直驱风力发电机组强度振动特性分析及优化设计

Strength & Vibration Characteristic Analysis of Direct-driven Wind-turbine Generator Unit and Optimum Design

系统阐述了直驱风电机组可靠性分析、疲劳损伤计算流程;对风机振动特性进行了研究分析;提出了机组优化设计的目标;并对风电机组的螺栓和焊缝连强度计算进行了说明。

This paper provides the reliability analysis and process of fatigue failure of direct-driven wind-turbine generator. It summarizes several complex problems, analyzes the dynamics characteristic of this type of generator, and finally gives strength calculation method about the welding and bolted structures.