I bought 96 headway LiFePo4 cells and arranged them in 4p24s. Each cell is 8 ah, so my total capacity is 96 x 8. Is that right?
On Tue, Oct 27, 2020 at 8:22 PM Peter VanDerWal via EV <[email protected]> wrote: > Maybe use a battery pack from a wrecked Chevy Bolt? > The 60kwh pack is arranged as a 3p96s. Part of the pack will give you > 3s42P for 155V @ about 26kwh or you could double it up and get 52kwh > The 26kWh pack would weigh about 400 lbs. > > October 25, 2020 12:59 PM, "J Bills via EV" <[email protected]> wrote: > > > I'm researching this as well, and there are gaping holes in my salvage > pack research. > > > > Not wanting to hijack the thread, but along these lines (as an > Electravan owner myself...) has > > anyone successfully found a good salvage option that can easily break > down to a 144v pack? (or in > > my case, I can go up to 156v with my DCP Raptor) > > > > I know the 360v Leaf g1 pack can drop down cleanly to ~120v as Jay > described. I've seen people add > > another 48v to a g1 Volt pack to get to a clean 144v at ~20kwh, but > there's the challenge of > > finding and adding a new module that mixes well with a pack from another > car which seems less than > > ideal. > > > > Do we former (or trying to be former) lead folks have any other options > in this range, so we don't > > have to upgrade a bunch of other components? I don't know much about the > Fiat, BMW or Tesla packs > > or any of the latest gen packs that are in the cars from the last couple > of years. At some point > > I'll get more into the googling side of tracking down all of that info, > but it hasn't naturally > > bubbled up in my travels. Surely there are people out there who came at > it from this same angle of > > just trying to swap the batteries+bms from our previous system and > that's it. > > > > I know the Volt packs are a bit more challenging to break down to the > cell level and you mostly > > have to stick to the "module" level, which makes the Leaf such an > attractive option, since those > > cells are a bit more atomic and reconfigurable at essentially 2 cells > per brick. I'd be curious - > > aside from other needs like cooling and the like - if anyone has had > success at the 144v level or > > knows what packs can most easily get us there. 🙂 > > > > ________________________________ > > From: EV <[email protected]> on behalf of Jay Summet via EV < > [email protected]> > > Sent: Friday, October 23, 2020 12:58 PM > > To: [email protected] <[email protected]> > > Cc: Jay Summet <[email protected]> > > Subject: Re: [EVDL] Lead Acid Replacement > > > > I replaced my 20 6v lead acid golf cart batteries with a full Nissan > > Leaf pack (48) modules (3 parallel, 16 sets of 3 in series) for a > > nominal 128v pack (130 volts fully charged). > > > > The weight was much lighter, and the range was much better (and the > > longevity is better as well!) > > > > You definitely do need a good BMS (the Mini-BMS I used works OK as an > > alarm circuit, but doesn't balance well enough....). > > > > I recommend the ThunderStruck motors 2500 charger (with EVCC and j1772 > > inlet if that is important to you) for a 2.5 kW charging solution that > > is relatively inexpensive. > > > > Jay > > > > On 10/23/20 3:49 PM, John Lussmyer via EV wrote: > > > >> On Fri Oct 23 11:54:06 PDT 2020 [email protected] said: > >>> Pack: 102V, 17 X 6V @ 125Ah, ~12KWh > >>> Controller: 144V @ 500A Open Revolt > >>> Motor: Series wound Ge 20Hp 90V > >>> SOC: Proprietary original analog based on voltage > >>> BMS: None. Balanced by overcharge > >>> Charger: Original Leslie transformer based > >> > >> I'm using used Leaf modules in my Truck. > >> Assuming 8.4v per module (fully charged), You could use up to 17 in > series. (might want to drop > >> back 1 or 2 to keep from getting too close to controller limit) > >> New modules are 60AH, old used ones like mine are more like 40AH. So > assuming old modules, to get a > >> similar AH capacity, you'd need 3 in parallel. > >> This would still likely give you more range than the Lead pack, as they > would be lighter, and a > >> somewhat higher voltage. > >> > >> -- > >> > >> Worlds only All Electric F-250 truck! > http://john.casadelgato.com/Electric-Vehicles/1995-Ford-F-250 > >> > >> _______________________________________________ > >> UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > >> ARCHIVE: http://www.evdl.org/archive/index.html > >> INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > >> Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > > > _______________________________________________ > > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > > ARCHIVE: http://www.evdl.org/archive/index.html > > INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > > Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > > > -------------- next part -------------- > > An HTML attachment was scrubbed... > > URL: < > http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20201025/c7b950eb/attachment.html > > > > _______________________________________________ > > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > > ARCHIVE: http://www.evdl.org/archive/index.html > > INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > > Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > ARCHIVE: http://www.evdl.org/archive/index.html > INFO: http://lists.evdl.org/listinfo.cgi/ev-evdl.org > Please discuss EV drag racing at NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > -- Sent via Gmail and Linux -------------- next part -------------- An HTML attachment was scrubbed... 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