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opinion:solar:sizing.walkthrough [2022/05/27 14:39] frater_secessus [panel wattage] |
opinion:solar:sizing.walkthrough [2022/05/27 15:09] (current) frater_secessus [total daily power requirement] |
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* how much power we will require - every single watt | * how much power we will require - every single watt | ||
* where we will camp, and what time of year we will be there | * where we will camp, and what time of year we will be there | ||
- | * avoiding shade and so the panels can actually work | + | * avoiding shade so the panels can actually work |
===== daily power requirements ===== | ===== daily power requirements ===== | ||
- | This part is the least fun and the most important; | + | This part is the least fun and the most important; |
The goal is to come up with a daily target in **watt-hours** (**Wh**). | The goal is to come up with a daily target in **watt-hours** (**Wh**). | ||
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We will need **2,084Wh every day** to run our intended loads. | We will need **2,084Wh every day** to run our intended loads. | ||
+ | |||
+ | ==== day/night modeling ==== | ||
+ | |||
+ | You may find it useful to make day/night sections for both AC and DC. This will yield more accurate numbers if you run many of your loads in daylight instead of at night. | ||
+ | |||
+ | Note that very big [[electrical: | ||
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==== where and when we are camping ==== | ==== where and when we are camping ==== | ||
- | The actual hours of FSE will depend on where we are and month of the year. If we want the solar to Just Work((by itself, no help from [[electrical: | + | The actual hours of FSE will depend on where we are and month of the year. If we want the solar to Just Work((by itself, no help from [[electrical: |
* vacation-camping with the family in Montana only in the summer | * vacation-camping with the family in Montana only in the summer | ||
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- | We can work backward from FSE and required Wh to get our required panel: | + | We can work backward from FSE and required Wh to get our required panel: |
* **Montana in July** - 2, | * **Montana in July** - 2, |