This paper aims to develop the optimal driving strategy of electric trains with three popular types of energy storage devices, namely supercapacitors, flywheels and Li-ion batteries,
Read MoreOptimal Sizing of On-Board Energy Storage Devices for Electrified Railway Systems. Chaoxian Wu, Shaofeng Lu*, Fei Xue, Lin Jiang and Minwu Chen. SDs) have been
Read MoreThis paper investigates the benefits of using the on-board energy storage devices (OESD) and wayside energy storage devices (WESD) in light rail transportation (metro and tram) systems.
Read MoreEnergy-efficient train operation involves four types of control: maximal traction, cruising, coasting, and maximal braking. With the rapid development of energy storage devices (ESDs), this paper
Read MoreThis paper presents an analysis on using an on-board energy storage device (ESD) for enhancing braking energy re-use in electrified railway transportation. A simulation model was developed in
Read More1 Train Speed Trajectory Optimization with On-board Energy Storage Device Chaoxian Wu1, student Member, IEEE, Wenrui Zhang 2, Shaofeng Lu, Member, IEEE, Zhaoxiang Tan 2, Fei Xue and Jie Yang3
Read MoreIndex Terms-On-board energy storage device (OESD), optimal sizing, electrified railway systems, mixed integer linear programming (MILP), energy-saving View Show abstract Gao et al. [29] propose
Read MoreMiyatake M., Haga H., and Suzuki S., " Optimal speed control of a train with on-board energy storage for minimum energy consumption in catenary free operation," 13th European Conference on Power Electronics and Applications 2009 EPE 09, pp. 1 – 9 [10] .
Read MoreWith the rapid progress in railway electrification and energy storage technologies, onboard energy storage devices (OESDs) have been widely utilized in modern railway systems to reduce energy consumption. This article aims to develop the optimal driving strategy of electric trains with three popular types of energy storage
Read MoreIndex Terms-On-board energy storage device (OESD), optimal sizing, electrified railway systems, mixed integer linear programming (MILP), energy-saving View Show abstract (Tan et al., 2018
Read MoreAbstract: For improving the energy efficiency of railway systems, onboard energy storage devices (OESDs) have been applied to assist the traction and recover
Read MoreTherefore, energy-storage devices with high energy density and power density are suitable for applications where weight and size are among the main
Read MoreIn recent years, the energy storage devices have enough energy and power density to use in trains as on-board energy storage. The devices are for instance, a secondary battery
Read MoreThe optimal operation of rail vehicle with on-board energy storage device mini-mizing total energyconsumptionis discussed in this paper. Until now, not enough researchdealswith theoptimalcontrolofthe devices.Theauthorshavedeveloped the mathematical model
Read MoreThree typical types of energy storage devices has been widely investigated for OESS of trains, which are supercapacitors, NiMH batteries, and lithium-ion batteries [3, 4].
Read MoreDOI: 10.1016/j.cie.2018.09.024 Corpus ID: 53779331 Train speed profile optimization with on-board energy storage devices: A dynamic programming based approach @article{Huang2018TrainSP, title={Train speed profile optimization with on-board energy storage devices: A dynamic programming based approach}, author={Yeran Huang and
Read MoreStorage technologies devices are very interesting solutions for improving energy saving and guaranteeing contemporaneously to enhance the electrical characteristics of Light Rail Transit (LRT) systems. Onboard Energy Storage System based on Lithium Ion Capacitor (LiC) devices represent a viable engineering solution for energy saving optimization. The
Read MoreDOI: 10.1109/TITS.2018.2881156 Corpus ID: 116609697 Train Speed Trajectory Optimization With On-Board Energy Storage Device @article{Wu2019TrainST, title={Train Speed Trajectory Optimization With On-Board Energy Storage Device}, author={Chaoxian Wu
Read MoreThe storage devices featured 600 Wh and 180 kW of rated energy and power, with a total weight of 430 kg and consequent specific energy and power of 1.4 Wh/kg and 418 W/kg, respectively. Experimental tests on the catenary/EDLC hybrid units showed a modest 1.6% reduction in the peak power demand from the overhead wire during
Read MoreOn-board energy storage devices (OESD) and energy-efficient train timetabling (EETT) are considered two effective ways to improve the usage rate of regenerative braking energy (RBE) of subway trains. EETT is less costly but has lower ceilings, whereas OESD, although expensive, maximizes the reuse of RBE.
