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electrical:solar [2020/05/10 10:32] frater_secessus [temperature] |
electrical:solar [2022/06/11 12:17] frater_secessus [Mounting the panels] |
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- | ===== do you really | + | ===== Do you need solar? ===== |
Maybe not. If any of these conditions are met you probably don't need solar: | Maybe not. If any of these conditions are met you probably don't need solar: | ||
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- | ===== practical | + | ===== Practical |
* [[electrical: | * [[electrical: | ||
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* how will you ensure your batteries don't run your batteries too low and damage them? | * how will you ensure your batteries don't run your batteries too low and damage them? | ||
- | ===== scheduling | + | ===== Scheduling |
//When// you use power from your system can be as important as //how much// power you use. | //When// you use power from your system can be as important as //how much// power you use. | ||
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- | ===== things | + | ===== Things |
* Insolation (Intensity of sunlight) | * Insolation (Intensity of sunlight) | ||
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- | ===== how much solar? ===== | + | ===== How much solar? ===== |
Solar sizing has been moved to [[electrical: | Solar sizing has been moved to [[electrical: | ||
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- | ===== weather-related issues ===== | + | ===== Weather-related issues ===== |
Weather and [[electrical: | Weather and [[electrical: | ||
- | ==== cloudy | + | ==== Cloudy |
**Cloud cover** can have paradoxical effects: | **Cloud cover** can have paradoxical effects: | ||
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Dusty or snowy weather can cause a loss of output due to physical presence on the panels. | Dusty or snowy weather can cause a loss of output due to physical presence on the panels. | ||
- | ==== temperature | + | ==== Temperature |
Panels yield the most power in cold temperatures. | Panels yield the most power in cold temperatures. | ||
- | ===== mounting | + | ===== Mounting |
+ | |||
+ | [based on [[https:// | ||
+ | |||
There are a few issues to consider: | There are a few issues to consider: | ||
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**Mounting flex panels to the roof** allows some airflow in the corrugations but no airgap. Good news: panel derating won't be so bad because the heat is conducted to your van roof. Which is bad news if it's already hot in your van. | **Mounting flex panels to the roof** allows some airflow in the corrugations but no airgap. Good news: panel derating won't be so bad because the heat is conducted to your van roof. Which is bad news if it's already hot in your van. | ||
+ | |||
+ | **Portable panels** allow the vehicle to be in shade and panels in the sun. Also can be tilted for maximal yield. | ||
Opinion: | Opinion: |