中国科学院机构知识库网格
Chinese Academy of Sciences Institutional Repositories Grid
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Dynamic Analysis and Vibration Reduction of Articulated Silicone Gel Column With Varying Geometry 期刊论文  OAI收割
JOURNAL OF VIBRATION AND ACOUSTICS-TRANSACTIONS OF THE ASME, 2022, 卷号: 144, 期号: 1, 页码: 1-5
作者:  
Yang, Ji-Hou;  Yang XD(杨晓东);  Han QK(韩清凯);  Liu JG(刘金国)
  |  收藏  |  浏览/下载:31/0  |  提交时间:2021/12/31
Dynamic coupling analysis and modeling for stabilized platform of rolling-pitching seeker (EI CONFERENCE) 会议论文  OAI收割
2011 International Conference on Electric Information and Control Engineering, ICEICE 2011, April 15, 2011 - April 17, 2011, Wuhan, China
作者:  
Liu H.;  Liu H.;  Liu H.
收藏  |  浏览/下载:11/0  |  提交时间:2013/03/25
Missile's attitude change will be delivered to visual axis through stabilized platform during maneuvering flight  and the missile vibration will be an interference source to visual axis stabilization. In order to solve this problem  the coupling relationship between missile attitude and visual axis is obtained by Coordinate transformation. When the seeker stably tracks a target  the angular velocity of visual axis in inertial space is zero  so the relative angular velocity of roll axis and pitch axis can be derived for servo control. According to Oura dynamics equation  the dynamic models of roll axis and pitch axis were established and kinetic equations of two axises were obtained. The dynamic models can provide theoretical basis to developing research of servo control system and structural optimization design of stabilized platform. Finally  some measures could reduce the dynamic coupling between the framework was given. 2011 IEEE.