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Singular value decomposition-based method for optimal estimation of turbofan engine thrust and other unmeasurable parameters

  • US 7,860,635 B2
  • Filed: 05/11/2007
  • Issued: 12/28/2010
  • Est. Priority Date: 05/12/2006
  • Status: Expired due to Fees
First Claim
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1. A method of controlling an in-flight engine by using health parameters, said method comprising measuring less than all engine health parameters and using a tuning factor q to input information concerning the unmeasured engine health parameters p, employing a computer to determine the relationship of a tuning factor q to the unmeasured health parameters p;

  • and estimating performance of said engine.

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