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US 11,306,955 B2Granted
Method of monitoring a shutdown cycle of an air cycle machine of an aircraft
AssigneeSimmonds Precision Products, Inc.
InventorsBernard Dion, Brian R. Shea, Peter Zywiak, Jeffrey J. Nieter
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Abstract
A method of monitoring an air cycle machine including driving a rotary shaft of an air cycle machine, disconnecting a driving source to allow the rotary shaft to slow the rotary shaft, and monitoring a shutdown cycle of the rotary shaft.
Claims13
A method of monitoring an air cycle machine of an aircraft comprising:
- driving a rotary shaft of an air cycle machine;
- disconnecting a driving source to allow the rotary shaft to slow the rotary shaft;
- extrapolating a shutdown cycle data and estimating when a shutdown cycle time will breach a predetermined threshold;
- and
- monitoring a shutdown cycle of the rotary shaft.
2 more elements
Dependencies are inferred from the claim text.