Machine prognostics and health monitoring using speech recognition techniques
First Claim
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1. A method of monitoring the health of a machine using a health monitoring system, the method comprising the steps of:
- a. capturing sound produced by the machine during operation thereof; and
b. comparing the sound to known reference sounds.
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Abstract
A method of monitoring the health of a machine by capturing sound data of the machine in operation and comparing the sound data to known sounds, preferably using human speech recognition techniques. Diagnostic and/or prognostic information about the machine'"'"'s operation may then be determined based at least in part on such comparison.
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Citations
26 Claims
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1. A method of monitoring the health of a machine using a health monitoring system, the method comprising the steps of:
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a. capturing sound produced by the machine during operation thereof; and
b. comparing the sound to known reference sounds. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13)
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14. A method of monitoring the health of a machine using a health monitoring system, the method comprising the steps of:
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a. intermittently capturing sound data of the machine in operation; and
b. comparing the sound data to known sound data using a human speech recognition algorithm to determine a health condition of the machine. - View Dependent Claims (15, 16, 17, 18, 19, 20, 21, 22, 23)
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- 24. A gas turbine engine health monitoring system comprising at least one microphone communicating with a sound recognition system employing a human speech recognition software algorithm.
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