The amplitude of vibration of the blades of a compressor rotor due to upstream periodic wakes is investigated. Good agreement is found between the calculated results, using the unsteady force coefficients given by Smith (1)‡ and those obtained by experiment.
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References
1.
SmithS. N.‘Discrete frequency sound generation in axial flow turbomachines’, Aero. Res. Council R & M3709, 1973.
2.
WhiteheadD. S.‘Vibration and sound generation in a cascade of flat plates in subsonic flow’, Aero. Res. Council R & M3685, 1972.
3.
WhiteheadD. S.‘Force and moment coefficients for vibrating aerofoils in cascade’, Aero. Res. Council R & M3254, 1960.
