Variable pitch bearing detection device for wind turbine generator

The utility model provides a wind turbine generator variable pitch bearing detection device. The device comprises a vibration sensor, a data acquisition module, a data processing module and a fault diagnosis module. Compared with the prior art, the utility model has the advantages that a real-time measurement mode is adopted, waiting for a plurality of operation periods is not needed, and the abnormity of the variable pitch bearing can be found in time; the wind turbine generator set variable pitch bearing detection device can accurately diagnose the state of the variable pitch bearing through feature extraction and analysis of vibration data, improves the accuracy and efficiency of fault diagnosis, can accurately diagnose the state of the variable pitch bearing of the wind turbine generator set in real time, and improves the accuracy and efficiency of fault diagnosis. And the operation safety and reliability of the wind turbine generator are improved. 本实用新型提供了一种风电机组变桨轴承检测装置，该装置包括振动传感器、数据采集模块、数据处理模块和故障诊断模块；与现