若220V蓄电池各阶段的放电电流如下:(1)0~1min:1477.8A (2) 1~30min:861.8A (3)30~60min:534.5A (4...

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问题 若220V蓄电池各阶段的放电电流如下:(1)0~1min:1477.8A (2) 1~30min:861.8A (3)30~60min:534.5A (4)60~90min:497.1A (5)90~180min:30.3

选项 A 蓄电池组29min、30min的容量换算系数分别为0.67、0.66,请问第2阶段蓄电池的计算容量最接近哪个值? ( )
(A) 1319.69 Ah (B)1305.76Ah
(C)1847.56Ah (D)932.12Ah

答案C

解析第二阶段计算容量:
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