Catenary-free trams powered by on-board supercapacitor systems require high charging power from tram stations along the line. Since a shared electric grid is su Optimisation of a Catenary-Free Tramline Equipped With Stationary Energy Storage Systems | IEEE Journals & Magazine | IEEE Xplore
Read MoreLine-Voltage Control Based on Wayside Energy Storage Systems for Tramway Networks IEEE Transactions on Power Electronics, 31 (1) (2016), pp. 884-899, 10.1109/TPEL.2015.2411996 View in Scopus Google Scholar [23] F. Peng, et al.
Read MoreDOI: 10.1007/s42768-024-00196-0 Corpus ID: 270683983 Research on heat dissipation optimization and energy conservation of supercapacitor energy storage tram @article{Deng2024ResearchOH, title={Research on heat dissipation optimization and energy conservation of supercapacitor energy storage tram}, author={Yibo Deng and
Read MoreIn order to design a well-performing hybrid storage system for trams, optimization of energy management strategy (EMS) and sizing is crucial. This paper
Read MoreKeep the bus voltage of hybrid energy storage tram within a reasonable range. Compared with the energy management method based on rule control, the power consumption is reduced by 9%.
Read MoreDOI: 10.1016/J.ENERGY.2019.07.010 Corpus ID: 198486451 Modeling and optimal energy management strategy for a catenary-battery-ultracapacitor based hybrid tramway @article{Yang2019ModelingAO, title={Modeling and optimal energy management strategy for a catenary-battery-ultracapacitor based hybrid tramway}, author={Jibin Yang
Read MoreEach battery pack of the on-board battery energy storage system includes 324 series and 4 parallels. The capacity of the lithium titanate battery is 10 Ah. In the actual charging process, a battery pack is placed under a certain temperature condition. The maximum chargeable current is related to the state of charge.
Read MoreEnergy Storage Science and Technology ,, （, 443000） ：,,
Read Morebusiness centers or the tourist attraction. A tram with on-board energy storage systems (ESSs) can drive autonomy in the catenary-free zones [1]. For the tram with on-board ESSs, a method is called to improve the energy efficiency of the overall system. Apart
Read MoreCompared with the traditional overhead catenary-powered trams, the energy storage tram has the following advantages: (1) more than 85% braking energy recovery rate and low operational energy
Read MoreWayside energy storage installation can be a more efficient and cost-effective solution for off-board braking energy recuperation. They can reduce the energy provided by the AC grid and stabilize the DC grid
Read Moreoptimization on both sizing and EMS parameters to obtain the b est worki ng performance o f the. hybrid storage system. This paper de monstrates the whole process o f the improvement of the EMS
Read MoreTrajectory optimization for energy storage tram (EST) aims at finding the optimal speed profile that can reduce the discharge energy of energy storage system (ESS) and absorb the regenerative braking energy as much as possible. This paper proposes a two-level programming framework considering the operational and signaling constraints as well as
Read MoreA hybrid energy storage system (HESS) of tram composed of different energy storage elements (ESEs) is gradually being adopted, leveraging the advantages
Read MoreFurther indicators found in the literature may be derived from the above-mentioned indicators of travel time [7,14,16,52], tram travel time [13] (with variability) [12,51,52], and level of service
Read MoreRenewable Energy and Power Quality Journal (RE&PQJ) ISSN 2172-038 X, No.15 April 2017. An On-board Energy Storage System for Catenary Free Operation of a Tram. H. M. Al-Ezee, S. Tennakoon, I
Read MoreSchematic diagrams of different energy supplies for the catenary-free tram: (a) UC storage systems with fast-charging at each station (US-FC), (b) battery storage systems with slow-charging at
Read MoreThe energy storage system on the trams has been convinced to meet the requirements of catenary free tram network for both at home and abroad. This technology improves the
Read MoreHybridization of rolling stock vehicles with onboard energy storage systems in AC and DC electrification system is a realistic future trend that will transform the railway industry.
