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Active damping with a switched capacitor

  • US 8,952,570 B2
  • Filed: 08/25/2011
  • Issued: 02/10/2015
  • Est. Priority Date: 08/25/2011
  • Status: Active Grant
First Claim
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1. An active damping switching system, comprising:

  • an active damping switching apparatus, including;

    a damping capacitor;

    a damping resistor coupled to the damping capacitor;

    an input switch coupled to the damping capacitor;

    an oscillator coupled to the input switch and configured to open and close the input switch at a frequency;

    a direct current (DC) power source coupled to the active damping switching apparatus;

    a constant power load; and

    an input filter disposed between the constant power load and the active damping switching apparatus.

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