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The steady compressible Navier--Stokes--Fourier system is considered, with either Dirichlet or Navier boundary conditions for the velocity and the heat flux on the boundary proportional to the difference of the temperature inside and…

偏微分方程分析 · 数学 2015-11-23 Piotr B. Mucha , Milan Pokorný , Ewelina Zatorska

We consider a mass-spring system immersed in an incompressible fluid flow governed by the Navier-Stokes equations subject to a prescribed time-periodic flow rate (and possibly external time-periodic body forces on the fluid and the mass).…

偏微分方程分析 · 数学 2023-12-15 Giusy Mazzone , Mahdi Mohebbi

A simulation of the hydrodynamics on the two dimensional non-commutative space is performed, in which the space coordinates $(x, y)$ are non-commutative, satisfying the commutation relation $[x, y]=i \theta$. The Navier-Stokes equation has…

流体动力学 · 物理学 2016-12-07 Tetuya Kawamura , Anna Kuwana , Yusaku Nagata , Mayumi Saitou , Akio Sugamoto

In this paper, we consider the inviscid limit of the incompressible Navier-Stokes equations in a smooth, bounded and simply connected domain $\Omega \subset \mathbb{R}^d, d=2,3$. We prove that for a vortex patch initial data the weak Leray…

偏微分方程分析 · 数学 2010-04-26 Quansen Jiu , Yun Wang

This study investigates the asymptotic behavior of the steady-state quasi-Newtonian Stokesflow with viscosity given by the Carreau law within a thin domain, focusing on the effects of a slightly rough boundary of the domain. Employing…

偏微分方程分析 · 数学 2025-08-08 María Anguiano , Francisco J. Suárez-Grau

We prove the existence and stability of smooth solutions to the steady Navier-Stokes equations near plane Poiseuille-Couette flow. Consequently, we also provide the zero viscosity limit of the 2D steady Navier-Stokes equations to the steady…

偏微分方程分析 · 数学 2022-10-28 Song Jiang , Chunhui Zhou

In this article, we study the 2D incompressible steady Navier-Stokes equation in a channel $(-L,0)\times(-1,1)$ with the no-slip boundary condition on $\{Y = \pm 1\}$, and consider the inviscid limit $\varepsilon \to 0$. In the special case…

偏微分方程分析 · 数学 2024-09-17 Yan Guo , Zhuolun Yang

This paper is concerned with the incompressible limit problem for strong solutions of compressible two-phase flow models under periodic boundary conditions, where the Navier-Stokes equations are nonlinearly coupled with either Cahn-Hilliard…

偏微分方程分析 · 数学 2025-03-04 Yinghua Li , Manrou Xie

We analyze the problem for viscous incompressible heat-conduc\-ting fluid in a finite cylinder with large inflow and outflow, modelled with Navier-Stokes equations coupled with the heat equation. We prove energy estimate without…

偏微分方程分析 · 数学 2025-06-30 Joanna Rencławowicz , Wojciech M. Zajączkowski

We study the vanishing viscosity limit for the incompressible Navier-Stokes equations (NSE) in a general bounded domain with inflow-outflow boundary conditions. Extending the work of Gie, Hamouda, and Temam ( Netw. Heterog. Media 7, 2012)…

偏微分方程分析 · 数学 2025-10-02 Anna L. Mazzucato , Dehua Wang , Wei Wei

The Navier-Stokes-Voigt model of viscoelastic incompressible fluid has been recently proposed as a regularization of the three-dimensional Navier-Stokes equations for the purpose of direct numerical simulations. Besides the kinematic…

数学物理 · 物理学 2009-10-09 Fabio Ramos , Edriss S. Titi

We study the active flow around isolated defects and the self-propulsion velocity of $+1/2$ defects in an active nematic film with both viscous dissipation (with viscosity $\eta$) and frictional damping $\Gamma$ with a substrate. The…

软凝聚态物质 · 物理学 2022-01-28 Jonas Rønning , M. Cristina Marchetti , Mark J. Bowick , Luiza Angheluta

We consider the initial boundary problem of 2D non-homogeneous incompressible heat conducting Navier-Stokes equations with vacuum, where the viscosity and heat conductivity depend on temperature in a power law of Chapman-Enskog. We derive…

偏微分方程分析 · 数学 2024-01-15 Wenchao Dong , Qingyan Li

In this article we study the local stabilization of the non-homogeneous Navier- Stokes equations in a 2d channel around Poiseuille flow. We design a feedback control of the velocity which acts on the inflow boundary of the domain such that…

偏微分方程分析 · 数学 2018-07-12 Sourav Mitra

The aim of this contribution is to make a connection between two recent results concerning the dynamics of vortices in incompressible planar flows. The first one is an asymptotic expansion, in the vanishing viscosity limit, of the solution…

偏微分方程分析 · 数学 2012-12-10 Thierry Gallay

A Stokes experiment for foams is proposed. It consists in a two-dimensional flow of a foam, confined between a water subphase and a top plate, around a fixed circular obstacle. We present systematic measurements of the drag exerted by the…

软凝聚态物质 · 物理学 2007-05-23 Benjamin Dollet , Florence Elias , Catherine Quilliet , Arnaud Huillier , Miguel Aubouy , Francois Graner

We prove that any sequence of vanishing viscosity Leray-Hopf solutions to the periodic two-dimensional incompressible Navier-Stokes equations does not display anomalous dissipation if the initial vorticity is a measure with positive…

偏微分方程分析 · 数学 2025-07-01 Luigi De Rosa , Jaemin Park

In this paper, we show the incompressible and vanishing vertical viscosity limits for the strong solutions to the isentropic compressible Navier-Stokes system with anistropic dissipation, in a domain with Dirichlet boundary conditions in…

偏微分方程分析 · 数学 2025-01-10 Nader Masmoudi , Changzhen Sun , Chao Wang , Zhifei Zhang

Using complementary numerical approaches at high resolution, we study the late-time behaviour of an inviscid, incompressible two-dimensional flow on the surface of a sphere. Starting from a random initial vorticity field comprised of a…

流体动力学 · 物理学 2015-12-08 David G. Dritschel , Wanming Qi , J. B. Marston

We propose a novel approach to induce anomalous dissipation through advection driven by turbulent fluid flows. Specifically, we establish the existence of a velocity field $v$ satisfying randomly forced Navier-Stokes equations, leading to…

偏微分方程分析 · 数学 2024-02-14 Martina Hofmanová , Umberto Pappalettera , Rongchan Zhu , Xiangchan Zhu
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