摘要
本文利用有限元计算模态和试验模态两种方法对制动底板进行结构模态分析,获得制动底板振动的前几阶主频率,为进一步分析制动噪声打下基础。
The structural modality of drum brake back plate is analyzed by finite element calculation modality and testing modality. The main frequency of brake back plate vibration is got and the vibration noise is analyzed in this paper.
出处
《上海汽车》
1999年第11期1-2,共2页
Shanghai Auto
