Tram tang energy storage

Overall capacity allocation of energy storage tram with ground

Based on the existing operating mode of a tram on a certain line, this study examines the combination of ground-charging devices and energy storage technology to form a vehicle (with

Integrated Optimization of Speed Profiles and Power Split for a Tram

Downloadable! A tram with on-board hybrid energy storage systems based on batteries and supercapacitors is a new option for the urban traffic system. This configuration enables the tram to operate in both catenary zones and catenary-free zones, and the storage of regenerative braking energy for later usage. This paper presents a multiple phases integrated optimization (MPIO)

LQR Control of Input LC filter of a Tram with On-board Energy Storage

The main traction power converter of a trams is connected to DC trolley wire by input LC filter. The tram input LC filter is almost undamped resonant circuit, which is often loaded by the motor constant torque command. Sources of the input LC filter oscillation may be present on the vehicle, typically drive control influence. The source of LC filter excitation except the

Frontiers | Energy-efficient tram speed trajectory optimization

Xu et al. (2018) designed a coasting optimization algorithm considering the regenerative braking energy for energy storage trams and solved the energy-efficient speed trajectory and operating energy consumption at a given time. (Tang and Feng, 2013). The tram line is composed of a series of nodes,

Research on heat dissipation optimization and energy

Uneven heat dissipation will affect the reliability and performance attenuation of tram supercapacitor, and reducing the energy consumption of heat dissipation is also a problem that must be solved in supercapacitor engineering applications. This paper takes the vehicle supercapacitor energy storage power supply as the research object, and uses computational

On-Board and Wayside Energy Storage Devices Applications in

This 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. The analysed benefits are the use of OESD and WESD as a source of supply in an emergency metro scenario to safely evacuate the passengers blocked in a metro train

Position-Based T-S Fuzzy Power Management for Tram With Energy Storage

Energy 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

Energy Management Strategy for Hybrid Energy Storage System

Electric vehicle (EV) is developed because of its environmental friendliness, energy-saving and high efficiency. For improving the performance of the energy storage system of EV, this paper proposes an energy management strategy (EMS) based model predictive control (MPC) for the battery/supercapacitor hybrid energy storage system (HESS), which takes

Multi-objective online driving strategy optimization for energy storage

Compared with the traditional overhead contact grid or third-rail power supply, energy storage trams equipped with lithium batteries have been developed rapidly because of their advantages of flexible railway laying and high regenerative braking energy utilization. However, trams may face expensive battery replacement costs due to battery degradation.

Energy Storage Laboratory (储能实验室)

NOTE: # Students Advised, * Corresponding Authors Journal Articles [J20] Yuzhen Tang #, Qian Xun, Marco Liserre, a nd Hengzhao Yang *, "Energy management of electric-hydrogen hybrid energy storage systems in photovoltaic microgrids," International Journal of Hydrogen Energy, vol. 80, pp. 1-10, 2024.[[J19] Jinyuan Zhang #, Qian Xun, Marco Liserre, a nd Hengzhao Yang

Energy management strategy of hybrid energy storage system

With the rapid development of AI algorithms in recent years, researchers begin to apply reinforcement learning (RL) and deep learning algorithms to the energy management of HESS. T. Liu [22] applied RL to the energy management of hybrid electric vehicles. Compared to the strategy of rule-based and stochastic dynamic programming (SDP) algorithm, the RL has

A Two-Stage Stochastic Optimization Model for Integrated Tram

DOI: 10.2139/ssrn.4011129 Corpus ID: 246963764; A Two-Stage Stochastic Optimization Model for Integrated Tram Timetable and Speed Control with Uncertain Dwell Times @article{Li2022ATS, title={A Two-Stage Stochastic Optimization Model for Integrated Tram Timetable and Speed Control with Uncertain Dwell Times}, author={Jiajie Li and Yun Bai and

A Hybrid Energy Management Strategy based on Line Prediction

This article focuses on the optimization of energy management strategy (EMS) for the tram equipped with on-board battery-supercapacitor hybrid energy storage system. The purposes of

Energy management strategy of hybrid energy storage system

Energy management strategy plays a decisive role in the energy optimization control of electric vehicles. The traditional rule-based and fuzzy control energy management strategy relies heavily on expert experience. In this paper, a genetic algorithm (GA)-optimized fuzzy control energy management strategy of hybrid energy storage system for electric vehicle

