Patents by Inventor Lee George Tetu

Lee George Tetu 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).

  • Centrifugal compressor performance by optimizing diffuser surge control and flow control device settings
    Patent number: 7824148
    Abstract: A method is provided for controlling operation of a compressor having an inlet and an outlet, a variable geometry diffuser communicated with the outlet, and inlet guide vanes communicated with the inlet, wherein the method includes the steps of: determining a loading parameter indicative of onset of surge; and independently controlling the inlet guide vanes and the variable geometry diffuser based upon the loading parameter so as to allow increase in efficiency and stable operation of the compressor.
    Type: Grant
    Filed: July 13, 2005
    Date of Patent: November 2, 2010
    Assignee: Carrier Corporation
    Inventors: Lee George Tetu, Joost J. Brasz