| 摘要 |
PURPOSE: A wind power generator is provided to prevent environmental contamination by preventing a tower from being contaminated by lubicatant. CONSTITUTION: A wind power generator comprises a tower(10), a main frame(20), a cover(30), and a yawing unit(40). The main frame is rotatably coupled to the tower. The cover surrounds the main frame. The yawing unit is inserted between the tower and the main frame and comprises a bearing(50), a drive unit(60), and a yaw brake(70). The drive unit supplies driving force to the main frame. The yaw brake comprises a disk and a pressing unit. |
