Linear instability of orthogonal compressible leading-edge boundary layer flow

E Gennaro, D Rodriguez Alvarez, M Medeiros… - 6th AIAA Theoretical …, 2011 - arc.aiaa.org
Instability analysis of compressible orthogonal swept leading-edge boundary layer flow was
performed in the context of BiGlobal linear theory. 1, 2 An algorithm was developed …

Leading-edge boundary layer flow (Prandtl's vision, current developments and future perspectives)

V Theofilis, AV Fedorov, SS Collis - … Symposium on One Hundred Years of …, 2006 - Springer
The first viscous compressible three-dimensional BiGlobal linear instability analysis of
leading-edge boundary layer flow has been performed. Results have been obtained by …

Sparse techniques in global flow instability with application to compressible leading-edge flow

EM Gennaro, D Rodríguez, MAF Medeiros, V Theofilis - AIAA journal, 2013 - arc.aiaa.org
INVESTIGATION of linear instability mechanisms is essential for understanding the process
of transition from laminar to turbulent flow. Many studies over several decades have reported …

Three-dimensional global instability analysis for high-speed boundary layer flow

Y Lu, J Liang, Z Liu, H Liu, C Yan - Aerospace Science and Technology, 2023 - Elsevier
Herein, a numerical approach for the three-dimensional global instability analysis of high-
speed boundary layer is developed. The approach is based on the Krylov–Schur method for …

Complex-grid spectral algorithms for inviscid linear instability of boundary-layer flows

V Theofilis, A Karabis, SJ Shaw - Computers & fluids, 2003 - Elsevier
We present a suite of algorithms designed to obtain accurate numerical solutions of the
generalised eigenvalue problem governing inviscid linear instability of boundary-layer type …

Effects of an oblique roughness on hypersonic boundary-layer transition

G Groskopf, MJ Kloker - High Performance Computing in Science and …, 2012 - Springer
The compressible bi-global linear stability theory (B-LST), based on two-dimensional
eigenfunctions in flow crossplanes, as well as direct numerical simulation (DNS) are applied …

Transient growth analysis of compressible boundary layers with parabolized stability equations

P Paredes, MM Choudhari, F Li… - 54th AIAA Aerospace …, 2016 - arc.aiaa.org
The most common approach to transition prediction in boundary layer flows relies on the
exponential or modal amplification of discrete modes. The classic linear stability theory is …

An efficient solver of the Eigenvalue problem of the linear stability equations for three dimensional, compressible boundary-layer flows

G Schrauf - Flows with Separation, 1988 - ui.adsabs.harvard.edu
A compressible stability code was developed as a tool for the design of natural-laminar-flow
airfoils. The code is based on a general set of stability equations which allows one to …

Linear stability analysis of compressible boundary layer over an insulated wall using compound matrix method: Existence of multiple unstable modes for Mach number …

N Chaturvedi, S Bhaumik, R Somvanshi - Physics of Fluids, 2024 - pubs.aip.org
The linear spatial stability of a parallel two-dimensional (2D) compressible boundary layer
on an adiabatic plate is investigated by considering both 2D and three-dimensional (3D) …

Nonparallel stability of compressible boundary-layer flows

N EL HADY, AH Nayfeh - 18th Aerospace Sciences Meeting, 1980 - arc.aiaa.org
The effect of compressibility on the stability characteristics of boundary-layer flows is
investigated within the framework of a complete nonparallel. linear. soatial stabilitv theorv …