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Question& F0 A" {4 e3 I
IEC 62133:2002 Subclause 2.5 and IEC 62133:2012 Subclause 5.6.1 requests that:& }2 @8 U7 \* t; Q3 Y: s6 s
Cells used in the assembly of batteries shall have closely matched capacities, be of the same design,
' k; T# d6 }+ {5 Q0 Ebe of the same chemistry and be from the same manufacturer.
4 G! v! o8 \0 J; N- i9 f4 pWhat is considered as acceptable in regards to “closely matched capacities”?
- A2 P1 X% f& s* w% rDecision# k* ? g) I; _1 y) \/ k0 u9 ~% a) A3 v
If an active charge and discharge current control is used that, over the lifetime of the battery! U" d+ k$ A' y' q
assemblies, ensures the charging and discharging current of each parallel connected cell are within5 A9 J) \) z7 ?+ _: o$ {$ F, e0 ^
the acceptable range of cell manufacturers’ specifications, the battery can be seen as one with
1 H$ @/ D" l( fclosely matched capacities.9 ]- y- f. y2 L# V
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发表于 2017-1-7 11:10
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