Read MoreThis PM decreases losses in OHL. Advanced PMs use tram position at known track line, stochastic model of other trams, fuzzy controller [3] or other control methods such as dynamic programming [4
Read MoreA tram with an on-board energy storage system is a promising candidate for urban traffic systems. The co-optimization of speed and voltage trajectories for a catenary-supercapacitors hybrid
Read MoreIn this paper, a self-adaptive multi-mode dynamic proportional control strategy for hybrid-energy-storage tramcar is proposed. With battery life and system efficiency as optimization objectives, power distribution between two sources is carried out by pseudo-spectral method. According to the optimization results, an on-line dynamic proportional EMS is
Read MoreThe characteristics of the energy storage equipment of the tram, which is the tram power supply system, will largely affect the performance of the whole vehicle. Since there is still a lack of a single energy storage element with high power density and energy density to meet the vehicle operation requirements [ 6, 7 ].
Read MoreTram energy speed trajectory modes and corresponding relative energy consumption. 1.2. Accelerating contact lines and previous works To reduce required size of On-Board Energy Storage Device (OBESD), Accelerating Contact Line
Read MoreTherefore, the optimal sizing method of battery-supercapacitor energy storage systems for trams is developed to investigate the optimal configuration of ESEs based on a constant power threshold. Firstly, the optimal sizing model of HESS taking size, mass, and cost of ESEs as a comprehensive objective function is established.
Read MoreEnergy storage systems (ESSs) play a significant role in performance improvement of future electric traction systems. This paper investigates an ESS based on supercapacitors for trams as a reliable technical solution with considerable energy saving potential. Operating the ESS onboard a tram brings the following benefits: reduction of
Read MoreThis paper introduces an optimal sizing method for a catenary-free tram, in which both on-board energy storage systems and charging infrastructures are considered. To quantitatively analyze the
Read MoreAbstract: In order to improve the system efficiency and operational economy of hybrid energy storage (HES) tramway under cycle conditions, this paper presents an energy management method based on equivalent loss instantaneous optimization (ELIO) for lithium battery/supercapacitor hybrid energy storage system (HESS) with dual DC/DC topology.
Read MoreAbstract: In recent years, the development of energy storage trams has attracted considerable attention. Our current research focuses on a new type of tram power supply system that combines ground charging devices and energy storage technology. Based on the existing operating mode of a tram on a certain line, this study examines the
Read MoreHybrid energy storage system for rail vehicles. The Sitras® HES hybrid energy storage system will be used for rail vehicles and enables the storage of the braking energy and the operation without overhead contact line. It combines the advantages of powerful double-layer capacitors and traction batteries. Due to its modular design Sitras HES
Read MoreThis article proposes a rolling optimization strategy (ROS) based on wavelet neural network prediction and dynamic programming (DP) for tram equipped with on-board battery-supercapacitor hybrid energy storage system, and proves the rationality of using RB strategy to replace ROS strategy entirely or partially in some scenarios. This
Read MoreEnergy storage is the capture of energy produced at one time for use at a later time [1] to reduce imbalances between energy demand and energy production. A device that stores energy is generally called an accumulator or battery. Energy comes in multiple forms including radiation, chemical, gravitational potential, electrical potential
Read MoreUsing EVs for energy storage to the tram network could be more advantageous on the economic feasibility than the stationary ESS, but work is still ongoing in this area. The work presented can be generalised to any tram network through the adoption of the processes outlined in the paper for the specific network.
Read MoreCombined with the operation condition of the tram, the optimal sizing model of hybrid energy storage system is established. An improved PSO algorithm with
Read MoreWorld''s first self-driving energy-storage tram that can be used in airport mass rapid transit, or MRT system, has rolled off the production line of CRRC Zhuzhou Locomotive Co Ltd. The high-energy super-capacitor tram is pictured at CRRC Zhuzhou Locomotive Co Ltd on Aug. 22. [Photo/Xinhua] This high-energy super-capacitor tram has seven
Read MoreHybridization of rolling stock vehicles with onboard energy storage systems in AC and DC electrification system is a realistic future trend that will transform the railway industry. In this emerging market even nowadays there are challenges related to the optimization of the storage system and its design, with the goal of minimizing TCO and fulfilling current
Read MoreAbstract: Trajectory optimization for energy storage tram (EST) aims at finding the optimal speed profile that can reduce the discharge energy of energy storage system (ESS)
Read MoreAbstract: This article focuses on the optimization of energy management strategy (EMS) for the tram equipped with on-board battery-supercapacitor hybrid energy storage system.
Read MoreAs the photovoltaic (PV) industry continues to evolve, advancements in energy storage tram have become instrumental in optimizing the utilization of renewable energy sources. From innovative battery technologies to smart energy management systems, these solutions are transforming the way we store and distribute solar-generated electricity.
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