LAPSE:2023.32739
Published Article
LAPSE:2023.32739
Rotor Current Feedback Based Direct Power Control of a Doubly Fed Induction Generator Operating with Unbalanced Grid
April 20, 2023
The paper presents a decoupled direct power-controlled (DPC) of a doubly fed induction generator (DFIG) connected to an unbalanced power grid, executed in an orthogonal stationary reference frame related to the stator side. The control allows to maintain constant electromagnetic torque despite stator connection to the unbalanced power grid and to achieve controllable low-voltage ride through (LVRT) capability. The control does not require any signal decomposition into positive and negative sequence order, which allows to reduce its complexity and computational requirements. Then, the paper presents positive influence of rotor current feedback in the stator-controlled reference frame on control performance. It facilitates significant transient reduction and minor steady state control improvement. All the mentioned functionalities were validated both in simulation and in laboratory conditions and the obtained results are described in the paper.
Record ID
Keywords
decoupled control, direct power control, doubly fed induction generator, grid voltage imbalance, power generation, torque ripple cancellation, unbalanced power grid
Subject
Suggested Citation
Pura P, Iwański G. Rotor Current Feedback Based Direct Power Control of a Doubly Fed Induction Generator Operating with Unbalanced Grid. (2023). LAPSE:2023.32739
Author Affiliations
Journal Name
Energies
Volume
14
Issue
11
First Page
3289
Year
2021
Publication Date
2021-06-04
Published Version
ISSN
1996-1073
Version Comments
Original Submission
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PII: en14113289, Publication Type: Journal Article
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LAPSE:2023.32739
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doi:10.3390/en14113289
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[v1] (Original Submission)
Apr 20, 2023
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Apr 20, 2023
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