Electrolyte breakdown occurs over 4.17 volts Sent from my iPhone
> On Apr 20, 2015, at 8:42 PM, David Rees via EV <ev@lists.evdl.org> wrote: > >> On Sun, Apr 19, 2015 at 1:16 PM, via EV <ev@lists.evdl.org> wrote: >> I’m finally getting the new pack together and it’s made up of Leaf cells. >> What voltage range should these cells have? I want to be conservative and >> make this new pack last a very long time. > > The LEAF charges them up to 4.10V on a "100%" charge. You might see > 4.12V maximum on a few cells, especially on the 2013+ LEAFs compared > to the 2011-2012 LEAFs which seem to charge to a slightly lower > voltage. The LEAF BMS will report this charge to be 95-96% or so. > > An 80% charge will charge the cells to around 4.02V. > > 50% charge is around 3.90V. > > You get the first low battery warning around 3.75V and the second > warning around 3.68V. > > The car opens up the contactors around 3.30V, but you can probably > take it down to 3.0V or so if you do it very gently. > > Some others have mentioned charging up to 4.2V, but I think that's too > high since Nissan doesn't get close to that. > > -Dave > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > http://lists.evdl.org/listinfo.cgi/ev-evdl.org > For EV drag racing discussion, please use NEDRA > (http://groups.yahoo.com/group/NEDRA) > _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)
