Negative-Stiffness Vibration Isolation

被引:0
|
作者
Liu Fang [1 ,2 ]
Pang Xiangyang [1 ]
Liu Zhigang [1 ]
Zhang Tao [1 ,2 ]
Huang Hongbiao [1 ]
Zhu Jianqiang [1 ]
机构
[1] Chinese Acad Sci, Shanghai Inst Opt & Fine Mech, Joint Lab High Power Laser Phys, Beijing 100864, Peoples R China
[2] Grad Univ, Chinese Acad Sci, Beijing 100039, Peoples R China
关键词
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中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A new kind of vibration isolator, which is base on negative-stiffness theory, is made out for nano manufacture. In this paper, vibration isolation theory is mentioned to further explain negative-stiffness, and then Euler Columns and another negative-stiffness structure are introduced Furthermore, the stiffness expression is figured out. Finally, a negative-stiffness vibration isolator is made to prove the theory and experiments also shows that its nature frequency is 0.45Hz and can isolate 79% of vibration at 1.9Hz and 97% at 4.9 Hz.
引用
收藏
页码:154 / +
页数:2
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