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Question/ K' V3 q1 D( c$ T0 L
IEC 62133:2002 Subclause 2.5 and IEC 62133:2012 Subclause 5.6.1 requests that:
; B+ O1 `3 A5 z* }# e2 M5 W! N% BCells used in the assembly of batteries shall have closely matched capacities, be of the same design,
% X# S- _1 r/ e2 C/ ?be of the same chemistry and be from the same manufacturer.
6 b* @4 A3 {( N6 v3 UWhat is considered as acceptable in regards to “closely matched capacities”?
; n) R& z( v' W' m4 `) I. f4 @Decision6 }$ j/ w, _. `9 x
If an active charge and discharge current control is used that, over the lifetime of the battery
4 {+ I6 c" _9 c8 P+ T* `: cassemblies, ensures the charging and discharging current of each parallel connected cell are within
) j: j4 ?- _. T0 j7 r! F+ X9 qthe acceptable range of cell manufacturers’ specifications, the battery can be seen as one with
$ V0 o6 o2 @% x! m. C! |closely matched capacities.& w# l0 g p6 L6 L% o! @4 ^; X
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U+ w% ^+ z6 Y+ G1 g& Y
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发表于 2017-1-7 11:10
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