• DocumentCode
    1330507
  • Title

    Elimination of Subharmonic Oscillation of Digital-Average-Current-Controlled Switching DC–DC Converters

  • Author

    Zhou, Guohua ; Xu, Jianping ; Jin, Yanyan

  • Author_Institution
    Sch. of Electr. Eng., Southwest Jiaotong Univ., Chengdu, China
  • Volume
    57
  • Issue
    8
  • fYear
    2010
  • Firstpage
    2904
  • Lastpage
    2907
  • Abstract
    Subharmonic oscillations exist in digital-average-current-controlled switching dc-dc converters with trailing- and leading-edge modulations. To eliminate these subharmonic oscillations, a digital-triangle-compensation (DTC) method is proposed in this letter. The DTC method can easily be implemented in digital way without an extra compensation circuit. Experimental results are given to verify the analysis results.
  • Keywords
    DC-DC power convertors; harmonics suppression; oscillations; DTC method; digital triangle compensation method; digital-average-current- controlled switching DC-DC converters; subharmonic oscillation elimination; Digital-average-current (DAC) control; digital control; digital triangle compensation (DTC); switching dc–dc converters;
  • fLanguage
    English
  • Journal_Title
    Industrial Electronics, IEEE Transactions on
  • Publisher
    ieee
  • ISSN
    0278-0046
  • Type

    jour

  • DOI
    10.1109/TIE.2009.2035996
  • Filename
    5332294