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cooling degree day

   Also found in: Financial, Wikipedia 0.01 sec.
cooling degree day [′kül·iŋ di′grē ‚dā]
(mechanical engineering)
A unit for estimating the energy needed for cooling a building; one unit is given for each degree Fahrenheit that the daily mean temperature exceeds 75°F (24°C).
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At first thought, 3 degrees doesn''t seem like all that much; however, if you convert the temperatures to cooling degree days , as shown in Figure 9, the results look dramatic.
Three Powerful Utility Bill Analysis Methods for the Energy Manager by John Avina / Consumer news, advice, product reviews community
The actual heating and cooling degree days during the year beginning 15 January 2007 were 2,393 [degrees]C.
Energy efficient, cost effective, passive solar house by Mathias, James A.; Mathias, Duane M. / ASHRAE Transactions
Facility executives can also develop an even more sophisticated measurement and verification report by considering other factors like heating or cooling degree days and other changes in the building, such as operating hours, or equipment added or removed.
FROM AUDIT TO ACTION by Richard G Lubinski / Building Operating Management
 
 
 
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