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Integrated health management approach to propulsion control system protection limiting

  • US 9,435,267 B2
  • Filed: 03/11/2014
  • Issued: 09/06/2016
  • Est. Priority Date: 03/15/2013
  • Status: Active Grant
First Claim
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1. An engine system comprising:

  • a controller system that controls demand on a first component of an engine, wherein the controller system includes at least one controller and is configured to;

    access a first set of prognostic data about the first component, wherein the first set of prognostic data includes a remaining lifespan approximation of the first component operating at a present operating condition;

    identify a temporal length of an engine procedure operating at the present operating condition;

    decrease a maximum hard current limit of the first component to increase the remaining lifespan approximation of the first component beyond the temporal length; and

    implement the current limit constant associated with the first component so that the first component does not fault during engine operation.

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