Hydrofluidic stability augmentation systems (HYSAS) were evaluated in operational military helicopters for 1-1/2 years to establish a measure of maintainability and reliability for this relatively new technology. Design details, manufacturing problems encountered, installation experiences, and operational problems are discussed. Reliability predictions for fluidic systems and a similar electronic stabilization system are also presented. (Author)
Hydrofluidic Stability Augmentation System(HYSAS) Operational Suitability Demonstration
1977
97 pages
Report
Keine Angabe
Englisch
Aircraft , Hydraulic & Pneumatic Equipment , Flight control systems , Aerodynamic stability , Helicopters , Observation aircraft , Hydrofluidics , Electroforming , Field tests , Reliability , Maintainability , Demonstrations , Operational test and evaluation , Hydraulic servomechanisms , Hydraulic actuators , Yaw , Roll , Stability augmentation systems , Hydrofluidic stability augmentation systems , H-58 aircraft , OH-58a aircraft
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