计研究院,上海 201210

民用飞机 增材制造 拓扑结构 有限元分析 静力试验

2024

民用飞机设计与研究
中国商用飞机有限责任公司 上海飞机设计研究院

民用飞机设计与研究

影响因子:0.271
ISSN:1674-9804
年,卷(期):2024.(4)