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bu ting dian dao huan dian yuan shi de bian ya qi bing lian wen ti
Author(s): 
Pages: 34-37
Year: Issue:  10
Journal: Coal Science and Technology

Keyword:  备用变压器并联运行不停电矿井供电系统用电负荷双电源倒换短路电压环流相位差;
Abstract: <正> 在高沼气矿井下所有用电负荷以及低沼气矿井一类用电负荷中,供电系统应设置双电源,以保证其供电的可靠性和安全性。对于一类用电负荷一般是不允许停电的,因此在倒换电源时,也要求不停电实现换电。煤矿如果进行停电换电,不但影响生产,更主
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