Samplingvalue differential protection can be adopted as main protection for motor when it works in frequency-conversion mode.
同时，针对变频运行时电动机主保护缺失问题，提出采用采样值差动保护作为变频电动机主保护的解决方案。
2
A new digital filtering method combining sliding mean filter and the peak pulse interference filter was proposed to filter the samplingvalue of rf label.
为此提出了将滑动均值滤波和尖峰脉冲干扰滤波相结合的数字滤波方法，对标签的采样值进行滤波处理。
3
Samplingvalue differential protection can guard against TA saturation by selecting appropriate value of S, and it has a well application value in engineering.