The method 24 where the applying comprises applying to balance the state of charge of the first of the battery modules with {HEAD ~ the others} of {TAIL ~ the battery modules} 
of
The method 24 where the applying comprises applying to balance the state of charge of the first of the battery modules with { HEAD ~ the others } of { TAIL ~ the battery modules }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL