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Showing 1 to 13 of 13 for “"Dc-dc power converter"”.
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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
… of radio-frequency (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 …
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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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Fully Integrated Data and Power Transfer Systems with Galvanic Isolation
… as a part of a research project at the RF ADC by exploiting STMicroelectronics technology platforms providing on chip galvanic isolation. This technology was previously addressed to the implementation of isolated data transfer and it is currently used for mass production. In this context, …
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Coupled-magnetic filters with adaptive inductance cancellation
… technique is experimentally demonstrated in a dc/dc power converter application and is shown to provide high performance.
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Analysis And Simulation Tools For Solar Array Power Systems
… specifically for the design of solar array power systems. Contributions are made in several aspects of the system design phases, including solar source modeling, system simulation, and controller verification. A tool to automate the study of solar array configurations using general purpose …
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High-frequency multi-resonant power conversion techniques
The multi-resonant technique, a novel concept in dc/dc power conversion, is proposed. The essence of the multi-resonant power conversion is the effective utilization of the major parasitic reactive components of the power stage, including the leakage inductance of the power transformer, output …
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Recycling clock network energy in high-performance digital designs using on-chip DC-DC converters
Power consumption of CMOS digital logic designs has increased rapidly for the last several years. It has become an important issue, not only in battery-powered applications, but also in high-performance digital designs because of packaging and cooling requirements. At multi-GHz clock rates in use …
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An Investigation of Fundamental Frequency Limitations for HF/VHF Power Conversion
The volume reduction in power converters over the past several decades can chiefly be attributed to increases in switching frequency. It is to be expected that the trends towards miniaturization will maintain steady pressure to keep this pace of increasing switching frequencies of power converters. …
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Design and implementation of Silicon-Carbide-based Four-Switch Buck-Boost DCDC Converter for DC Microgrid Applications
… new distribution network concepts, such as DC microgrids and distributed power generation networks, are being developed. One key component of such networks is the grid-interfacing DC-DC power converter that can transfer power bi-directionally while having a wide range of voltage step-up and …
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A Novel High-Power High-Efficiency Three-Phase Phase-Shift DC/DC Converter for Fuel Cell Applications
… cells are a clean, high-efficiency source for power generation. This innovative technology is going to penetrate all aspects in our life, from utility distributed power, transportation applications, down to power sources for portable devices such as laptop computer and cell phones. To enable …
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Thermal and Electrical Considerations for the Design of Highly-Integrated Point-of-Load Converters
DC/DC Power converter design has been following a trend of reducing size while also increasing performance for the last several years. This push for higher power output and smaller footprint and profile requires integration and higher switching frequencies in order to continue. Higher frequencies …
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Design, analysis, and control of switched supercapacitor banks for e-transportation electric energy storage systems
… 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. Moreover, the SC bank offers low storage that restricts them from serving a continuous series of transient load demands on a …