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Question
( _6 k, H$ l7 J" b5 T! Z2 A2 U' v& U: fIEC 62133:2002 Subclause 2.5 and IEC 62133:2012 Subclause 5.6.1 requests that:
% h+ _+ K; [7 {' cCells used in the assembly of batteries shall have closely matched capacities, be of the same design,' D/ o1 I# J' G/ }9 `$ X" ]
be of the same chemistry and be from the same manufacturer.+ y0 S% t. ` n, j
What is considered as acceptable in regards to “closely matched capacities”?4 C+ z) m6 t% x- [
Decision) O" O* u2 b1 {+ `* Z0 t
If an active charge and discharge current control is used that, over the lifetime of the battery
- w! F. h" T2 x. h6 Dassemblies, ensures the charging and discharging current of each parallel connected cell are within$ O; I7 y0 S+ k7 @% Z
the acceptable range of cell manufacturers’ specifications, the battery can be seen as one with
# V8 L8 f w8 f2 u3 E: Rclosely matched capacities.3 r* y2 D' R# w4 `
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# O' k9 L/ g7 @% |5 K7 f+ z9 C, s. V6 s" H9 d' I; V
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发表于 2017-1-7 11:10
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