Forum: Solar Power
03-18-09, 09:18 PM
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Replies: 1
Views: 5,111
I'm hoping you mean these folks...
I'm hoping you mean these folks (http://www.power-save.com/solar.html) and NOT these folks (http://www.power-save1200.com/1200.html)?
Interesting that California requires nominal 1kW system to use...
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Forum: Wind Power
03-18-09, 11:52 AM
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Replies: 2
Views: 8,777
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Forum: Other Improvements
03-17-09, 06:13 PM
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Replies: 8
Views: 7,006
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Forum: Other Improvements
03-16-09, 04:22 PM
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Replies: 8
Views: 7,006
This....
This. (http://www.affordable-solar.com/outback-FLEXmax-60-mppt-charge-controller.htm) Multi Point Power Tracking. You know how PV panels make waaay over faceplate voltage, especially in cold...
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Forum: Other Improvements
03-16-09, 02:57 PM
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Replies: 8
Views: 7,006
Does the content come off as too negative or...
Does the content come off as too negative or discouraging? I was trying to show that designing an offgrid system involves difficult binds & tradeoffs; does it seem forbidding? I got a sense some...
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Forum: Other Improvements
03-15-09, 09:13 PM
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Replies: 8
Views: 7,006
Off grid living powerpoint
Not sure where this belongs, but here's a link (http://sites.google.com/a/wildblue.net/offgrid/Home) to the powerpoint slides that were part of a University of Wyoming Enrichment Programs class I...
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Forum: Solar Power
02-26-09, 10:59 AM
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Replies: 132
Views: 93,627
Correct. Four-wire 240 (hot-hot-N-ground),...
Correct. Four-wire 240 (hot-hot-N-ground), generally seen on (newer) clothes driers or ranges, employs only the two hot wires for the 240V loads. The neutral wire is used with either of the hot...
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Forum: Renovations & New Construction
02-24-09, 05:31 PM
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Replies: 8
Views: 11,983
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Forum: Wind Power
02-23-09, 11:37 AM
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Replies: 7
Views: 12,413
Looking at your wind resource...
Looking at your wind resource (http://www.windatlas.ca/en/nav.php?field=EU&height=50&season=ANU&no=35), it might make sense. Fall and winter are pretty decent, especially near the lakes. Depends on...
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Forum: Wind Power
02-21-09, 06:49 PM
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Replies: 7
Views: 12,413
A brief wind power tutorial
Urps -- not sure how that happened. Thanks to this site's History feature, here's a recovered version.:)
***
I've found discussions surrounding wind energy usually benefit if people have a...
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Forum: Wind Power
02-18-09, 10:09 PM
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Replies: 14
Views: 13,659
Okay, here's some info ...
Okay, here's some info (http://www.awea.org/smallwind/michigan.html)on Michigan's net metering and incentives. It's not the worst I've seen, but the deck is firmly stacked in the utilities' favor. ...
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Forum: Wind Power
02-18-09, 09:48 PM
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Replies: 14
Views: 13,659
It's an interesting notion. Airplanes sweep...
It's an interesting notion. Airplanes sweep their wings back to slide the air stream away from the drag and turbulence of the fuselage. Tip spillage -- which is a major source of turbulence and...
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Forum: Wind Power
02-18-09, 10:49 AM
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Replies: 14
Views: 13,659
Usually they are on 'light-pole' type unguyed...
Usually they are on 'light-pole' type unguyed towers. SWWP has done an excellent job with distributorships and supporting homeowners in their zoning and utility negotiations. So these things are...
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Forum: Wind Power
02-17-09, 11:21 AM
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Replies: 6
Views: 6,876
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Forum: Lawn and Garden
02-16-09, 12:46 AM
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Replies: 40
Views: 38,241
Art Ludwig of Oasis Designs is the authority on...
Art Ludwig of Oasis Designs is the authority on gray water; even he has nearly given up on the notion. The thing about gray water is you have to use it right away. If you don't use a holding tank,...
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Forum: Wind Power
02-15-09, 07:01 PM
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Replies: 6
Views: 6,876
About small wind power, Part 1
Part 1: Reality Check
There's nothing quite as sexy in the homemade electricity world as a modest sized wind turbine. It moves. You can see it making power for you. Visions of cutting the grid...
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Forum: Introductions
02-15-09, 05:06 PM
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Replies: 7
Views: 5,431
Huh. Never seen that AirPump before. Sez it...
Huh. Never seen that AirPump before. Sez it draws 600+ watts, tho -- depending on its cycle time, that's a whole bunch. More efficient than electric resistance (which is awful), but that's a load...
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Forum: Solar Power
02-15-09, 11:41 AM
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Replies: 18
Views: 21,515
Rich: Both is better -- MPPT and tracking...
Rich: Both is better -- MPPT and tracking complement each other perfectly. Tracking pays off in the summer, adding 3-4 hours of charging time per day over fixed mounts. MPPT is great in northern...
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Forum: Introductions
02-15-09, 11:12 AM
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Replies: 7
Views: 5,431
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Forum: Solar Power
02-15-09, 01:19 AM
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Replies: 18
Views: 21,515
I have two of the Zomeworks passive trackers --...
I have two of the Zomeworks passive trackers -- no motors, just sloshes refrigerant back and forth in outriggers. They work pretty well. Rain confuses them -- but when it's raining, the solar ain't...
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Forum: Wind Power
02-15-09, 12:15 AM
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Replies: 6
Views: 6,667
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Forum: Solar Heating
02-14-09, 05:36 PM
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Replies: 38
Views: 32,964
Daox: You can do fun things with color. Reds...
Daox: You can do fun things with color. Reds absorb the least thermal gain (that's why it's red); greens, blues, grays, and of course black are best. It's a nasty job, but you might consider...
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Forum: Introductions
02-14-09, 05:15 PM
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Replies: 7
Views: 5,431
Thanks for the forum; WY offgridder here
Five and a half years ago, I bought 32 acres of the nakedest prairie imaginable and started building. The land was cheap because no utilities came near it (sadly, that condition will change next...
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Forum: Wind Power
02-14-09, 04:40 PM
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Replies: 6
Views: 6,667
It's always fun to research who is behind the...
It's always fun to research who is behind the anti-wind websites and blogs. Many are NIMBYs; I always ask people opposed to wind turbines in their viewshed how much electricity they use per month,...
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