in case, or not, please remember the guy who drove the "Solar Taxi" 40,000+ km
around the world. a small 2 seater EV, towing about a 30ft+ (~9-10m) trailor
with PV panels and a single heated battery.
On Friday, December 29, 2017, 10:42:02 PM EST, Mark Abramowitz via EV
<[email protected]> wrote:
SO much negativity on this list towards someone that just asked a simple
question, and acknowledged the challenges and issues up front.
Personally, I applaud the initiative and willingness to tilt at technological,
economic, and other assorted windmills.
As my Tai Kwon Do instructor used to say,"impossible today, possible tomorrow."
Sent from my iPhone
> On Dec 29, 2017, at 12:20 PM, Bill Dube via EV <[email protected]> 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
>
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