An inverse problem of a free boundary problem which arised from the flow of non-Newtonian fluids is studied.
讨论了由非牛顿流体流动引起的一类自由边值问题的一个反问题。
The authors consider a free boundary problem arised from the radical flow of plane Non Newtonian fluids with yield stress.
研究了具阀门梯度的平面径向流动引起的一类自由边值问题。
The focus of the research on the two phase flow, gas and non-Newtonian fluid in horizontal pipelines, is pressure drop, the law of liquid adhesiveness and the prediction of flow form.
水平管中气体和非牛顿液体两相流动研究的中心问题是压降和持液率的规律,以及流动型态的预测。
A pipe flow test apparatus, which is used to research the characteristics of non Newtonian fluids, was designed and constructed.
介绍了管流实验装置的设计及组成,并利用该实验装置对胜利原油的非牛顿管流特性进行了初步研究。
A degenerate nonlinear free boundary problem arised from the flow of non-Newtonian fluids is studied in this paper.
本文研究了由非牛顿流体流动引起的一类退缩非线性自由边值问题。
This thesis concentrates on simulation of Non-Newtonian isothermal flow in kneading block in closely intermeshing co-rotating twin screw extruders.
本文主要就全啮合同向双螺杆挤出机捏合块流道中熔体全充满区的流动进行了全三维非牛顿等温模拟。
This paper studies power law non-Newtonian fluid relative flow in an annular pipe.
本文研究幂律非牛顿流体在环管内的不定常旋转流。
The results show that finite element method is suitable for the analysis of non-Newtonian fluid flow with complex geometry.
结果表明有限元法适于分析复杂流场中非牛顿流体的流动。
The viscosity is one of the most important flow properties of blood, the blood is a non-Newtonian fluid. the viscosity of blood is change with the shear rate changes.
粘滞度是血流最重要的性质之一,血液是非牛顿流体,血液的粘度随着切变率的变化而变化。
For the Non-Newtonian fluid, Finite Element Method (FEM) is used to have an accurate description of the fluid flow details and this result can be used for further reduced-order modeling.
然后针对一类复杂的非牛顿流体,采用有限元方法对其建模分析,得到的结果可以为进一步的简化解析建模提供参考。
Many problems in petroleum and chemical industry can be reduced to the solutions of the helical flow of Non-Newtonian fluid in eccentric annular space.
石油和化工中许多问题需要求解非牛顿流体偏心环空螺旋流。
The isothermal and Newtonian model for single layer melt flow was analyzed, as well as the non-isothermal and non-Newtonian model.
对于单层模拟,分别进行了等温牛顿模型和非等温非牛顿模型的分析。
An entrance converging flow will be produced when a non-Newtonian fluid enters a small channel from a big one, it is one of common flow patterns in industry.
聚合物流体从大截面流道进入小截面流道时产生的入口收敛流动,是工业中常见的流型之一。
Non-Newtonian fluid viscosity in the formation of a shear rate of change with variable, stress response reflected in the instability shown by different characteristics of Newtonian flow.
非牛顿流体在地层中的粘度是一个随剪切速率变化而改变的非常数,反映在不稳定压力响应特性上表现出与牛顿流大不相同的特征。
The method is presented to simulate pressure losses and flow velocities in skewed narrow annular geometries for laminar, transition and turbulent non-Newtonian flow.
提出了关于变偏心度环空中计算非牛顿流体在层流、过渡流及紊流状态下压降、流速的方法;给出了流场特性分析及数值模拟结果。
This research can be used to predict well test data with non-Newtonian such as polymer fluid flow and locate the polymer flooding frontier.
本文的研究可用于聚合物驱等非牛顿幂律流体条件下的试井解释、预测油层参数和聚合物驱替前缘的位置。
Then, based on that, the turbulent motional differential equation for a pipe is made out From that, the turbulent flow and displacement laws for non-Newtonian fluids in a pipe have also been studied.
在此基础上,导出了适用于圆管的运动微分方程序。据此研究了非牛顿流体圆管紊流流场及两种非牛顿流体在圆管中的顶替规律。
This paper presents finite element analysis of non-Newtonian fluid flow in 2-D branching channel.
本文介绍二维分岔槽道内非牛顿流体流动的有限元分析。
Axial circle flow was introduced. The isothermal flow analysis of non-Newtonian fluid in axial circle region of a non-intermeshing counter-rotating twin-screw extruder was concerned.
引入了轴向循环流动的概念,且利用ANSYS有限元分析软件对非啮合双螺杆挤出机轴向循环流道中的非牛顿流体等温流动进行了三维模拟分析。
Axial circle flow was introduced. The isothermal flow analysis of non-Newtonian fluid in axial circle region of a non-intermeshing counter-rotating twin-screw extruder was concerned.
引入了轴向循环流动的概念,且利用ANSYS有限元分析软件对非啮合双螺杆挤出机轴向循环流道中的非牛顿流体等温流动进行了三维模拟分析。
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