Read MoreTo improve the energy-efficiency of transport systems, it is necessary to investigate electric trains with on-board hybrid energy storage devices (HESDs), which
Read MoreAimed to increase usage of regenerative energy and stabilize voltage variation of traction supply grid, an energy-saving model with on-board energy storage
Read MoreWith the fast development of technology of the energy storage devices (ESDs), the paper aims to develop an integrated optimization model to obtain the speed trajectory with the constraint of
Read MoreWhen the electric multiple units (EMUs) encounter a power supply failure, it is urgent to formulate a reasonable emergency traction strategy, and rely on the on-board energy storage device to pull to the nearby station as soon as possible. During emergency propelling, the train''s maximum traction force is affected by the maximum power of the on
Read More1 Train Speed Trajectory Optimization with On-board Energy Storage Device Chaoxian Wu 1, student Member, IEEE, Wenrui Zhang1, Shaofeng Lu, Member, IEEE, Zhaoxiang Tan 1, Fei Xue and Jie Yang2
Read MoreThis paper presents an analysis on using an on-board energy storage device (ESD) for enhancing braking energy re-use in electrified railway transportation. Simulation results for a train with no
Read MoreAbstractOn‐board energy storage devices (OESD) and energy‐efficient train timetabling (EETT) are considered two effective ways to improve the usage rate of regenerative braking energy (RBE) of subway trains. EETT is less costly but has lower ceilings, whereas
Read More1 Introduction In recent years, the energy storage devices have enough energy and power density to use in trains as on-board energy storage. The devices are for instance, a secondary battery and an Electric Double Layer Capacitor (EDLC). Above all, the EDLC has
Read MoreThis paper presents the optimal train operation that minimizes sum of supplied energy from substations. It describes how in recent years, the energy storage devices have had enough energy and power density to use in trains as on-board energy storage. The electric double layer capacitor (EDLC) is assumed as an energy storage
Read MoreRegenerative energy, generated by the braking train, is considered to store into its individual on-board energy storage devices and provided for the follow-up traction operations. Some parameters, including the comfort criterion and increased train mass due to the installation of energy storage devices, are all taken into account in the energy
Read MoreWith the rapid development of energy storage devices (ESDs), this paper aims to develop an integrated optimization model to obtain the speed trajectory with the constraint of on-board ESD properties such as capacity, initial state of energy (SOE), and the
Read MoreAdditionally, in the case with on-board ESD, more than 11.6 of net energy consumption can be reduced compared with the one without on-board ESD. This paper indicates that the proposed method is an effective and robust way to study how on-board ESD influences optimal train operation as well as to achieve optimal train speed trajectory with on-board
Read MoreTrain Vehicle with On-board Energy Storage Device Chaoxian Wu 1, Shaofeng Lu, Fei Xue, Lin Jiang 2 and Jie Yang 3 Abstract With the increasing application of railway trans- portation, energy
Read MoreThis article aims to develop the optimal driving strategy of electric trains with three popular types of energy storage devices, namely supercapacitors, flywheels,
Read MoreTwo results with and without on-board energy storage device are compared. These optimized results indicate that the total energy consumption is reduced by at least 0.35% by using the EDLC.
Read MoreOn-board energy storage devices (OESD) and energy-efficient train timetabling (EETT) are considered two effective ways to improve the usage rate of regenerative braking energy (RBE) of subway trains. EETT is less costly but has lower ceilings, whereas OESD, although expensive, maximizes the reuse of RBE.
Read MoreThis article proposes a novel two-step approach to concurrently optimize the train operation, timetable, and energy management strategy of the onboard energy storage device (OESD) to minimize the net energy consumption for a whole urban railway line. In Step 1, approximating functions representing the minimum net energy consumption of each
Read MoreThis paper suggests a general algorithm for speed profile optimization of an electric train with an on-board energy storage device, during catenary-free operation on a given line section. The approach is based on discrete dynamic programming, where the train model and the objective function are based on equations of motion rather than electrical equations.
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