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| 基于改进Craig-Bampton法的导弹发射过程多柔体动力学研究 | |
| 引用本文： | 高星斗,毕世华,陈阵. 基于改进Craig-Bampton法的导弹发射过程多柔体动力学研究[J]. 固体火箭技术, 2011, 34(5): 559-563 |
| 作者姓名： | 高星斗 毕世华 陈阵 |
| 作者单位： | 北京理工大学宇航学院,北京,100081 |
| 基金项目： | 总装备部重点预研项目(10403010302) |
| 摘 要： | 应用刚柔耦合系统动力学方法,将车载导弹发射装置关键零部件如车架、起落架等作为柔性体,通过改进的Craig-Bampton方法融合在车载导弹发射系统多体动力学模型中,建立了柔性多体系统的动力学模型.进行了发射过程的动力学仿真,并和刚体模型的计算结果进行了对比,获得了导弹在发射过程中的姿态参数和发射系统的动力学特性.结果表... |
| 关 键 词： | 车载导弹 柔性多体动力学 发射过程 改进的Craig-Bampton法:姿态 |
Flexible multi-body dynamics analysis during missile launching based on improved Craig-Bampton method |
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| GAO Xing-dou,BI Shi-hua,CHEN Zhen. Flexible multi-body dynamics analysis during missile launching based on improved Craig-Bampton method[J]. Journal of Solid Rocket Technology, 2011, 34(5): 559-563 | |
| Authors: | GAO Xing-dou BI Shi-hua CHEN Zhen |
| Affiliation: | GAO Xing-dou,BI Shi-hua,CHEN Zhen(School of Aerospace Engineering,Beijing Institute of Technology,Beijing 100081,China) |
| Abstract: | The rigid-flexible coupling system dynamics method was applied,the key parts and components such as the frame and undercarriage were regarded as the flexible bodies and were merged into the multi-body dynamics model of vehicular missile launching system with improved Craig-Bampton method.The dynamic model of flexible multibody systems was established and simulation was performed during launching.The dynamic characteristics of missile attitude parameter and launching system were obtained,and the results were... |
| Keywords: | vehicular missile launcher flexible multi-body dynamics launching process improved Craig-Bampton method attitude |
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