A parrot optimizer for solving multiobjective design sensor placement in helicopter main rotor blade. [PDF]
Sci RepAldawsari H.
europepmc +1 more source
Study of casing treatment stall margin improvement phenomena [PDF]
The results of a program of experimental and analytical research in casing treatments over axial compressor rotor blade tips are presented. Circumferential groove, axial-skewed slot, and blade angle slot treatments were tested.
Hilvers, D. E. +2 more
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Aerodynamic performance of a 1.20-pressure ratio fan stage designed for low noise [PDF]
The aerodynamic design and the overall blade element performance of a 51 centimeter diameter fan stage is presented. The stage was designed to minimize the noise generated by rotor stator interactions. The design pressure ratio was 1.20 at a flow of 30.6
Lewis, G. W., Jr., Moore, R. D.
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Application of Artificial Neural Networks to a Model of a Helicopter Rotor Blade for Damage Identification in Realistic Load Conditions. [PDF]
Sensors (Basel)Ballarin P +5 more
europepmc +1 more source
Investigation of the Effect of Blade Sweep on Rotor Vibratory Loads [PDF]
The effect of helicopter rotor blade planform sweep on rotor vibratory hub, blade, and control system loads has been analytically investigated. The importance of sweep angle, sweep initiation radius, flap bending stiffness and torsion bending stiffness ...
Tarzanin, F. J., Jr., Vlaminck, R. R.
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Study of cracks in the last-stage rotor blade of a steam turbine and the corrosion fatigue properties of its materials. [PDF]
HeliyonGao J +6 more
europepmc +1 more source
Three-dimensional optimization of squealer-tip for a transonic axial-flow compressor rotor blade. [PDF]
HeliyonHeidarian Shahri M +2 more
europepmc +1 more source
Wind tunnel investigation of rotor lift and propulsive force at high speed: Data analysis [PDF]
The basic test data obtained during the lift-propulsive force limit wind tunnel test conducted on a scale model CH-47b rotor are analyzed. Included are the rotor control positions, blade loads and six components of rotor force and moment, corrected for ...
Clark, R., Mchugh, F., Soloman, M.
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Validation of the procedures [PDF]
Validation strategies are described for procedures aimed at improving the rotor blade design process through a multidisciplinary optimization approach.
Mantay, Wayne R.
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