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U.S. Department of Energy
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Summary of international data on monitored low-energy houses: a compilation and economic analysis

Conference ·
OSTI ID:5928036
In the Building Energy-Use Compilation and Analysis (BECA) project, Part A (New homes), 215 submetered, energy-efficient residential buildings were analyzed (including 7 small multi-family buildings comprising 68 single-family units). The energy use of these buildings, normalized to an indoor temperature of 20/sup 0/C is compared. The average thermal integrity of these buildings is 53 kJ/m/sup 2/DDC. These compare favorably to US 1979 building practice of 100 kJ/m/sup 2/DDC and US Stock at 180 kJ/m/sup 2/DDC. Data on the added first cost of conservation measures for 202 buildings were compiled. Of these buildings, the only homes that have costs of conserved energy below current energy costs are those with superinsulation, either alone or combined with low-aperture, passive-solar design.
Research Organization:
Lawrence Berkeley Lab., CA (USA)
DOE Contract Number:
AC03-76SF00098
OSTI ID:
5928036
Report Number(s):
LBL-16121; CONF-830835-2; ON: DE83015970
Country of Publication:
United States
Language:
English