粘弹性流体

粘弹性流体力学方程组的整体经典解和不可压缩极限初值的导数具有紧支集的对角形双曲组Cauchy问题经典解的整体存在唯一性

Global Existence and Incompressible Limit for Systems of Viscoelastic Fluids ; Global Classical Solutions to Cauchy Problem of Quasilinear Hyperbolic Systems with Compact-supported Derivative of Initial Data

本文采用了广义二阶流体本构方程导出搅拌功率计算式：用实验数据确定f3和F（1av）~，得到了适用于牛顿型流体、假塑性流体和粘弹性流体的功率计算式。

The power consumption correlations : for agitating Newtonian , pseudoplastic and viscoelastic fluids was developed by means of a second-order elastic fluid rheological model . The parameters f_v , f_s and F ~ _ ( 1av ) were determined experimentally .

最后，对3D非等温粘性流体、3D等温粘弹性流体的薄膜流涎过程进行了模拟研究。

Finally , computer simulation was carried out on the 3D non-isothermal viscous fluid and 3D isothermal viscoelastic fluid flow in a cast film process .

Voigt粘弹性流体上的线性重力波

Linear gravity waves no a Voigt viscoelastic fluid

具有Riblets边界面的粘弹性流体速度分布的实验研究

Experiment study on turbulent velocity distributions of viscous-elastic fluid flow with rib-lets boundary

利用粒子图像测速仪（PIV）对圆筒形容器内有自由表面变形的粘弹性流体旋转流动进行了实验研究。

In this paper , PIV ( Particle Image Velocimetry ) is applied to study the characteristic of in-cylinder flow field under different valve lifts .

就其流变性而言，聚合物溶液和碱表面活性剂聚合物（ASP）复合体系均属粘弹性流体，但在中等剪切速率的简单剪切流动条件下，其流变性可用幂律模式描述。

The compound of Alkali Surfactant Polymer ( ASP ) is a kind of viscoelastic fluid , its rheological behavior can be formulated by power law model in simple shear flow within medium shear rate .

粘弹性流体的本构方程采用Jeffreys模型。

The Jeffreys model is used as the constitutive equation .

最后，将SPH方法拓展到了粘弹性流体流动领域，通过选择能够描述粘弹性流体的本构方程，并与SPH方法相结合，编制出能够描述粘弹性流体流动的程序。

By choosing the appropriate constitutive equation which is able to describe the viscoelastic fluid flow characteristic and combining with the SPH method to write the program for this study .

分析了冲击载荷作用下胶泥流体缓冲器的工作原理，基于Maxwell粘弹性流体模型，推导出阻尼力的数学表达式。（2）胶泥吸能器减振性能的验证。

Based on the Maxwell viscoelastic fluid model , analyzed the working principle of the elastomer damper under impact , and then deduced the mathematical expressions of damping force . ( 2 ) The vibration reduction for validation of the elastomer damper .

通过将肌肉组织简化为不可压缩的VoigtKelvin粘弹性流体模型，在球对称和纯径向运动的假设条件下，应用非牛顿流体力学的基本方程建立了一种计算瞬时空腔发展的理论模型；

The muscle is taken as a non compressible Voigt Kelvin viscoelastic fluid model , on the assumption of moving in a radial direction and on spherical symmetry , a theoretical model proposed using the basic equations of the non Newtonian fluid mechanics .

结果表明，椭圆通道内，非牛顿流体Carbopol水溶液的换热强于牛顿流体水，约高出水50%左右，说明粘弹性流体在椭圆形通道内也产生二次流并能强化换热；

Results show that the heat transfer of non-Newtonian Carbopol solution is greater about 50 percent than that of Newtonian water . It is illustrate that the secondary flow is produced and the heat transfer can be enhanced for the viscoelasticity fluid in the elliptical duct .

本文选用共转Oldroyd-Maxwell流体本构方程建立起了粘弹性流体偏心环空内非定常流的流动方程；

Adopting common conversion Oldroyd-Maxwell constitutive equation , in this paper , the flow equation of the unsteady flow of viscoelastic fluid in the eccentric annulus was established , and was discretized with control volume method ;

线串珠结构在粘弹性流体中是一种常见现象，在牛顿流体中也模拟出这一结构。

The beads-on-string structure was a well-known phenomenon for viscoelastic jets .

粘弹性流体驱替孔喉残余油的机理分析

Mechanistic Analysis on Viscoelastic Fluid Displacing Residual Oil at Pore Throat

搅拌槽中粘弹性流体的流速分布

Velocity distribution for the flow of viscoelastic fluids in agitated vessel

粘弹性流体平面收缩流动的数值模拟

Numerical Calculation for a Planar Contracting Flow of Visco-elastic Fluid

粘弹性流体层流自然对流传质的研究

Mass Transfer of Laminar Natural Convection for Non-Newtonian Viscoelastic Fluids

粘弹性流体的特殊性对油藏工程、地面工程及采油工程的影响

Effect of particularity of visco-elastic fluid on reservoir engineering and production engineering

螺带桨叶在粘弹性流体中的搅拌功率

Power Consumption for Agitating Viscoelastic Liquids with Helical Ribbon Impellers

粘弹性流体在盲端孔隙中的流场

Flow field of viscoelastic fluid in pores with dead ends

粘弹性流体边界层运动的紊流结构

Turbulent structure of drag reduction flow on turbulent boundary layer SPORT FEELING

表面更新釜中粘弹性流体的脱挥特性测定

Devolatilization of Viscoelastic Fluids in a Surface - Renewal Apparatus

聚合物熔体或溶液是一种粘弹性流体材料。

Polymer melts or solutions are generally visco-elastic fluid materials .

粘弹性流体周期性运动规律的探讨

Investigation of the periodic motion of visco - elastic fluid

定常粘弹性流体的最小二乘混合有限元

Least-Squares Mixed Finite Element of Steady State Viscoelastic Fluid Flow

用有限体积法对粘弹性流体的扩张流动进行数值模拟

Numerical simulation of expansion flow of viscoelastic fluid by using finite volume method

粘弹性流体在圆管中起动流动的规律

Initial flow of viscoelastic fluids in a cylindrical pipe

粘弹性流体在旋转圆盘上的流动

Flow of a viscoelastic fluid on a rotating disk

扩张流道内修正上随体MaxweⅡ粘弹性流体的流动

Flow of modified upper-convected viscoelastic fluid in expansionary channel