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Continuous fan control in a multi-zone HVAC system

  • US 7,036,743 B2
  • Filed: 10/19/2004
  • Issued: 05/02/2006
  • Est. Priority Date: 01/20/2004
  • Status: Active Grant
First Claim
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1. An HVAC system comprising:

  • a temperature changing component;

    a first duct system which communicates airflow between said temperature changing component and a first zone, said first duct system defining a first volume;

    a second duct system which communicates airflow between said temperature changing component and a second zone, said second duct system defining a second volume; and

    a system control which independently controls a system airflow to deliver a first continuous zone airflow to said first zone and a second continuous zone airflow to said second zone in response to a relative volume difference between said first volume and said second volume.

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