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Rotor control systemA helicopter rotor control system (13) including a stop azimuth controller (32) for establishing the value of a deceleration command (15') to a deceleration controller (23), a transition azimuth predictor (41) and a position reference generator (55), which are effective during the last revolution of said rotor (14) to establish a correction indication (38) to adjust the deceleration command (15') to ensure that one of the rotor blades (27) stops at a predetermined angular position.
Document ID
20080008192
Acquisition Source
Ames Research Center
Document Type
Other - Patent
Authors
Bradford, Michael P.
Maciolek, Joseph R.
Date Acquired
August 24, 2013
Publication Date
July 7, 1987
Subject Category
Aircraft Stability And Control
Report/Patent Number
Patent Application Number: US-PATENT-APPL-SN-822353
Patent Number: US-PATENT-4,678,401
Funding Number(s)
CONTRACT_GRANT: NAS2-11771
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Patent
US-PATENT-4,678,401
Patent Application
US-PATENT-APPL-SN-822353

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