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Author
Grot, R. A. | Galowin, L. S.
Title
Preliminary Data on the Field Performance of Storage-Type Residential Water Heaters.
Coporate
National Bureau of Standards, Washington, DC
Report
NBSIR 78-1496, April 1979,
Distribution
AVAILABLE FROM National Technical Information Service (NTIS), Technology Administration, U.S. Department of Commerce, Springfield, VA 22161. Telephone: 1-800-553-6847 or 703-605-6000; Fax: 703-605-6900; Rush Service (Telephone Orders Only) 800-553-6847; Website: http://www.ntis.gov
Keywords
residential buildings; water heaters; hot water heating; gas heaters; electric heating; performance; statistical data
Abstract
The early results of a field experiment for determining the performance of gas and electric residential storage water heaters are presented. Energy requirements for hot water supply and hot water consumption and usage pattern data are presented and analyzed using statistical techniques in order to display average load curves and the variation about the average. It is shown that the daily energy usage of these water heaters is approximately a linear function of the energy content of the drawn daily water consumption. This fact allows a simple procedure to be used for evaluating the effects of retrofit actions on the performance of the water heater.