Now showing items 1-4 of 4
EMI Terminal Behavioral Modeling of SiC-based Power Converters
(Virginia Tech, 2015-06-09)
With GaN and SiC switching devices becoming more commercially available, higher switching frequency is being applied to achieve higher efficiency and power density in power converters. However, electro-magnetic interference ...
Modeling, Control and Design Considerations for Modular Multilevel Converters
(Virginia Tech, 2015-06-25)
This thesis provides insight into state-of-the-art Modular Multilevel Converters (MMC) for medium and high voltage applications. Modular Multilevel Converters have increased in interest in many industrial applications, as ...
Design of Extreme Efficiency Active Rectifier for More-electric Aircrafts
(Virginia Tech, 2015-05-12)
The More-electric aircraft (MEA) concept has been raised since 1990s in order to increase fuel economy and reduce environmental impact of aircrafts. The fundamental of the concept is to replace pneumatic, hydraulic and ...
Design, Analysis and Experimental Evaluation of a Virtual Synchronous Machine Based Control Scheme for STATCOM Applications
(Virginia Tech, 2015-08-20)
Because renewable energy sources are environment-friendly and inexhaustible, more and more renewable energy power plants have been integrated into power grids worldwide. To compensate for their inherent variability, STATCOMs ...