tram energy storage system
(PDF) Optimization of Energy Management Strategy and Sizing in Hybrid Storage System for Tram …
optimization 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 ...
The Charging Control Scheme of On-board Battery Energy Storage System in Tram …
Each 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.
Simulation model of tram with energy storage system
Simulation model of tram with energy storage system. Published in: 2013 International Conference on Applied Electronics. Article #: Date of Conference: 10-12 Sept. 2013. Date Added to IEEE Xplore: 21 October 2013. ISBN Information: Electronic ISBN: 978-80-261-0165-9. Print ISBN: 978-80-261-0166-6. ISSN Information:
Technical and economic feasibility of increasing tram system efficiency with …
Therefore, V2G is a promising alternative to the stationary ESS for providing energy storage to an electrified light-rail and tram system. Therefore, this paper firstly investigates the energy balance of the Sheffield Supertram system based on a common OCS configuration and compares it to its separate OCS configuration ( Section 2 ).
Optimal sizing of battery-supercapacitor energy storage systems for trams …
DOI: 10.1016/j.est.2023.108962 Corpus ID: 262201069 Optimal sizing of battery-supercapacitor energy storage systems for trams using improved PSO algorithm @article{Zhang2023OptimalSO, title={Optimal sizing of battery-supercapacitor energy storage systems for trams using improved PSO algorithm}, author={Zhenyu Zhang and …
Optimal Sizing of On-Board Energy Storage Systems and Stationary Charging Infrastructures for a Catenary-Free Tram …
Schematic 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 ...
A Hybrid Energy Management Strategy based on Line Prediction and Condition Analysis for the Hybrid Energy Storage System of Tram …
This 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 …
Stochastic optimization of a stationary energy storage system for …
To realize economical operation of a catenary-free tramline, we propose installing a stationary energy storage system (SESS) to assist the electric grid for trams charging. As the tram operation may not be fully aligned with a predetermined timetable, an economical coordination of the electric grid and the SESS under uncertain charging …
Investigation on Characteristic Parameters Identification and Evolution of Supercapacitor Energy Storage System …
Supercapacitors with advantages of high-power density, fast charging speed and long cycle life, have very promising application prospects in many fields such as transportation and energy storage. Usually, the onboard operation profiles will be recorded and sent to remote monitoring terminal for further study. As the working condition of onboard supercapacitor …
Optimization for a fuel cell/battery/capacity tram with equivalent …
The hybridization of the fuel cell with the energy storage systems is realized for the tram. • A protype tram is tested based on an operation mode switching method. • An equivalent consumption minimization strategy is …
Model-based investigation of an uncontrolled LTO wayside energy storage system in a 750 V tram …
Line-voltage control based on wayside energy storage systems for tramway networks IEEE Trans Power Electron, 31 ( 1 ) ( 2016 ), pp. 884 - 899, 10.1109/TPEL.2015.2411996 View in Scopus Google Scholar
Research on Sizing Method of Tram Vehicle Hybrid Energy Storage System …
In order to design a well-performing hybrid storage system for trams, optimization of energy management strategy (EMS) and sizing is crucial. This paper establishes a mathematical model of battery and supercapacitor, compares the topology used in trams. Using adaptive particle swarm optimization(PSO) to optimize the size of battery and …
Optimal sizing of battery-supercapacitor energy storage systems for trams using improved PSO algorithm,Journal of Energy Storage …
Therefore, 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.
EVODRIVE: energy efficiency
EVODRIVE is an on-board system developed by CAF Power & Automation to maximise energy efficiency in rail transportation. At CAF Power & Automation we have developed the EVODRIVE energy storage system, based on ultracapacitors to recover the kinetic energy released on braking. This energy can be reused, improving the vehicle''s energy efficiency.
Multi-mode Dynamic Proportional Energy Management Strategy for Battery-Supercapacitor Hybrid Energy Storage System of Tram …
In 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 …
siemenscomrailelectriication Sitras HES
Hybrid 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 ...
Energy storage system in traction vehicle
1 Introduction. Energy storage systems (ESS) are increasingly being used in electric traction as a means of more effectively utilizing regenerative braking energy which, in case of rail vehicles, is a significant part of energy taken from power system because of their large mass, or to maintain proper voltage [1].
Energy Storage System Design for Catenary Free Modern Trams
According to the 100 A monomer charging and discharging test, each single monomer will actually release energy of 22 Wh. The number of monomers assembled on the vehicle energy storage system is 2160. Therefore, the actual energy storage is 47.6 kWh. Fully Regenerative Braking Power Absorption of Traction System.
Comprehensive integration of Onboard Energy Storage systems in tramways: Birmingham tram …
Hybridization 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 …
Hybrid Energy Storage Trolley System Configuration Optimization …
2.1 HESSThe hybrid energy storage tram in this paper uses lithium batteries and supercapacitors as power sources. The battery and the supercapacitor are connected to the DC bus through a bidirectional DC/DC converter, respectively. When the tram is on the ...
Hybrid energy storage system topology approaches for use in transport vehicles: A review
Hybridization is a combination of different storage technologies with various characteristics to downsize the overall system and direct the unfavorable load conditions such as severe charge or discharge current fluctuations to a more sturdy ESS (i.e., SC). 39-41
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