With the higher demand of vessel and ocean engineering security,it is very prevalent to use UPS consisting of batteries as auxiliary power supply. Thus, it is necessary to design a scientific and logical auxiliary power system.% 随着船舶及海洋工程安全性要求的提高,由蓄电池构成不间断电源的辅助电源使用非常普遍;设计科学合理的辅助电源系统显得很有必要。
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