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Turbulence in the V...
Turbulence in the Vicinity of a Rotating Cylinder in a Quiescent Fluid
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Andersson, Helge, 1950 (författare)
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- Johansson, Bert, 1941 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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- Löfdahl, Lennart, 1948 (författare)
- Chalmers tekniska högskola,Chalmers University of Technology
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visa fler...
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Nielsen, Pål-Jahre, 1965 (författare)
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visa färre...
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(creator_code:org_t)
- 1991
- 1991
- Engelska.
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Ingår i: Eight Turbulence Shear Flow Conference, Munchen.
- Relaterad länk:
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https://research.cha...
Abstract
Ämnesord
Stäng
- An experimental and numerical investigation of the turbulence field in the vicinity of a rotating cylinder in a quiescent fluid has been carried out. Radial distributions of mean velocity and non-vanishing Reynolds stress components have been measured using hot-wire technique, and corresponding components have been calculated with a low-Reynolds number second- moment closure model. From the measurements it can be concluded the turbulence field is established in the present set up at a Reynolds number which is roughly twenty times larger than earlier measurements have shown. Comparisons between calculations and measurements yield some deviations. However, a qualitatively good agreement is obtained. In the paper, different methods for the determination of the friction velocity are also described and discussed.
Ämnesord
- TEKNIK OCH TEKNOLOGIER -- Maskinteknik -- Strömningsmekanik och akustik (hsv//swe)
- ENGINEERING AND TECHNOLOGY -- Mechanical Engineering -- Fluid Mechanics and Acoustics (hsv//eng)
Publikations- och innehållstyp
- kon (ämneskategori)
- ref (ämneskategori)