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electrical:solar:gentle_intro [2018/10/17 11:42] frater_secessus [panels] |
electrical:solar:gentle_intro [2018/10/17 11:46] frater_secessus [charge controller] |
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- is the cheapest per watt | - is the cheapest per watt | ||
- | This usually means framed panels, as flex panels are usually 2+ times more expensive per watt, are less rugged, physically larger for a given output, and degrade much quicker. Flex panels do have legitimate uses but they are specialty panels not well-suited | + | This usually means framed panels, as flex panels are usually 2+ times more expensive per watt and are less rugged. |
Arrays of two 100W panels are popular because 100w panels can be shipped individually by UPS/ | Arrays of two 100W panels are popular because 100w panels can be shipped individually by UPS/ | ||
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* [[electrical: | * [[electrical: | ||
- | * [[electrical: | + | * [[electrical: |
PWM are cheap enough that it is common to start with PWM and upgrade to MPPT later only if necessary. | PWM are cheap enough that it is common to start with PWM and upgrade to MPPT later only if necessary. |