You might want to compare notes with Steve Clunn. He just converted a semi last year and probably has real world numbers you could consider.
Bruce Message: 2 > Date: Tue, 3 Nov 2015 15:14:07 -0800 > From: Larry Gales via EV <ev@lists.evdl.org> > To: Electric Vehicle Discussion List <ev@lists.evdl.org>, SEVA > <s...@seattleeva.org> > Subject: [EVDL] Battery size for a 40 ton 18 wheel truck with a 200+ > mile range > Message-ID: > <cagon6tqhirqynxt5ohflkhszpsjb_z5+-dbmyknhj+gsdh2...@mail.gmail.com> > Content-Type: text/plain; charset="utf-8" > > I'm trying to determine the battery size for an 18 wheel (40 ton) truck > with a 200+ mile range. There is a 20 ton bus (see: > http://www.byd.com/na/auto/40feet.html ) with a range of >155 miles and a > battery size of 324 kWh. So, for 210 miles that would be about 463 kWh. > > According to a graph (figure 7) in: > > http://www.goodyeartrucktires.com/pdf/resources/service-manual/Retread_S9_V.pdf > the MPG declines from 5 to about 4.2 when the weight goes from 20 tons to > 40 tons, so I would estimate that the truck would need about a 550 kWh > battery. > > Does that sound reasonable, or am I missing something? > > Thanks, > > > -- > Larry Gales -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20151104/28246f89/attachment.htm> _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org Read EVAngel's EV News at http://evdl.org/evln/ Please discuss EV drag racing at NEDRA (http://groups.yahoo.com/group/NEDRA)
