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某型车载雷达天线计算机辅助结构分析及试验研究
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作者 黄康 叶鹏 张宏梅 《工程图学学报》 CSCD 北大核心 2009年第5期8-12,共5页
为解决某型组合式车载雷达天线结构在工作状态下面板变形量的计算问题,研究了有限元建模中体单元与板单元的耦合,推导了天线面板与框架连接处的耦合方程,并专门设计了天线面板变形试验。通过有限元计算数据与实测数据的对比,验证了所提... 为解决某型组合式车载雷达天线结构在工作状态下面板变形量的计算问题,研究了有限元建模中体单元与板单元的耦合,推导了天线面板与框架连接处的耦合方程,并专门设计了天线面板变形试验。通过有限元计算数据与实测数据的对比,验证了所提出的计算方法的正确性。 展开更多
关键词 计算机应用 耦合分析 计算机辅助结构分析 雷达天线
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Multidimensional CAE methods for car body structure optimization
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作者 Men Yongxin Ma Fangwu +2 位作者 Zhu Zhenying Zhang Jiyou Yuan Liantai 《Engineering Sciences》 EI 2012年第6期38-42,66,共6页
The computer aided engineering(CAE) analysis technique has become one of the most important means in modern automobile development due to its remarkably computing capability.With the development of CAE bussiness softw... The computer aided engineering(CAE) analysis technique has become one of the most important means in modern automobile development due to its remarkably computing capability.With the development of CAE bussiness software and intensive research on automotive development process,the CAE technique,which was only used as an auxiliary validation tool in the later product development in the past,is gradually used in each stage of product development now.Furthermore,accurate and fast analysis data can be supplied effectively.Especially in current CAE application, based on some optimization technologies such as sensitivity,feature and topology,the parametric design gradually enables a CAE engineer to be free from the condition which a convention analysis usually lags behind a design,and makes it be parallel to or even anterior to the design.Under the circumstance,the CAE resources can be maximized in each project development department,thereby promoting the project progress and quality,and creating a new philosophy of 'analysis-driven design'. 展开更多
关键词 BIW MODAL STIFFNESS SFE PARAMETERIZATION sensitivity topological optimization structural adhesive
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