Energy management in Siemens ''Combino Plus'' multimodal tram vehicles when rolling on non-electrified sections: (I) acceleration power is supplied by supercapacitors; (II) cruising/coasting power is supplied by
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 trade-off between available charging time and economic operation, a daily cost function containing a whole life-time cost of energy
Read MoreTo solve technical problems of the catenary free application on trams, this chapter will introduce the design scheme of supercapacitor-based energy storage system
Read MoreAbstract. Modern cities require zero emissions, silent, and energy efficient transport solutions that have low or no visual impact on the environment. On-board
Read MoreA tram''s hybrid power system mainly consists of an energy storage system and a motor system. The motor system is connected to the DC bus through the inverter, whose power is all from the hybrid
Read MoreObjective: To enhance the design capability of modern tram energy storage system based on super capacitor energy storage and to improve the timeliness and cost effectiveness of
Read MoreRule based control has significant advantages of strong robustness and high flexibility. It has gradually become a classic method to optimize the energy management performance of energy storage modern tram, but it also faces the problem of relying too much on expert experience and poor adaptability to working conditions. Therefore, aiming at the lithium
Read MoreEnergies 2018, 11, 752 2 of 17 given that if the supercapacitor''s energy density is too low and the configuration cannot be very large, so it lacks endurance. To further improve the energy density and power density as well as the endurance of the energy storage
Read MoreIn this chapter, the supercapacitor-based energy storage system is used to achieve full range of catenary free tram design, and the feasibility of this scheme is
Read MoreTrams with energy storage are popular for their energy efficiency and reduced operational risk. An effective energy management strategy is optimized to enable
Read MoreZhu, F.Q.: Research on acceleration-time-prediction-based energy management and optimal sizing of onboard energy storage system for modern trams. Trans. China Electrotech. Soc. 32(23), 158–166 (2017). (in Chinese) Google Scholar
Read MoreIn this paper, Wireless Power Transfer (WPT) technology is designed to charge the vehicular energy storage equipment for modern tram. First, the power supply system model is built, including wireless charging circuit and the vehicle energy storage system. Next, in order to reduce the cost of the WPT system based on HESS load, the
Read MoreSizing and energy saving for every energy storage system have been accurately evaluated, to analyze the cost-effectiveness of each considered case study. In the following Sections, the models will be described, and after the exposition of the models experimental validation, the results of the feasibility analysis will be shown.
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 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 MoreThe flywheel energy storage (FES) system based on modern power electronics has two modes of energy storage and energy release. When the external system needs energy, the flywheel acts as the prime mover to drive the flywheel motor to generate electricity, and the flywheel kinetic energy is transmitted to the load in the form
Read MoreThere are two kinds of non-grid power supply technologies: sectional ground power supply technology and on-board energy storage technology. The more commonly used is on
Read MoreAt present, new energy trams mostly use an on-board energy storage power supply method, and by using a single energy storage component such as batteries, or supercapacitors. The hybrid energy storage system (HESS) composed of different energy storage elements (ESEs) is gradually being adopted to exploit the
Read MoreAbstract. Rule based control has significant advantages of strong robustness and high flexibility. It has gradually become a classic method to optimize the energy management
Read MoreAs the photovoltaic (PV) industry continues to evolve, advancements in modern tram energy storage 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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