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In this paper, a pore-scale network modeling method, based on the flow continuity residual in conjunction with a Newton-Raphson non-linear iterative solving technique, is proposed and used to obtain the pressure and flow fields in a network…

流体动力学 · 物理学 2014-12-02 Taha Sochi

We introduce a two time-scale scheme which allows to extend the method of minimizing movements to hyperbolic problems. This method is used to show the existence of weak solutions to a fluid-structure interaction problem between a nonlinear,…

偏微分方程分析 · 数学 2020-08-12 Barbora Benešová , Malte Kampschulte , Sebastian Schwarzacher

We show existence and uniqueness of strong solutions to a Navier-Stokes/Cahn-Hilliard type system on a given two-dimensional evolving surface in the case of different densities and a singular (logarithmic) potential. The system describes a…

偏微分方程分析 · 数学 2024-08-15 Helmut Abels , Harald Garcke , Andrea Poiatti

We consider the non-isentropic compressible Navier-Stokes equation in a perturbed half space with an outflow boundary condition as well as the supersonic condition. This equation models a compressible viscous, heat-conductive, and Newtonian…

偏微分方程分析 · 数学 2024-10-21 Mingjie Li , Masahiro Suzuki , Katherine Zhiyuan Zhang

We consider incompressible flows between two transversely vibrating solid walls and construct an asymptotic expansion of solutions of the Navier-Stokes equations in the limit when both the amplitude of vibrations and the thickness of the…

流体动力学 · 物理学 2011-08-16 Konstantin Ilin , Andrey Morgulis

We study some particular solutions to the Navier-Stokes-Poisson equations with density-dependent viscosity and with pressure, in radial symmetry. With extension of the previous known blowup solutions for the Euler-Poisson equations /…

数学物理 · 物理学 2011-07-29 Yeung Ling Hei , Yuen Manwai

In this paper, we continue the discussion as done in \cite{CTZ15} on turbulent channel flow described by the Navier-Stokes model and the Navier-Stokes-alpha model. We study the non-stationary solutions for the Navier-Stokes equations and…

偏微分方程分析 · 数学 2018-10-24 J. Tian , B. Zhang

In this paper we study a finite-depth layer of viscous incompressible fluid in dimension $n \ge 2$, modeled by the Navier-Stokes equations. The fluid is assumed to be bounded below by a flat rigid surface and above by a free, moving…

偏微分方程分析 · 数学 2021-07-22 Giovanni Leoni , Ian Tice

We consider the three-dimensional fluid-structure interaction system modeling a system consisting of a viscous incompressible fluid and an elastic plate forming its moving upper boundary. The fluid is described by the incompressible…

偏微分方程分析 · 数学 2025-12-12 Mario Bukal , Igor Kukavica , Linfeng Li , Boris Muha

We investigate a time-periodic fully three-dimensional fluid-structure interaction system in which the Navier-Stokes equations for an incompressible viscous fluid are coupled with a multilayered elastic structure composed of a damped thin…

偏微分方程分析 · 数学 2026-03-24 Felix Brandt , Claudiu Mîndrilă , Arnab Roy

Time-dependent free surface problem for the incompressible Navier-Stokes equations which describes the motion of viscous incompressible fluid nearly half-space are considered. We obtain global well-posedness of the problem for a small…

偏微分方程分析 · 数学 2023-07-27 Takayoshi Ogawa , Senjo Shimizu

This article is devoted to incompressible Euler equations (or to Navier-Stokes equations in the vanishing viscosity limit). It describes the propagation of quasi-singularities. The underlying phenomena are consistent with the notion of a…

偏微分方程分析 · 数学 2007-05-23 Christophe Cheverry

In view of studying incompressible inviscid fluids, Brenier introduced in the late 80's a relaxation of a geodesic problem addressed by Arnold in 1966. Instead of inviscid fluids, the present paper is devoted to incompressible viscid…

We present a space-time continuous-Galerkin finite element method for solving incompressible Navier-Stokes equations. To ensure stability of the discrete variational problem, we apply ideas from the variational multi-scale method. The…

We study a singular limit for the compressible Navier-Stokes system when the Mach and Rossby numbers are proportional to certain powers of a small parameter $\ep$. If the Rossby number dominates the Mach number, the limit problem is…

偏微分方程分析 · 数学 2015-05-27 Eduard Feireisl , Isabelle Gallagher , David Gérard-Varet , Antonin Novotny

We investigate the two dimensional incompressible Navier-Stokes(NS) and the continuity equations in Cartesian coordinates and Eulerian description for non-Newtonian fluids. As a non-Newtonian viscosity we consider the Ladyzenskaya model…

流体动力学 · 物理学 2017-01-09 Imre Ferenc Barna , Gabriella Bognar

The description of electron-electron interactions in transport problems is both analytically and numerically difficult. Here we show that a much simpler description of electron transport in the presence of interactions can be achieved in…

强关联电子 · 物理学 2009-11-11 Roberto D'Agosta , Massimiliano Di Ventra

We compute the solutions of Prandtl's and Navier-Stokes equations for the two dimensional flow induced by a rectilinear vortex interacting with a boundary in the half plane. For this initial datum Prandtl's equation develops, in a finite…

数学物理 · 物理学 2013-10-25 Francesco Gargano , Marco Sammartino , Vincenzo Sciacca

We consider systems of particles coupled with fluids. The particles are described by the evolution of their density, and the fluid is described by the Navier-Stokes equations. The particles add stress to the fluid and the fluid carries and…

偏微分方程分析 · 数学 2009-11-11 Peter Constantin , Charles Fefferman , Edriss Titi , Arghir Zarnescu

Viscous flows through pipes and channels are steady and ordered until, with increasing velocity, the laminar motion catastrophically breaks down and gives way to turbulence. How this apparently discontinuous change from low- to…

流体动力学 · 物理学 2023-07-24 Chaitanya S. Paranjape , Gökhan Yalnız , Yohann Duguet , Nazmi Burak Budanur , Björn Hof