| CPC H02S 20/22 (2014.12) [F03D 9/007 (2013.01); H02S 10/12 (2014.12); F05B 2220/708 (2013.01); H02S 30/20 (2014.12)] | 10 Claims |

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1. A Photovoltaic installation comprising a vertical structure, and a plurality of photovoltaic modules, each photovoltaic module of the plurality of photovoltaic modules comprising a collar connected to the vertical structure pivotably around a vertical axis of the vertical structure, a repurposed wind-turbine blade from a horizontal-axis wind turbine acting as a cantilever beam attached to the collar at one end and carrying a plurality of photovoltaic panels.
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