Energy Storage System Design for Catenary Free Modern Trams
Train traction system main circuit adopts voltage type DC–AC inverter circuit. When the supercapacitor voltage is within the range of DC616V*820V, the traction system can work normally. 3 Design of Energy Storage System According to the requirements of vehicle
(PDF) An On-board Energy Storage System for Catenary Free Operation of a Tram
Renewable 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
Optimization of Energy Management Strategy and Sizing in
In order to ensure the safe and stable operation of a tram that works without a traction network supply, the onboard hybrid storage system should be designed and
Energy management strategy optimization for hybrid energy
Trams with energy storage are popular for their energy efficiency and reduced operational risk. An effective energy management strategy is optimized to
Energy management strategy optimization for hybrid energy storage system of tram
Therefore, the use of energy-storage traction power supply technology can achieve good results in urban construction [[3], [4], [5]]. Tram with energy storage is the application of energy storage power supply
Energy management strategy optimization for hybrid energy storage system of tram
DOI: 10.1016/j.est.2023.109698 Corpus ID: 265287757 Energy management strategy optimization for hybrid energy storage system of tram based on competitive particle swarm algorithms The traction substation in conventional power supply systems for trams is a
Optimal sizing of battery-supercapacitor energy storage systems
A hybrid energy storage system (HESS) of tram composed of different energy storage elements (ESEs) is gradually being adopted, leveraging the advantages
Energy-efficient Train Control Considering Energy Storage Devices and Traction
The optimization of the train speed trajectory and the traction power supply system (TPSS) with hybrid energy storage devices (HESDs) has significant potential to reduce electrical energy consumption (EEC). However, some existing studies have focused predominantly on optimizing these components independently and have ignored the goal of achieving
Onboard energy storage in rail transport: Review of
Energy management in Siemens ''Combino Plus'' multimodal tram vehicles when rolling on non-electrified sections: (I)
Integrated Optimization of Speed Profiles and Power Split for a Tram with Hybrid Energy Storage
business 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
Supercapacitor and accelerating contact lines hybrid tram system
A supercapacitor and accelerating contact line hybrid tram system is proposed. A tram consumes high energy during acceleration but, low energy thereafter. Supercapacitors can be charged fast but, they have low energy density. During acceleration, a tram draws power from accelerating contact line.
Position-Based T-S Fuzzy Power Management for Tram With Energy Storage System
Performance of future electric traction systems can be improved by energy storage system (ESS). Using of ESS is not advantageous in all cases. Additional losses always occur during the ESS operation.
Energies | Free Full-Text | Optimal Sizing of On-Board Energy Storage Systems and Stationary Charging Infrastructures for a Catenary-Free Tram
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
Supercapacitor and accelerating contact lines hybrid tram
A supercapacitor and accelerating contact line hybrid tram system is proposed. •. A tram consumes high energy during acceleration but, low energy thereafter. •. Supercapacitors can be charged fast but, they have low energy density. •. During acceleration, a tram draws power from accelerating contact line. •.
Next-generation traction batteries
A nickel-based traction battery system was specified for the city''s Citadis trams. Nickel technology was chosen for its excellent power storage in a compact, maintenance-free package. The unit was supplied as a ''plug and play'' solution in a custom-built tray, with power, communication, and safety capabilities.
Simulation of AC drive control for supercapacitor trams based on
This paper presents an in-depth study and analysis of the AC drive control simulation of a supercapacitor tram using a high-order neural network pattern discrimination algorithm. Firstly, the line conditions and shunting locomotive operation conditions of a freight coal loading station are analyzed, the capacity of the onboard supercapacitor
Application of Improved PSO Algorithms in Train Energy
Abstract. Aiming at the optimization of energy management for energy storage trams, an improved PSO algorithm based on classical PSO algorithm is proposed in this paper. On the premise of determining the operation strategy and operating conditions, the dynamic analysis of tramcar is carried out, the energy-saving model of tramcar is
Optimal sizing of battery-supercapacitor energy storage systems for trams
At 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
Integrated Optimization of Speed Profiles and Power Split for a Tram with Hybrid Energy Storage
Further 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
Parallel-Reinforcement-Learning-Based Online Energy Management Strategy for Energy Storage Traction
The traction power supply system (TPSS) is the only source of power for electric locomotives. The huge power fluctuations and complex operating conditions of the TPSS pose a challenge to the efficient operation of energy storage traction substations. The existing energy management strategies are difficult to achieve accurate charging
Position-Based T-S Fuzzy Power Management for Tram With Energy Storage
This paper investigates an ESS based on supercapacitors for trams as a reliable technical solution with considerable energy saving potential and proposes a position-based Takagi-Sugeno fuzzy (T-S fuzzy) PM for human-driven trams with an E SS. Energy storage systems (ESSs) play a significant role in performance improvement of
(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
Avenio M low floor trams
The tram is equipped with new-generation traction inverters and control systems. Electrical equipment is stored in containers on the roof of the vehicle and in the driver''s console. Vehicles incorporate electro-dynamic braking and can be fitted with an optional on-board energy-storage unit, which can be used for storing braking energy through to catenary
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
Energy management strategy optimization for hybrid energy storage system of tram
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).
Skeleton Signs Deal with Medcom for Energy Storage for Warsaw Tram
Share on. Skeleton Technologies has signed a large-scale contract with Medcom, a leading innovator in electric traction market, to provide ultracapacitors in the Warsaw tram networks. Energy efficiency is becoming the key design criteria for any public transportation system, and ultracapacitors, due to 1 million lifecycles and immediate
traction and battery technologies to drive Stadler''s trains
The traction equipment converts the electrical energy from the overhead power line, generator or battery into the correct voltage and frequency for driving the traction motors. Out of these trains, 24 will be equipped with advanced technology to enable tri-mode operation, which powers the train via catenary lines, diesel generator or batteries.
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].
Catenary free operation of trams – topology and
The first catenary free operation of a tram with integrated Lithium-Ion (Li-Ion) energy storage within the propulsion system of a BOMBARDIER1 FLEXITY 21 tram was carried out for the newly-built
An On-board Energy Storage System for Catenary Free Operation of a Tram
The on-board energy storage system was simulated as an RC equivalent circuit of a battery model. The parameters of R and C are 180mΩ and 211Farad consequently. During the charging phase of the on-board energy storage system, the nominal value of the high voltage side is 750V.
Energies | Free Full-Text | Optimization of Energy Management Strategy and Sizing in Hybrid Storage System for Tram
In order to design a well-performing hybrid storage system for trams, optimization of energy management strategy (EMS) and sizing is crucial. This paper proposes an improved EMS with energy interaction between the battery and supercapacitor and makes collaborative optimization on both sizing and EMS parameters to obtain the
Position-Based T-S Fuzzy Power Management for Tram With Energy Storage System
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 reliable technical solution with considerable energy saving potential. Operating the ESS onboard a tram brings the following benefits: reduction of
سابق：mobile electrochemical energy storage
التالي：latest hydrogen energy storage
