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Question
. ], K" ~: t5 |6 ^1 k( s( ?IEC 62133:2002 Subclause 2.5 and IEC 62133:2012 Subclause 5.6.1 requests that:$ r& Y8 `0 z5 b' `6 N+ [/ \" h
Cells used in the assembly of batteries shall have closely matched capacities, be of the same design,
, s4 j- j: j& `$ I3 Ybe of the same chemistry and be from the same manufacturer.' I/ m3 D) \9 P. R* l2 I: B
What is considered as acceptable in regards to “closely matched capacities”?- D/ K N+ Y0 Y) A+ A. W
Decision
! {8 B+ G+ Z N( _2 c1 u# _If an active charge and discharge current control is used that, over the lifetime of the battery8 A0 @, ^1 ~: n- T& Z( e
assemblies, ensures the charging and discharging current of each parallel connected cell are within
5 \# E+ H5 h1 _the acceptable range of cell manufacturers’ specifications, the battery can be seen as one with& }& Y. x& z. |$ P7 l S
closely matched capacities.
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发表于 2017-1-7 11:10
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