Posts Tagged ‘flatten’

Weatherwatch: vortex ‘streets’ that can flatten power stations

Kármán found that air flowing around an obstacle broke away into distinct whirlwinds – causing wires to sing or towers to wobble A Kármán vortex street is a series of whirlwinds produced by a cylindrical object, such as a tower, in the wind. The stream of miniature tornadoes travels downwind of the obstacle at regular […]