The Aeronautical Journal, Volume 73Royal Aeronautical Society, 1969 - Aeronautics |
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Page 658
... lift - fan units , the aircraft can be satisfactorily controlled about all three major axes by either thrust modulation or deflection as shown in Fig . 2 . Depending on the lift unit layout , the excess thrust re- quired for control ...
... lift - fan units , the aircraft can be satisfactorily controlled about all three major axes by either thrust modulation or deflection as shown in Fig . 2 . Depending on the lift unit layout , the excess thrust re- quired for control ...
Page 660
... LIFT FAN ENGINES PER AIRCRAFT 18 20 Figure 10 ( a ) . GE / Ryan XV5A aircraft . Figure 9. Lift - fan estimated cost comparison . 3.4 . Cost The total lift powerplant cost will represent about 30 per cent of the selling price of a lift ...
... LIFT FAN ENGINES PER AIRCRAFT 18 20 Figure 10 ( a ) . GE / Ryan XV5A aircraft . Figure 9. Lift - fan estimated cost comparison . 3.4 . Cost The total lift powerplant cost will represent about 30 per cent of the selling price of a lift ...
Page 661
... Lift - fan engine design process . 4.2 . Engine Design Having previously identified the important lift - fan design criteria and the preferred engine arrangement , it is possible to proceed with the design as shown in Fig . 12 . The ...
... Lift - fan engine design process . 4.2 . Engine Design Having previously identified the important lift - fan design criteria and the preferred engine arrangement , it is possible to proceed with the design as shown in Fig . 12 . The ...
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Aero aerodynamic aerofoil Aeronautical Journal aeroplane air transport airline airport angle application associated Aviation blade boundary layer British BRITISH AIRCRAFT CORPORATION cargo CEng civil Civil Air Transport configuration conventional cost cross-coupling dynamic effect engine equipment fibres field Figure flight flow flying FRAeS fuselage future Harrier Hawker Siddeley Aviation helicopter hover Illustrated increase industry lecture lift lift-fan London Mach number man-powered flight mechanical ment methods military NASA TN noise level obtained operation organisation outer space paper passengers performance pilot plate polymers possible present problem programme propulsion ratio rotorcraft Royal Aeronautical Society Royal Air Force satellite shown in Fig speed STOL structure Sud Aviation supersonic tail rotor take-off technical techniques Technology temperature thrust tion traffic turbine V/STOL vector vehicle velocity VTOL weight Westland wing