Power supply control device and ventilating device using same

H - Electricity – 02 – J

Patent

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Details

H02J 7/34 (2006.01)

Patent

CA 2753456

A power supply control device and a ventilating device using the same. The ventilating device includes a blower system (12) and the power supply control device for supplying power to the blower system (12). The power supply control device includes a power supply and a switching control system (7). The power supply includes a solar power supply unit (1) and an electric network power supply unit (4), and the switching control system (7) is in control of switching between the solar power supply unit (1) and the electric network power supply unit (4). The solar power supply unit (1) comprises solar cells (2) and a DC-DC boosting circuit (3), an input terminal of the DC-DC boosting circuit (3) is connected to an output terminal of the solar cells (2), and an output terminal of the DC-DC boosting circuit (3) supplies power to the exterior. The electric network power supply unit (4) comprises an AC-DC rectifying circuit (6), an input terminal of the AC-DC rectifying circuit (6) is connected to an electric network alternating current input (5), and its output terminal supplies power to the exterior.

L'invention concerne un dispositif de commande d'alimentation et un dispositif de ventilation utilisant ledit dispositif de commande. Le dispositif de ventilation comprend un système de ventilation (12) et un système de commande d'alimentation destiné à alimenter le système de ventilateur (12). Le dispositif de commande d'alimentation comprend une alimentation et un système de commande de commutation (7). Le système d'alimentation comprend une unité d'alimentation solaire (1) et une unité d'alimentation de réseau électrique (4), le système de commande de commutation (7) commandant la commutation entre l'unité d'alimentation solaire (1) et l'unité d'alimentation de réseau électrique (4). L'unité d'alimentation solaire (1) comprend des piles solaires (2) et un circuit d'amplification CC-CC (3), un terminal d'entrée du circuit d'amplification CC-CC (3) est connecté à un terminal de sortie des piles solaires (2), et un terminal de sortie du circuit d'amplification CC-CC (3) alimente l'extérieur. L'unité d'alimentation de réseau électrique (4) comprend un circuit de rectification CA-CC (6), un terminal d'entrée du circuit de rectification CA-CC (6) est connecté à une entrée de courant alternatif de réseau électrique (5), et son terminal de sortie fournit le courant vers l'extérieur.

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