A large model of the screen was mounted in the laboratory for studying its modal performance. The model is suspended wit......

Based on machine test data,test mode analysis and sensitivity calculation,a design method is proposed to improve the dyn......

文章简述了试验模态分析的必要性,针对某轿车白车身说明建立模态试验模型方法,支承方式选择、激励方式确定等的原则.组建测试系统,......

本文采用直接输入实验获得的加速度作为激励，推导了冲击响应的力学模型和计算公式。对箱装体和机组模型进行实验模态分析，并和计算结......

本文采用直接输入实验获得的加速度作为激励，推导了冲击响应的力学模型和计算公式。对箱装体和机组模型进行实验模态分析，并和计算结......