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opinion:frater_secessus:panelsizesforinsolation [2022/05/08 10:43] frater_secessus [Amount of solar wattage required per 100Ah of Pb] |
opinion:frater_secessus:panelsizesforinsolation [2022/07/20 16:40] frater_secessus [Amount of solar wattage required per 100Ah of Pb] further reading |
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This page is a rough attempt to show how geographical location and meteorological conditions affect the amount of solar wattage one needs. | This page is a rough attempt to show how geographical location and meteorological conditions affect the amount of solar wattage one needs. | ||
- | **Reminder: | + | **Reminder: |
Historical weather info is also used to calculate FSE, so good/bad weather is already baked into the average. | Historical weather info is also used to calculate FSE, so good/bad weather is already baked into the average. | ||
- | Ambient temperatures also affect panel output, and that is silently factored into the bottom table. | + | |
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Assumptions: | Assumptions: | ||
+ | * panel output is temperature-derated according to daily average high at each time/place | ||
* **no other loads** other than charging are present | * **no other loads** other than charging are present | ||
* AGM deep cycle battery is discharged to [[electrical: | * AGM deep cycle battery is discharged to [[electrical: | ||
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* solar-only charging the same number of amps into lithium would require about 10% less panel than AGM due to better charging efficiency. | * solar-only charging the same number of amps into lithium would require about 10% less panel than AGM due to better charging efficiency. | ||
+ | ===== further reading ===== | ||
+ | |||
+ | * factors affecting [[electrical: |