US Patent 11920479 Multi-engine system and method
Patent 11920479 was granted and assigned to Pratt & Whitney Canada on March, 2024 by the United States Patent and Trademark Office.
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US Patent 11920479 Multi-engine system and method
Article
Patent abstract
A method of operating a multi-engine system of a rotorcraft includes, during a cruise flight segment of the rotorcraft, controlling a first engine to provide sufficient power and/or rotor speed demands of the cruise flight segment; and controlling a second engine to by providing a fuel flow to the second engine that is between 70% and 99.5% less than a fuel flow provided to the first engine. A turboshaft engine for a multi-engine system configured to drive a common load is also described.
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Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Eric Durocher0
Keith Morgan0
Philippe Beauchesne-Martel0
Stephen Mah0
Date of Patent
March 5, 2024
0Patent Application Number
165352560
Date Filed
August 8, 2019
0Patent Citations
Patent Primary Examiner
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