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We consider the three-dimensional incompressible Navier--Stokes equations in a curved thin domain with Navier's slip boundary conditions. The curved thin domain is defined as a region between two closed surfaces which are very close to each…

偏微分方程分析 · 数学 2018-11-27 Tatsu-Hiko Miura

In the present work, we consider the evolution of two fluids separated by a sharp interface in the presence of surface tension - like, for example, the evolution of oil bubbles in water. Our main result is a weak-strong uniqueness principle…

偏微分方程分析 · 数学 2020-02-26 Julian Fischer , Sebastian Hensel

We present an adaptive simulation framework for binary-fluid flows, based on the Abels-Garcke-Gr\"un Navier-Stokes-Cahn-Hilliard (AGG NSCH) diffuse-interface model. The adaptive-refinement procedure is guided by a two-level hierarchical…

数值分析 · 数学 2022-09-28 T. H. B. Demont , G. J. van Zwieten , C. Diddens , E. H. van Brummelen

This paper address the approximation of the dynamic of two fluids with non matching densities and viscosities modeled by the Allen-Cahn equation coupled with the time dependent Navier-Stokes equations. Existence, uniqueness and a maximum…

偏微分方程分析 · 数学 2019-02-15 J. Deteix , G. L. Ndetchoua Kouamo , D. Yakoubi

In this paper, we investigate the uniform regularity for the isentropic compressible Navier-Stokes system with general Navier-slip boundary conditions (1.6) and the inviscid limit to the compressible Euler system. It is shown that there…

偏微分方程分析 · 数学 2015-01-09 Wang Yong , Xin Zhouping , Yong Yan

We prove the convergence of an incremental projection numerical scheme for the time-dependent incompressible Navier--Stokes equations, without any regularity assumption on the weak solution. The velocity and the pressure are discretised in…

数值分析 · 数学 2023-06-30 Robert Eymard , David Maltese

Stabilised mixed velocity-pressure formulations are one of the widely-used finite element schemes for computing the numerical solutions of laminar incompressible Navier-Stokes. In these formulations, the Newton-Raphson scheme is employed to…

计算工程、金融与科学 · 计算机科学 2020-07-15 Chennakesava Kadapa , Wulf G Dettmer , Djordje Peric

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 present paper is concerned with an inviscid limit problem of radially symmetric stationary solutions for an exterior problem in $\mathbb{R}^n (n\ge 2)$ to compressible Navier-Stokes equation, describing the motion of viscous barotropic…

偏微分方程分析 · 数学 2023-09-01 Itsuko Hashimoto , Akitaka Matsumura

We study the inhomogeneous incompressible Navier-Stokes system endowed with a general capillary term. Thanks to recent methods based on Lagrangian change of variables, we obtain local well-posedness in critical Besov spaces (even if the…

偏微分方程分析 · 数学 2016-11-04 Cosmin Burtea , Frédéric Charve

We consider the interface problem between two incompressible and inviscid fluids in the presence of surface tension. Following the geometric approach of [Shatah,J.;Zeng,C. A priori estimates for Fluid Interface Problems. CPAM, vol.16, no.6,…

偏微分方程分析 · 数学 2009-08-25 Fabio Pusateri

In their classical work Caflisch and Sammartino proved the inviscid limit of the incompressible Navier-Stokes equations for well-prepared data with analytic regularity in the half-space. Their proof is based on the detailed construction of…

偏微分方程分析 · 数学 2018-08-21 Toan T. Nguyen , Trinh T. Nguyen

This paper is devoted to the study of strong solutions for the compressible Navier-Stokes/Allen-Cahn system in bounded domain $\Omega\subset\mathbb R^3$, allowing for the presence of initial vacuum. A characteristic of this system is the…

偏微分方程分析 · 数学 2026-05-26 Yinghua Li , Haoran Zheng , Junquan Zhou

We investigate the singular limit, as $\ep \to 0$, of the Fisher equation $\partial_t u=\ep \Delta u + \ep ^{-1}u(1-u)$ in the whole space. We consider initial data with compact support plus, possibly, perturbations very small as $\Vert x…

偏微分方程分析 · 数学 2009-10-13 Matthieu Alfaro , Arnaud Ducrot

We study in this paper the movement of a rigid solid inside an incompressible Navier-Stokes flow, within a bounded domain. We consider the case where slip is allowed at the fluid/solid interface, through a Navier condition. Taking into…

偏微分方程分析 · 数学 2014-03-06 David Gérard-Varet , Matthieu Hillairet

We use the general exact solution of the Cauchy problem for the compressible Euler vortex equation in unbounded space which was obtained earlier (S.G.Chefranov, Sov. Phys. Dokl., 36, 286, 1991). This solution loses its smoothness in finite…

流体动力学 · 物理学 2018-10-31 Sergey G. Chefranov , Artem S. Chefranov

We establish various criteria, which are known in the incompressible case, for the validity of the inviscid limit for the compressible Navier-Stokes flows considered in a general domain $\Omega$ in $\mathbb{R}^n$ with or without a boundary.…

偏微分方程分析 · 数学 2014-10-21 Claude Bardos , Toan T. Nguyen

A well-known diffuse interface model for incompressible isothermal mixtures of two immiscible fluids consists of the Navier-Stokes system coupled with a convective Cahn-Hilliard equation. In some recent contributions the standard…

偏微分方程分析 · 数学 2013-01-14 Sergio Frigeri , Maurizio Grasselli , Pavel Krejčí

We consider a finite volume scheme for the two-dimensional incompressible Navier-Stokes equations. We use a triangular mesh. The unknowns for the velocity and pressure are respectively piecewise constant and affine. We use a projection…

数值分析 · 数学 2007-05-23 Sebastien Zimmermann

In this paper, we consider the inviscid limit problem to the higher dimensional incompressible Navier--Stokes equations in the whole space. It is shown in [Guo, Li, Yin: J. Funct. Anal., 276 (2019)] that given initial data $u_0\in…

偏微分方程分析 · 数学 2023-06-06 Jinlu Li , Yanghai Yu , Weipeng Zhu