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on-board energy storage equipment
Free Full-Text | Impact of On-Board Hybrid Energy
To improve the energy-efficiency of transport systems, it is necessary to investigate electric trains with on-board hybrid energy storage devices (HESDs), which are applied to assist the traction and
Potential and technical challenges of on-board hydrogen storage
They focused on liquid hydrogen as a suitable on-board storage method and proposed distributed turbo-electric propulsion as a strategy to increase efficiency. The air compressor contributes the most to the energy consumption of FC auxiliary equipment, while the other auxiliaries (pumps, valves, etc.) were assumed to require 1% of FC
Hydrogen Storage | Department of Energy
Storage of hydrogen as a gas typically requires high-pressure tanks (350–700 bar [5,000–10,000 psi] tank pressure). Storage of hydrogen as a liquid requires cryogenic temperatures because the boiling point of hydrogen at one atmosphere pressure is −252.8°C. Hydrogen can also be stored on the surfaces of solids (by adsorption) or within
Onboard Energy Storage Systems for Railway: Present and Trends
This article provides a detailed review of onboard railway systems with energy storage devices. In-service trains as well as relevant prototypes are presented,
Full life-cycle economic evaluation of integrated energy system with hydrogen storage equipment
On this basis, considering the time value of money, the life-cycle economic evaluation model of the integrated energy system with hydrogen storage equipment is constructed. The model is applied to calculate the investment benefit of a community integrated energy system with hydrogen storage equipment in the whole life cycle.
Efficient design of Automatic Train Operation speed profiles with on board energy storage
Keywords: power management, on-board energy storage, optimization, energysaving operation, supercapacitor, catenary free operation. 1 Introduction Electrical regenerative braking has reduced total
(PDF) An On-board Energy Storage System for Catenary
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
Onboard energy storage in rail transport: Review of real
From a system-level perspective, the integration of alternative energy sources on board rail vehicles has become a popular solution among rolling stock
Influences of mechanisms on investment in renewable energy storage equipment
This paper explores the impacts of a subsidy mechanism (SM) and a renewable portfolio standard mechanism (RPSM) on investment in renewable energy storage equipment. A two-level electricity supply chain is modeled, comprising a renewable electricity generator, a traditional electricity generator, and an electricity
DOE Technical Targets for Onboard Hydrogen Storage for Light
More information about targets can be found in the Hydrogen Storage section of the Fuel Cell Technologies Office''s Multi-Year Research, Development, and Demonstration Plan. Technical System Targets: Onboard Hydrogen Storage for Light-Duty Fuel Cell Vehicles a. Useful constants: 0.2778 kWh/MJ; Lower heating value for H 2 is 33.3 kWh/kg H 2; 1 kg
Review of the Hydrogen Permeation Test of the Polymer Liner
2 Key Laboratory of Safety of Hydrogen Energy Storage and Transportation Equipment for State Market Regulation, Beijing 100029, China. PMID: 37570071 have established relevant standards mandating hydrogen permeation tests for the liner material of type IV on-board hydrogen storage cylinders. This paper provides a
Onboard carbon capture and storage on ships
Onboard carbon capture in a nutshell Onboard carbon capture (OCC) covers a range of technologies to capture carbon dioxide emissions from ships during operation. For post-combustion systems, OCC involves cleaning of exhaust gases from CO 2, separating it, and storing it onboard for eventual offloading, in various different forms depending on the
Energy-efficient train driving strategy considering the on-board energy
Abstract. Energy-efficient train driving strategy is an effective way to reduce the energy consumption of train operations. Based on the classic energy-efficient driving strategy approach, this paper studies the influence of the on-board energy storage on the optimal train driving strategy. Firstly, this paper applies the dynamic programming
Energy-Efficient Train Control with Onboard Energy Storage
In addition, regenerative braking energy utilization is becoming increasingly important to avoid energy waste in the railway systems, undermining the sustainability of urban railway transportation. However, the intelligent energy management of the trains equipped with OESSs considering regenerative braking energy utilization is
Peak Demand Cutting Strategy with an On-Board Energy Storage
An energy storage system (ESS) in electric railways can be installed on a train, at trackside, or at substations. The main purpose of the ESS application is to reduce energy demand and peak power with good voltage regulation. This paper presents a control strategy for efficient regenerative braking of a vehicle equipped with an on-board ESS
On-board Energy Storage Systems based on Lithium Ion
Onboard Energy Storage System based on Lithium Ion Capacitor (LiC) devices represent a viable engineering solution for energy saving optimization. The authors suggest a multi
Containerized Maritime Energy Storage | Marine & Ports
''s containerized energy storage solution is a complete, self-contained battery solution for a large-scale marine energy storage. The batteries and all control, interface, and auxiliary equipment are delivered in a single shipping container for simple installation on board any vessel. The standard delivery includes. Batteries.
