Ducted fan air data system

Aeronautics and astronautics – Aircraft control – Automatic

Reexamination Certificate

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Details

C244S02300R, C244S05300R, C244S017130, C073S170140, C073S170020

Reexamination Certificate

active

07841563

ABSTRACT:
An air data system and method for a ducted fan air-vehicle is described. The air data system includes a plurality of air pressure sensors placed around a lip of an air duct of the ducted fan air-vehicle. The air data system calculates the speed and direction of airflow surrounding the ducted fan air-vehicle based on pressure data measured across the lip of the air duct. Additionally, the air data system may estimate forces generated by airflow surrounding the air-vehicle.

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