在应急发电机室接线时，请注意相序一定要正确。
Please see that the phase sequence is correct when connecting the wires in the emergency generator room.
论述了利用瞬时无功功率理论从三相不对称电流中正确检测出三相正序有功电流，并用计算出的指令电流对系统进行补偿的原理。
Based on the instantaneous reactive power theory the method correctly detects the active positive-ord current from unsymmetrical currents and applies calculated command current to compensate system.
修理之后，要确保相序正确。
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