Sampling value differential protection can guard against TA saturation by selecting appropriate value of S, and it has a well application value in engineering.

通过适当地选择S值，采样值差动保护对电流互感器（TA）饱和的影响具有一定的抵御能力，在工程实际中具有良好的应用前景。

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Sampling value 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。

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Traditional traveling wave differential protection needs to transmit large amount of real-time high-frequency sampling data, which is difficult for current telecommunication methods.

但传统的行波差动保护要求实时传送所有高速采样数据，目前的通信手段难以胜任；

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