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POWER TRANSFORMATION SYSTEM WITH CHARACTERIZATION

  • US 20150002165A1
  • Filed: 06/10/2014
  • Published: 01/01/2015
  • Est. Priority Date: 06/28/2013
  • Status: Active Grant
First Claim
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1. A power transformation module of a thermostat, comprising:

  • a power harvesting mode; and

    a characterization mode; and

    wherein;

    the power harvesting mode comprises;

    pulling electrical power from a line carrying power for a load related to a thermostatic system; and

    storing the electrical power from the line available for use by the thermostatic system; and

    the characterization mode comprises;

    providing an electrical power to the load;

    measuring a waveform of the electrical power to the load in terms of magnitude and time to obtain a profile of the waveform;

    obtaining a signature from the profile of the waveform to identify one or more components of the load; and

    determining a condition of the one or more components from the signature.

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