The Aeronautical Journal, Volume 73Royal Aeronautical Society, 1969 - Aeronautics |
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Page 567
... compared to a rotor having highly offset flapping hinges . This involves two conse- quences , in respect of flying qualities : -The rotor provides the aircraft with high damping around its centre of gravity , and this results , in low ...
... compared to a rotor having highly offset flapping hinges . This involves two conse- quences , in respect of flying qualities : -The rotor provides the aircraft with high damping around its centre of gravity , and this results , in low ...
Page 676
... compared to the terms on the LHS of the eqn . ( 5 ) , hence their approximate solution can be found using the method of variation of parameters . The complementary solution of this system of equa- tions is given by a set of harmonic ...
... compared to the terms on the LHS of the eqn . ( 5 ) , hence their approximate solution can be found using the method of variation of parameters . The complementary solution of this system of equa- tions is given by a set of harmonic ...
Page 792
... compared with the effects of effusing cooling air through the blade surface , as will later appear . This effect of increased mainstream turbulence level should , however , be borne in mind in comparing the performance of the effusing ...
... compared with the effects of effusing cooling air through the blade surface , as will later appear . This effect of increased mainstream turbulence level should , however , be borne in mind in comparing the performance of the effusing ...
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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