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 205 for “"power converter"”.
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Design and evaluation of cellular power converter architectures
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1997.
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Modernized Power Converter Development Platform for Educational Applications
… of supporting new technologies and increasingly power efficient circuit designs. However, there is a requirement that a versatile infrastructure for power converter development also be accessible to a massive student base, easily expansive to future technologies, and generate a positive …
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Wide bandwidth high efficiency power converter for rf amplifiers
… in the solutions for the high frequency power amplifiers there can be distinguished two different families of power amplifiers: linear and nonlinear. The linear power amplifiers are the amplifiers from classes A, B or AB and they are known as highly linear, but inefficient solutions. On …
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High frequency AC power converter for low voltage circuits
This thesis presents a novel AC power delivery architecture that is suitable for VHF frequency (50-100MHz) polyphase AC/DC power conversion in low voltage integrated circuits. A complete AC power delivery architecture was evaluated demonstrating the benefits of delivering power across the …
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A radio frequency DC-to-DC resonant power converter
Thesis (Elect. E.)--Massachusetts Institute of Technology, Dept. of Electrical Engieering and Computer Science, 1985.
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High efficiency DC/AC power converter for photovoltaic applications
… transformer, and a novel half-wave cyclo-converter. The operational characteristics are analyzed, and a multidimensional control technique is utilized to achieve high efficiency, encompassing frequency control and inverter and cyclo-converter phase shift control. An experimental prototype …
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A field-modulated, variable-speed to constant-frequency power converter
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1981.
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Bidirectional DC-DC Power Converter Design Optimization, Modeling and Control
In order to increase the power density, the discontinuous conducting mode (DCM) and small inductance is adopted for high power bidirectional dc-dc converter. The DCM related current ripple is minimized with multiphase interleaved operation. The turn-off loss caused by the DCM induced high peak …
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Design and characterization of a radio-frequency dc/dc power converter
… (RF) amplifier topologies in dc/dc power converters allows the operating frequency to be increased by more than two orders of magnitude over the frequency of conventional converters. This enables a reduction in energy storage capacity by several orders of magnitude, and completely …
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Power Converter and Control Design for High-Efficiency Electrolyte-Free Microinverters
… microinverters, a high boost ratio dc-dc converter is required to increase the low PV module voltage to a high DC bus voltage required to run the inverter at the second stage. New high boost ratio dc-dc converter topologies using the hybrid transformer concept are presented in this …
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High Performance Power Converter Systems for Nonlinear and Unbalanced Load/Source
… with unbalanced and/or nonlinear situations in power electronic systems, namely power converter level, power converter system level, and large-scale power electronics system level. At power converter level, after review of traditional PWM methods, especially two-dimensional space vector …
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Development of a Novel Multiport Power Converter for Inductive Power Transfer Applications
… that wireless EV charging through Inductive Power Transfer (IPT) can potentially accelerate the uptake of EVs. As opposed to plug-in charging, wireless systems enable EV charging without the need for user interaction. Hands-free initiation of the charging process makes IPT technology much …
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Closed Loop Control for a Piezoelectric-Resonator-Based DC-DC Power Converter
Miniaturization of power electronics reduces their cost and increases their scope of potential applications. Power electronics traditionally rely on magnetics for energy storage, but magnetics are fundamentally less efficient and power dense when scaled to small sizes. Piezoelectric resonators …
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Designing Power Converter-Based Energy Management Systems with a Hierarchical Optimization Method
… a hierarchical optimization framework for power converter-based energy management systems, with a primary focus on weight minimization. Emphasizing modularity and scalability, the research systematically tackles the challenges in optimizing these systems, addressing complex design …
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Design of Power Converter and Wireless Data Acquisition System for TEG Energy Harvester
… and monitor the operation status of nuclear power plant, a wireless sensor system which is powered by the Thermoelectric Generator (TEG) Energy Harvester is designed and built. Meanwhile, a power converter circuit has also been designed to converter the output voltage of TEG Energy Harvester …
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Control of power converter for grid integration of renewable energy conversion and STATCOM systems
… wind, solar photovoltaic, and fuel cells require power electronic converters for grid integration. This thesis investigates advanced control technology for grid integration control of renewable energy sources and STATCOM systems. First, the conventional control mechanism of power converters …
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Machine Learning Enhanced Power Converter Design and Prognostic Health Monitoring in DC Distribution Systems
Power electronics has become an indispensable part of any modern electrical system, ranging from small to large-scale applications requiring efficient energy conversion at every power distribution stage. However, new challenges emerge as the converter-based systems grow in complexity, i.e., from …
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Design of Securing Mechanism for Power Converter in Navy Integrated Power and Energy Corridor
… weapons). A next-generation electrical system, Power Electronic Power Distribution System (PEPDS), is being developed to solve these challenges. It is a power/energy management and distribution system operating in the Medium Voltage AC/DC range that can convert power from AC and DC sources as …
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Integration of Phasor Measurement and Communication Capability in a Flexible-Combined Heat and Power Converter Testbed
… energy that can be reliably integrated into the power grid. One such existing resource is the CHPs, which are distributed throughout the US electric grid. The integration of the CHPs into the grid requires technological innovations. One idea is to design an F-CHP converter that would facilitate …
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