Recent advances in several key areas of power electronics technology, such as power semiconductor devices, power converter circuits, and control of power electronics, are discussed. The structure and characteristics of IGBT, SIT, SITH, and MCT devices are reviewed. The principal converter types and their recent trends are described. A brief review of power integrated circuits is included. The features of microcomputer and VLSI control are described, and recent advances in microcomputers are highlighted. The principles of expert systems, fuzzy control, and neural networks are presented.
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