Improved energy management strategy of hybrid energy storage

Abstract: This paper proposes an improved method to optimize the existing energy management strategy (EMS) of hybrid energy storage system (HESS) to improve the energy utilization rate of HESS of pure electric logistics vehicle. Firstly, the sensor is used to identify the road slope coefficient, and then the identified road slope coefficient is added to the input of the fuzzy

Overall capacity allocation of energy storage tram with ground

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 combination of ground

Train speed profile optimization with on-board energy storage

Huang et al. [26] designed a dynamic programming model to jointly optimize the running time and speed profiles of a metro line with on-board energy storage for the braking energy. Dominguez et al

Thermal Energy Storage

All types of energy storage are needed for a low-carbon future, and each technology has its own best use case. For maximum efficiency and cost-effectiveness, it''s important to store energy in the same form in which it will be consumed. That means using electrochemical storage to meet electric loads and thermal energy storage for thermal loads.

Overall capacity allocation of energy storage tram with ground

Energy Storage Science and Technology ›› 2021, Vol. 10 ›› Issue (4): 1388-1399. doi: 10.19799/j.cnki.2095-4239.2021.0048 • Energy Storage System and Engineering • Previous Articles Next Articles . Overall capacity allocation of energy storage tram with ground charging piles

Optimal Sizing of On-Board Energy Storage Systems and

This 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 trade-off between available charging time and economic operation, a daily cost function containing a whole life-time cost of energy storage and an expense of

Eco-driving control for hybrid electric trams on a signalised route

The performance of the proposed integrated method is evaluated by numerical simulation based on an actual route of Chengdu Tramway Line 2. The energy reduction can be achieved by the speed profiles controller, compared to the eco-cruising benchmark strategies. Energy efficiency can be further improved by the integrated eco-driving controller.

Energy management strategy of hybrid energy storage system

1 INTRODUCTION. Lithium-ion batteries perform well because they have the advantages of high-energy density, long life cycle, low self-discharge rate and long energy storage time, which can achieve large-scale storage of energy [].However, it has the disadvantages of slow response speed and low-power density, which makes it not suitable for

Journal of Energy Storage | Vol 44, Part A, 1 December 2021

Read the latest articles of Journal of Energy Storage at ScienceDirect , Elsevier''s leading platform of peer-reviewed scholarly literature Supercapacitor and accelerating contact lines hybrid tram system. Joachim J. Mwambeleko, Thanatchai Kulworawanichpong. Article 103277 Meng-Yue Lu, Wei-Wei Yang, Xin-Yuan Tang, Yu

Fuzzy energy management strategy for tram with supercapacitors

The main interest of the presented research is put on the algorithm using the Global Positioning System (GPS) to predict future energy demands and power flows of the ESS based on supercapacitors for human driven trams. Energy storage systems (ESS) have large impact on efficiency and reliability of modern electric traction systems. This paper investigates the fuzzy

Tram tang energy storage [PDF]

5 FAQs about [Tram tang energy storage]

Why are trams with energy storage important?

Trams with energy storage are popular for their energy efficiency and reduced operational risk. An effective energy management strategy is optimized to enable a reasonable distribution of demand power among the storage elements, efficient use of energy as well as enhance the service life of the hybrid energy storage system (HESS).

What does a battery pack do on a tram?

As the sole power source of the tram, the battery pack can supply power to the traction system and absorb the regenerative braking energy during electric braking to recharge the energy storage system. The traction system mainly consists of the inverter, traction motor, gearbox, and axle.

How energy management strategy is used in Guangzhou Haizhu trams?

An improved PSO algorithm based on competitive mechanism is developed to obtain the optimal energy management strategy. The obtained energy management strategy has better effects in energy reduction with application in Guangzhou Haizhu tram. Trams with energy storage are popular for their energy efficiency and reduced operational risk.

Why are lithium batteries used in energy storage trams?

What factors affect the longitudinal movement direction of a tram?

It can be seen that during the operation of the tram, its longitudinal movement direction is mainly affected by the traction/braking force, mechanical braking force, and total resistance, where the total resistance includes air resistance, gradient resistance, and curve resistance. Fig. 2.

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