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Modular multi-pulse transformer rectifier for use in symmetric multi-level power converter

  • US 8,279,640 B2
  • Filed: 09/24/2008
  • Issued: 10/02/2012
  • Est. Priority Date: 09/24/2008
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a plurality of transformers each to provide an output to at least one of a plurality of power cells configured to provide AC power to a load, each of the plurality of transformers including;

    at least one primary winding and a plurality of secondary windings, wherein the at least one primary winding of each of the transformers is phase shifted with respect to its neighboring transformers, and the plurality of secondary windings are phase shifted with respect to the other secondary windings of the corresponding transformer, wherein the phase shift of the at least one primary winding is based on the phase shift of the secondary windings and a number of the plurality of transformers.

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