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Expired Canadian patentCanada

Adaptive model-based control systems and methods for controlling a gas turbine

CA 2439462 C · Owner: Kumar, Aditya · Inventors: Kumar, Aditya; Mathews, Harry Kirk Jr.; Brunell, Brent Jerome

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Abstract From the Canadian patent

Adaptive model-based control systems and methods are described so that performance and/or operability of a gas turbine (51) in an aircraft engine power plant, marine propulsion, or industrial application can be optimized under normal deteriorated, faulted, failed and/or damaged operation. First a model (52) of each relevant system or component is created and the model (52) is adapted to the engine (51 ). Then if/when deterioration, a fault, a failure or some kind of damage to an engine component or system is detected that information is input to the model-based control (54) as changes to the model constraints, objective function, or other control parameters. With all the information about …

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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Filed September 4, 2003 and granted February 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended September 4, 2023.
  • A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by September 4, 2025.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledSeptember 4, 2003
GrantedFebruary 12, 2013
Term endedSeptember 4, 2023
Patent numberCA 2439462 C
Classification (IPC)F02C9/00

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2004200620082010201220142016201820202022Application filedSep 4, 2003Patent grantedFeb 12, 2013Term endedSep 4, 2023

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.