| 摘要 |
PURPOSE: An apparatus for distributing sign power using a photovoltaic system is provided to express an advertisement copy by efficiently supplying charged power to a lamp included in a sign. CONSTITUTION: An apparatus for distributing sign power comprises a photovoltaic system(10), a sign control switch(20), a module control switch(30), and a controller(50). The photovoltaic system receives sunlight and generates power. A plurality of illumination modules emits light while being grouped according to an advertisement copy printed on a plurality of signs. The module control switch is arranged to be corresponded to the illumination module by one-to-one and individually controls the power which is respectively supplied from the photovoltaic system to the illumination module. The controller controls the module control switch according to a charge amount in the photovoltaic system. |
