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.
Results
Showing 1 to 9 of 9 for “"Matrix Converter"”.
-
Matrix converter application to FACTS and embedded generation
… generation to the ac grid. Among the ac to ac converters, the matrix converter represents a promising alternative power electronics technology to back to back converters. It does not incorporate any storage elements which minimises the size and weight of the converter. In addition, with the …
-
Indirect Matrix Converter as Standard Power Electronic Interface
… The feasibility of applying the indirect matrix converter as the standard power electronic interface for applications with power ratings from several kW to few MW is addressed in this dissertation. Special attention is given to those applications where space dominates the power electronic …
-
Low Voltage Ride-Through for Indirect Matrix Converter Based Open-End Winding Drives
… AC/AC drives have been dominated by converters using large capacitors with DC bus viz. back-to-back converters. These converters are becoming more reliable and have been tested with new advancements in the industry. In addition, the DC bus capacitor provides an inbuilt energy storage …
-
Design and Fabrication of Inverter and Rectifier Modules for Indirect Matrix Converter Applications
<p>In power converter applications, silicon carbide (SiC) power semiconductor devices are preferred over their silicon counterparts due to many advantages such as wide bandgap, high junction temperatures and low on-state resistance. The SiC devices provide reduced conduction and switching losses. …
-
Development of control techniques for direct AC‐AC matrix converter fed multiphase multi‐motor drive system
… only for traction application. The power converter supplying the drive system, are conventionally, voltage source inverters. However, alternative solution could be a direct AC‐AC converter that can supply the electric drive system. Exploring this alternative solution is the subject of this …
-
3D Commutation-Loop Design Methodology for a SiC Based Matrix Converter run in Step-up mode with PCB Aluminum Nitride Cooling Inlay
… power loop layout for application to a SiC based matrix converter, providing a symmetric, low-inductance solution. The thesis presents various layout types to achieve this design target, and details the implementation of a hybrid layout to the matrix converter phase-leg. This layout is more easily …
-
Power electronic transformers for AC-AC and AC-DC conversion with reduced number of switches
… is to reduce the weight and size of the power converter by replacing the low-frequency transformers with high-frequency transformers (HFTs). The novelty of these proposed topologies is that they have only two controlled switches on the primary side of the high-frequency transformers. …
-
A Brushless DC Motor Drive Without a DC Link Capacitor
… with advancements in technology, direct power converters such as matrix converters that do not employ DC link capacitors are becoming popular in industry. At present, matrix converters and similar style direct converters are economically feasible in high power applications and are expected to …
-
High-Frequency Quasi-Single-Stage (QSS) Isolated AC-DC and DC-AC Power Conversion
… switching networks. The family of QSS power converters feature single-stage power processing without a dc-link low-pass filter, a unidirectional pulsating dc-link voltage, soft-switching capability with minimal extra commutation circuitry, simple PWM control, and high efficiency and …