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ELECTRONIC MIXING VALVE IN STANDARD HOT WATER HEATER

  • US 20140026970A1
  • Filed: 05/14/2013
  • Published: 01/30/2014
  • Est. Priority Date: 07/24/2012
  • Status: Active Grant
First Claim
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1. A hot water heater system comprising:

  • a hot water tank having a cold water inlet line and a hot water outlet line;

    an electronically controlled mixing valve fluid coupled to the cold water inlet line and the hot water outlet line;

    a mixed output line from the electronically controlled mixing valve;

    a controller operatively coupled to the electronically controlled mixing valve;

    a temperature sensor operatively coupled to the mixed output line and the controller, the controller being operative in response to the sensor to;

    detect a temperature of water in the mixed output line;

    compare a setpoint temperature of a desired hot water temperature output to the detected temperature of the water in the mixed output line; and

    regulate a flow of one or both of cold water from the cold water input line and hot water from the hot water output line through the electronically controlled mixing valve to maintain the detected temperature of the water in the mixed output line at the setpoint temperature.

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