| 带间隙伸展机构的非线性动力学建模 |
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| 引用本文： | 黄铁球,吴德隆.带间隙伸展机构的非线性动力学建模[J].中国空间科学技术,1999,19(1):7-13. |
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| 作者姓名： | 黄铁球 吴德隆 |
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| 作者单位： | 北京宇航系统工程设计部 |
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| 基金项目： | 国家863航天高技术项目 |
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| 摘 要： | 首先对两类典型连接仪；旋转铰和滑移铰的物理模型进行了分析，得到了铰间隙间相互作用力的关系，然后借助传统的有限元方法，建立了它们的有限单元模型，最后得到含铰接间隙大桁架式伸展机构的普遍非线性动力学方程
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| 关 键 词： | 展开机构 间隙配合 非线性 动力学建模 空间站 |
Nonlinear Dynamic Modeling of Deployable Truss Structures With Clearances |
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| Huang Tieqiu,Wu Delong,Yan Shaoze.Nonlinear Dynamic Modeling of Deployable Truss Structures With Clearances[J].Chinese Space Science and Technology,1999,19(1):7-13. |
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| Authors: | Huang Tieqiu Wu Delong Yan Shaoze |
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| Abstract: | Joint behaviors of a large deployable truss structure are analyzed and the force relationship between internal body and external body of the clearance is acquired,then the finite elements of two typical joints with clearances are established,finally the general nonlinear dynamic equations of such structures are formulated. |
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| Keywords: | Deployable structure Finite element method Clearance fit Nonlinear equation |
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