| 摘要 |
<p>PROBLEM TO BE SOLVED: To improve power generation efficiency in a wind power generation device having a wind tunnel.SOLUTION: In a wind power generation device including a cylindrical wind tunnel 20 and a power generation windmill 30 arranged near the inside of an inflow port 21 of the wind tunnel 20, provided is a plurality of swirlers 53 that is arrayed in a circumferential direction at the outer peripheral edge part of an outflow port 22 of the wind tunnel 20 and fixed, and swirls wind outside the wind tunnel 20.</p> |
