不可压缩流体

二阶不可压缩流体的Slip型边值问题

Second Grade Incompressible Fluid Flow with Slip Boundary Conditions

在改进现有不可压缩流体中物体运动方程基础上，本文提出一种基于神经网络的PID控制方法。

Based on a improved dynamic model of body-movement in incompressible fluid , this paper provides an on-line PID controller based on neural network .

levelset方法在两相不可压缩流体分界面动力学中的应用稳态热流和不可压缩流体的流动可相比拟。

Level-set Method for Two-phase Incompressible Fluid Interface Dynamics ;

levelset方法是20世纪90年代很流行的界面追踪技术，国外已有个别实例将此方法应用于不可压缩流体的计算。

Level Set method is the popular technique of interface tracing in 1990s , and it has been used in a few samples of incompressible flow .

恒定粘性不可压缩流体Navier-Stokes方程的非协调节点展开有限元逼近

Nonconforming nodal expansion FEA for stationary viscous impressible Navier-Stokes equations

通过SIMPLER算法求解二维移动顶盖驱动方腔内不可压缩流体流动和方腔内自然对流换热。

The two-dimensional incompressible flow in lid-driven square cavity and free convection heat transfer in square cavity are solved with SIMPLER algorithm .

本文利用三维不可压缩流体的k-ε湍流模型，借助计算流体动力学（CFD）方法，建立了结构复杂的轿车风道模型。

With the 3D incompressible k - ε turbulence model , a car air conditioning duct model is established for CFD analysis .

液压缸缓冲过程流体流动的CFD模拟分析，使用动网格方法模拟活塞边界运动，k-ε湍流模型预测液压缸内不可压缩流体流动。

Dynamic mesh model was used to simulate piston motion , k - ε turbulence model was used to predict the incompressible fluid flow in the cylinder .

标准的Bénard系统是考虑一个中间充满不可压缩流体的平行夹层，在其底部以恒温加热。

The standard B é nard system refers to an infinite horizontal layer of incompressible fluid in which an adverse temperature gradient is maintained by heating from below .

假定流体为粘性不可压缩流体，采用ALE（ArbitraryLagrangian-Eulerian）方法来描述流体流动的动力学控制方程。

Viscous incompressible fluid is assumed in this paper and ALE ( Arbitrary Lagrangian-Eulerian ) method is used to describe Fluid dynamic equation .

首先，根据气泡动力学理论，推导出考虑了粘滞损耗、表面张力和声辐射在不可压缩流体中的Rayleigh方程。

First of all , based on the bubble dynamics , the Rayleigh equation is derived in the incompressible viscous fluid considering sound radiation and the surface tension of the fluid .

通过求解不可压缩流体RANS方程，对叶栅梢部与壁面之间的粘性流动进行数值模拟。

The tip clearance flow in a cascade was numerically simulated by solving the RANS equations of incompressible fluids .

本文通过求解不可压缩流体RANS方程，对机翼翼端与固壁之间隙流动进行了数值模拟。

The viscous flow between the wing-tip and the wall is simulated by solving the RANS equations of incompressible fluid .

MPS法不同于其他一些粒子法，如SPH法是使用弱可压缩模型来近似模拟不可压缩流体流动性问题。

MPS differs from the other particle methods , such as the weak compressible SPH method is to use the model to approximate incompressible fluid flow problems .

第二种方法将人流类比为水流，通过求解描述二维不可压缩流体的Navier-Stokes方程得到速度场。

The other way is to take a pedestrian flow as a water flow . By solving the Navier-Stokes equation which describes 2D incompressible fluid , we obtain a velocity field .

数值求解基于拉格朗日-欧拉（ALE）描述的不可压缩流体的NS方程，计算了较小雷诺数下圆柱的涡致振动现象。

A numerical study has been conducted into vortex-induced vibrations of an elastic circular cylinder at low Reynolds numbers , by solving the incompressible viscous N-S equation of the arbitrary Lagrangian-Eulerian description .

研究了有限可变深度的理想不可压缩流体中的骑行波的显式Hamilton表示，考虑了自由面上流体与空气之间的表面张力。

The explicit Hamilton formulation of riding waves in i-deal incompressible fluid of finite variable depth was studied , with the surface tension between fluid and air on the free surface was taken into account .

经分析发现该曲线近于一条以不可压缩流体线为渐近线的双曲线，从而得到了u～Vj关系。

The u ~ V_j relation curve is obtained by data re-duction . It is found by analysis that the u ~ V_j relation curve approximates to a hyper-bola of incompressible fluid , and thus the u ~ V_j relation is obtained .

求解不可压缩流体N-S方程，分析了海流作用下管道周围的流场特性，研究了管道两侧的压力分布特性和海床表面剪应力的分布特点。

The property of the flow around the pipe is analyzed by solving the N-S equations for incompressible fluid . The pressure distribution around the pipeline and shear stress along seabed are thereby analyzed .

本文采用微分求积（DQ）法基于非交错网格建立在考虑流体结构相互作用下求解三维不可压缩流体Navierstokes方程的数值方法。

Numerical simulation of three-dimensional fluid-structure interaction for incompressible viscous fluid described by Navier-Stokes equations in primitive variable form is established based on the differential quadrature ( DQ ) method and a non-staggered grid technology .

本篇硕士学位论文主要是应用Galerkin方法和Hodge分解理论研究二阶不可压缩流体的slip型边值问题。

In this thesis , we study the equation governing the motion of second grade incompressible fluids in a bounded domain of R ~ 3 , with slip boundary condition by Galerkin method and Hodge Decomposition theory .

作为描述粘性不可压缩流体运动规律的基本方程，Navier-Stokes方程长期以来得到包括许多著名数学家在内的众多科学工作者的广泛关注。

As is known to all , Navier-Stokes equations are fundamentally important in describing the motion for viscous incompressible fluids . For a long time , these equations have been deeply investigated by a lot of scientific workers , including many famous mathematicians .

基于孔隙尺度下的多孔介质模型，使用光滑粒子动力学（SPH）数值模拟方法研究多孔介质中不可压缩流体流动现象，分析流体在孔隙尺度下的流动特性。

In this paper , based on the porous media model , smoothed particle hydrodynamics ( SPH ) is employed to model the incompressible fluid flow in porous media and to study the flow characteristic at pore scale .

模型分为集流板、流体通道、扩散层和催化层，同时假定燃料为粘性不可压缩流体，其流动符合层流假设，将Navier-Stokes方程组作为各区域内的基本传输方程。

The model consists of collector plate , flow channel , diffusion layer and catalyst layer . The fuel in the DMFC is supposed to be uncompressible liquid whose flow is according with laminar flow . Navier-Stokes equation is the basic transmission equation in the four parts .

不可压缩流体并联管路输送能力的计算

A new calculating method for the conveyable ability of parallel pipelines

多孔介质中不可压缩流体驱动问题的特征有限元方法

Characteristics-the Finite Element Approximation of Incompressible Miscible Displacement in Porous Media

GB/T9248-1988不可压缩流体流量计性能评定方法

Methods of evaluating the performance of flowmeters for incompressible fluid

稳态三维不可压缩流体非等温有限元模拟

Finite Element Analysis of Steady Three Dimensional Non-isothermal Incompressible Fluid

解不可压缩流体力学问题的降阶法&Ⅰ.基本算法

A dimensional reduction method for incompressible fluid dynamics I. The Essential algorithm

不可压缩流体运动学液化压缩气体可以装在多种容器里。

Liquefied compressed gases come in a variety of containers .