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相关论文: On weak-strong uniqueness property for the full co…

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The Navier-Stokes-Fourier system describing the motion of a compressible, viscous, and heat conducting fluid is known to possess global-in-time weak solutions for any initial data of finite energy. We show that a weak solution coincides…

偏微分方程分析 · 数学 2015-06-03 Eduard Feireisl , Antonin Novotny

We show the weak-strong uniqueness property for the compressible Navier-Stokes system with general non-monotone pressure law. A weak solution coincides with the strong solution emanating from the same initial data as long as the latter…

偏微分方程分析 · 数学 2018-06-26 Eduard Feireisl

In this paper, we prove the energy conservation for the weak solutions to the three-dimensional equations of compressible magnetohydrodynamic flows (MHD) under certain conditions only about density and velocity. This work is inspired by the…

偏微分方程分析 · 数学 2019-06-26 Tingsheng Wang , Xinhua Zhao , Yingshan Chen , Mei Zhang

We investigate uniqueness of weak solutions for a system of partial differential equations capturing behavior of magnetoelastic materials. This system couples the Navier-Stokes equations with evolutionary equations for the deformation…

偏微分方程分析 · 数学 2018-06-13 Anja Schlömerkemper , Josef Žabenský

We prove the existence and uniqueness of weak solutions of the three dimensional compressible magnetohydrodynamics (MHD) equations. We first obtain the existence of weak solutions with small $L^2$-norm which may display codimension-one…

偏微分方程分析 · 数学 2020-11-12 Anthony Suen

We propose a new concept of weak solution to the equations of compressible magnetohydrodynamics driven by large boundary data. The system of the underlying field equations is solvable globally in time in the out of equilibrium regime…

偏微分方程分析 · 数学 2023-04-04 Eduard Feireisl , Piotr Gwiazda , Young-Sam Kwon , Agnieszka Świerczewska-Gwiazda

We show the relative energy inequality for the compressible Navier-Stokes system driven by a stochastic forcing. As a corollary, we prove the weak-strong uniqueness property (pathwise and in law) and convergence of weak solutions in the…

偏微分方程分析 · 数学 2015-11-02 Dominic Breit , Eduard Feireisl , Martina Hofmanova

Our paper deals with three-dimensional nonsteady Navier-Stokes equations for non-Newtonian compressible fluids. It contains a~derivation of the relative energy inequality for the weak solutions to these equations. We show that the standard…

偏微分方程分析 · 数学 2022-10-25 Richard Andrášik , Václav Mácha , Rostislav Vodák

We study the dynamics of a coupled system, formed by a rigid body with a cavity entirely filled with magnetohydrodynamic compressible fluid. Our aim is to derive the global existence of the unique classical solutions and weak solutions to…

偏微分方程分析 · 数学 2023-07-26 Bingkang Huang , Václav Mácha , Šárka Nečasová

We consider the motion of an inviscid compressible fluid under the mutual interactions with magnetic field. We show that the initial value problem is ill--posed in the class of weak solutions for a large class of physically admissible data.…

偏微分方程分析 · 数学 2020-01-08 Eduard Feireisl , Yang Li

We introduce the notion of relative entropy for the weak solutions of the compressible Navier-Stokes system. We show that any finite energy weak solution satisfies a relative entropy inequality for any pair of sufficiently smooth test…

偏微分方程分析 · 数学 2015-06-03 Eduard Feireisl , Bum Ja Jin , Antonin Novotny

So far existence of dissipative weak solutions for the compressible Navier-Stokes equations (i.e. weak solutions satisfying the relative energy inequality) is known only in the case of boundary conditions with non zero inflow/outflow (i.e.,…

偏微分方程分析 · 数学 2019-05-08 Young-Sam Kwon , Antonin Novotny , Vladyslav Satko

We give a survey of recent results on weak-strong uniqueness for compressible and incompressible Euler and Navier-Stokes equations, and also make some new observations. The importance of the weak-strong uniqueness principle stems, on the…

偏微分方程分析 · 数学 2017-05-12 Emil Wiedemann

We prove uniqueness of weak solutions of the three-dimensional compressible Navier-Stokes equations with potential force. We make use of the Lagrangean framework in comparing the instantaneous states of corresponding fluid particles in two…

偏微分方程分析 · 数学 2020-12-15 Anthony Suen

The three-dimensional compressible magnetohydrodynamic (MHD) isentropic flow with zero magnetic diffusivity is studied. The vanishing magnetic diffusivity causes significant difficulties due to the loss of dissipation of the magnetic field.…

偏微分方程分析 · 数学 2011-08-30 Xiaoli Li , Ning Su , Dehua Wang

We prove weak-strong uniqueness results for the compressible Navier-Stokes system with degenerate viscosity coefficient and with vacuum in one dimension. In other words, we give conditions on the weak solution constructed in \cite{Jiu} so…

偏微分方程分析 · 数学 2014-12-01 Boris Haspot

For the equations of a planar magnetohydrodynamic (MHD) compressible flow with the viscosity depending on the specific volume of the gas and the heat conductivity being proportional to a positive power of the temperature, we obtain global…

偏微分方程分析 · 数学 2024-06-19 Yuebo Cao , Yi Peng , Ying Sun

In this paper, we are concerned with the initial boundary values problem associated to the compressible viscous non-resistive and heat-conducting magnetohydrodynamic flow, where the magnetic field is vertical. More precisely, by exploiting…

偏微分方程分析 · 数学 2024-08-15 Xiaoping Zhai , Yongsheng Li , Yajuan Zhao

This paper is concerned with a compressible MHD equations describing the evolution of viscous non-resistive fluids in piecewise regular bounded Lipschitz domains. Under the general inflow-outflow boundary conditions, we prove existence of…

偏微分方程分析 · 数学 2025-01-28 Yang Li , Young-Sam Kwon , Yongzhong Sun

The compactness of weak solutions to the magnetohydrodynamic equations for the viscous, compressible, heat conducting fluids is considered in both the three-dimensional space $\R^3$ and the three-dimensional periodic domains. The…

偏微分方程分析 · 数学 2009-04-24 Xianpeng Hu , Dehua Wang
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