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 > > perhaps i need more power from my panel, which has a max current of .57 amps. > > > > > > > > > Scythe DFS123812H-3000 Ultra Kaze 120mm x 38mm Ca... > Amazon.com: Scythe DFS123812H-3000 Ultra Kaze 120mm x 38mm Case Fan - > 3000RPM: Computers & Accessories > View on www.amazon.com > 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: > > solar panel isn't powerful enough: Instapark(R) NEW All Black 10W > Mono-crystalline Solar Panel with 12V Solar Charge Controller > battery isn't powerful enough. > http://www.amazon.com/Volt-Rechargeable-Battery-187-Terminals/dp/B002QGVWBW/ref=pd_sim_lg_1/189-7076484-2013714 > sun wasn't powerful last year because of massive forest fire that grayed the > skies and limited the sun's power. > > > > > > > > > Instapark(R) NEW All Black 10W Mono-crystalline Solar ... > 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 > 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.
