HYBRID FAULT ISOLATION SYSTEM UTILIZING BOTH MODEL-BASED AND EMPIRICAL COMPONENTS
First Claim
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1. A fault diagnosis system comprising:
- a system for taking in readings from a plurality of sensors associated with a gas turbine engine;
said plurality of sensors providing readings to the system, said system comparing said readings to predicted faults using a model-based fault isolation system, and a database of previous actual fault examples being queried to compare said readings; and
said fault isolation system providing a predicted fault to an output based upon both said model-based fault isolation system and said actual fault examples.
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Abstract
A method of operating and a fault diagnosis system compares readings to predicted faults using a model-based component, and a database of previous actual fault examples. A predicted fault is provided to an output based upon a combination of both the model-based component and the actual fault examples.
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Citations
15 Claims
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1. A fault diagnosis system comprising:
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a system for taking in readings from a plurality of sensors associated with a gas turbine engine; said plurality of sensors providing readings to the system, said system comparing said readings to predicted faults using a model-based fault isolation system, and a database of previous actual fault examples being queried to compare said readings; and said fault isolation system providing a predicted fault to an output based upon both said model-based fault isolation system and said actual fault examples. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8)
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9. A method of operating a fault diagnosis system including the steps of:
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(a) taking sensor readings from a gas turbine engine; (b) providing the readings to a system, said system comparing said readings to predicted faults using a model-based fault isolation system, and a database of previous actual fault examples being queried to compare said readings; and (c) providing a predicted fault to an output based upon both said model-based fault isolation system and said actual fault examples. - View Dependent Claims (10, 11, 12, 13, 14, 15)
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Specification