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17

Multilevel Power Converters

Surin Khomfoi, Ph.D

King Mongkut's Institute of Technology Ladkrabang, Thailand

Leon M. Tolbert, Ph.D., P.E.

The University of Tennessee, Department of Electrical Engineering and Computer Science, Knoxville, Tennessee, USA

17.1 Introduction

17.2 Multilevel Power Converter Structures

17.2.1 Cascaded H-Bridges

17.2.2 Diode-Clamped Multilevel Inverter

17.2.3 Flying-Capacitor Multilevel Inverter

17.2.4 Other Multilevel Inverter Structures

17.3 Multilevel Converter PWM Modulation Strategies

17.3.1 Multilevel Carrier-Based PWM

17.3.2 Multilevel Space Vector PWM

17.3.3 Selective Harmonic Elimination

17.4 Multilevel Converter Design Example

17.4.1 Interface with Electrical System

17.4.2 Number of Levels and Voltage ...

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