韩永强,徐明忻,孙碣,孙永辉,赵立军,陶珑

• 1:国网内蒙古东部电力有限公司经济技术研究院
• 2:天津理工大学电气电子工程学院

摘要(Abstract)：

针对永磁同步风力发电系统具有运行时易受网侧和机侧的波动影响等特性,本文提出并设计了一种结合校正环节的线性自抗扰控制器。在传统线性自抗扰控制器中引入超前滞后校正思想对线性扩张状态观测器的输出通道进行改良,利用校正环节调节扰动观测通道的带宽。本文分析了风电系统的数学模型,并从系统层面优化三阶线性扩张状态观测器矩阵,提高了线性扩张状态观测器的观测精度。最后,对结合校正环节的线性自抗扰控制器进行频域特性分析,并通过Matlab/Simulink数字仿真平台验证了结合校正环节的线性自抗扰策略的有效性和可行性。

关键词(KeyWords)： 永磁同步风电机组;并网控制;线性自抗扰控制;超前滞后校正;频域特性分析;抗扰性

Abstract:

Keywords:

基金项目(Foundation): 国家自然科学基金资助项目(51877152);; 天津市自然科学重点基金资助项目(18JCZDJC97300)

作者(Author): 韩永强,徐明忻,孙碣,孙永辉,赵立军,陶珑

DOI: 10.19635/j.cnki.csu-epsa.000488

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