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U.S. Department of Energy
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Models of photovoltaic module performance: Final report

Technical Report ·
OSTI ID:6813609
Pacific Gas and Electric Company's Department of Research and Development operates a Photovoltaic (PV) Test Facility in San Ramon, California. Over 40,000 I-V curves were collected by PG and E from May 1984 through December 1986 on 48 PV modules from 13 manufacturers. Single-crystal silicon, polycrystalline silicon, ribbon silicon, thin-film (''amorphous'') silicon, and concentrating PV technologies are represented. Three PV module performance models have been evaluated. Despite the variety of manufacturers represented and the large range of module efficiencies, normalized module power equations are so similar within each PV technology that generic power equations can be developed. Generic power equations are derived for each PV technology and each orientation, since the performance of tracking modules tends to be less dependent on temperature than that of fixed modules. 21 refs., 10 figs., 10 tabs.
Research Organization:
Electric Power Research Inst., Palo Alto, CA (USA); Pacific Gas and Electric Co., San Ramon, CA (USA). Dept. of Engineering Research
OSTI ID:
6813609
Report Number(s):
EPRI-AP-6006; ON: TI89000287
Country of Publication:
United States
Language:
English