| 摘要 |
<p>PROBLEM TO BE SOLVED: To solve such inconvenience that carriage is troublesome due to the heavy weight of a battery in a photovoltaic power generation device with the conventional constitution. SOLUTION: This power supply device is provided with a solar panel 1 receiving sunlight to generate direct-current power, a battery 2 storing the direct-current power of the solar panel 1, an inverter 3 converting the output of the battery 2 to alternating-current power and a frame 4 made of a metal supporting the solar panel, and has such a constitution that the battery 2 and the inverter 3 are installed to the frame 4 with a void 31 provided between the solar panel and them.</p> |
