风力发电机组振动故障及信号分析技术综述  

Review about Wind Turbine Vibration Fault and Signal Analysis Technology

作　　者：刘亚昆[1] 吴兴伟[2] 

机构地区：[1]沈阳工程学院研究生院,辽宁沈阳110136 [2]沈阳工程学院学报编辑部,辽宁沈阳110136

出　　处：《沈阳工程学院学报（自然科学版）》2014年第4期298-301,共4页Journal of Shenyang Institute of Engineering:Natural Science

摘　　要：以双馈型风力发电机组为基础,从风力发电机组的分类与构成出发,介绍了风力发电机组的主要结构以及风能转化为电能的基本流程。同时以双馈型风力发电机组塔筒和机舱的振动、轴承的振动和齿轮箱的振动为重点,分析了双馈型风力发电机组的主要振动故障及特征。最后以包络谱分析技术为主,阐述了风力发电机组振动信号的分析处理技术的特点,并结合实例展现出其实际应用效果。The paper introduced the main structure of the wind turbine and its basic energyconverting process firstly.Then it discussed the vibration of tower and nacelle,the bearing and the gearboxof the double-fed wind turbine and analyzed the vibrationfaultsand their characteristics.Finally,basedon the envelope spectrum analysis technology,the paper elaborated the characteristics of the wind turbine vibration signal analysis with examples show their practical application.

关 键 词：风力发电 振动故障 信号处理 包络分析 

分 类 号：TM315[电气工程—电机]