根据工程实际对声波隔离的需求提出一种特殊的一维层状周期性结构——全反射结构.
建立一维层状周期性结构的理论模型和声波传播过程的全弹性有限单元模型 …

According to the practical demand of engineering for acoustic isolation, a special kind of one-
dimensional (1D) layered periodic structure, total-reflective structure, is proposed. The …

针对一种应用连杆弹簧负刚度结构所设计的正负刚度并联扭转隔振器, 通过分析其设计参数,
得到了其在静平衡位置达到准零刚度的条件. 针对所述系统, 建立二自由度非线性动力学微分 …

This study analyzes a vibration transmission system model composed of excitation
component, interface paths and receiver component from the perspective of interface path …

A torsional isolator with negative stiffness structures is proposed and the quasi-zero stiffness
characteristic is got by analyzing the design parameters of this isolation system. The two …

First, the flexibility matrix of the rolling mill interfaces is extracted with Jetmundsen
substructure synthesis method, and the power flow mode of the interfaces is obtained and …