Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systems

The effective performance of Interline DC Power Flow Controllers (IDC-PFCs) in Modular Multilevel Converters (MMC)-based High Voltage Direct Current (HVDC) grids is restricted by 1) the current limitation of the HVDC cables/lines, 2) the HVDC buses’ DC voltages and 3) the IDC-PFC capacitor’s DC volt...

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Main Authors: Mirhamed Pourmirasghariyan, G.B Gharehpetian, Oriol Gomis-Bellmunt, David Campos-Gaona, Panagiotis N. Papadopoulos
Format: Article
Language:English
Published: Elsevier 2025-03-01
Series:International Journal of Electrical Power & Energy Systems
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Online Access:http://www.sciencedirect.com/science/article/pii/S0142061524006549
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author Mirhamed Pourmirasghariyan
G.B Gharehpetian
Oriol Gomis-Bellmunt
David Campos-Gaona
Panagiotis N. Papadopoulos
author_facet Mirhamed Pourmirasghariyan
G.B Gharehpetian
Oriol Gomis-Bellmunt
David Campos-Gaona
Panagiotis N. Papadopoulos
author_sort Mirhamed Pourmirasghariyan
collection DOAJ
description The effective performance of Interline DC Power Flow Controllers (IDC-PFCs) in Modular Multilevel Converters (MMC)-based High Voltage Direct Current (HVDC) grids is restricted by 1) the current limitation of the HVDC cables/lines, 2) the HVDC buses’ DC voltages and 3) the IDC-PFC capacitor’s DC voltage limit. The pivotal remedy for this issue is to utilize an adaptive droop control for the MMCs that varies its droop gain to maximize the IDC-PFC operation range. In this paper, 3D curves of the IDC-PFC’s important characteristics are used to assess the flexibility of the IDC-PFC control. By using this approach, a new degree of freedom for IDC-PFC controllability is achieved. The performance of the optimal-adaptive-droop-controlled strategy presented in this paper is validated using power flow studies. The results demonstrate that a wider operational area is conceivable for the IDC-PFC when this technique is applied as a combination of MMC converters’ droop control and IDC-PFC duty cycle.
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institution Kabale University
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publishDate 2025-03-01
publisher Elsevier
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series International Journal of Electrical Power & Energy Systems
spelling doaj-art-2a4c5ee22b2a482497d32bb45e62f2d32025-01-19T06:24:01ZengElsevierInternational Journal of Electrical Power & Energy Systems0142-06152025-03-01164110430Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systemsMirhamed Pourmirasghariyan0G.B Gharehpetian1Oriol Gomis-Bellmunt2David Campos-Gaona3Panagiotis N. Papadopoulos4Department of Electronic and Electrical Engineering (EEE), University of Strathclyde, Glasgow, G1 1XQ, UK; Corresponding author.Department of Electrical Engineering, Amirkabir University of Technology, Tehran 15875-4413, IranCITCEA-UPC, Universitat Politècnica de Catalunya, Barcelona 08028, SpainDepartment of Electronic and Electrical Engineering (EEE), University of Strathclyde, Glasgow, G1 1XQ, UKSchool of Electrical and Electronic Engineering, The University of Manchester, Manchester, M60 1QD, UKThe effective performance of Interline DC Power Flow Controllers (IDC-PFCs) in Modular Multilevel Converters (MMC)-based High Voltage Direct Current (HVDC) grids is restricted by 1) the current limitation of the HVDC cables/lines, 2) the HVDC buses’ DC voltages and 3) the IDC-PFC capacitor’s DC voltage limit. The pivotal remedy for this issue is to utilize an adaptive droop control for the MMCs that varies its droop gain to maximize the IDC-PFC operation range. In this paper, 3D curves of the IDC-PFC’s important characteristics are used to assess the flexibility of the IDC-PFC control. By using this approach, a new degree of freedom for IDC-PFC controllability is achieved. The performance of the optimal-adaptive-droop-controlled strategy presented in this paper is validated using power flow studies. The results demonstrate that a wider operational area is conceivable for the IDC-PFC when this technique is applied as a combination of MMC converters’ droop control and IDC-PFC duty cycle.http://www.sciencedirect.com/science/article/pii/S0142061524006549Adaptive Droop ControlHVDCIDC-PFCsMMCsOptimal Power Flow
spellingShingle Mirhamed Pourmirasghariyan
G.B Gharehpetian
Oriol Gomis-Bellmunt
David Campos-Gaona
Panagiotis N. Papadopoulos
Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systems
International Journal of Electrical Power & Energy Systems
Adaptive Droop Control
HVDC
IDC-PFCs
MMCs
Optimal Power Flow
title Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systems
title_full Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systems
title_fullStr Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systems
title_full_unstemmed Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systems
title_short Enlarged operational area of an Interline DC power Flow controller via adaptive droop control for Multi-Terminal HVDC systems
title_sort enlarged operational area of an interline dc power flow controller via adaptive droop control for multi terminal hvdc systems
topic Adaptive Droop Control
HVDC
IDC-PFCs
MMCs
Optimal Power Flow
url http://www.sciencedirect.com/science/article/pii/S0142061524006549
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