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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 ...
pianotuna's avatar
pianotuna
Nomad III
Dec 23, 2012
Hi Hitech,

This year I got about 12 amp-hours on Dec 22 from ice encrusted panels--mostly sending power from the panels to the engine as I drove. It was overcast later in the day--but Unisolar's don't mind that as much as other technologies.

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