Solar electric panel

H - Electricity – 01 – L

Patent

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Details

H01L 31/048 (2006.01)

Patent

CA 2737260

A solar panel 400 comprises: a base tile 100, a plurality of photovoltaic tiles 10, a connection system 200, for each photovoltaic tile 10 one or more electrical bypass devices 42. Each photovoltaic tile 10 comprises one or more photovoltaic cells 12 electrically connected together to form a photovoltaic cell circuit 40. The connection system 200 is supported by or on the base tile 100, and electrically connects the photovoltaic tiles 10 together in groups of two or more photovoltaic tiles, and mechanically couples the photovoltaic tiles 10 to the base tile 100. At least one bypass device 42 is shunted across a set of one or more of the photovoltaic cells 12 in the photovoltaic cell circuit 40. Each bypass device 42 provides a current path for the photovoltaic cell circuit 40 across the set of photovoltaic cells 12 when an output voltage across the set of photovoltaic cells is less than a predetermined threshold voltage.

L'invention porte sur un panneau solaire (400) qui comprend : une tuile de base (100), une pluralité de tuiles photovoltaïques (10), un système de connexion (200) et, pour chaque tuile photovoltaïque (10), un ou plusieurs dispositifs de dérivation électrique (42). Chaque tuile photovoltaïque (10) comprend une ou plusieurs cellules photovoltaïques (12) électriquement connectées ensemble pour former un circuit de cellules photovoltaïques (40). Le système de connexion (200) est supporté par ou sur la tuile de base (100) et connecte électriquement les tuiles photovoltaïques (10) ensemble par groupes de deux tuiles photovoltaïques ou plus, et couple mécaniquement les tuiles photovoltaïques (10) à la tuile de base (100). Au moins un dispositif de dérivation (42) est shunté aux bornes d'un ensemble d'une ou de plusieurs des cellules photovoltaïques (12) du circuit de cellules photovoltaïques (40). Chaque dispositif de dérivation (42) fournit un trajet de courant pour le circuit de cellules photovoltaïques (40) aux bornes de l'ensemble de cellules photovoltaïques (12) lorsqu'une tension de sortie aux bornes de l'ensemble de cellules photovoltaïques est inférieure à une tension seuil prédéterminée.

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