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opinion:frater_secessus:how_much_excess_solar_power [2022/12/14 13:57] frater_secessus [empirical testing] |
opinion:frater_secessus:how_much_excess_solar_power [2022/12/14 16:16] frater_secessus [How much extra solar power do I have?] |
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DRAFT | DRAFT | ||
+ | |||
+ | FIXME | ||
====== How much extra solar power do I have? ====== | ====== How much extra solar power do I have? ====== | ||
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- | ===== empirical | + | ===== direct |
Plug it in and see if the solar can support it [[electrical: | Plug it in and see if the solar can support it [[electrical: | ||
- | The downside is this is a YES/NO answer; | + | The downside is this is a YES/NO answer; |
- | + | ||
- | ===== observation and prediction ===== | + | |
- | + | ||
+ | ===== prediction ===== | ||
- | ==== overall system efficiency | + | ==== looking up daily insolation (FSE) ===== |
- | You can get a feel for overall system efficiency by | + | 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. |
- | - watching your system over time, as described above | + | To predict daily harvest |
- | - comparing real-time harvest to theoretical | + | |
+ | * FSE | ||
+ | * your panel wattage | ||
+ | * and your system' | ||
- | ===== average power harvest for a given time/place ===== | ||
- | ==== theoretical power available ==== | ||
- | === predicted daily harvest === | ||
+ | ==== calculating power available (W) ==== | ||
- | === predicted harvest at a specific time === | ||
Real-time harvest is a bit easier since there is no time component. | Real-time harvest is a bit easier since there is no time component. |