Measurements of central Ohio shortwave cloud radiative effect: Assessment of solar power potential

Jason E. Box, Andrew Van-Loocke, Emily Sautter, James Degrand

Publikation: Bidrag til bog/rapport/konferenceproceedingsKonferenceartikel i proceedingspeer review

Resumé

Continuous broadband (0.285μm to 2.8μm) downward solar irradiance measurements were initiated 9 June 2006 on an Ohio State University building rooftop in effort to quantify Central Ohio's solar energy potential. The Eppley 8-48 "black & white" pyranometer (S/N 13930) accuracy is checked in comparison with a modern, recently calibrated, ISO 9060 Kipp and Zonen CM3 pyranometer. A single clear-sky day, 21 October 2006, was chosen to derive a relative bias adjustment multiplier, 1.076, for the Eppley sensor, to yield equivalent daily total downward solar irradiance as measured by the two pyranometers. After the calibration, residual 10-minute mean differences suggest a 18 W m -2 RMS uncertainty for 10-minute averages or 4.8% uncertainty for daily totals. The solar irradiance measurements were compared to modeled clear sky solar irradiance values. We find that clouds deplete solar potential 25-30% in summer as compared to 36-42% in winter.

OriginalsprogEngelsk
TitelAmerican Solar Energy Society - Solar 2007
UndertitelIncluding Proceedings from 36th ASES Annual Conference, 32nd National Passive Solar Conference, 2nd Renewable Energy Policy and Marketing Conference
ForlagAmerican Solar Energy Society
Sider52-54
Antal sider3
Vol/bind1
ISBN (Trykt)978-1-60423-308-7
StatusUdgivet - 2007
Udgivet eksterntJa
BegivenhedSolar 2007: Sustainable Energy Puts America to Work, Including 36th ASES Annual Conference, 32nd National Passive Solar Conference and 2nd Renewable Energy Policy and Marketing Conference - Cleveland, OH, USA
Varighed: 8 jul. 200712 jul. 2007

Konference

KonferenceSolar 2007: Sustainable Energy Puts America to Work, Including 36th ASES Annual Conference, 32nd National Passive Solar Conference and 2nd Renewable Energy Policy and Marketing Conference
Land/OmrådeUSA
ByCleveland, OH
Periode8/07/0712/07/07

Programområde

  • Programområde 5: Natur og klima

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