搜索结果: 1-12 共查到“会议中心 计算流体力学”相关记录12条 . 查询时间(7.04 秒)
袁源副研究员：Blowup of the entropy-bounded classical solutions to the nonisentropic compressible Navier-Stokes equations
非等熵 可压缩 纳维-斯托克斯方程 熵界经典解 爆炸
2023/4/11
This talk concerns the instantaneous blowup of entropy-bounded classical solutions to the vacuum free boundary problem or the Cauchy problem of nonisentropic compressible Navier-Stokes equations.
Chao Wang:Inviscid limit of Navier Stokes equations with vortex sheet initial data
涡片 初始数据 纳维斯托克斯方程 无粘极限
2023/4/11
In this talk, I will talk about the inviscid limit of 2-D incompressible Navier-Stokes equations in the whole space with vortex sheet initial data. Although the initial data have different velocities ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Well/ill-posedness bifurcation for the Boltzmann equation
玻尔兹曼方程 好/非适定 分岔
2023/4/17
We study the well/ill-posedness of the Boltzmann equation with dispersive methods. We take the constant collision kernel case as the 1st example. We construct a family of special solutions, which are ...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Maximal $L^1$-regularity and application to a free boundary problem of Navier-Stokes equations near half-space in critical space (I)
临界空间 近半空间 纳维-斯托克斯方程 最大$L^1$-正则性 自由边界问题
2023/4/17
In this talk, time-dependent free surface problem for the incompressible Navier-Stokes equations which describes the motion of viscous incompressible fluid nearly half-space are considered. We will di...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Boltzmann方程的适定性和流体动力学极限
Boltzmann方程 适定性 流体动力学 极限
2023/4/17
Boltzmann 方程是统计力学中的基本方程，被用来描述稀疏气体的运动，其解的整体适定性和大时间渐近行为是偏微分方程领域的重要问题。另一方面，Hilbert 于1912 年提出了Boltzmann 方程的Hilbert 展开，从形式上说明了Boltzmann 方程的一阶近似是可压缩Euler 方程。此后，从数学上严格证明Boltzmann 方程到可压Euler 方程的流体动力学极限一直是很多数学...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：不可压缩理想磁流体方程的自由边界问题
不可压缩 理想磁流体方程 自由边界问题
2023/4/17
针对不可压缩理想磁流体方程自由边界问题的适定性，对有界初始区域的情形做较详细的阐述，并对相关的背景、研究进展和存在的问题作简要的介绍。
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Global existence and decay of solutions to compressible Prandtl system with small analytic data
少量分析数据 可压缩 Prandtl系统解 全局存在 衰减
2023/4/18
In this talk, we shall prove the global existence and the large time decay estimate of solutions to compressible Prandtl system with small initial data, which is analytical in the tangential variable....
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Optimal decay rates on compressible Navier-Stokes equations with degenerate viscosity and vacuum
简并粘度 真空 可压缩 NS方程 最佳衰减率
2023/4/18
In this talk, we consider the large time behavior of the weak solution to the free boundary problem for one-dimensional isentropic compressible Navier-Stokes equations with degenerate viscosity and va...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：A decoupled, linear, and unconditionally energy stable finite element method for a two-phase ferrohydrodynamics model
两相铁 流体动力学模型 无条件能量稳定 有限元方法
2023/4/28
In this talk, we present numerical approximations of a phase-field model for two-phase ferrofluids, which consists of the Navier-Stokes equations, the Cahn-Hilliard equation, the magnetostatic equatio...
Academy of Mathematics and Systems Science, CAS Colloquia & Seminars：Stability and instability of a generic non--conservative compressible two--fluid model
通用非保守 可压缩 双流体模型 稳定性 不稳定性
2023/5/8
We are concerned with stability and instability of the steady state (1,0, 1, 0) for a generic non–conservative compressible two–fluid model in R^3. Under the assumption that the initial fraction densi...
第八届国际计算力学大会（图）
计算力学 第八届
2007/3/12
The International Association for Computational Mechanics (IACM) and the European Community on Computational Methods in Applied Sciences (ECCOMAS) are happy to announce the joint organization of the 8...