It becomes oar safety arrangement of system to become oar wind turbine generator system in step

The utility model provides an it becomes oar safety arrangement of system to become oar wind turbine generator system in step, including main drive, clutch, reserve drive arrangement and position sensor, reserve drive arrangement passes through through shaft with main drive arrangement and is connected, position sensor sets up on reserve drive arrangement through shaft, works as during the main drive stop work, reserve drive arrangement starts, provides pitch control power, can guarantee wind turbine generator system's security, when setting up the slip tooth can prevent big torsional impact on normal close formula clutch, causes the damage of physics to main drive device, draws to connect the electrostatic shield ware on the slip tooth, and effectively prevent?static electricity is to main drive arrangement's electromagnetic interference, through setting up position sensor on through shaft, and can be under any circumstance accurate change oar position and the blade angle of reading. 本实用新型提供种同步变桨风电机组变桨系统安全保护