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Welcome to the bifacial_radiance wiki! Here we try to answer some of the common questions we get by e-mail, as well as explain some of the tricks to better use and understand bifacial_radiance.

World Coordinates

Module Size and Orientation

How the sensors work

IF you have found an issue / or have doubts, contact us through Issues and we'll try to help!

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Forthcoming presentations of work with/on bifacial_radiance:

• 12th PVPMC 2019 May, Albuquerque: 2 presentations. More info forthcoming
• PVSC 2019, Chicago: 1 presentation. More info forthcoming!
• September 2019, EU PVSEC (Marseille): 2 submissions! More info forthcoming
• BifiPV Workshop 2019, Amsterdam: More info forthcoming!

Articles that have used bifacial_radiance (If you have one send it our way):

• S. Ayala Pelaez, C. Deline, S. Macalpine, B. Marion, J. S. Stein, and R. K. Kostuk, “Comparison of bifacial solar irradiance model predictions with field validation,” IEEE J. Photovoltaics, vol. 9, no. 1, pp. 82–88, 2019. https://ieeexplore.ieee.org/abstract/document/8534404
• S. Ayala Pelaez, C. Deline, P. Greenberg, J. S. Stein, and R. K. Kostuk, “Model and Validation of Single-Axis Tracking with Bifacial PV - Preprint,” Golden Co Natl. Renew. Energy Lab. NREL/CP-5K00-72039., no. October, 2018. https://www.nrel.gov/docs/fy19osti/72039.pdf
• Asgharzadeh, A. et al. 2018. Bifacial PV System Performance: Investigation of Shading Conditions (429 downloads) . 10th PV Performance Modeling Collaborative Workshop, Albuquerque, NM
• Asgharzadeh, A. 2018. A Comparison Study of the Performance of South/North-facing vs East/West-facing Bifacial Modules under Shading Conditions (199 downloads) . WCPEC-7, Waikoloa, HI.
• Deline, C., et al., 2017. Bifacial PV Performance Models: Comparison and Field Results (443 downloads) . BiFiPV 2017 Workshop, Konstanz, Germany
• Deline, C., S. MacAlpine, B. Marion, F. Toor, A. Asgharzadeh and J. S. Stein (2017). “Assessment of Bifacial Photovoltaic Module Power Rating Methodologies – Inside and Out.” Journal of Photovoltaics,V. 7(2), p. 575-580.

Many more here: https://pvpmc.sandia.gov/pv-research/bifacial-pv-project/