... power supply level；供电水平，功率电平 power supply source；电源 power supply transformer；电源变压器 ...
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Supply power source 输入电源
Power supply system of petrifaction enterprise is a relatively complicated power supply and distribution system, which needs two independent power supply source. From the total transformer substation of factory to power distribution of each device, they all adopt single-bus disjunction power supply, principal power utilization load is 6 kv and 380 v motor.
石化企业工厂供电系统是比较复杂的供配电系统,要求有两个独立的供电电源,从工厂总降到各装置的配电均采用单母分断供电,其用电负荷主要为6KV及380V电动机,正常时双路电源供电,母分热备用,机泵负荷一开一备。
参考来源 - 备用电源可靠自动切换研究及复杂工况分析处置·2,447,543篇论文数据，部分数据来源于NoteExpress
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