Microgrid optimal scheduling considering normal and emergency operation

This paper deals with the optimal scheduling of a microgrid (MG) equipped with dispatchable distributed generators (DGs), renewable generators and electrical storages (batteries). A chance-constrained model is developed to handle normal operation and emergency conditions of MG including DG outage an...

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Main Authors: Ali Sefidgar-dezfouli, Mahmood Joorabian, Elaheh Mashhour
Format: Article
Language:English
Published: University of Sistan and Baluchestan 2019-10-01
Series:International Journal of Industrial Electronics, Control and Optimization
Subjects:
Online Access:https://ieco.usb.ac.ir/article_4665_eff76511ff7afa8373d22489dd620aa4.pdf
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author Ali Sefidgar-dezfouli
Mahmood Joorabian
Elaheh Mashhour
author_facet Ali Sefidgar-dezfouli
Mahmood Joorabian
Elaheh Mashhour
author_sort Ali Sefidgar-dezfouli
collection DOAJ
description This paper deals with the optimal scheduling of a microgrid (MG) equipped with dispatchable distributed generators (DGs), renewable generators and electrical storages (batteries). A chance-constrained model is developed to handle normal operation and emergency conditions of MG including DG outage and unwanted islanding. Purchasing reserve from the upstream grid is also considered. Moreover, the uncertainties of loads and renewable resources are incorporated into the model. Furthermore, a novel probabilistic formulation is presented to determine the amount of required reserve in different conditions of MG by introducing separate probability distribution functions (PDFs) for each condition. Accordingly, an index named as the probability of reserve sufficiency (PRS) is introduced. The presented model keeps a given value of PRS in normal and emergency conditions of MG operation. In addition, some controllable variables are added to the chance constraints as an innovative technique to reduce the complexity of the model. Finally, a test microgrid is studied in different case studies and the results are evaluated.
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spelling doaj.art-5f81cb818ee04265a09ebe528d9b8f742022-12-22T00:19:32ZengUniversity of Sistan and BaluchestanInternational Journal of Industrial Electronics, Control and Optimization2645-35172645-35682019-10-012427928810.22111/ieco.2019.27484.11004665Microgrid optimal scheduling considering normal and emergency operationAli Sefidgar-dezfouli0Mahmood Joorabian1Elaheh Mashhour2Department of Electrical Engineering, Faculty of Engineering, Shahid Chamran University of Ahvaz, Ahvaz, IranDepartment of Electrical Engineering, Faculty of Engineering, Shahid Chamran University of Ahvaz, Ahvaz, IranDepartment of Electrical Engineering, Faculty of Engineering, Shahid Chamran University of Ahvaz, Ahvaz, IranThis paper deals with the optimal scheduling of a microgrid (MG) equipped with dispatchable distributed generators (DGs), renewable generators and electrical storages (batteries). A chance-constrained model is developed to handle normal operation and emergency conditions of MG including DG outage and unwanted islanding. Purchasing reserve from the upstream grid is also considered. Moreover, the uncertainties of loads and renewable resources are incorporated into the model. Furthermore, a novel probabilistic formulation is presented to determine the amount of required reserve in different conditions of MG by introducing separate probability distribution functions (PDFs) for each condition. Accordingly, an index named as the probability of reserve sufficiency (PRS) is introduced. The presented model keeps a given value of PRS in normal and emergency conditions of MG operation. In addition, some controllable variables are added to the chance constraints as an innovative technique to reduce the complexity of the model. Finally, a test microgrid is studied in different case studies and the results are evaluated.https://ieco.usb.ac.ir/article_4665_eff76511ff7afa8373d22489dd620aa4.pdfmicrogridrenewable generationprobability distribution function (pdf)unwanted islandingdg outage
spellingShingle Ali Sefidgar-dezfouli
Mahmood Joorabian
Elaheh Mashhour
Microgrid optimal scheduling considering normal and emergency operation
International Journal of Industrial Electronics, Control and Optimization
microgrid
renewable generation
probability distribution function (pdf)
unwanted islanding
dg outage
title Microgrid optimal scheduling considering normal and emergency operation
title_full Microgrid optimal scheduling considering normal and emergency operation
title_fullStr Microgrid optimal scheduling considering normal and emergency operation
title_full_unstemmed Microgrid optimal scheduling considering normal and emergency operation
title_short Microgrid optimal scheduling considering normal and emergency operation
title_sort microgrid optimal scheduling considering normal and emergency operation
topic microgrid
renewable generation
probability distribution function (pdf)
unwanted islanding
dg outage
url https://ieco.usb.ac.ir/article_4665_eff76511ff7afa8373d22489dd620aa4.pdf
work_keys_str_mv AT alisefidgardezfouli microgridoptimalschedulingconsideringnormalandemergencyoperation
AT mahmoodjoorabian microgridoptimalschedulingconsideringnormalandemergencyoperation
AT elahehmashhour microgridoptimalschedulingconsideringnormalandemergencyoperation