
427Solar Heating and Cooling of Buildings
© 2008 Taylor & Francis Group, LLC
Ambient temperature: 40.6°F
Collector efciency curve: see Figure 7.19
No heat exchanger used
Nominal storage, ow rate, and load heat-exchanger values used
7.23 Estimate the electric power requirement, in kW, of a 1400 ft
2
oor area (three-bed-
room home) with three occupants. Using your home power estimate, predict the
power requirements for a city of 300,000 people. Use these results to estimate the area
of silicon solar cells required to satisfy the community power requirements. Write a
short narrative discussing your assumptions and analysis.
7.24 The ...