Communication Requirements in Microgrids: A Practical Survey

Progress in Microgrid (MG) research has evolved the MG concept from classical, purely MG power networks to more advanced power and communications networks. The communications infrastructure helps control and manage the unreliable power outputs that most standard power generation elements of the MG (...

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Main Authors: Ioan Serban, Sandra Cespedes, Corneliu Marinescu, Cesar A. Azurdia-Meza, Juan S. Gomez, Doris Saez Hueichapan
Format: Article
Language:English
Published: IEEE 2020-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9023471/
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author Ioan Serban
Sandra Cespedes
Corneliu Marinescu
Cesar A. Azurdia-Meza
Juan S. Gomez
Doris Saez Hueichapan
author_facet Ioan Serban
Sandra Cespedes
Corneliu Marinescu
Cesar A. Azurdia-Meza
Juan S. Gomez
Doris Saez Hueichapan
author_sort Ioan Serban
collection DOAJ
description Progress in Microgrid (MG) research has evolved the MG concept from classical, purely MG power networks to more advanced power and communications networks. The communications infrastructure helps control and manage the unreliable power outputs that most standard power generation elements of the MG (e.g., wind turbines and photo-voltaic panels) deliver. Although communication technologies do offer certain advantages for sensing and control, they generate other complications due to packet loss and packet latency, among other transmission impairments. In this work, we discuss the impact of communications on MG performance, establishing the requirements of data exchanges and system response in the three levels of a hierarchical control approach: primary, secondary, and tertiary. With a focus on the secondary level - responsible for ensuring the restoration of electrical parameters - we identify standards, networking protocols, and communication technologies relevant for the interoperability of MGs and clusters of MGs, including both modes of operation: isolated and grid-connected. We review theoretical approaches and practical implementations that consider the effects of the communications network on the general performance of the MG. Moreover, we undertake an experimental analysis of the influence of wired and wireless communication networks on MG performance, revealing the importance of designing future smart control solutions more robust to communication degradation, especially if wireless technologies are integrated to provide scalable deployments. Aspects such as resilience, security, and interoperability are also shown to require continuing efforts in research and practical applications.
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spelling doaj.art-274aee390aaa4b5aac74ee974fe578f32022-12-21T17:14:40ZengIEEEIEEE Access2169-35362020-01-018476944771210.1109/ACCESS.2020.29779289023471Communication Requirements in Microgrids: A Practical SurveyIoan Serban0https://orcid.org/0000-0002-8515-6439Sandra Cespedes1https://orcid.org/0000-0003-1686-2644Corneliu Marinescu2https://orcid.org/0000-0001-5085-1004Cesar A. Azurdia-Meza3https://orcid.org/0000-0003-3461-4484Juan S. Gomez4Doris Saez Hueichapan5Department of Electrical Engineering, Transilvania University of Brasov, Brasov, RomaniaDepartment of Electrical Engineering, University of Chile, Santiago, ChileDepartment of Electrical Engineering, Transilvania University of Brasov, Brasov, RomaniaDepartment of Electrical Engineering, University of Chile, Santiago, ChileDepartment of Electrical Engineering, University of Chile, Santiago, ChileDepartment of Electrical Engineering, University of Chile, Santiago, ChileProgress in Microgrid (MG) research has evolved the MG concept from classical, purely MG power networks to more advanced power and communications networks. The communications infrastructure helps control and manage the unreliable power outputs that most standard power generation elements of the MG (e.g., wind turbines and photo-voltaic panels) deliver. Although communication technologies do offer certain advantages for sensing and control, they generate other complications due to packet loss and packet latency, among other transmission impairments. In this work, we discuss the impact of communications on MG performance, establishing the requirements of data exchanges and system response in the three levels of a hierarchical control approach: primary, secondary, and tertiary. With a focus on the secondary level - responsible for ensuring the restoration of electrical parameters - we identify standards, networking protocols, and communication technologies relevant for the interoperability of MGs and clusters of MGs, including both modes of operation: isolated and grid-connected. We review theoretical approaches and practical implementations that consider the effects of the communications network on the general performance of the MG. Moreover, we undertake an experimental analysis of the influence of wired and wireless communication networks on MG performance, revealing the importance of designing future smart control solutions more robust to communication degradation, especially if wireless technologies are integrated to provide scalable deployments. Aspects such as resilience, security, and interoperability are also shown to require continuing efforts in research and practical applications.https://ieeexplore.ieee.org/document/9023471/Communication networklatencyMG secondary controlmicrogridsmart grid
spellingShingle Ioan Serban
Sandra Cespedes
Corneliu Marinescu
Cesar A. Azurdia-Meza
Juan S. Gomez
Doris Saez Hueichapan
Communication Requirements in Microgrids: A Practical Survey
IEEE Access
Communication network
latency
MG secondary control
microgrid
smart grid
title Communication Requirements in Microgrids: A Practical Survey
title_full Communication Requirements in Microgrids: A Practical Survey
title_fullStr Communication Requirements in Microgrids: A Practical Survey
title_full_unstemmed Communication Requirements in Microgrids: A Practical Survey
title_short Communication Requirements in Microgrids: A Practical Survey
title_sort communication requirements in microgrids a practical survey
topic Communication network
latency
MG secondary control
microgrid
smart grid
url https://ieeexplore.ieee.org/document/9023471/
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