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U.S. Department of Energy
Office of Scientific and Technical Information

Data report for the Southwest Residential Experiment Station, October 1981

Technical Report ·
OSTI ID:5642319
The Residential Experiment Stations were designed to develop residential photovoltaic systems (PV) and to gather and disseminate performance data for the photovoltaic community, cognizant institutions, and ultimately, the public. Eight PV systems are under test. Each Prototype System consists of a roof-mounted PV array, sized to meet at least 50% of the annual electric demand of an energy-conserving house, and an enclosed structure to house the remainder of the PV system equipment, test instrumentation, and work space. The arrays provide dc energy, which is converted to ac energy by power conditioning equipment to service all of the usual loads of the residence. A common feature of all the Prototype Systems is that excess solar-generated electric energy is fed back to the local utility grid, thereby eliminating the need for on-site storage. This report presents one month of performance data obtained from the eight SW RES Prototype Systems. Data drawn from the Residential Data System (RDS) appears in several formats. Section 1 includes a one-page summary as well as a more detailed hour-by-hour tabulation for an average day of the month. In Section 2, energy histograms for each Prototype System are provided; they are based on RDS data and recording kilowatt hour meters. The histograms also present horizontal and plane-of-array insolation data as well as comments that explain data and/or energy production anomalies.
Research Organization:
New Mexico Solar Energy Inst., Las Cruces (USA); Massachusetts Inst. of Tech., Lexington (USA). Lincoln Lab.
DOE Contract Number:
AC02-76ET20279
OSTI ID:
5642319
Report Number(s):
DOE/ET/20279-167; ON: DE82010854
Country of Publication:
United States
Language:
English