| 基于MD.Nastran的某型机载雷达机箱力学仿真分析 |
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| 引用本文： | 王贤宙,王长武. 基于MD.Nastran的某型机载雷达机箱力学仿真分析[J]. 电子机械工程, 2011, 27(1): 12-14 |
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| 作者姓名： | 王贤宙 王长武 |
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| 作者单位： | 南京电子技术研究所; |
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| 摘 要： | 基于MD.Nastran有限元分析软件,提出了某型机载雷达机箱的有限元建模方法,并对其分别进行了过载、模态和随机振动仿真分析.模态分析时采用Block lanczos方法求解了机箱的前十阶固有频率和振型.随机振动分析得出了各SRU(内场可更换单元)模块对基础激励的振动响应情况.仿真结果对该机箱的后续结构优化、减重设计有...
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| 关 键 词： | 机载雷达 机箱 仿真分析 减重设计 |
Simulation Analysis of an Airborne Radar Cabinet Based on MD.Nastran |
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| WANG Xian-zhou and WANG Chang-wu. Simulation Analysis of an Airborne Radar Cabinet Based on MD.Nastran[J]. Electro-Mechanical Engineering, 2011, 27(1): 12-14 |
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| Authors: | WANG Xian-zhou and WANG Chang-wu |
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| Affiliation: | WANG Xian-zhou,WANG Chang-wu(Nanjing Research Institute of Electronics Technology,Nanjing 210039,China) |
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| Abstract: | A method of building the finite element model of an airborne radar cabinet is put forward based on MD.Nastran.Overload analyses,modal analyses,random vibration analyses of the models are performed respectively.The modal analysis are made and the first ten natural frequencies and vibration modes of the cabinet are solved by using block lanczos method.According to random vibration analyses,gets their vibration response of SRU under loads from the base.The results of the simulation analysis can be used to the ... |
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| Keywords: | airborne radar cabinet simulation analysis weight-reduction design |
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