Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive Support

Enhancing voltage control (VC) in modern distribution grids with intense photovoltaic (PV) penetration via PV inverter reactive support is a research problem that has received considerable attention. The recent literature has shown that, in general, decentralized VC yields superior global voltage pr...

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Main Authors: Henrique P. Correa, Flavio H. T. Vieira, Lina P. G. Negrete
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9919181/
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author Henrique P. Correa
Flavio H. T. Vieira
Lina P. G. Negrete
author_facet Henrique P. Correa
Flavio H. T. Vieira
Lina P. G. Negrete
author_sort Henrique P. Correa
collection DOAJ
description Enhancing voltage control (VC) in modern distribution grids with intense photovoltaic (PV) penetration via PV inverter reactive support is a research problem that has received considerable attention. The recent literature has shown that, in general, decentralized VC yields superior global voltage profile regulation compared to local control. This work contributes a novel decentralized method with three important practical-oriented features, namely not requiring voltage control zone coordination, not employing optimization and being directly compatible with basic PV inverter droop controllers. It is based on a new double pilot concept, which generalizes the recently introduced pilot node approach. The proposed method is validated via simulation of a 123-bus distribution system. Obtained results show that it outperforms local control and the aforementioned pilot node method, yielding superior voltage regulation with similar usage of the PV inverter reactive power capacities.
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spelling doaj.art-10ff95d19a3a458aa231a3f93056fe612022-12-22T03:25:43ZengIEEEIEEE Access2169-35362022-01-011010947610948710.1109/ACCESS.2022.32145209919181Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive SupportHenrique P. Correa0https://orcid.org/0000-0002-4857-990XFlavio H. T. Vieira1https://orcid.org/0000-0003-3572-4036Lina P. G. Negrete2School of Electrical, Mechanical and Computer Engineering, Federal University of Goiás, Goiânia, BrazilSchool of Electrical, Mechanical and Computer Engineering, Federal University of Goiás, Goiânia, BrazilSchool of Electrical, Mechanical and Computer Engineering, Federal University of Goiás, Goiânia, BrazilEnhancing voltage control (VC) in modern distribution grids with intense photovoltaic (PV) penetration via PV inverter reactive support is a research problem that has received considerable attention. The recent literature has shown that, in general, decentralized VC yields superior global voltage profile regulation compared to local control. This work contributes a novel decentralized method with three important practical-oriented features, namely not requiring voltage control zone coordination, not employing optimization and being directly compatible with basic PV inverter droop controllers. It is based on a new double pilot concept, which generalizes the recently introduced pilot node approach. The proposed method is validated via simulation of a 123-bus distribution system. Obtained results show that it outperforms local control and the aforementioned pilot node method, yielding superior voltage regulation with similar usage of the PV inverter reactive power capacities.https://ieeexplore.ieee.org/document/9919181/Distributed generationdecentralized systemdroop controlpilot node
spellingShingle Henrique P. Correa
Flavio H. T. Vieira
Lina P. G. Negrete
Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive Support
IEEE Access
Distributed generation
decentralized system
droop control
pilot node
title Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive Support
title_full Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive Support
title_fullStr Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive Support
title_full_unstemmed Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive Support
title_short Double Pilot Node Decentralized Voltage Control of PV Generators via Droop-Type Optimization-Free Reactive Support
title_sort double pilot node decentralized voltage control of pv generators via droop type optimization free reactive support
topic Distributed generation
decentralized system
droop control
pilot node
url https://ieeexplore.ieee.org/document/9919181/
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AT linapgnegrete doublepilotnodedecentralizedvoltagecontrolofpvgeneratorsviadrooptypeoptimizationfreereactivesupport