Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage Aggregator

High electricity consumption in Sarawak’s cities is a concern, driven by residential, industrial, and commercial users. Greater demand for electrical energy requires more electrical resources, affecting grid stability. To prevent blackouts and enhance grid resilience, electric vehicles can serve as...

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Main Authors: Geno Peter, Albert Alexander Stonier, Dishore Shunmugham Vanaja, Fitrahsya Justin, Ramya Kuppusamy, Yuvaraja Teekaraman
Format: Article
Language:English
Published: Hindawi-Wiley 2023-01-01
Series:International Transactions on Electrical Energy Systems
Online Access:http://dx.doi.org/10.1155/2023/7990690
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author Geno Peter
Albert Alexander Stonier
Dishore Shunmugham Vanaja
Fitrahsya Justin
Ramya Kuppusamy
Yuvaraja Teekaraman
author_facet Geno Peter
Albert Alexander Stonier
Dishore Shunmugham Vanaja
Fitrahsya Justin
Ramya Kuppusamy
Yuvaraja Teekaraman
author_sort Geno Peter
collection DOAJ
description High electricity consumption in Sarawak’s cities is a concern, driven by residential, industrial, and commercial users. Greater demand for electrical energy requires more electrical resources, affecting grid stability. To prevent blackouts and enhance grid resilience, electric vehicles can serve as distributed energy storage in microgrids. The biggest problem facing energy storage is that not all batteries within energy storage are the same. Every battery cell in the battery pack has a different rate of self-discharge, capacity, internal resistance, and aging, even though they have the same chemical and physical characteristics. These variations lead to power imbalances in energy storage. Therefore, to address this issue, a unique voltage equalization method using a modular flyback converter is presented. Its core objective is to correct voltage imbalances among batteries. The proposed method is modelled using MATLAB, and the performance of the system has been evaluated. Furthermore, the developed model is implemented in a microgrid and tested for two different cases (with and without energy storage for electric cars). From the simulation outcomes, it has been verified that the developed cell balancing technique performs well in equalizing the voltage of cells than the conventional methods.
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spelling doaj.art-7c9ac707e3d5498ab42d5b1f1562c4b42023-11-17T00:00:01ZengHindawi-WileyInternational Transactions on Electrical Energy Systems2050-70382023-01-01202310.1155/2023/7990690Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage AggregatorGeno Peter0Albert Alexander Stonier1Dishore Shunmugham Vanaja2Fitrahsya Justin3Ramya Kuppusamy4Yuvaraja Teekaraman5CRISDSchool of Electrical EngineeringElectrical Engineering DepartmentBalingian Power Generation Sdn. BhdDepartment of Electrical and Electronics EngineeringSchool of Engineering & ComputingHigh electricity consumption in Sarawak’s cities is a concern, driven by residential, industrial, and commercial users. Greater demand for electrical energy requires more electrical resources, affecting grid stability. To prevent blackouts and enhance grid resilience, electric vehicles can serve as distributed energy storage in microgrids. The biggest problem facing energy storage is that not all batteries within energy storage are the same. Every battery cell in the battery pack has a different rate of self-discharge, capacity, internal resistance, and aging, even though they have the same chemical and physical characteristics. These variations lead to power imbalances in energy storage. Therefore, to address this issue, a unique voltage equalization method using a modular flyback converter is presented. Its core objective is to correct voltage imbalances among batteries. The proposed method is modelled using MATLAB, and the performance of the system has been evaluated. Furthermore, the developed model is implemented in a microgrid and tested for two different cases (with and without energy storage for electric cars). From the simulation outcomes, it has been verified that the developed cell balancing technique performs well in equalizing the voltage of cells than the conventional methods.http://dx.doi.org/10.1155/2023/7990690
spellingShingle Geno Peter
Albert Alexander Stonier
Dishore Shunmugham Vanaja
Fitrahsya Justin
Ramya Kuppusamy
Yuvaraja Teekaraman
Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage Aggregator
International Transactions on Electrical Energy Systems
title Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage Aggregator
title_full Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage Aggregator
title_fullStr Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage Aggregator
title_full_unstemmed Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage Aggregator
title_short Battery Cell Balancing of V2G-Equipped Microgrid in the Presence of Energy Storage Aggregator
title_sort battery cell balancing of v2g equipped microgrid in the presence of energy storage aggregator
url http://dx.doi.org/10.1155/2023/7990690
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