Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction Model

With the development of power transmission technology and power electronics, electrified railroads are widely used and pose a great challenge for the power grid. Hybrid energy storage integrates different advantages of multiple energy storage and can cope with the complex energy situation of rail tr...

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Main Authors: Dixi Xin, Jianlin Li, Suliang Ma, Chang’an Liu
Format: Article
Language:English
Published: MDPI AG 2022-09-01
Series:Energies
Subjects:
Online Access:https://www.mdpi.com/1996-1073/15/19/6970
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author Dixi Xin
Jianlin Li
Suliang Ma
Chang’an Liu
author_facet Dixi Xin
Jianlin Li
Suliang Ma
Chang’an Liu
author_sort Dixi Xin
collection DOAJ
description With the development of power transmission technology and power electronics, electrified railroads are widely used and pose a great challenge for the power grid. Hybrid energy storage integrates different advantages of multiple energy storage and can cope with the complex energy situation of rail transit. The complementary characteristics of lithium batteries and flywheels in terms of techno-economic indicators make them the main form of hybrid energy storage. In this paper, we analyze the power demand during train operation by studying the electromechanical characteristics of the rail transit traction process. On this basis, hybrid energy storage is configured to meet the power demand, and particle swarm optimization is chosen as the solution tool to perform the capacity configuration of lithium battery and flywheel in this paper. Finally, this paper proves the feasibility of the proposed theory by arithmetic example analysis, and it is shown that the proposed scheme can achieve a high percentage of energy reuse and low application cost.
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spelling doaj.art-ab28b43b4e21407abaf14233a5a51b9a2023-11-23T20:10:57ZengMDPI AGEnergies1996-10732022-09-011519697010.3390/en15196970Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction ModelDixi Xin0Jianlin Li1Suliang Ma2Chang’an Liu3Electrical and Control Engineering College, North China University of Technology, Beijing 100144, ChinaElectrical and Control Engineering College, North China University of Technology, Beijing 100144, ChinaElectrical and Control Engineering College, North China University of Technology, Beijing 100144, ChinaElectrical and Control Engineering College, North China University of Technology, Beijing 100144, ChinaWith the development of power transmission technology and power electronics, electrified railroads are widely used and pose a great challenge for the power grid. Hybrid energy storage integrates different advantages of multiple energy storage and can cope with the complex energy situation of rail transit. The complementary characteristics of lithium batteries and flywheels in terms of techno-economic indicators make them the main form of hybrid energy storage. In this paper, we analyze the power demand during train operation by studying the electromechanical characteristics of the rail transit traction process. On this basis, hybrid energy storage is configured to meet the power demand, and particle swarm optimization is chosen as the solution tool to perform the capacity configuration of lithium battery and flywheel in this paper. Finally, this paper proves the feasibility of the proposed theory by arithmetic example analysis, and it is shown that the proposed scheme can achieve a high percentage of energy reuse and low application cost.https://www.mdpi.com/1996-1073/15/19/6970hybrid energy storagerail transittraction modeloptimized volume
spellingShingle Dixi Xin
Jianlin Li
Suliang Ma
Chang’an Liu
Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction Model
Energies
hybrid energy storage
rail transit
traction model
optimized volume
title Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction Model
title_full Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction Model
title_fullStr Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction Model
title_full_unstemmed Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction Model
title_short Research on Demand Analysis and Optimal Allocation of Rail Transit Hybrid Energy Storage Based on the Electric Traction Model
title_sort research on demand analysis and optimal allocation of rail transit hybrid energy storage based on the electric traction model
topic hybrid energy storage
rail transit
traction model
optimized volume
url https://www.mdpi.com/1996-1073/15/19/6970
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AT jianlinli researchondemandanalysisandoptimalallocationofrailtransithybridenergystoragebasedontheelectrictractionmodel
AT suliangma researchondemandanalysisandoptimalallocationofrailtransithybridenergystoragebasedontheelectrictractionmodel
AT changanliu researchondemandanalysisandoptimalallocationofrailtransithybridenergystoragebasedontheelectrictractionmodel