-David, Where were you able to learn these xVolts = y%SOC?
I think you are very right about the max voltage, I don't what numbers are right for a given version of any cell, but I am certain that 0.2V too high can really mess things up. On Mon, Apr 20, 2015 at 9:42 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) > > -- To invent, you need a good imagination and a pile of junk. Thomas A. Edison <http://www.brainyquote.com/quotes/quotes/t/thomasaed125362.html> A public-opinion poll is no substitute for thought. *Warren Buffet* Michael E. Ross (919) 585-6737 Land (919) 576-0824 <https://www.google.com/voice/b/0?pli=1#phones> Google Phone (919) 631-1451 Cell michael.e.r...@gmail.com <michael.e.r...@gmail.com> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150420/b67e4ca2/attachment.htm> _______________________________________________ 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)
