Patents by Inventor Cameron S. Nelson

Cameron S. Nelson has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • FREE COOLING OPERATION OF A CHILLER
    Publication number: 20230375240
    Abstract: A heating, ventilation, air conditioning, and/or refrigeration (HVAC&R) system (10) includes a vapor compression system (14) having an evaporator (38), a condenser (34), and a compressor (32). The compressor (34) is configured to guide a refrigerant therethrough in a normal operating mode of the vapor compression system (14) and in a free cooling mode of the vapor compression system (14). The HVAC&R system (10) also includes a controller (40) configured to enable supply of power to a motor (50) of the compressor (34) in the normal operating mode and to suspend supply of power to the motor (50) of the compressor (34) in the free cooling mode.
    Type: Application
    Filed: September 21, 2021
    Publication date: November 23, 2023
    Inventors: Cameron S. Nelson, William L. Kopko, David A. Bradshaw