Small lightly loaded trailers with little wind resistance can add 50-80 Wh/mile. Taller/heavier trailers can double vehicle energy consumption.
On December 29, 2017 2:20:20 PM CST, Bill Dube via EV <firstname.lastname@example.org> wrote: >I agree 100%. >Folks forget that it takes significant energy to tow even a small >trailer. Much more than one would think. Probably more energy than the >panels produce, especially at highway speeds. > >Best to leave them on the roof of your house, or put them on a "solar >shed" for your car to park under at work. > >Bill D. > >On 12/29/2017 8:27 AM, Robert Bruninga via EV wrote: >>> Personally, I think a mobile array for a vehicle is a fools errand, >or >>> maybe a pass-time for the independently wealthy. >> >> Its sure is. I have solar panels all over the roof of my two >priuses. I >> tell people that it makes 0.1% economic sense to do it. >> >> The smaller panels that fit the roof of a car cost TEN times as much >per >> watt as the big ones on my house. And my house has ONE HUNDRED TIMES >more >> surface area. Therefore the value of solar on my car is one thousand >times >> less practical. >> >> ALso, WHen I tow even my small 6 foot solar trailer (300 watts) >behind my >> prius, my gas mileage goes down from 55 MPG down to 42 MPG. >Meanwhile it >> is only producing enough power to gain only a single 1 MPG even on >the best >> summer day. >> >> So again, the math makes no sense whatsoever. >> >> The value to me of my solar panels is to have power in the field >while >> parked at camping and Ham radio events. >> >> Makes NO SENSE for traction and propulsion. See my solar car and >trailer. >> http://aprs.org/FD-Prius-Power.html >> >> Now putting solar panels on top of an RV that is used 1% of the time >and >> spends the other 99% of the time plugged into one's own home >grid-tied, >> does make sense. Since it is providing full retail electricity 99% >of the >> time while parked. >> >> Bob, WB4PRR > >_______________________________________________ >UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub >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/20171229/1efc6ffa/attachment.html> _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org Please discuss EV drag racing at NEDRA (http://groups.yahoo.com/group/NEDRA)