Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage

The integrated energy system (IES) optimal scheduling under the comprehensive flexible operation mode of pumping storage is considered. This system is conducive to the promotion of the accommodation of wind and solar energy and can meet the water, electricity and heat needs of coastal areas far away...

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Main Authors: Xinglin Yang, Jiaqi Chang, Zongnan Zhang, Jiaqi Zhang, Guanzhong Xu
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2022-01-01
Series:PLoS ONE
Online Access:https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9534450/?tool=EBI
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author Xinglin Yang
Jiaqi Chang
Zongnan Zhang
Jiaqi Zhang
Guanzhong Xu
author_facet Xinglin Yang
Jiaqi Chang
Zongnan Zhang
Jiaqi Zhang
Guanzhong Xu
author_sort Xinglin Yang
collection DOAJ
description The integrated energy system (IES) optimal scheduling under the comprehensive flexible operation mode of pumping storage is considered. This system is conducive to the promotion of the accommodation of wind and solar energy and can meet the water, electricity and heat needs of coastal areas far away from the energy center. In this study, the joint dispatch between double pumped storage power stations is used to accommodate wind and solar energy better and smooth their fluctuations on the grid. Through the scheduling of water between the high and low reservoirs of double pumped storage power stations and the reservoir of the seawater desalination plant, the impact of storage capacity constraints on pumped storage power plants is reduced. Moreover, the objective function to build the IES optimization scheduling model is to achieve minimum economic cost. The results reveal that the integrated energy system accommodates all wind energy and solar energy. As such, the system increases the average working time of the pumped storage unit by 1.9 hours and reduces the economic cost by 31.50%. Based on the simulation results, the model can enhance the accommodation capability of wind energy and solar energy and improve the system economy.
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spelling doaj.art-4e9507c3a53d4651921cd586caddca402022-12-22T03:54:53ZengPublic Library of Science (PLoS)PLoS ONE1932-62032022-01-011710Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storageXinglin YangJiaqi ChangZongnan ZhangJiaqi ZhangGuanzhong XuThe integrated energy system (IES) optimal scheduling under the comprehensive flexible operation mode of pumping storage is considered. This system is conducive to the promotion of the accommodation of wind and solar energy and can meet the water, electricity and heat needs of coastal areas far away from the energy center. In this study, the joint dispatch between double pumped storage power stations is used to accommodate wind and solar energy better and smooth their fluctuations on the grid. Through the scheduling of water between the high and low reservoirs of double pumped storage power stations and the reservoir of the seawater desalination plant, the impact of storage capacity constraints on pumped storage power plants is reduced. Moreover, the objective function to build the IES optimization scheduling model is to achieve minimum economic cost. The results reveal that the integrated energy system accommodates all wind energy and solar energy. As such, the system increases the average working time of the pumped storage unit by 1.9 hours and reduces the economic cost by 31.50%. Based on the simulation results, the model can enhance the accommodation capability of wind energy and solar energy and improve the system economy.https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9534450/?tool=EBI
spellingShingle Xinglin Yang
Jiaqi Chang
Zongnan Zhang
Jiaqi Zhang
Guanzhong Xu
Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage
PLoS ONE
title Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage
title_full Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage
title_fullStr Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage
title_full_unstemmed Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage
title_short Integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage
title_sort integrated energy system optimal scheduling considering the comprehensive and flexible operation mode of pumping storage
url https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9534450/?tool=EBI
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