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带外力的可压缩Navier-Stokes方程的自由边界问题

张帆

南阳师范学院学报Issue(12):7-11,5.
南阳师范学院学报Issue(12):7-11,5.

带外力的可压缩Navier-Stokes方程的自由边界问题

Free boundary problem to the one-dimensional compressible Navier-Stokes equations with external force

张帆1

作者信息

  • 1. 华北水利水电大学 数学与信息科学学院,河南 郑州450011
  • 折叠

摘要

Abstract

This paper is about the free boundary value problem to one-dimensional isentropic compressible Navier-Stokes equations with stress free boundary condition and density-dependent viscosityμ(ρ) =ρα,α∈(0,1]. It is proved that there is a unique global strong solution to the problem when the one dimensional isentropic compressi-ble Navier-Stokes equations are considered as a linear system through energy estimate, a new entropy estimate, and upper and lower bounds of the density estimate, etc.

关键词

Navier-Stokes方程/自由边界/强解/能量估计/新熵估计

Key words

Navier-Stokes equations/free boundary/strong solution/energy estimate/a new entropy estimate

分类

数理科学

引用本文复制引用

张帆..带外力的可压缩Navier-Stokes方程的自由边界问题[J].南阳师范学院学报,2015,(12):7-11,5.

南阳师范学院学报

OACHSSCD

1671-6132

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