The method of establishing system mathematics module using frequencyresponsedata is discussed.
讨论了由频率响应数据拟合传递函数建立系统数学模型的方法。
2
On this basis, the mobility circle fitting method for identifying the complex modal parameters from frequencyresponsedata is discussed.
在此基础上,介绍了由频响数据识别复模态参数的导纳圆拟合法。
3
Based on data analysis in both time and frequency domain, characteristics of blade vibration response at rotating stall and surge condition are introduced.