数字滤波在动态测量数据处理中的应用

An Application of the Digital Filter in Dynamic Measurement Data Processing

介绍了数字滤波的原理。着重讨论了带通、点阻、带阻数字滤波器在动态测量数据处理中应用于功率谱密度计算;并提出在动态测量数据处理中应用数字滤波的建议。

The principle of digital filter is simply described. Application of bandpass filter and pointstop filter and bandstop filter is specially discussed in evaluating power spectrum density. Suggestions of using these filters in dynamic measurement data processing are presented.