The wind at the wind farm is not all grade 10 or higher. How to use the breeze, General Electric (GE) thought of a solution. In front of the generator is a big nose. It is a rotatable aluminum cover. You can "collect" the breeze and pass it directly to the blades to increase efficiency. Although the overall increase is only 3%, it is a big number in large-scale power plants. Lens Ring,Lens Ring Joint Gasket ,Lens Gasket,Lens Ring Gasket WENZHOU JINGWEI SEAL TECHNOLOGY CO., LTD , https://www.ringjoint-gasket.com 
Raise the nose of power generation efficiency in a breeze environment