One of the persistent myths of wind energy is that vertical axis wind turbines (VAWTs) are better than the iconic three -
bladed horizontal axis wind turbine (HAWTs).
Nearly 240GW of wind - generation capacity has been installed around the world so far, mostly on - land and mostly based on conventional three -
bladed horizontal - axis propeller type designs.
Not exact matches
Three -
bladed,
horizontal - axis wind turbines are more common — the world's biggest HAWT farm opened off the coast of Kent, UK this week.
Seems it has hit on an optimum design compromise between vertical and
horizontal bladed turbines.