Àngel Borrell
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View article: Negative-Sequence Control to Avoid Voltage Imbalance Propagation Across an Inverter-Based Islanded Multi-Microgrid
Negative-Sequence Control to Avoid Voltage Imbalance Propagation Across an Inverter-Based Islanded Multi-Microgrid Open
c 2025 The Authors. This work is licensed under a Creative Commons Attribution 4.0 License. For more information, see https://creativecommons.org/licenses/by/4.0/
View article: Negative-Sequence Virtual Circuit Breaker in Islanded Inverter-Based Microgrids
Negative-Sequence Virtual Circuit Breaker in Islanded Inverter-Based Microgrids Open
Unbalanced loads in islanded inverter-based microgrids induce voltage and current imbalances, posing significant challenges to the operation of critical equipment and sensitive loads. To address this issue, conventional circuit breakers, s…
View article: A Sliding Mode Control in a New Reference Frame for Three-Phase UPFR With Extended Control Range
A Sliding Mode Control in a New Reference Frame for Three-Phase UPFR With Extended Control Range Open
This article presents a new switching strategy for a unity power factor rectifier (UPFR) using sliding-mode control (SMC). The traditional SMC in the natural frame suffers from a cross-coupling problem among controllers due to the neutral …
View article: Remote Multinodal Voltage Unbalance Compensation in Islanded AC Microgrids
Remote Multinodal Voltage Unbalance Compensation in Islanded AC Microgrids Open
Microgrids (MG) are exposed to voltage quality deterioration due to the presence of voltage unbalance. To deal with this problem, existing solutions based on Distributed Generation (DG) units interfaced by power electronics offer two type …
View article: Improving voltage imbalance in inverter‐based islanded microgrids during line‐to‐line short circuits
Improving voltage imbalance in inverter‐based islanded microgrids during line‐to‐line short circuits Open
Line‐to‐line short circuits are the transient disturbances that cause the highest currents as well as the largest voltage imbalances in inverter‐based microgrids. This paper presents a control scheme for grid‐forming inverters in islanded …
View article: Voltage Support using Electric Vehicles in an Islanded Resistive-Microgrid under Voltage Sags
Voltage Support using Electric Vehicles in an Islanded Resistive-Microgrid under Voltage Sags Open
© 2022 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, cre…
View article: Mitigation of Voltage Sags with Electric-Vehicle based Microgrids in Large Parking Lots
Mitigation of Voltage Sags with Electric-Vehicle based Microgrids in Large Parking Lots Open
This paper presents a real-time control strategy for electric-vehicle based microgrids to mitigate voltage sags in large parking lots. It is programmed into the digital processors of the battery chargers and consists on the injection of re…
View article: Optimizing Voltage Support using Electric Vehicles in an Islanded Microgrid under Voltage Sags
Optimizing Voltage Support using Electric Vehicles in an Islanded Microgrid under Voltage Sags Open
© 2022 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, cre…
View article: Collaborative Voltage Unbalance Compensation in Islanded AC Microgrids With Grid-Forming Inverters
Collaborative Voltage Unbalance Compensation in Islanded AC Microgrids With Grid-Forming Inverters Open
© 2022 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting /republishing this material for advertising or promotional purposes, cr…
View article: Control Scheme for Negative-Sequence Voltage Compensation and Current Sharing in Inverter-Based Grid-Connected Microgrids
Control Scheme for Negative-Sequence Voltage Compensation and Current Sharing in Inverter-Based Grid-Connected Microgrids Open
© 2021 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, cre…
View article: Collaborative Voltage Unbalance Elimination in Grid-Connected AC Microgrids With Grid-Feeding Inverters
Collaborative Voltage Unbalance Elimination in Grid-Connected AC Microgrids With Grid-Feeding Inverters Open
© 2021 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting /republishing this material for advertising or promotional purposes, cr…