Assessment of medium voltage PWM VSI topologies for multi-megawatt variable speed drive applications
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This paper reviews various PWM voltage source inverter (VSI) topologies in the power range (3-8 MW). It also examines and compares practical VSI stack topologies used by VSI manufacturers to achieve a high power medium voltage (MV) converter design. Two commercially available IGBT-based PWM VSI converters are briefly described.
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