tram energy storage after-sales service project

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 the optimization are to prolong the battery life, improve the system efficiency, and realize real-time control. Therefore, based on the analysis of a large number of …

After Sales Service: Definition, Types, Examples | Khoros

So, while you may take a hit on a single return, that customer''s positive experience after the sale may lead them to return. 3. On-demand customer support. On-demand customer support is another type of after-sales service to offer, as it addresses. customer complaints, usage-related issues, and questions.

A Hybrid Energy Management Strategy based on Line Prediction …

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

Optimization for a fuel cell/battery/capacity tram with equivalent ...

1. Introduction. Trams, for their merits of comfortable, environmentally friendly, great passenger capacity, low energy consumption and long service life, are popular public transport in large and medium-sized cities [1].Proton Exchange Membrane (PEM) fuel cell (FC), due to higher efficiency than the traditional combustion engine and …

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Energy Storage Management. Electric Powertrain. Doors and climate control. Assistance to the driver. ... Comprehensive After-Sales Service . Vehicles . Range of 100% zero-emission electric vehicles. ie bus . ie tram ... The Communauté d''agglomération du Pays Basque has once again chosen Irizar e-mobility electric Tram''bus . 06 June 2024.

MONTPELLIER TRAM

The new bidirectional trams for the Transports de l''agglomération de Montpellier (TaM) tram system in Montpellier, France, belong to the CAF Urbos 100X range. These are 7-module units providing the operator …

Integrated Optimization of Speed Profiles and Power Split for a Tram ...

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 …

Onboard energy storage in rail transport: Review of …

Share. Abstract. Despite low energy and fuel consumption levels in the rail sector, further improvements are being pursued by manufacturers and operators. Their primary efforts aim to reduce traction …

From a drive battery in an urban bus to an energy storage unit for …

The energy storage units will serve as a buffer to enable the efficient use of any recovered energy in tram operations and, in doing so, will enable compensation of load peaks, as …

After Sales Service Strategy: What It Is & Why It''s …

After-sales service is the support you give your customers after they''ve purchased your product. It might include an onboarding period, extended customer support hours, and proactive …

Technical and economic feasibility of increasing tram system …

Separate and common overhead catenary systems (OCS) are widely utilised on urban light-rail systems. This paper applies Simulink modelling to investigate …

Energy management strategy optimization for hybrid energy storage ...

The 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]. A common solution for on ...

TALLINN TRAM

TALLINN TRAM. The LRV operator of the Estonian Capital, Tallinna Linnatranspordi Aktsiaseltsm, has awarded CAF the contract for the procurement of 16 new Urbos-range trams. Specifically, this is the Urbos AXL model, unidirectional, designed to run on a 1067 mm track gauge. This vehicle features railway wheelsets on its bogies to facilitate ...

VIC unveils first look at next generation trams

Victorian Minister for Public and Active Transport, Gabrielle Williams, visited Tullamarine on 23 October to unveil the life-sized mock up tram, which is set to hit the network by 2025. The Victorian Government is investing $1.85 billion into 100 new G-class trams alongside a new tram maintenance and stabling facility when the fleet is …

Hybrid tram energy management based on PMP

The topology structure can make the number of cells and supercapacitors more reasonable, and make the energy management efficiency of hybrid energy storage system of tram higher. basic parameters ...

MONTPELLIER TRAM

The new bidirectional trams for the Transports de l''agglomération de Montpellier (TaM) tram system in Montpellier, France, belong to the CAF Urbos 100X range. These are 7-module units providing the operator extensive transportation capacity. Units are 100% low-floor for easier passenger boarding and alighting and moving inside the tram.

ESSEN LRV

ESSEN LRV. CAF is the supplier of the new LRVs for the German operator Ruhrbahn GmbH. The new units will be two-directional, 28 metres in length and are designed for a maximum speed of 80 km/h. In addition and for enhanced safety, the units will be fitted with a driver assistance system and rear-view cameras instead of the usual mirrors.

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 …

Comprehensive integration of Onboard Energy Storage ...

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 …

Research on Sizing Method of Tram Vehicle Hybrid Energy Storage …

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 supercapacitor. …

Lithium battery encountered "late spring cold", tram, energy storage ...

the first quarter results burst, lithium battery encountered "late spring cold". on April 25, after the opening of the-share market, the lithium-ion sector continued to weaken, with the share prices of several lithium-ion stocks falling sharply. long-term lithium-ion (688779.SH) "20cm" limit, while stocks such as zhongke electric (300035.SZ ...

Traction Power Wayside Energy Storage and Recovery …

Flywheel Energy Storage. Motor-driven, high-speed rotating mass contained in a vacuum. Up to 16,000 rpm (Beacon Power) 10,000 to 20,000 rpm (VYCON) Up to 45,000 rpm (Stornetic) Kinetic energy = 1/2 x mass x (speed)2. Magnetic bearings for rotor. Accelerated by regenerated power.

A Hybrid Energy Management Strategy based on Line Prediction …

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 …

Multi-mode Dynamic Proportional Energy Management ...

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 …

BOSTON LRV

BOSTON LRV. CAF will supply the new LRVs which will run on Boston city''s Green Line. This system, managed by Massachusetts Bay Transportation Authority, will upgrade a significant portion of the fleet of trams running on this line. The ''Made in USA'' units are manufactured at the plant CAF owns in Elmira, in the state of New York.

Tram

A tram (also known as a streetcar or trolley in the United States and Canada) is a type of urban rail transit consisting of rail vehicles, either individual railcars or self-propelled trains coupled into multiple units that run on tramway tracks on urban public streets; some include segments on segregated right-of-way. The tramlines or tram networks operated as public …

Optimization of Energy Management Strategy and Sizing in Hybrid Storage ...

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 best working …

Optimization of Energy Management Strategy and Sizing in Hybrid Storage ...

Downloadable! 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 …

Trams and light railways: rapid, safe and environmentally friendly ...

TRAMS AND LIGHT METROS. Today light rails systems are becoming ever more important in cities around the globe, as they represent a mobility solution that helps reduce traffic congestion problems, offering passengers a fast, punctual and sustainable means of transport. With their avant-garde design and flexibility the CAF trams give each city ...

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 …

First look at Next-Gen trams

The Government is investing $1.85 billion in 100 new G-class trams alongside a new tram maintenance and stabling facility when the fleet is ready. The more accessible trams will be built by Alstom in Dandenong, using at least 65 per cent local content and supporting up to 1900 local jobs through manufacturing, the supply chain and …

HOUSTON LRV

HOUSTON LRV. In 2011, CAF signed a contract to supply, and subsequently maintain, 39 trams for the city of Houston. This is an Urbos 70% low floor, bidirectional tram made up of 3 modules. The new vehicles will run in six different lines of the Metropolitan Transit Authority of Harris County (METRO) which will be operative in 2014.

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 of each ESE. The optimal sizing of HESS with a reasonable combination of different ESEs has become an important issue in improving energy management efficiency. Therefore, the optimal sizing …

Integrated Optimization of Speed Profiles and Power Split for a Tram ...

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 ...