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* Solar Panels Still Effective in Snowy Conditions - [http://eponline.com/articles/2012/10/25/solar-panels-still-effective-in-snowy-conditions.aspx Environmental Protection]
* Solar Panels Still Effective in Snowy Conditions - [http://eponline.com/articles/2012/10/25/solar-panels-still-effective-in-snowy-conditions.aspx Environmental Protection]
* Snow-Covered Solar Panels Work Just Fine, Study Says - [http://www.greenoptimistic.com/2012/10/25/snow-covered-solar-panels-work-just-fine-study-says/#.UInvPMWHKSo Green Optimistic]
* Snow-Covered Solar Panels Work Just Fine, Study Says - [http://www.greenoptimistic.com/2012/10/25/snow-covered-solar-panels-work-just-fine-study-says/#.UInvPMWHKSo Green Optimistic]
*
* Solar power said viable in snowy regions -[http://www.renewablesbiz.com/article/12/10/solar-power-said-viable-snowy-regions Renewables Biz]
 
[[Category:Solar energy]]
[[Category:Solar energy]]
[[Category:Photovoltaics]]
[[Category:Photovoltaics]]
[[Category:MOST completed projects and publications]]
[[Category:MOST completed projects and publications]]
[[Category:QAS completed projects and publications]]
[[Category:QAS completed projects and publications]]

Revision as of 02:35, 26 October 2012

Source: Rob Andrews and Joshua M. Pearce, “Prediction of Energy Effects on Photovoltaic Systems due to Snowfall Events” in: 2012 38th IEEE Photovoltaic Specialists Conference (PVSC). Presented at the 2012 38th IEEE Photovoltaic Specialists Conference (PVSC), pp. 003386 –003391. Available: DOI open access

Snow-data.png

This is a preliminary study to determine the effects of snow on photovoltaic performance.

Abstract

The accurate prediction of yields from photovoltaic systems (PV) is critical for their proper operation and financing, and in northern latitudes the effects of snowfall on yield can become significant. This work provides methods for identifying snowfall effects from commonly collected performance data, and recommends a model to allow for prediction of these effects based solely on meteorological time series. The model was validated with data from two large-scale (>8MW) operational PV plants. For the low tilt angles most affected by snowfall, this analysis was able to accurately predict both daily and mean values of snow effects. This methodology will enable system operators to utilize performance data to accurately identify and predict snowfall losses, and will assist system designers to optimize for the effects of snowfall on new system designs.

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