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Linear active disturbance rejection control for large onshore wind turbines in full wind speed range

  • Chengzhen Jia
  • , Hua Geng
  • , Yushan Liu
  • , Lingmei Wang
  • , Enlong Meng
  • , Jiwen Ji
  • , Zhengkun Chen
  • , Lei Han
  • , Liming Chen
  • , Dongjie Guo
  • , Jiye Liang
  • , Yinping Fenghong

Research output: Contribution to journalArticlepeer-review

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Abstract

To achieve real-time estimation and compensation of total system disturbances and improve the control performance of wind turbines under complex turbulent wind conditions, three one-order LADRCs were used to reconstruct the wind turbine core control system. A dynamic variable limit LADRC was designed for torque control, a minimum limit LADRC was applied in pitch control, and a LADRC power controller was designed for decoupling torque and pitch control. The stability of the LADRCs was proven using the Lyapunov method. According to the transfer function of wind turbines and empirical equations, the parameters of each LADRC were tuned. Based on the hardware-in-loop simulation (HILS) test platform, the control algorithm of look-up table, PID, RISC, and LADRC were constructed by PLC language. Through comparative studies, it was verified that the algorithm proposed in this paper can reduce generator rotor speed and power fluctuations by about 13.6% and 1.7% at least, and it can also reduce the blade root load force.
Original languageEnglish
Article number106038
Pages (from-to)1-11
Number of pages11
JournalControl Engineering Practice
Volume151
Early online date8 Aug 2024
DOIs
Publication statusPublished online - 8 Aug 2024

Bibliographical note

Publisher Copyright:
© 2024 The Authors

Funding

This work was supported by the National Natural Science Foundation of China (No. 62303261 ), Key R&D Plan Projects in Shanxi Province (No. 202202060301004 , No. 2022 02010101001 ), Shanxi Province Special Project for Science and Technology Cooperation and Exchange (No. 202104041101020 ) and Transformation of Scientific and Technological Achievements Guiding Special Project of Shanxi Province (No. 202204021301064 ). This document is the results of the research project funded by the National Natural Science Foundation of China (No. 62303261 ), Key R&D Plan Projects in Shanxi Province (No. 202202060301004 , No. 202202010101001 ), Shanxi Province Special Project for Science and Technology Cooperation and Exchange (No. 202104041101020 ) and Transformation of Scientific and Technological Achievements Guiding Special Project of Shanxi Province (No. 202204021301064 ).

Funder number
202204021301064
202104041101020
202202010101001, 202202060301004
62303261

    Keywords

    • Anti-interference
    • Torque control
    • Pitch control
    • One-order LADRC
    • Generator rotor speed
    • Load force

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