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潜射导弹出水载荷数值算法研究

DOI: 10.6052/1000-0879-13-077

Keywords: 潜射导弹,出水冲击载荷,最大弯矩

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Abstract:

潜射导弹在水中航行时,表面被空泡包围,这就造成其出水时,带来较大的载荷冲击.出水冲击载荷需要知道整个表面上的压力分布,但是这在工程实践中是不可能实现的.本文采用有限元流固耦合仿真程序,对潜射导弹整个出水过程进行数值模拟.根据数值计算结果,依据理论力学的基本原理,计算出潜射导弹所受到的冲击力与冲击力矩,利用NASTRAN瞬态载荷解算器,计算出潜射导弹各截面最大响应弯矩.结果表明,本文提出的方法能够对潜射导弹出水过程提供数值预测与安全评估.

References

[1]  周景军, 于开平, 杨明. 低弗鲁德数条件下通气超空泡泄气机理 数值模拟. 工程力学, 2011, 28(1): 251-256 (Zhou Jingjun, Yu Kaiping, Yang Ming. Numerical simulation of gas leakage mechanism of ventilated supercavity under the condition of low Froude number. Engineering Mechanics, 2011, 28(1):251-256 (in Chinese))
[2]  2 Wu JY, Yogen U, Wei S. Assessment of modeling strategies for cavitating flow around a hydrofoil. In: Proceedings of the 5th International Symposium on Cavitation, Osaka, Japan, 2003
[3]  3 Ugajin H. Numerical analysis of the unsteady cavitation flow in a 2D-cascade and a 3D-inducer. In: Proceedings of the 43th AIAA Joint Propulsion Conference & Exhibit, Cincinnati, America, 2007
[4]  4 季斌,洪方文. 二维水翼局部空泡脱落特性数值分析. 水动力 学研究与进展,2008,23(4): 412-418 (Ji Bin, Hong Fangwen. The numerical analysis of shedding characteristics on partial cavitation over 2D hydrofoils. Chinese Journal of Hydrodynamics, 2008, 23(4): 412-418 (in Chinese))
[5]  5 权晓波,李岩,魏海鹏. 潜射导弹出水过程空泡溃灭特性研究. 船舶力学,2008,12(4): 545-549 (Quan Xiaobo, Li Yan, Wei Haipeng. Cavitation collapse characteristics research in the out of water progress of underwater vehicles. Journal of Ship Mechanics, 2008,12(4): 545-549 (in Chinese))
[6]  6 张露颖,符松. 钝体绕流空化的数值模拟. 工程力学,2009,26(12): 46-50 (Zhang Luying, Fu Song. Numerical study of cavitation flow around a blunt cylindrical object. Engineering Mechanics, 2009, 26(12): 46-50 (in Chinese))
[7]  7 Zhang AM, Yao XL. Interaction of underwater explosion bubble with complex elastic-plastic structure. Applied Mathematics and Mechanics, 2008, 29(1): 81-91
[8]  8 Dabiri S,Sirignano WA. Effects of cavitation on the breakup of liquid jets: Bubble growth,distortion,and collapse in an orifice flow. In: Proceedings of the 47th AIAA Aerospace Science Meeting,Florida,America,2009
[9]  9 颜开,王宝寿. 出水空泡流动的一些研究进展. 见: 第二十一届 全国水动力学研讨会,济南,2008 (Yan Kai, Wang Baoshou. Some research progress of water-exit cavity. In: Proceedings of the 21st National Conference on Hydrodynamics, Jinan, 2008
[10]  10 郑帮涛. 潜射导弹出水过程水弹道及流体动力研究进展. 导弹与 航天运载技术,2010,(5): 8-12 (Zheng Bangtao. Overview on hydroballistics and fluid dynamics of submarine-based missiles. Missiles and Space Vehicles,2010,(5): 8-12 (in Chinese))
[11]  11 尹云玉,吕海波. 潜射火箭出水过程横向响应载荷研究. 导弹 与航天运载技术,2007,(6): 12-16 (Yin Yunyu, Lffu Haibo. Transverse responding load analysis of submarine rockets while moving out of water. Missiles and Space Vehicles,2007,(6): 12-16 (in Chinese))
[12]  12 闵景新,魏英杰. 潜射导弹垂直发射过程流体动力特性数值模 拟. 兵工学报,2010,31(10): 1303-1309 (Min Jingxin, Wei Yingjie. Numerical simulation on hydrodynamic characteristics of submarine missiles in the vertical launch process. Acta Armamentaria,2010,31(10): 1303-1309 (in Chinese))
[13]  13 王一伟,黄晨光,杜特专等. 航行体垂直出水载荷与空泡溃灭机 理分析. 力学学报, 2012, 44(1): 39-48 (Wang Yiwei, Huang Chenguang, Du Tezhuan, et al. Mechanism analysis about cavitation collapse load of underwater vehihles in a vertical launching process. Chinese Journal of Theoretical and Applied Mechanics, 2012, 44(1): 39-48 (in Chinese))
[14]  14 匡兴华. 美国新型战略武器发展综述. 国防科技,2008,(1):21-32 (Kuang Xinghua. A survey on American new-style strategic weapons. National Defense Science & Technology,2008,(1): 21-32
[15]  15 刘荣贺. 基于NASTRAN 优化的某导弹结构模型修正. 现代 防御技术,2011,39(6): 106-110 (Liu Ronghe. Missile structure model updating based on NASTRAN optimization. Modern Defense Technology,2011,39(6): 106-110 (in Chinese))
[16]  16 李贤兵. 基于NASTRAN 的红外整流罩组件结构分析. 航空兵 器,2012,(3): 41-43 (Li Xianbing. The structural analysis of infrared dome subassembly based on NASTRAN. Aero Weaponry, 2012, (3): 41-43 (in Chinese))

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