Some analysis must be done previously for coupling analysis of flow and structure, such as characteristics of complex unsteady aerodynamic force, vortices shedding frequency, vibration mode and vibration characteristic of blade, etc.
英
美
- 分析葉輪機械通道內部復雜非定常氣動(dòng)力特征和旋渦頻率特性,掌握葉片的振動(dòng)特性、葉片的振動(dòng)模態(tài),是采用流/構耦合分析研究葉片振動(dòng)的前提。
