4.2 Rows of buildings with photovoltaics covering vertical south-facing walls need to have adequate spacing to assure one building does not shade the collectors on another. S For no shading between 8 am and 4 PM, d/H >? PVs FIGURE P4.2

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
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Chapter11: Data Analysis And Probability
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4.2 Rows of buildings with photovoltaics covering vertical south-facing walls
need to have adequate spacing to assure one building does not shade the
collectors on another.
S-
For no shading between 8 am and 4 PM, d/H > ?
PVs
FIGURE P4.2
Transcribed Image Text:4.2 Rows of buildings with photovoltaics covering vertical south-facing walls need to have adequate spacing to assure one building does not shade the collectors on another. S- For no shading between 8 am and 4 PM, d/H > ? PVs FIGURE P4.2
a. Using the shadow diagram for 30°N in Appendix F, roughly what ratio
of separation distance (d) to building height (H) would assure no shading
anytime between 8:00 A.M. and 4:00 P.M.?
b. If the spacing is such that d = H, during what months will the rear
building receive full solar exposure.
Transcribed Image Text:a. Using the shadow diagram for 30°N in Appendix F, roughly what ratio of separation distance (d) to building height (H) would assure no shading anytime between 8:00 A.M. and 4:00 P.M.? b. If the spacing is such that d = H, during what months will the rear building receive full solar exposure.
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