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Author:

黄荣欣 (黄荣欣.) | 曹东兴 (曹东兴.) (Scholars:曹东兴)

Abstract:

本文研究了含有多个铰接间隙的卫星天线基板在空间扰动下的碰撞冲击现象。基于连续接触模型,以弹簧-阻尼系统模拟铰间间隙,采用Kelvin-Voigt线性弹簧阻尼模型建立间隙处的接触碰撞力,忽略间隙间的摩擦作用,在此基础上基于拉格朗日方法建立含间隙基板的动力学方程,采用龙格库塔法进行数值求解。研究结果表明,间隙的存在会导致铰间的内碰撞,产生碰撞力,引起机构的振动,影响卫星天线的展开过程以及正常运行。

Keyword:

铰接间隙 拉格朗日方法 卫星天线

Author Community:

  • [ 1 ] 北京工业大学机电学院

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Year: 2020

Language: Chinese

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

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Chinese Cited Count:

30 Days PV: 0

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