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Related papers: Existence results for integral viscoelastic fluids

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It is well known that a boundary layer develops along an infinite plate under oscillatory motion in a Newtonian fluid. In this work, this oscillatory boundary layer theory is generalized to the case of linear viscoelastic(LVE) flow. We…

Fluid Dynamics · Physics 2019-12-13 Hualong Feng

We consider the compressible Navier--Stokes equation in a perturbed half-space with an outflow boundary condition as well as the supersonic condition. For a half-space, it has been known that a certain planar stationary solution exist and…

Analysis of PDEs · Mathematics 2021-11-23 Masahiro Suzuki , Katherine Zhiyuan Zhang

In this paper, we study a nonlinear fluid-structure interaction problem between a viscoelastic beam and a compressible viscous fluid. The beam is immersed in the fluid which fills a two-dimensional rectangular domain with periodic boundary…

Analysis of PDEs · Mathematics 2023-07-07 Ondřej Kreml , Václav Mácha , Šárka Nečasová , Srđan Trifunović

Integral balance solution employing entire domain approximation and the penetration dept concept to the Stokes' first problem of a viscoelastic generalized second grade fluid has been developed. The solution has been performed by a…

Mathematical Physics · Physics 2011-07-28 Jordan Hristov

We study existence and uniqueness of bounded solutions to a fractional sublinear elliptic equation with a variable coefficient, in the whole space. Existence is investigated in connection to a certain fractional linear equation, whereas the…

Analysis of PDEs · Mathematics 2013-11-15 Fabio Punzo , Gabriele Terrone

We prove the existence of stationary turbulent flows with arbitrary positive vortex circulation on non simply connected domains. Our construction yields solutions for all real values of the inverse temperature with the exception of a…

Analysis of PDEs · Mathematics 2016-07-26 Francesca De Marchis , Tonia Ricciardi

We consider the barotropic Navier--Stokes system describing the motion of a compressible Newtonian fluid in a bounded domain with in and out flux boundary conditions. We show that if the boundary velocity coincides with that of a rigid…

Analysis of PDEs · Mathematics 2020-05-06 Jan Brezina , Eduard Feireisl , Antonin Novotny

In this paper, we are first interested in the compressible Navier-Stokes equations with densitydependent viscosities in bounded domains with on-homogeneous Dirichlet conditions. We study the wellposedness of such models with non-constant…

Analysis of PDEs · Mathematics 2009-06-09 Laurent Chupin , Rémy Sart

In two space dimensions, we study a general double-free-boundary problem which models a stream flowing through a gravitaional potentiay. ntial-energy terrain. The existence theorem generalizes (by a different proof) a result of A. Beurling.…

Classical Analysis and ODEs · Mathematics 2016-05-10 Andrew Acker

We study the nonhomogeneous boundary value problem for the Navier--Stokes equations of steady motion of a viscous incompressible fluid in a three--dimensional exterior domain with multiply connected boundary. We prove that this problem has…

Analysis of PDEs · Mathematics 2014-03-28 Mikhail Korobkov , Konstantin Pileckas , Remigio Russo

We consider an infinite system of quasilinear first-order partial differential equations, generalized to contain spacial integration, which describes an incompressible fluid mixture of infinite components in a line segment whose motion is…

Analysis of PDEs · Mathematics 2014-09-19 Tetsuya Hattori

Local existence properties of initial boundary value problems associated with a new type of systems of differential equations with "maxima" are investigated.

Classical Analysis and ODEs · Mathematics 2020-09-29 Elisabetta Mangino , Eduardo Pascali

For stationary, barotropic fluids in Newtonian gravity we give simple criteria on the equation of state and the "law of motion" which guarantee finite or infinite extent of the fluid region (providing a priori estimates for the…

General Relativity and Quantum Cosmology · Physics 2012-05-01 Patryk Mach , Walter Simon

We consider here the stationary Micropolar fluid equations which are a particular generalization of the usual Navier-Stokes system where the microrotations of the fluid particles must be taken into account. We thus obtain two coupled…

Analysis of PDEs · Mathematics 2023-11-10 Diego Chamorro , David Llerena , Gastón Vergara-Hermosilla

In this work we will study the dynamics of a thin layer of a viscous fluid which is embedded in the interior of another viscous fluid. The resulting flow can be approximated by means of the solutions of a free boundary problem for the…

Analysis of PDEs · Mathematics 2020-10-30 Tania Pernas-Castaño , Juan J. L. Velázquez

In this paper, we investigate the similarity solutions for a steady laminar incompressible boundary layer equations governing the Magnetohydrodynamic (MHD) flow near the forward stagnation point of two-dimensional and axisymmetric bodies.…

Classical Physics · Physics 2007-05-23 Jean-David Hoernel

A formulation of the boundary integral method for solving partial differential equations has been developed whereby the usual weakly singular integral and the Cauchy principal value integral can be removed analytically. The broad…

Computational Physics · Physics 2019-10-02 E. Klaseboer , Q. Sun , D. Y. C. Chan

We are concerned with the existence and uniqueness of solutions with only bounded density for the barotropic compressible Navier-Stokes equations. Assuming that the initial velocity has slightly sub-critical regularity and that the initial…

Analysis of PDEs · Mathematics 2020-01-08 Raphaël Danchin , Francesco Fanelli , Marius Paicu

The aim of this work is to study the Navier-Stokes-Voigt equations that govern flows with non-negative density of incompressible fluids with elastic properties. For the associated non-linear initial-and boundary-value problem, we prove the…

Analysis of PDEs · Mathematics 2023-09-04 Hermenegildo Borges de Oliveira , Khonatbek Khompysh , Aidos Ganizhanuly Shakir

We study the short-time existence and regularity of solutions to a boundary value problem for the Ricci-DeTurck equation on a manifold with boundary. Using this, we prove the short-time existence and uniqueness of the Ricci flow prescribing…

Differential Geometry · Mathematics 2015-04-14 Panagiotis Gianniotis
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