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We consider the three-dimensional steady Navier-Stokes system in the exterior of an infinite cylinder under the action of an external force. We construct solutions in the class of vertically uniform flows which vanish at horizontal…

偏微分方程分析 · 数学 2026-04-28 Mitsuo Higaki , Ryoma Horiuchi

We treat the 1D shock tube problem, establishing existence of steady solutions of full (nonisentropic) polytropic gas dynamics with arbitrary noncharacteristic data. We present also numerical experiments indicating uniqueness and…

偏微分方程分析 · 数学 2023-04-13 Blake Barker , Benjamin Melinand , Kevin Zumbrun

The goal of this note is to demonstrate that as soon as the hyper-diffusion exponent is greater than one, a class of finite time blow-up scenarios consistent with the analytic structure of the flow (prior to the possible blow-up time) can…

偏微分方程分析 · 数学 2025-02-25 Aseel Farhat , Zoran Grujic

We derive a class of Navier--Stokes--Cahn--Hilliard systems that models two-phase flows with mass transfer coupled to the process of chemotaxis. These thermodynamically consistent models can be seen as the natural Navier--Stokes analogues…

偏微分方程分析 · 数学 2023-07-28 Kei Fong Lam , Hao Wu

Motivated by a recent paper by Barrett and S\"uli [J.W. Barrett & E. S\"uli: Existence of global weak solutions to compressible isentropic finitely extensible bead-spring chain models for dilute polymers, Math. Models Methods Appl. Sci., 26…

偏微分方程分析 · 数学 2016-01-07 Eduard Feireisl , Yong Lu , Endre Süli

We consider the Navier-Stokes equations in a three-dimensional curved thin domain around a given closed surface under Navier's slip boundary conditions. When the thickness of the thin domain is sufficiently small, we establish the global…

偏微分方程分析 · 数学 2020-12-30 Tatsu-Hiko Miura

Dufty, Lee, Lutsko, Montanero, and Santos have carried out stability analyses of steady stationary shear flows. Their approach is based on the compressible and heat conducting Navier-Stokes-Fourier model. It predicts the unstable…

统计力学 · 物理学 2012-03-27 Wm. G. Hoover , Carol G. Hoover

This paper is concerned with the Cauchy problem of Navier-Stokes equations for compressible viscous heat-conductive fluids with far-field vacuum at infinity in $\R^3$. For less regular data and weaker compatibility condition than those…

偏微分方程分析 · 数学 2021-10-28 Suhua Lai , Hao Xu , Jianwen Zhang

We develop a dynamical systems theory for the compressible Navier-Stokes equations based on global in time weak solutions. The following questions will be addressed: Global existence and critical values of the adiabatic constant;…

动力系统 · 数学 2007-05-23 Eduard Feireisl

For periodic initial data with initial density allowed to vanish, we establish the global existence of strong and weak solutions for the two-dimensional compressible Navier-Stokes equations with no restrictions on the size of initial data…

偏微分方程分析 · 数学 2012-06-19 Xiangdi Huang , Jing Li

We show that small perturbations of the spatially homogeneous equilibrium of a thermally driven compressible viscous fluid are globally stable. Specifically, any weak solution of the evolutionary Navier--Stokes--Fourier system driven by…

偏微分方程分析 · 数学 2024-01-04 Eduard Feireisl , Yong Lu , Yongzhong Sun

We study conditional regularity for the compressible Navier-Stokes equations with potential temperature transport in a bounded domain $\Omega\subset\mathbb{R}^d$, $d\in\{2,3\}$, with no-slip boundary conditions. We first prove the existence…

偏微分方程分析 · 数学 2026-05-25 Mária Lukáčová-Medviďová , Andreas Schömer

We study the three-dimensional Navier-Stokes equations in the presence of the axisymmetric linear strain, where the strain rate depends on time in a specific manner. It is known that the system admits solutions which blow up in finite time…

偏微分方程分析 · 数学 2019-10-02 Yasunori Maekawa , Hideyuki Miura , Christophe Prange

This paper discussed the global existence of the smoothing solution for the Navier-Stokes equations. At first, we construct the theory of the linear equations which is about the unknown four variables functions with constant coefficients.…

偏微分方程分析 · 数学 2011-07-05 Jianfeng Wang

We consider the system of partial differential equations governing two-dimensional flows of a robust class of viscoelastic rate-type fluids with stress diffusion, involving a general objective derivative. The studied system generalizes the…

偏微分方程分析 · 数学 2022-06-08 Miroslav Bulíček , Josef Málek , Casey Rodriguez

The description of a stellar system as a continuous fluid represents a convenient first approximation to stellar dynamics, and its derivation from the kinetic theory is standard. The challenge lies in providing adequate closure…

天体物理学 · 物理学 2007-05-23 Edward A. Spiegel , Jean-Luc Thiffeault

We show for the first time that the stochastic variational method can naturally derive the Navier-Stokes equation starting from the action of ideal fluid. In the frame work of the stochastic variational method, the dynamical variables are…

统计力学 · 物理学 2012-06-18 T. Koide , T. Kodama

We consider a generalized alpha-type model in the whole three-dimensional space and driven by a stationary (time-independent) external force. This model contains as particular cases some relevant equations of the fluid dynamics, among them…

偏微分方程分析 · 数学 2024-01-02 Oscar Jarrin

We establish a connection between the strong solution to the spatially periodic Navier-Stokes equations and a solution to a system of forward-backward stochastic differential equations (FBSDEs) on the group of volume-preserving…

概率论 · 数学 2010-01-21 Ana Bela Cruzeiro , Evelina Shamarova

We consider the Navier--Stokes equations for compressible heat-conducting ideal polytropic gases in a bounded annular domain when the viscosity and thermal conductivity coefficients are general smooth functions of temperature. A…

偏微分方程分析 · 数学 2020-09-24 Ling Wan , Tao Wang