> I ... put up... PV to max out the... tax credits. If I am lucky > it will return 7% to 9%, but Duke [utility]doesn't see it the way I do... > [their] rate is 9.7cents a kWh
> You have to abhor cracked atoms, heavy water out the yingyang > and arsenic laced coal ash ponds to find much justification for residential PV here. To me that is the #1 justification. How can I in good conscience keep burning and polluting the planet of my kids? And secondly, the 9.7 cents is not going to stay constant. Your solar costs are done. Free now forever. But the utility will always go up. Even at 3% per year, by the end of 20 years, that 9.7 cents will be 18 cents. Bob On Mon, May 4, 2015 at 7:25 PM, Ben Goren via EV <[email protected]> wrote: > On May 4, 2015, at 4:15 PM, Cor van de Water via EV > <[email protected]> > wrote: > > > Again, the most optimal case would be that you can shift the full > > 10kWh > each day, which > > would yield $2.60 per day or $950 per year. > > In 10 years that would give you $9,500 which is about the money you > invested in a 10kW > > system, 10 years earlier so this would give you a zero-percent > investment with risks. Not good. > > Actually...a ten-year payoff is about a 7% annual rate of return, > which is really rather good. > > https://en.wikipedia.org/wiki/Rule_of_72 > > A ten-year payoff means that you've doubled your money over the course > of ten years. 70 / 10 = 7%. > > (That of course assumes the battery is still worth $10K at the end, > and so on. I've still found the Rule of 70 to be a rather useful tool > for doing this kind of financial analysis...anything with a ten-year > or better payoff is almost always something you should seriously > consider leaping at, if you've got the capital to spare. You'll have > less money in your pocket, yes, but your expenses will be dramatically > lowered giving you a lot more financial flexibility and security.) > > b& > _______________________________________________ > UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub > http://lists.evdl.org/listinfo.cgi/ev-evdl.org > For EV drag racing discussion, please use NEDRA ( > http://groups.yahoo.com/group/NEDRA) > > -- To invent, you need a good imagination and a pile of junk. Thomas A. Edison <http://www.brainyquote.com/quotes/quotes/t/thomasaed125362.html> A public-opinion poll is no substitute for thought. *Warren Buffet* Michael E. Ross (919) 585-6737 Land (919) 576-0824 <https://www.google.com/voice/b/0?pli=1#phones> Google Phone (919) 631-1451 Cell [email protected] <[email protected]> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.evdl.org/private.cgi/ev-evdl.org/attachments/20150504/3c4a08 5b/attachment.htm> _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA) _______________________________________________ UNSUBSCRIBE: http://www.evdl.org/help/index.html#usub http://lists.evdl.org/listinfo.cgi/ev-evdl.org For EV drag racing discussion, please use NEDRA (http://groups.yahoo.com/group/NEDRA)
