中文摘要:针对海上风力发电机组安全可靠运行要求的发展趋势，本文在阐述双馈风电机组控制原理的基础上，建立了双馈发电机及其变流器的控制模型。其次，在分析电力系统对并网风电机组低电压穿越原理基础上，比较分析了双馈风电机组低电压穿越的各种控制技术方案。最后，结合海上用5.0 MW双馈风力发电机组电气参数，对2种典型低电压穿越的转子电路保护措施进行了仿真比较。分析结果表明，采用二极管整流桥加IGBT和保护电阻构成斩波器的措施具有较好的暂态控制效果。（详细内容请下载附件）
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