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--- electrical:solar:output [2020/05/20 11:30]
frater_secessus [charge controller type]
+++ electrical:solar:output [2020/09/24 12:58]
frater_secessus [insolation]
@@ Line 57: / Line 57: @@
     * amount of atmosphere the rays have to penetrate (less at solar noon, more at other times or anytime sun is relatively lower on the horizon)
     * air quality:  \\ smoke((http://www.cheaprvliving.com/forums/showthread.php?tid=26592&pid=333826#pid333826)),((http://www.cheaprvliving.com/forums/showthread.php?pid=331627#pid331627))
+{{ http://img.mousetrap.net/misc/wattsunderconditions.jpg}}Based on [[https://en.wikipedia.org/wiki/Orders_of_magnitude_%28illuminance%29|lux measurements]], we can estimate how sky clarity/brightness affects the amount of power theoretically available to the panel.
+Takeaways:  overcast skies greatly reduce output, and there is no meaningful power available at sunrise/sunset.
+Also see [[opinion:frater_secessus:solar harvest|these anecdotal observations]].

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