Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic Stability

Nowadays, modern power converters installed in renewable power plants can provide flexible electromechanical characteristics that rely on the developed control technologies such as Synchronous Power Controller (SPC). Since high renewable penetrated power grids result in a low-inertia system, this el...

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Main Authors: Mostafa Abdollahi, Jose Ignacio Candela, Andres Tarraso, Mohamed Atef Elsaharty, Elyas Rakhshani
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/14/8/2115
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author Mostafa Abdollahi
Jose Ignacio Candela
Andres Tarraso
Mohamed Atef Elsaharty
Elyas Rakhshani
author_facet Mostafa Abdollahi
Jose Ignacio Candela
Andres Tarraso
Mohamed Atef Elsaharty
Elyas Rakhshani
author_sort Mostafa Abdollahi
collection DOAJ
description Nowadays, modern power converters installed in renewable power plants can provide flexible electromechanical characteristics that rely on the developed control technologies such as Synchronous Power Controller (SPC). Since high renewable penetrated power grids result in a low-inertia system, this electromechanical characteristic provides support to the dynamic stability of active power and frequency in the power generation area. This goal can be achieved through the proper tuning of virtual electromechanical parameters that are embedded in the control layers of power converters. In this paper, a novel mathematical pattern and strategy have been proposed to adjust dynamic parameters in Renewable Static Synchronous Generators controlled by SPC (RSSG-SPC). A detailed dynamic modeling was obtained for a feasible design of virtual damping coefficient and virtual moment of inertia in the electrometrical control layer of RSSG-SPC’s power converters. Mathematical solutions, modal analysis outcomes, time-domain simulation results, and real-time validations of the test in IEEE-14B benchmark confirm that the proposed method is an effective procedure for the dynamic design of RSSG-SPC to provide these dynamic stability supports in grid connection.
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spelling doaj.art-0293b161a7304bdcb640bf636a7a15d12023-11-21T14:57:57ZengMDPI AGEnergies1996-10732021-04-01148211510.3390/en14082115Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic StabilityMostafa Abdollahi0Jose Ignacio Candela1Andres Tarraso2Mohamed Atef Elsaharty3Elyas Rakhshani4Electrical Engineering Department, Technical University of Catalonia, 08222 Barcelona, SpainElectrical Engineering Department, Technical University of Catalonia, 08222 Barcelona, SpainElectrical Engineering Department, Technical University of Catalonia, 08222 Barcelona, SpainResearch Institute for Autonomous Systems, University of North Dakota, Grand Forks, ND 58202, USADepartment of Electrical Sustainable Energy, Delft University of Technology, 2628 Delft, The NetherlandsNowadays, modern power converters installed in renewable power plants can provide flexible electromechanical characteristics that rely on the developed control technologies such as Synchronous Power Controller (SPC). Since high renewable penetrated power grids result in a low-inertia system, this electromechanical characteristic provides support to the dynamic stability of active power and frequency in the power generation area. This goal can be achieved through the proper tuning of virtual electromechanical parameters that are embedded in the control layers of power converters. In this paper, a novel mathematical pattern and strategy have been proposed to adjust dynamic parameters in Renewable Static Synchronous Generators controlled by SPC (RSSG-SPC). A detailed dynamic modeling was obtained for a feasible design of virtual damping coefficient and virtual moment of inertia in the electrometrical control layer of RSSG-SPC’s power converters. Mathematical solutions, modal analysis outcomes, time-domain simulation results, and real-time validations of the test in IEEE-14B benchmark confirm that the proposed method is an effective procedure for the dynamic design of RSSG-SPC to provide these dynamic stability supports in grid connection.https://www.mdpi.com/1996-1073/14/8/2115dynamic stabilityrenewables grid connectionsmall signal modellingsynchronous power controllervirtual inertiavirtual damping
spellingShingle Mostafa Abdollahi
Jose Ignacio Candela
Andres Tarraso
Mohamed Atef Elsaharty
Elyas Rakhshani
Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic Stability
Energies
dynamic stability
renewables grid connection
small signal modelling
synchronous power controller
virtual inertia
virtual damping
title Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic Stability
title_full Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic Stability
title_fullStr Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic Stability
title_full_unstemmed Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic Stability
title_short Electromechanical Design of Synchronous Power Controller in Grid Integration of Renewable Power Converters to Support Dynamic Stability
title_sort electromechanical design of synchronous power controller in grid integration of renewable power converters to support dynamic stability
topic dynamic stability
renewables grid connection
small signal modelling
synchronous power controller
virtual inertia
virtual damping
url https://www.mdpi.com/1996-1073/14/8/2115
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