Dense-gas effects on compressible boundary-layer stability

X Gloerfelt, JC Robinet, L Sciacovelli… - Journal of Fluid …, 2020 - cambridge.org
A study of dense-gas effects on the stability of compressible boundary-layer flows is
conducted. From the laminar similarity solution, the temperature variations are small due to …

Numerical study of supersonic boundary-layer modal stability for a slightly rarefied gas using Navier—Stokes approach

J Ou, J Chen - Physics of Fluids, 2021 - pubs.aip.org
In this paper, a systematic study on the supersonic boundary-layer modal stability for a
slightly rarefied gas is conducted by considering velocity slip and temperature jump effects …

Compressible boundary‐layer stability theory

HL Reed, P Balakumar - Physics of Fluids A: Fluid Dynamics, 1990 - pubs.aip.org
In comparing their results with those of Mack, Wazzan et al.[Phys. Fluids 2 7, 331 (1984)]
found major differences regarding the effect of free‐stream Mach number on viscous …

Surface-cooling effects on compressible boundary-layer instability, and on upstream influence

SO Seddougui, RI Bowles… - European Journal of …, 1991 - ui.adsabs.harvard.edu
The influence of surface cooling on compressible boundary-layer instability is discussed
theoretically for both viscous and inviscid modes, at high Reynolds numbers, with related …

Effect of pressure gradient on first mode of instability in compressible boundary layers

JA Masad, YH Zurigat - Physics of Fluids, 1994 - pubs.aip.org
The effect of a pressure gradient on the first mode of instability of compressible subsonic and
supersonic boundary layers is investigated using linear stability theory. A pressure gradient …

Effect of flow–thermodynamics interactions on the stability of compressible boundary layers: insights from Helmholtz decomposition

B Sharma, SS Girimaji - Journal of Fluid Mechanics, 2023 - cambridge.org
Helmholtz decomposition of velocity perturbations is performed in conjunction with linear
stability analysis to examine the effects of flow-thermodynamics interactions on the stability …

Real gas effects on hypersonic boundary‐layer stability

MR Malik, EC Anderson - Physics of Fluids A: Fluid Dynamics, 1991 - pubs.aip.org
High‐temperature effects alter the physical and transport properties of a gas, air in particular,
due to vibrational excitation and gas dissociation, and thus the chemical reactions have to …

[PDF][PDF] Numerical simulation of hypersonic boundary-layer instability using different gas models

O Marxen, G Iaccarino, ESG Shaqfeh - Annual Research Briefs, 2007 - academia.edu
Prediction of heat load on the surface of vehicles (re-) entering a planetary atmosphere is
important for heat-shield design. Turbulent flow induces a much higher heating in …

Effect of heat transfer on the stability of compressible boundary layers

JA Masad, AH Nayfeh, AA Al-Maaitah - Computers & fluids, 1992 - Elsevier
The effect of heat transfer on the spatial stability of compressible boundary layers is
investigated using a formulation that accounts for variable-fluid properties of both the mean …

Secondary instabilities in compressible boundary layers

LL Ng, G Erlebacher - Physics of Fluids A: Fluid Dynamics, 1992 - pubs.aip.org
The secondary instability mechanisms in a two‐dimensional (2‐D) compressible boundary
layer over a flat plate have been examined for a range of Mach numbers up to 4.5. For …