Timeline for Protecting solar panels from kids who may throw stones to get monkeys off roof
Current License: CC BY-SA 3.0
17 events
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Jul 24, 2016 at 9:13 | comment | added | JDługosz | The panels I have don’t have a glass cover. They have a very thin laminate, and appear to resist hail by being able to yield a bit. It’s like a poster, and needs the metal frame to hold its shape. | |
Jul 23, 2016 at 2:03 | comment | added | StayOnTarget | As far as I understand it, an electric fence is passing no or very little current until something conductive touches it. There probably is some standby / parasitic loss. So I don't think that would have a significant effect on overall efficiency. One approach to quantifying that would be to consider the loss of efficiency / effectiveness from a broken panel. Multiply that by the probability it will occur, and that is your expectation value. Compare that to the standby losses of the electric fence. | |
Jul 22, 2016 at 14:20 | vote | accept | CommunityBot | ||
Jul 22, 2016 at 12:26 | comment | added | Ben Welborn | @DoritoStyle I agree, and wanted to note that the first comment on this question was that chicken wire would not reduce the efficiency- but it's not great rock protection either. And, before monkeys were part of the question, I suggested polycarbonate as an alternative, because chicken wire isn't very elegant, and we all thought that she was dealing with vandalism-kids, (who I thought may escalate with bb-guns, because I've seen it before). Now, dealing with monkeys and friendly fire kinda changes that, but polycarb is cheaper than glass, so esp. if it breaks, I'd replace it with polycarb. | |
Jul 22, 2016 at 3:34 | comment | added | Steve Jessop | @Aron: yeah, but have you accounted for the light blocked by all those monkeys? | |
Jul 22, 2016 at 2:20 | comment | added | Aron | Also note, deploying an electric fence will also reduce the overall efficiency of the solar setup. Assuming you budget the electric fence consumption to the solar setup.... | |
Jul 21, 2016 at 21:52 | comment | added | user46770 | @BenWelborn, I think the point here is that glass & polycarbonate are going to be much more expensive than chicken wire. | |
S Jul 21, 2016 at 20:51 | history | edited | Ben Welborn | CC BY-SA 3.0 |
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S Jul 21, 2016 at 20:51 | history | suggested | CommunityBot | CC BY-SA 3.0 |
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Jul 21, 2016 at 20:33 | review | Suggested edits | |||
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Jul 21, 2016 at 17:32 | comment | added | Ben Welborn | @JasonHutchinson polycarbonate is about 4 times cheaper than glass and solar panel glass is replaceable. Glass breaks, and panels are expensive. | |
Jul 21, 2016 at 16:00 | history | edited | Ben Welborn | CC BY-SA 3.0 |
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Jul 21, 2016 at 15:35 | history | edited | Ben Welborn | CC BY-SA 3.0 |
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Jul 21, 2016 at 15:22 | comment | added | Jason Hutchinson | Since the panels are already installed, I'm not sure if that is an option for them. Adding an additional layer of it over the existing panels will certainly decrease their efficiency. | |
Jul 21, 2016 at 15:12 | comment | added | Jason Hutchinson | Even when new, polycarbonate panels will reduce the efficiency of the panels, not to mention be prohibitively expensive. | |
Jul 21, 2016 at 15:10 | history | edited | Ben Welborn | CC BY-SA 3.0 |
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Jul 21, 2016 at 13:39 | history | answered | Ben Welborn | CC BY-SA 3.0 |