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Author
Petersen, S. R. | Barnett, J. P.
Title
Expanded NBSLD (NBS Load Determination) Output for Analysis of Thermal Performance of Building Envelope Components. Final Report.
Coporate
National Bureau of Standards, Washington, DC
Sponsor
Department of Energy, Washington, DC Department of Housing and Urban Development, Washington, DC
Report
NBSIR 80-2076, July 1980,
Distribution
Available from National Technical Information Service
Keywords
buildings; thermal efficiency; space heating; heating load; cooling load; heat loss; heat transfer; computer programs; computerized simulation
Identifiers
energy analysis; nbsld-xo computer program
Abstract
The NBS Load Determination Program (NBSLD) for the calculation of space heating and cooling loads in buildings is a potentially useful tool for the improved thermal design of building envelopes. However, its usefulness is limited because only the net heating and cooling loads are determined. In order to design building envelopes which are to be, from inception, more energy efficient than existing buildings, the thermal performance of the individual envelope elements (e.g., walls, windows, ceilings and floors) must be known and the interrelationships among these components understood. NBSLD-XO is an expanded output version of NBSLD which provides this data on an hourly, daily, monthly and/or annual basis. This report outlines the NBSLD-XO program, format, and output and provides several examples of its use based on a prototypical single-family residential building.