摘要
本文对谐波环境下如何提高测量精度进行了分析,重点分析同步采样法,FFT及其改进算法,分析目前已有的改善问题的途径和方法的优缺点,表明这些方法在不同方面提高了信号的分析精度和谐波测量参数的可信度．
this article analysed how to improve measure accuracy in harmonic environment, emphasizes on analysing synchro sampling law , FFT and its improvement algorithm, Has analysed some approachs and methods＇s excellent or shortcoming, Indicates these methods having raised a signal＇s anlysis accuracy and harmonic measure confidence in different aspects.
出处
《仪器仪表用户》
2007年第4期13-14,共2页
Instrumentation
基金
浙江省科技厅资助项目(2004C31113)
