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The Navier--Stokes order hydrodynamic equations for a low-density driven granular mixture obtained previously [Khalil and Garz\'o, Phys. Rev. E \textbf{88}, 052201 (2013)] from the Chapman--Enskog solution to the Boltzmann equation are…

统计力学 · 物理学 2018-02-08 Nagi Khalil , Vicente Garzó

In this paper, we prove the uniform nonlinear structural stability of Hagen-Poiseuille flows with arbitrary large fluxes in the axisymmetric case. This uniform nonlinear structural stability is the first step to study Liouville type theorem…

偏微分方程分析 · 数学 2019-11-05 Yun Wang , Chunjing Xie

We are concerned with an initial boundary value problem for the nonhomogeneous heat conducting Navier-Stokes flows with non-negative density. First of all, we show that for the initial density allowing vacuum, the strong solution exists…

偏微分方程分析 · 数学 2017-08-08 Xin Zhong

We investigate the Navier-Stokes-Cattaneo-Christov (NSC) system in $\mathbb{R}^d$ ($d\geq3$), a model of heat-conductive compressible flows serving as a finite speed of propagation approximation of the Navier-Stokes-Fourier (NSF) system.…

偏微分方程分析 · 数学 2024-04-12 Timothée Crin-Barat , Shuichi Kawashima , Jiang Xu

We develop a high-fidelity numerical solver for the compressible Navier-Stokes equations, with the main aim of highlighting the predictive capabilities of low-diffusive numerics for flows in complex geometries. The space discretization of…

流体动力学 · 物理学 2016-12-16 Davide Modesti , Sergio Pirozzoli

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…

偏微分方程分析 · 数学 2020-05-06 Jan Brezina , Eduard Feireisl , Antonin Novotny

We show that in bounded domains with no-slip boundary conditions, the Navier-Stokes pressure can be determined in a such way that it is strictly dominated by viscosity. As a consequence, in a general domain we can treat the Navier-Stokes…

偏微分方程分析 · 数学 2007-05-23 Jian-Guo Liu , Jie Liu , Robert L. Pego

We consider the Navier-Stokes system with Oseen and rotational terms describing the stationary flow of a viscous incompressible fluid around a rigid body moving at a constant velocity and rotating at a constant angular velocity. In a…

偏微分方程分析 · 数学 2015-11-13 Paul Deuring , Stanislav Kracmar , Sarka Necasova

Exploring the possibility of describing a fluid flow via a time-reversible equation and its relevance for the fluctuations statistics in stationary turbulent (or laminar) incompressible Navier-Stokes flows.

流体动力学 · 物理学 2019-07-08 Giovanni Gallavotti

In this paper, we investigate the nonlinear stability of the Couette flow for the two-dimensional compressible Navier--Stokes equations at high Reynolds numbers ($Re$) regime. It was proved that if the initial data $(\rho_{in},u_{in})$…

偏微分方程分析 · 数学 2026-04-22 Minling Li , Chao Wang , Zhifei Zhang

Classical Navier-Stokes equations fail to predict shock wave profiles accurately. In this paper, the Navier-Stokes system is fully transformed using a velocity variable transformation. The transformed equations termed the re-casted…

流体动力学 · 物理学 2021-09-16 M. H. Lakshminarayana Reddy , S. Kokou Dadzie

We consider a flow of non-Newtonian heat conducting incompressible fluid in a bounded domain subjected to the homogeneous Dirichlet boundary condition for the velocity field and the spatially inhomogeneous Dirichlet boundary condition for…

偏微分方程分析 · 数学 2022-10-12 Anna Abbatiello , Miroslav Bulíček , Petr Kaplický

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

Regularity properties of strong solutions are considered.

偏微分方程分析 · 数学 2012-09-04 Michael Z. Zgurovsky , Pavlo O. Kasyanov

The Navier-Stokes equation describes the deterministic evolution of incompressible fluids. The effects of random initial conditions on solutions of this equation are studied. It is shown that there is an infrared stable fixed point…

凝聚态物理 · 物理学 2007-05-23 Vipul Periwal

We consider the Navier-Stokes system describing motions of viscous compressible heat-conducting and "self-gravitating" media. We use the state function of the form $p(\eta,\theta)=p_0(\eta)+p_1(\eta)\theta$ linear with respect to the…

数学物理 · 物理学 2007-05-23 Bernard Ducomet , Alexander Zlotnik

We propose a rigorous reformulation of the incompressible Navier Stokes equations, starting from the energy equation and the ideal gas law. This reformulation allows the definition of a functional over the pressure field, which is used to…

综合数学 · 数学 2025-07-08 Ernesto D. Aguirre

We are concerned with the Cauchy problem of the full compressible Navier-Stokes equations satisfied by viscous and heat conducting fluids in $\mathbb{R}^n.$ We focus on the so-called critical Besov regularity framework. In this setting, it…

偏微分方程分析 · 数学 2014-07-18 Noboru Chikami , Raphaël Danchin

We study steady vortex sheet solutions of the Navier-Stokes in the limit of vanishing viscosity at fixed energy flow. We refer to this as the turbulent limit. These steady flows correspond to a minimum of the Euler Hamiltonian as a…

流体动力学 · 物理学 2021-03-31 Alexander Migdal

We present a system of Navier-Stokes type that describes the dynamics of several spherical bubbles of gas in a liquid. It is derived from a more complete model, where the bubbles are seen as inclusions of gas of homogeneous barotropic…

偏微分方程分析 · 数学 2025-07-30 Cosmin Burtea , David Gérard-Varet