小位移条件下混沌隔振装置的设计与研究

Design and research of chaotic vibration isolation system under the condition of small displacement

本文根据混沌隔振原理,设计出小位移下的混沌隔振装置,该装置能够在小位移下产生强非线性,并且其线性部分与非线性部分完全区分开,实验中易于调节其整体刚度,以及线性和非线性项比例,大大增加了该装置在工程中的应用前景.并利用数值计算方法对特定参数下的隔振装置在简谐激励力作用下的运动进行分析,证实了该混沌隔振装置的可行性.

A chaotic vibration isolation device under the condition of small displacement is designed according to the chaotic vibration theory.The device can generate strong nonlinearity under small displacement.The linear part and the nonlinear part are completely separated.The overall stiffness,the ratio of linear term to nonlinear term can be easily adjusted.The engineering application scope of the device turns wider.The numerical simulation is carried out with specific parameters.The design is confirmed.