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蓄电池浮充电运行,如果直流母线电压下降,超过允许范围时则应()恢复电压。
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蓄电池浮充电运行,如果直流母线电压下降,超过允许范围时则应()恢复电压。
A、切断部分直流负荷
B、增加蓄电池投入个数
C、增加浮充电流。
D、不定
时间:2021-09-01 20:46
关键词:
联大
河南理工大学
电气工程及其自动化
电机学
答案解析
C
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