extensional flow

[iksˈtenʃənəl fləu]
  • 释义

    伸长流动;

数据更新时间:2025-11-14 08:03:35
1、

The deformation parameter and the orientation angle were typically introduced to describe the distorted drop in a shear or an extensional flow.

论述了剪切或拉伸流场中描述液滴形变的两个典型变量即变形度和取向角;

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2、

The results show that the extensional flow of melt in convergent die results in intense entrance elastic effect and distinct extrusion swell in conical die with different angles.

结果表明,不同角度圆锥口模挤出过程中,熔体在收敛流道受到拉伸流变,导致强烈的入口弹性效应,表现出熔体在不同角度圆锥口模挤出时有不同的挤出胀大比。

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3、

Mechanism of Deformation and Breakup of Single Drop in a Shear or an Extensional Flow

剪切或拉伸流场中液滴的变形和破裂准则

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4、

Disturbed constitutive equation and instability of extensional flow of viscoelastic fluids

扰动本构方程及粘弹流体拉伸流动不稳定性

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5、

Extensional Flow of Non-Newtonian Fluid in Fiber Spinning

非牛顿流体纺丝拉伸流动

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6、

The results showed that drop deformation and breakup were sensitive to both shear and extensional flow fields. Extensional flow was more effective than shear flow in generating well-developed laminar PA6 phase.

结果表明:分散相PA6液滴的形成和破裂对剪切与拉伸流场的作用非常敏感,在拉伸流场作用下,更容易形成层状PA6分散相。

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7、

The constitutive equation of second order for disturbed extensional flow is used to study the instability of stretching sheet of viscoelastic fluid.

提出“准衰退记忆”新概念,发展了非牛顿流体扰动本构理论,并研究了粘弹流体拉伸流动的不稳定性规律。

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