| 玻璃钢定向器热弹耦合动态特性分析 |
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| 引用本文： | 张中利,周铭丽,党玉功,于存贵. 玻璃钢定向器热弹耦合动态特性分析[J]. 弹箭与制导学报, 2010, 30(1) |
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| 作者姓名： | 张中利 周铭丽 党玉功 于存贵 |
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| 作者单位： | 1. 河南科技大学车辆与动力工程学院,河南洛阳,471003
2. 南京理工大学机械工程学院,南京,210094 |
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| 摘 要： | 为掌握玻璃钢定向器在火箭弹和燃气流作用下的动态特性情况,采用瞬态有限元法对某玻璃钢定向器进行真实工况下热弹耦合性能的数值仿真与分析,获得了玻璃钢定向器热弹动态特性和火箭弹管内运动与作用情况。结果表明某玻璃钢定向器在开始阶段产生的响应应力和应变较大,定向器后端产生的响应应力和变形位移比前端大;燃气流热载荷对玻璃钢定向器的动态性能产生一定影响,其主要影响是在火箭弹出定向器以后,使定向器产生较大热变形。
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| 关 键 词： | 玻璃钢定向器 热弹耦合 动态特性 有限元法 |
Dynamic Characteristic Analysis of Thermal-elastic Coupling for Glass-steel Directional Tube |
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| ZHANG Zhongli,ZHOU Mingli,DANG Yugong,YU Cungui. Dynamic Characteristic Analysis of Thermal-elastic Coupling for Glass-steel Directional Tube[J]. Journal of Projectiles Rockets Missiles and Guidance, 2010, 30(1) |
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| Authors: | ZHANG Zhongli ZHOU Mingli DANG Yugong YU Cungui |
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| Affiliation: | 1 School of Vehicle and Power Engineering;Henan University of Science and Technology;Henan Luoyang 471003;China;2 School of Mechanical Engineering;Nanjing University of Science and Technology;Nanjing 210094;China |
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| Abstract: | In order to master the dynamic characteristic of glass-steel directional tube under the action of rocket projectile and high temperature burning gas jet flow.The numerical simulation and analysis of thermal-elastic coupling performance under true work condition for a certain glass-steel directional tube with instantaneous state finite element method are done.So the dynamic characteristic of thermal-elastic coupling of glass-steel directional tube and the states of movement and interaction of rocket in direc... |
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| Keywords: | glass-steel directional tube thermal-elastic coupling dynamic characteristic finite element method |
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