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We consider the compressible Euler system describing the motion of an ideal fluid confined to a straight layer $\Omega_{\delta}=(0,\delta)\times\mathbb{R}^2, \ \ \delta>0$. In the framework of dissipative measure-valued solutions, we show…

Analysis of PDEs · Mathematics 2020-01-28 Matteo Caggio , Bernard Ducomet , Sarka Necasova , Tong Tang

As a framework for handling low Mach number limits we consider a notion of measure-valued solution of the incompressible Euler system which explicitly formulates the usually suppressed dependence on the pressure variable. We clarify in…

Analysis of PDEs · Mathematics 2023-03-14 Dennis Gallenmüller

We discuss several approaches to generalized solutions of problems describing the motion of inviscid fluids. We propose a new concept of dissipative solution to the compressible Euler system based on a careful analysis of possible…

Analysis of PDEs · Mathematics 2019-07-04 Dominic Breit , Eduard Feireisl , Martina Hofmanova

We introduce the concept of dissipative measure-valued solution to the complete Euler system describing the motion of an inviscid compressible fluid. These solutions are characterized by a parameterized (Young) measure and a dissipation…

Analysis of PDEs · Mathematics 2017-02-17 Jan Brezina , Eduard Feireisl

We study singular limit for scaled barotropic Euler system modelling a rotating, compressible and inviscid fluid, where Mach and Rossby numbers are proportional to a small parameter $\epsilon$. If the fluid is confined to an infinite slab,…

Analysis of PDEs · Mathematics 2019-07-17 Nilasis Chaudhuri

The work addresses a singular limit for a rotating compressible Euler system in the low Mach number and low Rossby number regime. Based on the concept of dissipative measure-valued solution, the quasi-geostrophic system is identified as the…

Analysis of PDEs · Mathematics 2020-02-04 Sarka Necasova , Tong Tang

In this article our goal is to study the singular limits for a scaled barotropic Euler system modelling a rotating, compressible and inviscid fluid, where Mach number $=\epsilon^m $, Rossby number $=\epsilon $ and Froude number $=\epsilon^n…

Analysis of PDEs · Mathematics 2019-09-19 Nilasis Chaudhuri

We consider the complete Euler system describing the time evolution of a general inviscid compressible fluid. We introduce a new concept of measure-valued solution based on the total energy balance and entropy inequality for the physical…

Analysis of PDEs · Mathematics 2018-05-23 Jan Brezina , Eduard Feireisl

We introduce a new concept of dissipative measure-valued martingale solutions to the stochastic compressible Euler equations. These solutions are weak in the probabilistic sense i.e., the probability space and the driving Wiener process are…

Analysis of PDEs · Mathematics 2020-12-15 Martina Hofmanova , Ujjwal Koley , Utsab Sarkar

In this paper we study the incompressible inviscid limit for a compressible micro-polar model. We prove that the weak solution of the compressible micro-polar system converges to the solution of the Navier-Stokes equations (Euler equations)…

Analysis of PDEs · Mathematics 2021-07-20 Matteo Caggio

We consider a singular limit problem for the complete compressible Euler system in the low Mach and strong stratification regime. We identify the limit problem - the anelastic Euler system - in the case of well prepared initial data. The…

Analysis of PDEs · Mathematics 2018-05-18 Gabriele Bruell , Eduard Feireisl

In this paper, we justify the low Mach number limit of the steady irrotational Euler flows for the airfoil problem, which is the first result for the low Mach number limit of the steady Euler flows in an exterior domain. The uniform…

Analysis of PDEs · Mathematics 2019-01-15 Mingjie Li , Tian-Yi Wang , Wei Xiang

In this paper, we consider a singular limit problem for a diffuse interface model for two immiscible compressible viscous fluids. Via a relative entropy method, we obtain a convergence result for the low Mach number limit to a corresponding…

Analysis of PDEs · Mathematics 2024-11-15 Helmut Abels , Yadong Liu , Šárka Nečasová

We study the low Mach number limit of the compressible Euler equations through the lens of convex integration. For any prescribed $L^2$ weak solution of the incompressible Euler equations, we construct a corresponding family of weak…

Analysis of PDEs · Mathematics 2026-01-28 Robin Ming Chen , Alexis Vasseur , Dehua Wang , Cheng Yu

We propose and analyze a new asymptotic preserving (AP) finite volume scheme for the multidimensional compressible barotropic Euler equations to simulate low Mach number flows. The proposed scheme uses a stabilized upwind numerical flux,…

Numerical Analysis · Mathematics 2024-07-19 K. R. Arun , Amogh Krishnamurthy , Mária Lukáčová-Medvid'ová

We consider a class of viscous fluids with a general monotone dependence of the viscous stress on the symmetric velocity gradient. We introduce the concept of dissipative solution to the associated initial boundary value problem inspired by…

Analysis of PDEs · Mathematics 2019-06-04 A. Abbatiello , E. Feireisl

In this paper, we consider the steady irrotational Euler flows in multidimensional nozzles. The first rigorous proof on the existence and uniqueness of the incompressible flow is provided. Then, we justify the corresponding low Mach number…

Analysis of PDEs · Mathematics 2019-01-07 Mingjie Li , Tian-Yi Wang , Wei Xiang

In their seminal paper "Oscillations and concentrations in weak solutions of the incompressible fluid equations", R. DiPerna and A. Majda introduced the notion of measure-valued solution for the incompressible Euler equations in order to…

Analysis of PDEs · Mathematics 2013-05-06 László Székelyhidi , Emil Wiedemann

We consider the compressible Navier-Stokes system describing the motion of a viscous fluid confined to a straight layer $\Omega_{\delta}=(0,\delta)\times\mathbb{R}^2$. We show that the weak solutions in the 3D domain converge strongly to…

Analysis of PDEs · Mathematics 2020-01-29 Matteo Caggio , Donatella Donatelli , Sarka Necasova , Yongzhong Sun

Two compressible immiscible fluids in 1D and in the isentropic approximation are considered. The first fluid is surrounded and in contact with the second one. As the Mach number of the first fluid vanishes, we prove the rigorous convergence…

Analysis of PDEs · Mathematics 2015-09-08 Rinaldo M. Colombo , Graziano Guerra
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