Flexible scheduling of microgrid with uncertainties considering expectation and robustness

With increasing renewable distributed energy resources integrated into a microgrid (MG), it is difficult to realize its optimal operation due to various uncertainties, e.g., power outputs of wind turbines and photovoltaic cells. This paper presents a flexible scheduling model for the optimal operati...

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Main Authors: Li, Yuanzheng, Zhao, Tianyang, Wang, Ping, Gooi, Hoay Beng, Ding, Zhaohao, Li, Kaicheng, Yan, Wei
Other Authors: School of Computer Science and Engineering
Format: Journal Article
Language:English
Published: 2019
Subjects:
Online Access:https://hdl.handle.net/10356/105580
http://hdl.handle.net/10220/50159
http://dx.doi.org/10.1109/TIA.2017.2757902
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author Li, Yuanzheng
Zhao, Tianyang
Wang, Ping
Gooi, Hoay Beng
Ding, Zhaohao
Li, Kaicheng
Yan, Wei
author2 School of Computer Science and Engineering
author_facet School of Computer Science and Engineering
Li, Yuanzheng
Zhao, Tianyang
Wang, Ping
Gooi, Hoay Beng
Ding, Zhaohao
Li, Kaicheng
Yan, Wei
author_sort Li, Yuanzheng
collection NTU
description With increasing renewable distributed energy resources integrated into a microgrid (MG), it is difficult to realize its optimal operation due to various uncertainties, e.g., power outputs of wind turbines and photovoltaic cells. This paper presents a flexible scheduling model for the optimal operation of an MG in which the expectation of operational cost and the robustness of scheduling solutions are considered, simultaneously. To balance the tradeoff between minimizing the expectation of operational cost and enhancing robustness, the proposed flexible scheduling model of MG is formulated as a multiobjective optimization problem by introducing a robustness preference parameter. In this way, the relationship between the expected operational cost and the robustness of scheduling solution is investigated, and the fuzzy decision making method is used for selecting a suitable solution. Finally, a modified MG is used for case study, and simulation results verify the applicability and effectiveness of the proposed model.
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spelling ntu-10356/1055802019-12-06T21:53:55Z Flexible scheduling of microgrid with uncertainties considering expectation and robustness Li, Yuanzheng Zhao, Tianyang Wang, Ping Gooi, Hoay Beng Ding, Zhaohao Li, Kaicheng Yan, Wei School of Computer Science and Engineering Flexible Scheduling Expectation Engineering::Computer science and engineering With increasing renewable distributed energy resources integrated into a microgrid (MG), it is difficult to realize its optimal operation due to various uncertainties, e.g., power outputs of wind turbines and photovoltaic cells. This paper presents a flexible scheduling model for the optimal operation of an MG in which the expectation of operational cost and the robustness of scheduling solutions are considered, simultaneously. To balance the tradeoff between minimizing the expectation of operational cost and enhancing robustness, the proposed flexible scheduling model of MG is formulated as a multiobjective optimization problem by introducing a robustness preference parameter. In this way, the relationship between the expected operational cost and the robustness of scheduling solution is investigated, and the fuzzy decision making method is used for selecting a suitable solution. Finally, a modified MG is used for case study, and simulation results verify the applicability and effectiveness of the proposed model. NRF (Natl Research Foundation, S’pore) EDB (Economic Devt. Board, S’pore) Accepted version 2019-10-15T08:17:01Z 2019-12-06T21:53:55Z 2019-10-15T08:17:01Z 2019-12-06T21:53:55Z 2017 Journal Article Li, Y., Zhao, T., Wang, P., Gooi, H. B., Ding, Z., Li, K., & Yan, W. (2018). Flexible scheduling of microgrid with uncertainties considering expectation and robustness. IEEE Transactions on Industry Applications, 54(4), 3009-3018. doi:10.1109/TIA.2017.2757902 0093-9994 https://hdl.handle.net/10356/105580 http://hdl.handle.net/10220/50159 http://dx.doi.org/10.1109/TIA.2017.2757902 en IEEE Transactions on Industry Applications © 2017 IEEE. Personal use of this material is permitted. Permission from IEEE must be obtained for all other uses, in any current or future media, including reprinting/republishing this material for advertising or promotional purposes, creating new collective works, for resale or redistribution to servers or lists, or reuse of any copyrighted component of this work in other works. The published version is available at: https://doi.org/10.1109/TIA.2017.2757902 9 p. application/pdf
spellingShingle Flexible Scheduling
Expectation
Engineering::Computer science and engineering
Li, Yuanzheng
Zhao, Tianyang
Wang, Ping
Gooi, Hoay Beng
Ding, Zhaohao
Li, Kaicheng
Yan, Wei
Flexible scheduling of microgrid with uncertainties considering expectation and robustness
title Flexible scheduling of microgrid with uncertainties considering expectation and robustness
title_full Flexible scheduling of microgrid with uncertainties considering expectation and robustness
title_fullStr Flexible scheduling of microgrid with uncertainties considering expectation and robustness
title_full_unstemmed Flexible scheduling of microgrid with uncertainties considering expectation and robustness
title_short Flexible scheduling of microgrid with uncertainties considering expectation and robustness
title_sort flexible scheduling of microgrid with uncertainties considering expectation and robustness
topic Flexible Scheduling
Expectation
Engineering::Computer science and engineering
url https://hdl.handle.net/10356/105580
http://hdl.handle.net/10220/50159
http://dx.doi.org/10.1109/TIA.2017.2757902
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