Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 210 for “"Energy Storage Systems"”.
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Modelling aquifer thermal energy storage systems
Aquifer thermal energy storage systems can decarbonise space heating and cooling, provide large-scale long-term storage and buffer the seasonal mismatch in supply and demand. In the winter, the system provides a heat source by extracting warm water from a subsurface reservoir. The extracted fluid …
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Design of Latent Thermal Energy Storage Systems
… and numerical study of time dependent storage of energy by melting a phase change material. The heating is provided along invading lines, which change from single-line invasion to tree-shaped invasion. Chapter 2 identifies the special design feature of distributing energy storage in …
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Thermochemical energy storage systems: modelling, analysis and design
Thermal energy storage (TES) is an advanced technology for storing thermal energy that can mitigate environmental impacts and facilitate more efficient and clean energy systems. Thermochemical TES is an emerging method with the potential for high energy density storage. Where space is limited, …
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Onshore wind farm battery energy storage systems optimisation
This study enhances the integration of Battery Energy Storage Systems (BESS) into onshore wind farms by improving efficiency, reliability, stability, and sustainability, thereby addressing significant challenges in renewable energy systems. Utilising advanced methodologies such as intelligent …
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Benefits of battery-uItracapacitor hybrid energy storage systems
… of battery and battery-ultracapacitor hybrid energy storage systems (ESSs) in pulsed-load applications. It investigates and quantifies the benefits of the hybrid ESS over its battery-only counterparts. The metric for quantifying the benefits is charge efficiency - the amount of energy …
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Energy storage systems for wave energy converters and microgrids
… some of the leading technologies as well as the energy storage systems that are inherently part of the power take-off mechanism. The benefits of electrical energy storage systems for wave energy converters are then outlined as well as the key parameters required from them. The options for storage …
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The assessment of battery-ultracapacitor hybrid energy storage systems
Battery-ultracapacitors hybrid energy storage systems (ESS) could combine the high power density and high life cycle of ultracapacitors with the high energy density of batteries, which forms a promising energy storage system. In this thesis, an assessment of the benefits of the hybrid ESS relative …
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Optimal operation and design of solar-thermal energy storage systems
… optimal operation and design of solar-thermal energy storage systems. First, optimization of time-variable operation to maximize revenue through selling and purchasing electricity to/from the grid is presented for a thermal energy storage system. Time-variable electricity prices and electricity …
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Applications of superconducting magnetic energy storage systems in power systems
A Superconducting Magnetic Energy Storage (SMES) system is a very efficient storage device capable of storing large amounts of energy. The primary applications it has been considered till now are load-leveling and system stabilization.This thesis explores new applications/benefits of SMES in power …
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Battery Energy Storage Systems Applications and Deployment in Dense Urban Areas
<p>Energy Storage has emerged as an important focus of the U.S. federal government, which has established the goal of developing global leadership in energy storage and has a near-term focus on strengthening the supply chain, manufacturing, and funding streams available to achieve the overarching …
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Electrically charged thermal energy storage systems for grid-level electricity storage
… to their intermittency. A change in methods of energy production globally that allows synergistic coupling of renewable and fossil fuels is needed. Currently, pumped hydroelectric and compressed air energy storage are the two most common methods of storage, but are highly geographic dependent …
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Integrated cryogenic refrigeration system design for superconducting magnetic energy storage systems
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Mechanical Engineering, 1997.
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Prototype development and techno-economic analysis of electrochemical energy storage systems
… target by the year 2050. Electrochemical energy storage systems are expected to play an important role in this effort to manage the temporal and spatial mismatch in variable renewable energy (VRE) sources availability and the energy demand. Despite the prevalence of Li-ion batteries, this …
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A generalized form for frequency-response modeling of battery energy storage systems
… electrochemical processes in different Li-ion systems. For the Na-ion batteries, this work established critical benchmarks, showing its impedance at 0% SOC is an order of magnitude higher than Li-ion and that its slower dynamics necessitate a six hour rest period for stable measurement. …
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Smart management strategies of utility-scale energy storage systems in power networks
Power systems are presently experiencing a period of rapid change driven by various interrelated issues, e.g., integration of renewables, demand management, power congestion, power quality requirements, and frequency regulation. Although the deployment of Energy Storage Systems (ESSs) has been …
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Energy storage systems for wind energy integration. Technology, applications, and benefit analysis
El objetivo de esta tesis es el estudio de las diferentes tecnologías de almacenamiento de energía adecuadas para apoyar la integración de la energía eólica en red. Los sistemas de almacenamiento energético pueden contribuir haciendo la energía eólica más fiable y económicamente más atractiva de …
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Heat Transfer Enhancement of Phase Change Materials for Thermal Energy Storage Systems
In recent studies, the energy storage capability of phase change materials (PCMs) in thermal energy storage systems, such as in the case of solar water heaters has attracted many attentions; however, PCMs may not be fully effective due to their poor heat transfer characteristics, namely thermal …
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Design, modelling and valuation of innovative dispatch strategies for energy storage systems
Energy storage has in recent years attracted considerable interest, mainly owing to its potential to support large-scale integration of renewable energy sources (RES). At the same time however, energy storage technologies are called to take over multiple roles across the entire electricity sector, …
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Optimal Management and Sizing for Battery Energy Storage Systems for Grid Applications
<p>Battery energy storage systems (BESSs) play a dominant role in the reliability, resiliency, economics, and operational flexibility of the power grid. As such, the BESS is a promising and reliable green technology for supporting power grid facilities. However, the integration of BESS technology …
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