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Related papers: Prandtl Equations and Related Boundary Layer Equat…

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In this paper, we are concerned with the magnetic effect on the Sobolev solvability of boundary layer equations for the 2D incompressible MHD system without resistivity. The MHD boundary layer is described by the Prandtl type equations…

Analysis of PDEs · Mathematics 2020-02-28 Cheng-Jie Liu , Dehua Wang , Feng Xie , Tong Yang

In this paper, we consider the 3D Prandtl equation in a periodic domain and prove the local existence and uniqueness of solutions by the energy method in a polynomial weighted Sobolev space. Compared to the existence and uniqueness of…

Analysis of PDEs · Mathematics 2023-07-18 Yuming Qin , Xiuqing Wang

In this paper, we are concerned with the local and global existence for the stochastic Prandtl equation in two and three dimensions, which governs the velocity field inside the boundary layer that appears in the inviscid limit of the…

Analysis of PDEs · Mathematics 2024-08-09 Ya-Guang Wang , Meng Zhao

In the case of favorable pressure gradient, Oleinik proved the global existence of classical solution for the 2-D steady Prandtl equation for a class of positive data. In the case of adverse pressure gradient, an important physical…

Analysis of PDEs · Mathematics 2019-04-18 Weiming Shen , Yue Wang , Zhifei Zhang

In this paper, we are concerned with the motion of electrically conducting fluid governed by the two-dimensional non-isentropic viscous compressible MHD system on the half plane, with no-slip condition for velocity field, perfect conducting…

Analysis of PDEs · Mathematics 2018-03-20 Huang Yongting , Liu Cheng-Jie , Yang Tong

This paper is devoted to the study of the compressible boundary layer equations in the Gevrey-2 solution space. Compared to the classical Prandtl equation, the additional complexity arises from the strong interaction between viscous layer…

Analysis of PDEs · Mathematics 2026-04-20 Ya-Guang Wang , Yi-Lei Zhao

We find a new class of data for which the Prandtl boundary layer equations and the hydrostatic Euler equations are locally in time well-posed. In the case of the Prandtl equations, we assume that the initial datum $u_0$ is monotone on a…

Analysis of PDEs · Mathematics 2014-02-11 Igor Kukavica , Nader Masmoudi , Vlad Vicol , Tak Kwong Wong

In this paper, we study the two-dimensional compressible magneto-micropolar boundary layer equations on the half-plane, which are derived from 2D compressible magneto-micropolar fluid equations with the non-slip boundary condition on…

Analysis of PDEs · Mathematics 2025-04-17 Yuming Qin , Junchen Liu

This paper focuses on the initial boundary value problem of two-dimensional non-resistive MHD equations in a half space. We prove that the MHD equations have a unique global strong solution around the equilibrium state $(0,\bf{e_1})$ for…

Analysis of PDEs · Mathematics 2024-01-04 Zhaoyun Zhang , Xiaopeng Zhao

We provide a systematic derivation of boundary layer models in magnetohydrodynamics (MHD), through an asymptotic analysis of the incompressible MHD system. We recover classical linear models, related to the famous Hartmann and Shercliff…

Analysis of PDEs · Mathematics 2017-06-28 David Gerard-Varet , Marco Prestipino

In this paper, we study the long time well-posedness for the nonlinear Prandtl boundary layer equation on the half plane. While the initial data are small perturbations of some monotonic shear profile, we prove the existence, uniqueness and…

Analysis of PDEs · Mathematics 2016-05-10 Chao-Jiang Xu , Xu Zhang

In this paper, we prove the global existence and the large time decay estimate of solutions to the two-dimensional MHD boundary layer equations with small initial data, which is analytical in the tangential variable. The main idea of the…

Analysis of PDEs · Mathematics 2020-06-23 Ning Liu , Ping Zhang

Motivated by the paper by D. Gerard-Varet and E. Dormy [JAMS, 2010] about the linear ill-posedness for the Prandtl equations around a shear flow with exponential decay in normal variable, and the recent study of well-posedness on the…

Analysis of PDEs · Mathematics 2016-05-03 Cheng-Jie Liu , Tong Yang

The well-posedness of the three space dimensional Prandtl equations is studied under some constraint on its flow structure. It reveals that the classical Burgers equation plays an important role in determining this type of flow with special…

Analysis of PDEs · Mathematics 2014-05-27 Cheng-Jie Liu , Ya-Guang Wang , Tong Yang

Considering the boundary layer problem in the case of two-dimensional flow past a wedge with the wedge angle $\varphi=\pi\frac{2m}{m+1}$, Oleinik and Samokhin obtained the local well-posedness results for $m \geq 1$. In this paper, we…

Analysis of PDEs · Mathematics 2023-04-03 Chen Gao , Liqun Zhang , Chuankai Zhao

We consider the two-dimensional MHD Boundary layer system without hydrodynamic viscosity, and establish the existence and uniqueness of solutions in Sobolev spaces under the assumption that the tangential component of magnetic fields…

Analysis of PDEs · Mathematics 2021-06-04 Wei-Xi Li , Rui Xu

In this paper we consider the long time well-posedness of solutions to two dimensional compressible magnetohydrodynamics (MHD) boundary layer equations. When the initial data is a small perturbation of a steady solution with size of…

Analysis of PDEs · Mathematics 2022-08-02 Shengxin Li , Feng Xie

We study the two-dimensional MHD boundary layer equations. For small perturbation around a tangential background magnetic field, we obtain the global-in-time existence and uniqueness of solutions in Sobolev spaces. The proof relies on the…

Analysis of PDEs · Mathematics 2024-09-20 Wei-Xi Li , Zhan Xu , Anita Yang

We consider the Prandtl boundary layer equations on the half plane, with initial datum that lies in a weighted $H^1$ space with respect to the normal variable, and is real-analytic with respect to the tangential variable. The boundary trace…

Analysis of PDEs · Mathematics 2016-03-23 Mihaela Ignatova , Vlad Vicol

Using the flow governing equation approach to similarity, Weyburne (D. Weyburne, arXiv:1701.02364, 2016) recently showed that for 2-D turbulent boundary layer flows, the Prandtl Plus scalings are NOT, in general, the proper similarity…

Fluid Dynamics · Physics 2019-11-19 David W. Weyburne