Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal Regulator

ABSTRACT Load‐frequency control (LFC) is essential for maintaining system stability and ensuring high power quality in microgrids (MGs), particularly those heavily reliant on renewable energy sources (RES) and operating independently of the main grid. This paper introduces a novel control strategy a...

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Main Authors: Hossein Shayeghi, Alireza Rahnama, Nicu Bizon, Antoni Szumny
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Engineering Reports
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Online Access:https://doi.org/10.1002/eng2.13095
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author Hossein Shayeghi
Alireza Rahnama
Nicu Bizon
Antoni Szumny
author_facet Hossein Shayeghi
Alireza Rahnama
Nicu Bizon
Antoni Szumny
author_sort Hossein Shayeghi
collection DOAJ
description ABSTRACT Load‐frequency control (LFC) is essential for maintaining system stability and ensuring high power quality in microgrids (MGs), particularly those heavily reliant on renewable energy sources (RES) and operating independently of the main grid. This paper introduces a novel control strategy aimed at improving LFC performance in interconnected MGs by correcting the error signal. The proposed controller, denoted as TIDA+1, combines tilt, integrator, derivative, and acceleration operators in a parallel configuration to refine the incoming error signal. The controller parameters are optimized using a modified particle swarm optimization (PSO) algorithm with nonlinear time‐varying acceleration coefficients (NTVAC). The controller's effectiveness is validated through four distinct scenarios, including sudden load variations, system modeling uncertainties, fluctuations in RES outputs, and the impact of nonlinearities. Additionally, a lab‐scale evaluation of the controller has been conducted to further assess its practical applicability. Comparative results demonstrate that the TIDA+1 controller outperforms traditional controllers such as PID and FOPID, especially under complex operational conditions. The study highlights the TIDA+1 controller as a robust and viable solution for LFC in MGs, with potential for future scalability and application in larger systems.
format Article
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issn 2577-8196
language English
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spelling doaj-art-ec520790ea3b4ca19cb06d22bf0c35c52025-01-31T00:22:49ZengWileyEngineering Reports2577-81962025-01-0171n/an/a10.1002/eng2.13095Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal RegulatorHossein Shayeghi0Alireza Rahnama1Nicu Bizon2Antoni Szumny3Energy Management Research Centre University of Mohaghegh Ardabili Ardabil IranEnergy Management Research Centre University of Mohaghegh Ardabili Ardabil IranThe National University of Science and Technology POLITEHNICA Bucharest Pitești University Centre Pitesti RomaniaDepartment of Food Chemistry and Biocatalysis Wrocław University of Environmental and Life Sciences Wrocław PolandABSTRACT Load‐frequency control (LFC) is essential for maintaining system stability and ensuring high power quality in microgrids (MGs), particularly those heavily reliant on renewable energy sources (RES) and operating independently of the main grid. This paper introduces a novel control strategy aimed at improving LFC performance in interconnected MGs by correcting the error signal. The proposed controller, denoted as TIDA+1, combines tilt, integrator, derivative, and acceleration operators in a parallel configuration to refine the incoming error signal. The controller parameters are optimized using a modified particle swarm optimization (PSO) algorithm with nonlinear time‐varying acceleration coefficients (NTVAC). The controller's effectiveness is validated through four distinct scenarios, including sudden load variations, system modeling uncertainties, fluctuations in RES outputs, and the impact of nonlinearities. Additionally, a lab‐scale evaluation of the controller has been conducted to further assess its practical applicability. Comparative results demonstrate that the TIDA+1 controller outperforms traditional controllers such as PID and FOPID, especially under complex operational conditions. The study highlights the TIDA+1 controller as a robust and viable solution for LFC in MGs, with potential for future scalability and application in larger systems.https://doi.org/10.1002/eng2.13095interconnected microgridsload‐frequency controloptimization algorithmTIDA+1 controller
spellingShingle Hossein Shayeghi
Alireza Rahnama
Nicu Bizon
Antoni Szumny
Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal Regulator
Engineering Reports
interconnected microgrids
load‐frequency control
optimization algorithm
TIDA+1 controller
title Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal Regulator
title_full Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal Regulator
title_fullStr Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal Regulator
title_full_unstemmed Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal Regulator
title_short Interconnected Microgrids Load‐Frequency Control Using Stage‐by‐Stage Optimized TIDA+1 Error Signal Regulator
title_sort interconnected microgrids load frequency control using stage by stage optimized tida 1 error signal regulator
topic interconnected microgrids
load‐frequency control
optimization algorithm
TIDA+1 controller
url https://doi.org/10.1002/eng2.13095
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AT alirezarahnama interconnectedmicrogridsloadfrequencycontrolusingstagebystageoptimizedtida1errorsignalregulator
AT nicubizon interconnectedmicrogridsloadfrequencycontrolusingstagebystageoptimizedtida1errorsignalregulator
AT antoniszumny interconnectedmicrogridsloadfrequencycontrolusingstagebystageoptimizedtida1errorsignalregulator