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《Electric Engineering》 2018-15
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Operation Maintenance and Countermeasures of DC System in Station

ZHANG Yong;Hubei Province Power Maintenance Company of State Grid;  
The configuration of DC system in a hub station was analyzed.Aiming at the problem of inductor coil overheating and DC system insulation failure during operation of high frequency switching power supply module,the countermeasures was put forward.The principle and role of AC flows into DC circuit Alarm device was discussed.The references for the operation and maintenance of the DC system in the substation were provided.
【CateGory Index】: TM63
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