Battery electric buses charging schedule optimization considering time-of-use electricity price

Purpose – This paper aims to optimize the charging schedule for battery electric buses (BEBs) to minimize the charging cost considering the time-of-use electricity price. Design/methodology/approach – The BEBs charging schedule optimization problem is formulated as a mixed-integer linear programming...

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Main Authors: Jia He, Na Yan, Jian Zhang, Yang Yu, Tao Wang
Format: Article
Language:English
Published: Tsinghua University Press 2022-05-01
Series:Journal of Intelligent and Connected Vehicles
Subjects:
Online Access:https://www.emerald.com/insight/content/doi/10.1108/JICV-03-2022-0006/full/pdf?title=battery-electric-buses-charging-schedule-optimization-considering-time-of-use-electricity-price
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author Jia He
Na Yan
Jian Zhang
Yang Yu
Tao Wang
author_facet Jia He
Na Yan
Jian Zhang
Yang Yu
Tao Wang
author_sort Jia He
collection DOAJ
description Purpose – This paper aims to optimize the charging schedule for battery electric buses (BEBs) to minimize the charging cost considering the time-of-use electricity price. Design/methodology/approach – The BEBs charging schedule optimization problem is formulated as a mixed-integer linear programming model. The objective is to minimize the total charging cost of the BEB fleet. The charge decision of each BEB at the end of each trip is to be determined. Two types of constraints are adopted to ensure that the charging schedule meets the operational requirements of the BEB fleet and that the number of charging piles can meet the demand of the charging schedule. Findings – This paper conducts numerical cases to validate the effect of the proposed model based on the actual timetable and charging data of a bus line. The results show that the total charge cost with the optimized charging schedule is 15.56% lower than the actual total charge cost under given conditions. The results also suggest that increasing the number of charging piles can reduce the charging cost to some extent, which can provide a reference for planning the number of charging piles. Originality/value – Considering time-of-use electricity price in the BEBs charging schedule will not only reduce the operation cost of electric transit but also make the best use of electricity resources.
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spelling doaj.art-5906c8a8e24e43fa866b6d9a810d8bf82024-02-02T10:15:19ZengTsinghua University PressJournal of Intelligent and Connected Vehicles2399-98022022-05-015213814510.1108/JICV-03-2022-0006685107Battery electric buses charging schedule optimization considering time-of-use electricity priceJia He0Na Yan1Jian Zhang2Yang Yu3Tao Wang4Beijing Key Laboratory of Traffic Engineering, Beijing University of Technology, Beijing, ChinaBeijing Key Laboratory of Traffic Engineering, Beijing University of Technology, Beijing, ChinaBeijing Key Laboratory of Traffic Engineering, Beijing University of Technology, Beijing, ChinaTransport for New South Wales, Sydney, AustraliaSchool of Vehicle and Mobility, Tsinghua University, Beijing, ChinaPurpose – This paper aims to optimize the charging schedule for battery electric buses (BEBs) to minimize the charging cost considering the time-of-use electricity price. Design/methodology/approach – The BEBs charging schedule optimization problem is formulated as a mixed-integer linear programming model. The objective is to minimize the total charging cost of the BEB fleet. The charge decision of each BEB at the end of each trip is to be determined. Two types of constraints are adopted to ensure that the charging schedule meets the operational requirements of the BEB fleet and that the number of charging piles can meet the demand of the charging schedule. Findings – This paper conducts numerical cases to validate the effect of the proposed model based on the actual timetable and charging data of a bus line. The results show that the total charge cost with the optimized charging schedule is 15.56% lower than the actual total charge cost under given conditions. The results also suggest that increasing the number of charging piles can reduce the charging cost to some extent, which can provide a reference for planning the number of charging piles. Originality/value – Considering time-of-use electricity price in the BEBs charging schedule will not only reduce the operation cost of electric transit but also make the best use of electricity resources.https://www.emerald.com/insight/content/doi/10.1108/JICV-03-2022-0006/full/pdf?title=battery-electric-buses-charging-schedule-optimization-considering-time-of-use-electricity-pricebattery electric buscharging schedulemixed-integer linear programmingtime-of-use electricity price
spellingShingle Jia He
Na Yan
Jian Zhang
Yang Yu
Tao Wang
Battery electric buses charging schedule optimization considering time-of-use electricity price
Journal of Intelligent and Connected Vehicles
battery electric bus
charging schedule
mixed-integer linear programming
time-of-use electricity price
title Battery electric buses charging schedule optimization considering time-of-use electricity price
title_full Battery electric buses charging schedule optimization considering time-of-use electricity price
title_fullStr Battery electric buses charging schedule optimization considering time-of-use electricity price
title_full_unstemmed Battery electric buses charging schedule optimization considering time-of-use electricity price
title_short Battery electric buses charging schedule optimization considering time-of-use electricity price
title_sort battery electric buses charging schedule optimization considering time of use electricity price
topic battery electric bus
charging schedule
mixed-integer linear programming
time-of-use electricity price
url https://www.emerald.com/insight/content/doi/10.1108/JICV-03-2022-0006/full/pdf?title=battery-electric-buses-charging-schedule-optimization-considering-time-of-use-electricity-price
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AT nayan batteryelectricbuseschargingscheduleoptimizationconsideringtimeofuseelectricityprice
AT jianzhang batteryelectricbuseschargingscheduleoptimizationconsideringtimeofuseelectricityprice
AT yangyu batteryelectricbuseschargingscheduleoptimizationconsideringtimeofuseelectricityprice
AT taowang batteryelectricbuseschargingscheduleoptimizationconsideringtimeofuseelectricityprice