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Showing 1 to 6 of 6 for “"ac-dc Power Conversion"”.
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Toward high-efficiency high power density single-phase DC-AC and AC-DC power conversion - architecture, topology and control
Power conversion between the single-phase AC grid and DC sources or loads plays an indispensable role in modern electrical energy system for both generation and consumption. The renewable resources and electrical energy storage are integrated to the grid through inverters. Telecoms, data centers …
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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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High frequency power conversion architecture for grid interface
With the present ac-voltage distribution system, ac-dc converters are key components for driving many dc voltage applications from the ac grid voltage. There are a lot of electronic devices that natively operate from the dc voltage including light emitting diodes (LEDs), personal and laptop …
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MICRO-CIRCUIT DIODE FOR ULTRA-LOW-POWER ENERGY HARVESTING
Harvesting energy from ultra-low-power vibration energy sources typically employs a rectifier circuit as the first power conditioning stage. The Schottky diode has a 0.15 V - 0.2 V threshold voltage and can not extract energy efficiently at low voltage. Other technologies such as MOSFET bridge or …
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Photovoltaic Source Simulators for Solar Power Conditioning Systems: Design Optimization, Modeling, and Control
… for the dynamic performance evaluation of solar power conditioning systems and their maximum power point tracking algorithms. A well-designed PV source simulator should accurately emulate the static and the dynamic characteristic of actual PV generator. Four major design features should be …
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An integrated generator-rectifier system for high-power AC-DC conversion
High power ac-dc conversion plays an increasingly important role in energy conversion systems, such as wind turbines or electric ship grids. Conventional conversion architectures rely heavily on active rectifiers, which consist of fully-controlled power-electronics switches. These make the system …