摘要
本文对作用于车身的约束阻尼结构进行理论分析和实验分析,分析各种有限元计算方法,计算夹层板的振动特性。并对粘弹于车身顶部的阻尼复合结构进行了模态实验和频率响应实验。
The paper conducted the theoretical analysis and experimental analysis on the constrained damping structure acting on the automobile body,analyzed various finite element method to calculate the vibration characteristics of sandwich plate,and made modal experiment and frequency response test of constrained damping structure at the top of automobile.
出处
《价值工程》
2011年第17期41-41,共1页
Value Engineering
关键词
约束阻尼结构
模态应变能法
振动
constrained damping structure
modal strain energy method
vibration
