Because of the loss of the emergency power supply,the auxiliary power in a power plant needs to be reno-vated. The idea of optimizing the secondary control circuit instead of adding new primary electrical equipment is a-dopted. The scheme of renovation is verified and the function of automatic input and switching of the emergency power supply is realized.
关键词
电厂/厂用电系统/备用电源自投/二次控制/回路改进
Key words
power plant/station service electrical system/automatic input of emergency power supply/secondary control/circuit improvement
维普
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