Static level is 200 feet Well produces ~1 gallon per minute. 4 inch casing. 200 gallons per day requirement
Jeremy Rodriguez, President All Solar, Inc. 1463 M Penrose Colorado 81240 719-372-3808 office 719-372-3804 fax www.asolarelectric.com Sent by Jeremy's iPhone. Sorry for typos and shorthand! > On May 6, 2014, at 6:43 PM, Brian Teitelbaum <bteitelb...@aeesolar.com> wrote: > > Hi Jeremy, > > PV-direct pumps operate at variable speeds depending on the amount of > sunlight and time of day, so a GPM figure is not very helpful in sizing the > pump. It's useful info if the water source will not produce more GPM, since > you don't want to over-pump the source, but it's not enough info to do proper > design. > > What are you pumping out of? Well, pond, spring box? > > How many gallons per day (GPD) do you need delivered, on average? GPD is a > much more useful figure for sizing PV-direct pumps. > > Is that "600 ft" of head measured from the standing water level to the top of > the storage tank, as just elevation change and not distance? > > A 600 foot-deep well might actually have a standing water level at 300-400 > ft. Even if the pump is set at 600 ft, it only takes energy to lift water > from its standing level, so your head figure would be inaccurate if that is > the case. > > If it's a well, what is the diameter of the well casing? > > What are the peak sun-hours at the site during the darkest time of year that > the water is needed? > > There are lots of other questions to ask, but these should help a lot. > > Brian Teitelbaum > AEE Solar > > > -----Original Message----- > From: re-wrenches-boun...@lists.re-wrenches.org > [mailto:re-wrenches-boun...@lists.re-wrenches.org] On Behalf Of All Solar, > Inc. > Sent: Tuesday, May 06, 2014 5:08 PM > To: re-wrenches@lists.re-wrenches.org > Subject: [RE-wrenches] Low flow high head pump > > Hi all, > Any recommendations for a low flow, high lift pump, PV direct pump. > 1 GPM @ 600 ft of head. Maybe a conventional pump on a timer? > > > Jeremy Rodriguez, > President > > All Solar, Inc. > 1463 M > Penrose Colorado 81240 > 719-372-3808 office > 719-372-3804 fax > www.asolarelectric.com > > Sent by Jeremy's iPhone. Sorry for typos and shorthand! > _______________________________________________ > 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
