> On Feb 12, 2017, at 1:19 PM, Willie via EV <ev@lists.evdl.org> wrote: > > > >> On 02/12/2017 12:11 PM, John Lussmyer via EV wrote: >> On Sun Feb 12 08:34:05 PST 2017 ev@lists.evdl.org said: >>> Doing the math with the typical 250 Whrs per mile of a Prius, then at 60 >>> MPh, that 250Whrs per minute or 15kWh over an hour so you need a 15 kW >>> generator just to cruise on level ground pusing a Prius. For pushing a >>> heavier car full of Lead-acids, not nearly as efficient as a Prius You >>> might need 25 to 30 kW. > > I don't imagine that it is necessary for a generator to output cruising > power, though that would be a positive. One could start the generator before > the battery was depleted and run on both battery and generator power. Also, > one could take a break while waiting for the generator to charge the battery. > If you are going to sit and wait while the generator charges the batteries, it is probably easier and cheaper to design a fast charge port. John is only talking about trips that are 150% of range, so this solution should be fine. It is also more consistent with the theme of the EV truck.
Ed _______________________________________________ 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)
