We do tend towards clear mornings and clouding up in the middle of the day. Today was a good example of it. I did use PV watts and didnt see a big difference between the two.
Thanks Benn Jesse Sent from my iPhone On May 14, 2013, at 6:10 PM, Benn At DayStarSolar <b...@daystarsolar.ca> wrote: > Jesse, > A good decision can be based on, among other site/load specific details, the > site's "micro-climate". > > Do they tend to have clear mornings and cloudier afternoons/evenings? > ...or cloudy/foggy mornings and clearer afternoons/evenings? > > Maybe throw the different directions into PVWatts and see what it says, since > it is based on weather history (isn't it?) > > Good luck. > benn > Sent from a 'smart' phone, with touch screen keys. Please excuse shortcuts > and typos. > > On 2013-05-14, at 4:34 PM, Jesse Dahl <dahlso...@gmail.com> wrote: > >> Hello, >> >> I was asked to look at a site today for a homeowner looking for a grid-tie >> with battery-back up. They are Doomsday Preppers for lack of a better term >> and want certain loads if and when the grid goes down for good. Aside from >> parts selection, they have two roof lines, one facing SE one facing SW. the >> SW is very low slope and is only accessible with a ladder and climbing on >> the roof, the other is SE, much steeper slope and accessible from the ground >> or deck. I mention the access because of snow removal. We had lots of snow >> last year and I spent lots of time on my roof removing 8" snow falls. Both >> have good solar access. >> >> I'm inclined to chose the SE roof line, but I am interested in arguments for >> the SW. >> >> Thanks! >> >> Jesse >> >> Sent from my iPhone >> _______________________________________________ >> List sponsored by Home Power magazine >> >> List Address: RE-wrenches@lists.re-wrenches.org >> >> Change email address & settings: >> http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org >> >> List-Archive: >> http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org >> >> List rules & etiquette: >> www.re-wrenches.org/etiquette.htm >> >> Check out participant bios: >> www.members.re-wrenches.org > _______________________________________________ > List sponsored by Home Power magazine > > List Address: RE-wrenches@lists.re-wrenches.org > > Change email address & settings: > http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org > > List-Archive: > http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org > > List rules & etiquette: > www.re-wrenches.org/etiquette.htm > > Check out participant bios: > www.members.re-wrenches.org > _______________________________________________ List sponsored by Home Power magazine List Address: RE-wrenches@lists.re-wrenches.org Change email address & settings: http://lists.re-wrenches.org/options.cgi/re-wrenches-re-wrenches.org List-Archive: http://lists.re-wrenches.org/pipermail/re-wrenches-re-wrenches.org List rules & etiquette: www.re-wrenches.org/etiquette.htm Check out participant bios: www.members.re-wrenches.org
