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Enhanced system and method for string balancing

  • US 10,673,244 B2
  • Filed: 06/03/2016
  • Issued: 06/02/2020
  • Est. Priority Date: 07/28/2011
  • Status: Active Grant
First Claim
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1. A photovoltaic system, comprising:

  • a plurality of photovoltaic panels having outputs connected in series as a first string to provide a first string output;

    a converter coupled to receive the first string output as a direct current input and generate a direct current output, wherein the first string output is connected in series with the direct current output, and wherein the converter is configured to match a voltage of the direct current output to a reference voltage; and

    a bus powered by string outputs of a plurality of strings in parallel, the string outputs including the first string output of the first string.

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