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Demand side management of freezer systems

  • US 6,631,622 B1
  • Filed: 04/22/2002
  • Issued: 10/14/2003
  • Est. Priority Date: 03/22/2002
  • Status: Active Grant
First Claim
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1. A freezer system having a compressor and a compartment, where the compartment is configured to store subfreezing air;

  • a thermoelectric device positioned in thermal communication with the compartment;

    a controller located remote from the freezer and including a manual user interface, the controller being coupled to the compressor and the thermoelectric device, where the controller is configured to deliver power to the compressor based on a temperature signal and a control signal, where the temperature signal is from the thermoelectric device and the control signal is selected from a group of comprising an off/on peak signal and an override signal; and

    a thermomechanic device connected between the compressor and the controller.

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