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 9 of 9 for “"Hybrid energy storage systems"”.
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Benefits of battery-uItracapacitor hybrid energy storage systems
… benefits 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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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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Signal and power integrity analysis of bidirectional DC-DC converters for hybrid energy storage systems with EMI/EMC optimization
Hybrid Energy Storage System (HESS) utilizes multiple energy storage architectures to achieve a broader range of characteristics in terms of power density, energy density and calendar life. A 500W bidirectional synchronous DC-DC converter design is implemented for the active topology of HESS. This …
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Energy Storage Planning and Operations For Power Systems
<p> Energy storage is essential to future power systems. Energy storage systems can be used to follow load, stabilize voltage and frequency, manage peak loads, improve power quality, defer infrastructure upgrade investments, and support renewables. Currently, there is no tool that can support the …
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New and improved solutions for the configuration, management and operation of large-scale photovoltaic power plants using hybrid energy storage system
… the technological knowledge in the renewable energy (RE) field. The motivation of this study is based on the main disadvantages of photovoltaic (PV) solar power generation compared to conventional energy sources, such as intermittency, non-dispatchability, and unreliability. From those …
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Design, analysis, and control of switched supercapacitor banks for e-transportation electric energy storage systems
The hybridization of supercapacitors (SCs) with batteries in electric vehicles (EVs) improves the battery life, acceleration, and driving range. However, the efficiency of the power interface that unites the batteries and SCs are affected due to wide voltage variations at the SC bank terminals. …
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Independent power flow control of multiple energy sources using a single electric machine
… an independent power flow control of different energy sources connected to a single electric machine with a multitude of three-phase winding sets has been investigated. These machines are highly suitable for high power and critical applications. Additionally, these machines utilise the …
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Control Hierarchies for Critical Infrastructures in Smart Grid Using Reinforcement Learning and Metaheuristic Optimization
… characterized by high penetration of distributed energy resources (DERs), and 2) DC-rail transportation systems in congested urban areas. The rising integration of DERs into the power grid is causing a paradigm shift in the power distribution network. Consequently, new control challenges for …
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A hybrid solution for distributed energy storage for microgeneration in microgrids: Design of the electronic power and control system
… Electronic Converters (PECs) used to interface Hybrid Energy Storage Systems (HESSs) to Direct Current (DC) microgrids and nanogrids. In such type of power systems, a DC bus acts as the power link between the grid Voltage Source Inverter (VSI) converter, the energy storage DC/DC converters and …