Related Books

Wake Geometry Effects on Rotor Blade-Vortex Interaction Noise Directivity
Language: en
Pages: 28
Authors: National Aeronautics and Space Adm Nasa
Categories:
Type: BOOK - Published: 2018-10-18 - Publisher:

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Acoustic measurements from a model rotor wind tunnel test are presented which show that the directionality of rotor blade vortex interaction (BVI) noise is stro
Advancing-Side Directivity and Retreating-Side Interactions of Model Rotor Blade-Vortex Interaction Noise
Language: en
Pages: 44
Authors: National Aeronautics and Space Administration (NASA)
Categories:
Type: BOOK - Published: 2018-06-30 - Publisher: Createspace Independent Publishing Platform

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Acoustic data are presented from a 40 percent scale model of the four-bladed BO-105 helicopter main rotor, tested in a large aerodynamic wind tunnel. Rotor blad
NASA Technical Paper
Language: en
Pages: 316
Authors:
Categories: Astronautics
Type: BOOK - Published: 1990 - Publisher:

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NASA Technical Paper
Language: en
Pages: 656
Authors: United States. National Aeronautics and Space Administration
Categories: Aeronautics
Type: BOOK - Published: 1990 - Publisher:

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Preliminary Study of a Model Rotor in Descent
Language: en
Pages: 44
Authors:
Categories:
Type: BOOK - Published: 2000 - Publisher:

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Within a program designed to develop experimental techniques for measuring the trajectory and structure of vortices trailing from the tips of rotor blades, the