Research on wind turbine power smooth control structure and optimization strategy based on rotor kinetic energy control

被引:0
|
作者
Wang H. [1 ]
Jin T. [1 ]
Liu X. [1 ]
Wang X. [1 ]
Guo R. [1 ]
Cheng Y. [1 ]
机构
[1] State Grid Shanxi Electric Power Research Institute, Taiyuan
来源
关键词
Compensate; Direct-drive permanent magnet synchronous generator(D-PMSG); Fuzzy control; Rotor kinetic energy; Stability;
D O I
10.19912/j.0254-0096.tynxb.2021-0134
中图分类号
学科分类号
摘要
In this paper, the rotor kinetic energy control is used and optimized to smooth the active power output of direct- drive permanent magnet synchronous generator(D- PMSG). Firstly, the mechanism of power loss caused by rotor kinetic energy control is analyzed, based on which a power smoothing strategy is proposed to compensate the power loss. By analyzing the stability of wind turbine, the applicability of power smoothing strategy is obtained. Then, a fuzzy control algorithm(FLC)is used to optimize the control, which aims to improve the smoothness and the utilization of the output power, as well as to reduce the smoothness degradation caused by power command switching. At last, the effectiveness of the proposed control strategy and optimization algorithm is verified by Matlab / Simulink simulation. © 2022, Solar Energy Periodical Office Co., Ltd. All right reserved.
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页码:251 / 257
页数:6
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