soln to homework 5 2009

# soln to homework 5 2009 - Solution to homework no 5 Assume...

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Solution to homework no. 5 Assume January as the design month Design an air system to provide 85% of the January energy demand. location is Jacksonville Florida Latitude 30.5 N lat longitude 81.7 deg elevation 30 ft winter design db 29 deg F -1.67 deg C winter coincident wb 24.4 atmospheric clearness 0.9 average ground reflectance 0.2 time zone GMT +/1 5 hours no daylight savings time Refrence temp+ 100 deg C Jan max temp 75 deg F Jan min temp 58.2 deg F 15.37 deg C Appendix 2.3b Jacksonville 10.45 MJ/m2day ave daily solar radiation Hh= 10450 kJ/m2 day 249.6 langleys/day on a horiz surface table a2.2 lat 30 5861 Wh/m2 monthky ave daily extraterrestrial insolation Ho,h= 21099.6 kJ/m2 day on horizontal surface Kt= 0.5 monthly clearness index -21.1 degrees -0.74 radians hss= 1.34 Location: 30 deg North latitude Collector tilt = lat +15 deg = beta= 45 deg collector area (to be determined, Ac 15.66 m2 number of modules= Monthly degree days 147 2975427 kJ= L Space heating load = 20241 kJ/deg C day

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## This note was uploaded on 09/06/2011 for the course EML 4930 taught by Professor Staff during the Fall '08 term at University of Florida.

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soln to homework 5 2009 - Solution to homework no 5 Assume...

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