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HiTech's avatar
HiTech
Explorer
Dec 14, 2012

Measuring solar yield approaching winter solstice

I need to get a temporary setup on the RV roof to measure solar yield around the winter solstice. How deeply discharged will I need to get my 85 Ah battery so that it allows pretty full production ...
HiTech's avatar
HiTech
Explorer
Dec 18, 2012
MrWizard wrote:


today i got 1007.5 wHrs / 76.14 Ahrs, sunny and cold ( calif cold )

505w Flat on the roof


So 7.6 Ah for every 50 w with the same Unisolar technology, and your latitude is to the north of Houston? I am thinking we are in the ballpark.

Jim

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