Novel Energy Harvesting Solutions for Powering Trackside Electronic Equipment
Several concepts of trackside energy harvesting technologies were investigated and published. The paper by Cleante et al. ( 2016) reported on an investigation into how much mechanical energy could potentially be harvested from the vertical vibration of a sleeper induced by trains passing at different speeds.
Modeling, Simulationand Analysis of On-Board Hybrid Energy Storage
The total accumulation system capacity (E m a x S T O) was 7 kWh, and the on-board energy storage device rated charging and discharging power (P r a t e d, c S T O, P r a t e d, d S T O) was 1 MW. Up to now, these numbers only depended on the traffic, and did not vary whether or not the trains had on-board energy storage
Energy Storage
Solutions. onsemi ''s long-term expertise and leading role in renewable energy generation, power management, and energy conversion helps customers across the globe handle the challenges of Energy Storage Systems. We create
Train Speed Trajectory Optimization With On-Board Energy Storage
Additionally, in the case with on-board ESD, more than 11.6% of net energy consumption can be reduced compared with the one without on-board ESD. This paper indicates that the proposed method is an effective and robust way to study how on-board ESD influences optimal train operation as well as to achieve optimal train speed trajectory with on-board
(PDF) Peak Demand Cutting Strategy with an On
Peak Demand Cutting Strategy with an On-Board Energy Storage System in Mass Rapid Transit February 2018 traction equipment, as shown in Fig. 5 and is also restricted by the speed limit.
Potential and technical challenges of on-board hydrogen storage
On-board and Off-board performance of hydrogen storage options for light-duty vehicles Int. J. Hydrogen Energy, 37 ( 3 ) ( Feb. 2012 ), pp. 2891 - 2910, 10.1016/J.IJHYDENE.2011.05.040 View PDF View article View in Scopus Google Scholar
Onboard energy storage in rail transport: Review of real applications
From a system-level perspective, the integration of alternative energy sources on board rail vehicles has become a popular solution among rolling stock manufacturers. Surveys are made of many recent realizations of multimodal rail vehicles with onboard electrochemical batteries, supercapacitors, and hydrogen fuel cell systems.
(PDF) An On-board Energy Storage System for Catenary Free Operation
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
A comprehensive review of energy storage technology
1. Introduction. Conventional fuel-fired vehicles use the energy generated by the combustion of fossil fuels to power their operation, but the products of combustion lead to a dramatic increase in ambient levels of air pollutants, which not only causes environmental problems but also exacerbates energy depletion to a certain extent [1]
Optimal driving strategies for emergency operation of
In such emergency situations, trains are expected to achieve autonomy operation powered by on-board energy storage systems (OESS). This paper presents optimization models and methods
Off-board and on-board energy storage versus reversible substations in
This receptivity is even lower when trains are not coordinated and technologies like reversible substations and on-board/off-board energy storage are not installed into the traction system [13, 14]. The use of the aforementioned technologies in a coordinated manner can lead to a significant increase in the overall efficiency of the
Charge/discharge control of a train with on-board energy storage devices for energy minimization and consideration of catenary
Keywords: power management, on-board energy storage, optimization, energysaving operation, supercapacitor, catenary free operation. 1 Introduction Electrical regenerative braking has reduced total
On-Board Liquid Hydrogen Cold Energy Utilization System for a
Figure 2. Equipment of original LH 2 system. In order to recover the energy spent for liquefaction, a kind of on-board liquid hy-drogen cold energy utilization system is proposed, as shown in Figure 3. Different from the
Optimized configuration and economic evaluation of on-board energy storage
The on-board supercapacitor energy storage system for subway vehicles is used to absorb vehicles braking energy. Because operating voltage, maximum braking current and discharge depth of supercapacitor have a great influence on its rational configuration, there are theoretical optimum values based on the analysis of vehicle
Ship Safety Standards
Safety Guidance on battery energy storage systems on-board ships The EMSA Guidance on the Safety of Battery Energy Storage Systems (BESS) On-board Ships aims at supporting maritime administrations and the industry by promoting a uniform implementation of the essential safety requirements for batteries on-board of ships.
Energy storage devices in electrified railway systems: A review
With the widespread utilization of energy-saving technologies such as regenerative braking techniques, and in support of the full electrification of railway
Energy Saving Speed and Charge/Discharge Control of a
Energy Saving Speed and Charge/Discharge Control of a Railway Vehicle with On-board Energy Storage by Means of an Optimization Model. Masafumi Miyatake, Corresponding Author. Masafumi Miyatake. Member [email protected] Department of Engineering and Applied Sciences, Sophia University Kioicho 7-1, Chiyoda-ku, Tokyo
