PSO-based Sliding Mode Current Control of Grid-Forming Inverter in Rotating Frame

Fuente: arXiv
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Autores principales: Hoang, Quang-Manh, Hollweg, Guilherme Vieira, Hussain, Akhtar, Zarrabian, Sina, Su, Wencong, Bui, Van-Hai
Formato: Preprint
Publicado: 2025
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author Hoang, Quang-Manh
Hollweg, Guilherme Vieira
Hussain, Akhtar
Zarrabian, Sina
Su, Wencong
Bui, Van-Hai
author_facet Hoang, Quang-Manh
Hollweg, Guilherme Vieira
Hussain, Akhtar
Zarrabian, Sina
Su, Wencong
Bui, Van-Hai
contents The Grid-Forming Inverter (GFMI) is an emerging topic that is attracting significant attention from both academic and industrial communities, particularly in the area of control design. The Decoupled Average Model-based Sliding Mode Current Controller (DAM-SMC) has been used to address the need such as fast response, fixed switching frequency, and no overshoot to avoid exceeding current limits. Typically, the control parameters for DAM-SMC are chosen based on expert knowledge and certain assumptions. However, these parameters may not achieve optimized performance due to system dynamics and uncertainties. To address this, this paper proposes a Particle Swarm Optimization (PSO)-based DAM-SMC controller, which inherits the control laws from DAM-SMC but optimizes the control parameters offline using PSO. The main goal is to reduce chattering and achieve smaller tracking errors. The proposed method is compared with other metaheuristic optimization algorithms, such as Genetic Algorithm (GA) and Simulated Annealing (SA). Simulations are performed in MATLAB/Simulink across various scenarios to evaluate the effectiveness of the proposed controller. The proposed approach achieves a substantial reduction in convergence time, decreasing it by 86.36% compared to the GA and by 88.89% compared to SA. Furthermore, the tracking error is reduced by 11.61% compared to the conventional DAM-SMC algorithm. The robustness of the proposed method is validated under critical conditions, where plant and control model parameters varied by up to 40%.
format Preprint
id arxiv_https___arxiv_org_abs_2501_11633
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle PSO-based Sliding Mode Current Control of Grid-Forming Inverter in Rotating Frame
Hoang, Quang-Manh
Hollweg, Guilherme Vieira
Hussain, Akhtar
Zarrabian, Sina
Su, Wencong
Bui, Van-Hai
Systems and Control
The Grid-Forming Inverter (GFMI) is an emerging topic that is attracting significant attention from both academic and industrial communities, particularly in the area of control design. The Decoupled Average Model-based Sliding Mode Current Controller (DAM-SMC) has been used to address the need such as fast response, fixed switching frequency, and no overshoot to avoid exceeding current limits. Typically, the control parameters for DAM-SMC are chosen based on expert knowledge and certain assumptions. However, these parameters may not achieve optimized performance due to system dynamics and uncertainties. To address this, this paper proposes a Particle Swarm Optimization (PSO)-based DAM-SMC controller, which inherits the control laws from DAM-SMC but optimizes the control parameters offline using PSO. The main goal is to reduce chattering and achieve smaller tracking errors. The proposed method is compared with other metaheuristic optimization algorithms, such as Genetic Algorithm (GA) and Simulated Annealing (SA). Simulations are performed in MATLAB/Simulink across various scenarios to evaluate the effectiveness of the proposed controller. The proposed approach achieves a substantial reduction in convergence time, decreasing it by 86.36% compared to the GA and by 88.89% compared to SA. Furthermore, the tracking error is reduced by 11.61% compared to the conventional DAM-SMC algorithm. The robustness of the proposed method is validated under critical conditions, where plant and control model parameters varied by up to 40%.
title PSO-based Sliding Mode Current Control of Grid-Forming Inverter in Rotating Frame
topic Systems and Control
url https://arxiv.org/abs/2501.11633