Last edited by Vudozragore

Wednesday, May 6, 2020 | History

3 edition of **The stability of two-dimensional wakes and shear-layers at high Mach numbers** found in the catalog.

The stability of two-dimensional wakes and shear-layers at high Mach numbers

- 339 Want to read
- 7 Currently reading

Published
**1990**
by National Aeronautics and Space Administration, Langley Research Center in Hampton, Va
.

Written in English

- Computational fluid dynamics.,
- Flow stability.,
- High Reynolds number.,
- Hypersonic flow.,
- Inviscid flow.,
- Laminar flow.,
- Mach number.,
- Shear layers.,
- Two dimensional flow.,
- Wakes.

**Edition Notes**

Other titles | Stability of two dimensional wakes and shear-layers at high Mach numbers. |

Statement | D.T. Papageorgiou. |

Series | ICASE report -- no. 90-39., NASA contractor report -- 182050., NASA contractor report -- NASA/CR-182050. |

Contributions | Institute for Computer Applications in Science and Engineering. |

The Physical Object | |
---|---|

Format | Microform |

Pagination | 1 v. |

ID Numbers | |

Open Library | OL16137874M |

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This study is concerned with the stability properties of laminar free‐shear‐layer flows, and in particular symmetric two‐dimensional wakes, for the supersonic through the hypersonic regimes.

Emphasis is given to the use of proper wake profiles that satisfy the equations of motion at high Reynolds by: The influence of confinement onto the inviscid and incompressible linear stability of the family of wakes introduced by Monkewitz [Phys. Flu ()] is examined. The nondimensional parameters of the model, the velocity ratio Λ, defined as ratio of the velocity gap to the mean velocity, the profile shape parameter, which controls the shear layer thickness δw, and the confinement Cited by: the shear layers and shear-layer environment are approxi-mately similar separately in regimes 1 and 2 (except for the natural shear-layer thinning with Reynolds number) but not in between.

In addition, if the shear layers are stretched lon-gitudinally through the action of the forming Karman vorti. from a two-dimensional point of view becomes reasonable since two-dimensional planes can be located at grounded positions along the span.

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