Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties

Abstract High penetration of renewable distributed generations is one of the most current challenges of electric distribution networks due to resources uncertainties, and hosting capacity limitation of the networks. The challenges may be more critical when uncertainties are highly correlated. The ef...

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Main Authors: Sajjad Solat, Farrokh Aminifar, Heidarali Shayanfar
Format: Article
Language:English
Published: Wiley 2021-03-01
Series:IET Generation, Transmission & Distribution
Subjects:
Online Access:https://doi.org/10.1049/gtd2.12062
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author Sajjad Solat
Farrokh Aminifar
Heidarali Shayanfar
author_facet Sajjad Solat
Farrokh Aminifar
Heidarali Shayanfar
author_sort Sajjad Solat
collection DOAJ
description Abstract High penetration of renewable distributed generations is one of the most current challenges of electric distribution networks due to resources uncertainties, and hosting capacity limitation of the networks. The challenges may be more critical when uncertainties are highly correlated. The effect of correlated uncertainties of wind speed and load on the distributed generation hosting capacity of distribution networks is evaluated. A combination of point estimation method, and inverse Nataf transformation is proposed for correlated uncertainties modelling. The efficiency of some ANM schemes on the hosting capacity improvement is also studied in the presence of correlated uncertainties. To do so, an optimisation framework with the objective of maximising the installed capacity of distributed generation subject to network operational constraints such as voltage deviation is proposed. The proposed optimisation problem is formulated in a mixed‐integer quadratically constrained program form, and is solved via CPLEX solver. The proposed method is implemented on the 33‐bus standard test system. The results demonstrate the significant effect of the correlation between uncertainties on the distributed generation hosting capacity of network.
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spelling doaj.art-83b5e01a0eba451594dcb150e5f9fa452022-12-22T04:04:37ZengWileyIET Generation, Transmission & Distribution1751-86871751-86952021-03-0115583684810.1049/gtd2.12062Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertaintiesSajjad Solat0Farrokh Aminifar1Heidarali Shayanfar2Center of Excellence for Power Systems Automation and Operation, School of Electrical Engineering Iran University of Science and Technology Tehran IranSchool of Electrical and Computer Engineering College of Engineering University of Tehran Tehran IranCenter of Excellence for Power Systems Automation and Operation, School of Electrical Engineering Iran University of Science and Technology Tehran IranAbstract High penetration of renewable distributed generations is one of the most current challenges of electric distribution networks due to resources uncertainties, and hosting capacity limitation of the networks. The challenges may be more critical when uncertainties are highly correlated. The effect of correlated uncertainties of wind speed and load on the distributed generation hosting capacity of distribution networks is evaluated. A combination of point estimation method, and inverse Nataf transformation is proposed for correlated uncertainties modelling. The efficiency of some ANM schemes on the hosting capacity improvement is also studied in the presence of correlated uncertainties. To do so, an optimisation framework with the objective of maximising the installed capacity of distributed generation subject to network operational constraints such as voltage deviation is proposed. The proposed optimisation problem is formulated in a mixed‐integer quadratically constrained program form, and is solved via CPLEX solver. The proposed method is implemented on the 33‐bus standard test system. The results demonstrate the significant effect of the correlation between uncertainties on the distributed generation hosting capacity of network.https://doi.org/10.1049/gtd2.12062Optimisation techniquesDistributed power generationDistribution networks
spellingShingle Sajjad Solat
Farrokh Aminifar
Heidarali Shayanfar
Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties
IET Generation, Transmission & Distribution
Optimisation techniques
Distributed power generation
Distribution networks
title Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties
title_full Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties
title_fullStr Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties
title_full_unstemmed Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties
title_short Distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties
title_sort distributed generation hosting capacity in electric distribution network in the presence of correlated uncertainties
topic Optimisation techniques
Distributed power generation
Distribution networks
url https://doi.org/10.1049/gtd2.12062
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AT farrokhaminifar distributedgenerationhostingcapacityinelectricdistributionnetworkinthepresenceofcorrelateduncertainties
AT heidaralishayanfar distributedgenerationhostingcapacityinelectricdistributionnetworkinthepresenceofcorrelateduncertainties