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What's a reasonable expectation for efficiency in modern solar panels?
I recently had a solar array installed on my roof with four different sections connected to three inverters - the total array includes 56 panels for a total of 13.44 kW.
However, I'm not seeing ...
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1answer
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Is it possible to make a heliostat with no moving parts?
I want to place a couple of mirrors outside the house to direct some sunlight to the windows, which will make it easier to cope with the soul-crushing overcast winters here in Melbourne, Australia.
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Where does the excess electricity from my solar panels go?
When my excess electricity goes back into the grid, where does it go after it has passed through my meter? Does it go to the next closest house needing power?
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1answer
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Where can I find good resources on solar thermal backup options?
The 'what if the sun don't shine' problem is the difficult issue in solar thermal. Where can I find good solid test-based resources on the options for backup and their downsides? For example:
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