Environmental Impact per Energy Yield for Bifacial Perovskite Solar Cells Outperforms Crystalline Silicon Solar Cells

Autor: Ramez Hosseinian Ahangharnejhad, Willis Becker, Jayson Jones, Annick Anctil, Zhaoning Song, Adam Phillips, Michael Heben, Ilke Celik
Jazyk: angličtina
Rok vydání: 2020
Předmět:
Zdroj: Cell Reports Physical Science, Vol 1, Iss 10, Pp 100216- (2020)
Druh dokumentu: article
ISSN: 2666-3864
DOI: 10.1016/j.xcrp.2020.100216
Popis: Summary: A promising technology for the future of solar energy is the highly efficient bifacial photovoltaic (PV) cell using perovskite as an absorbing layer. Here we report the environmental impact per energy generated from bifacial perovskite PV cells in single- and multi-junction configurations. To determine the environmental performance of the energy provided from bifacial perovskites and compare it with the analogous monofacial structures, we develop a realistic energy yield (EY) model. According to our model, the studied bifacial structures show between 9% and 26% EY increase compared with monofacial cells among all surfaces and locations studied. For the environmental impact analysis, we use normalized cradle-to-end-of-use impact from single-junction crystalline silicon (c-Si) solar cells as a reference point. Our results show that there are opportunities for all studied bifacial perovskite PV structures to become more environmentally friendly than c-Si cells.
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