To enhance the quality of manufacturing as responsibility, build national brand of measurement!
To enhance the quality of manufacturing as responsibility, build national brand of measurement!
一般都是高速采样之后采用傅里叶变换的方式求取谐波。
注意事项：
1、测试仪器和相关传感器应该具备足够的带宽；
2、AD转换器的采样频率高于传感器和仪器带宽的两倍以上；
3、傅里叶窗口长度最好是基波周期的整数倍，或远远大于基波周期。
作者：AnyWay中国
湖南银河电气有限公司（http://www.vfe.cc）
China's leading enterprise in variable frequency power measurement and metering
National variable frequency power measuring instrument (metering station) founder
Research and development unit of national variable frequency power metering standard