| 摘要 |
Street light device (100) for lighting streets and public or private areas, comprising: - at least one outer casing (3); - at least one lighting device (4), comprising at least one lamp; - at least one wind generator (5) for producing alternating electric energy with a frequency varying as a function of the wind speed around the street light device; - at least one photovoltaic generator (6) for producing direct electric energy with a voltage varying as a function of the luminous intensity; - at least one thermovoltaic generator (7) for producing direct electric energy with a voltage varying as a function of the thermal gradient; - at least one connection (8) to an electric grid; - at least one primary electric circuit (9) for storing and transferring to the electric grid the electric energy produced by at least one of said wind generator (5), said photovoltaic generator (6) and said thermovoltaic generator (7). |
