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--- opinion:frater_secessus:how_much_excess_solar_power [2022/12/14 19:07]
frater_secessus
+++ opinion:frater_secessus:how_much_excess_solar_power [2023/04/21 15:50] (current)
frater_secessus [Pareto summary]
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 DRAFT
+FIXME
 ====== How much extra solar power do I have? ======
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-===== Pareto summary =====
+===== TLDR =====
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 ==== looking up daily insolation (FSE) =====
-FSE will be used together with a system effic
+Hours of Full Sun Equivalent (FSE) is a convenient way to think of the amount of sunlight reaching the ground over the entire day.  4.5 hours of FSE means 4.5kWh of power reaching the ground per square meter.
 To predict daily harvest we will use
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 This cosine is [[https://www.esrl.noaa.gov/gmd/grad/solcalc/azel.html|calculable for a given time and place]].
-**Example**: if you have 200w of panels and calculated cosine is .70 then **140w of light is landing on your panels**.
+**Example**: if you have 200w of panels and calculated cosine is .70 then **140w of direct light is landing on your panels** in clear skies.
 ==== finding and using system efficiency ====

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