| 摘要 |
A method and apparatus for creating a downwind space in a predetermined location with respect to the direction of the wind, including a step of arranging a generation means, for generating an air curtain, in particular at least two air curtains, a step of detecting the direction of the wind, as well as a step of orienting the air curtain(s) against the wind, according to an emission angle (α) set between 40° and 90°, defined between the direction of the wind and the emission direction of the air curtains. |
