永磁技术在大型风力发电机组中的研究与应用

Research and Application of Permanent Magnet Technology in Large Wind Turbine

介绍了永磁技术在风力发电领域的发展及应用概况、风力发电机磁极系统的相关要求,分析了影响磁极长期可靠性的因素,从磁极固定、磁极防护和磁体稳定性角度阐述了保证永磁风力发电机的使用长期可靠的机理。为应对风电市场的平价市场竞争,给出了永磁体优化设计方向。

The development of permanent magnet technology was introduced in the field of wind power generation and the relevant requirements of high reliable permanent magnet of wind turbine. The factors affecting the long-term reliability of permanent magnet were analyzed. The mechanism was expounded to ensure the long-term reliability of permanent magnet wind turbine from the perspectives of magnetic pole fixation, magnetic pole protection and magnet stability. In order to cope with the parity market competition in the wind power market, the optimization design direction of permanent magnet was given.