Sounds to me like you need more watts from the panel. 12v panels come up to 100w.
KrazyKyngeKorny (Krazy, not stupid) On Sun, Jul 20, 2014 at 9:45 PM, Steve Upstill <[email protected]> wrote: > If the panels have a max output of .57 amps, I bet you'll never get that > high in the real world, never mind .6 amps. But your battery should produce > that without even breathing hard. Sounds like some rigorous pre-Playa > testing is in order... > > On Jul 20, 2014, at 8:40 PM, 'Adam Gensler' via hexayurt < > [email protected]> wrote: > > the fan is 0.6 amps. other specs are: Speed: 3000RPM, Noise: 45.90dBA, > Airflow: 133.60CFM > > here it is: Scythe DFS123812H-3000 Ultra Kaze 120mm x 38mm Case Fan - > 3000RPM > <http://www.amazon.com/gp/product/B001JKNMBE/ref=oh_details_o02_s00_i00?ie=UTF8&psc=1> > > perhaps i need more power from my panel, which has a max current of .57 > amps. > > > [image: image] > <http://www.amazon.com/gp/product/B001JKNMBE/ref=oh_details_o02_s00_i00?ie=UTF8&psc=1> > > > > > > Scythe DFS123812H-3000 Ultra Kaze 120mm x 38mm Ca... > <http://www.amazon.com/gp/product/B001JKNMBE/ref=oh_details_o02_s00_i00?ie=UTF8&psc=1> > Amazon.com: Scythe DFS123812H-3000 Ultra Kaze 120mm x 38mm Case Fan - > 3000RPM: Computers & Accessories > View on www.amazon.com > <http://www.amazon.com/gp/product/B001JKNMBE/ref=oh_details_o02_s00_i00?ie=UTF8&psc=1> > Preview by Yahoo > > > > > On Sunday, July 20, 2014 5:15 PM, Hunter <[email protected]> wrote: > > > What is the power draw of the fan? What fan are you using? > On Jul 20, 2014 2:23 PM, "'Adam Gensler' via hexayurt" < > [email protected]> wrote: > > hello. i'm hoping someone on this list can help a guy out who doesn't > understand electronics/solar very well. but is trying.... > > i'm trying to fix something that didn't work well the first time i tried > it--solar powered swamp cooler for the desert/burning man. there were two > problems--the cool airflow wasn't that great (got into the yurt, but didn't > go very far at all) and it didn't last for as long as i wanted. > > i'm basically just powering one computer fan ( > http://www.amazon.com/gp/product/B001JKNMBE/ref=oh_details_o02_s00_i00?ie=UTF8&psc=1 > ). > > i am using a 10w solar panel and a battery that is 7 amp hours. the solar > goes through a controller to the battery to the fan in the swamp cooler. > i'm thinking there could be 3 reasons for the fail: > > > 1. solar panel isn't powerful enough: Instapark(R) NEW All Black 10W > Mono-crystalline Solar Panel with 12V Solar Charge Controller > > <http://www.amazon.com/gp/product/B005LR9IOG/ref=oh_details_o00_s00_i01?ie=UTF8&psc=1> > 2. battery isn't powerful enough. > > http://www.amazon.com/Volt-Rechargeable-Battery-187-Terminals/dp/B002QGVWBW/ref=pd_sim_lg_1/189-7076484-2013714 > 3. sun wasn't powerful last year because of massive forest fire that > grayed the skies and limited the sun's power. > > > > [image: image] > <http://www.amazon.com/gp/product/B005LR9IOG/ref=oh_details_o00_s00_i01?ie=UTF8&psc=1> > > > > > > Instapark(R) NEW All Black 10W Mono-crystalline Solar ... > <http://www.amazon.com/gp/product/B005LR9IOG/ref=oh_details_o00_s00_i01?ie=UTF8&psc=1> > Amazon.com : Instapark(R) NEW All Black 10W Mono-crystalline Solar Panel > with 12V Solar Charge Controller : Patio, Lawn & Garden > View on www.amazon.com > <http://www.amazon.com/gp/product/B005LR9IOG/ref=oh_details_o00_s00_i01?ie=UTF8&psc=1> > Preview by Yahoo > > > if you have any insights, i'd love to hear them. sometimes i think i > should use to fans to power the swamp cooler, but i've seen many designs > with one and people on the interweb claim they've had success with it. > also, i know there are some formulas that people use to gauge what they > need; having trouble grasping the interplay between the different parts of > the system. > > i know very little about this crap. would like the battery to keep the > fan charged for 8 hours, if possible (starts at sunrise and keeps going > through the worst heat of the day). also, we will be adding another fan > (household) this year, so the system will need to work even harder. > > thank you in advance. my wife has threatened to bring an air conditioner > + generator next year, if this 2.0 version doesn't boast improved results. > :-( > > -a > -- > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/hexayurt. > For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/hexayurt. > For more options, visit https://groups.google.com/d/optout. > > > > -- > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/hexayurt. > For more options, visit https://groups.google.com/d/optout. > > > -- > Well, this is the difference between truth and fiction. Fiction has to > make sense. > > -- > You received this message because you are subscribed to the Google Groups > "hexayurt" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > To post to this group, send email to [email protected]. > Visit this group at http://groups.google.com/group/hexayurt. > For more options, visit https://groups.google.com/d/optout. > -- You received this message because you are subscribed to the Google Groups "hexayurt" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To post to this group, send email to [email protected]. Visit this group at http://groups.google.com/group/hexayurt. For more options, visit https://groups.google.com/d/optout.
