Question

What would have to be the area of a horizontal solar collector in Boulder on Dec 21 (Table 4.2) to provide 1000 Watts for the 24 hour day? Assume some lossless battery system, and a conversion efficiency from sunlight to electricity of 25%.

Table 4.2 says the Horizontal solar collector on Dec 21 insolates 782 Btu/ft^2 per day

Answer 1