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The Fuzzy Control Method of Direct Drive Permanent Synchronous Wind Power Grid Connected Inverter
Author(s): LIN Xuan, TANG Yong-qi
Pages: 5-
9
Year: 2015
Issue:
1
Journal: Journal of Hunan Institute of Engineering(Natural Science Edition)
Keyword: 风力发电; 并网逆变器; 模糊PID控制; 仿真建模;
Abstract: 详细分析并网逆变器的控制策略,针对传统PI参数不能跟随风速实时变化,出现控制效果不佳的情况,研究采用模糊PI控制方法,该方法能够根据风速变化实时调节,提高并网逆变器对于外部干扰、参数变化的控制效果,使逆变器输出的电流快速跟踪电网电压,达到与电网电压同频同相和提高风力发电并网效率和可靠性的目的,通过在Matlab/simulink仿真软件上进行仿真,验证了方法的正确性.
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