• 牛顿流体地层中的粘度一个随剪切速率变化而改变常数,反映在不稳定压力响应特性上表现出牛顿不相同特征

    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.

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  • 阐述广义牛顿流体模型形式简单、计算,在牛顿流体搅拌数值模拟过程应用广泛

    The generalized Newtonian fluid models are commonly adopted in the numerical simulation for non-Newtonian fluid for their advantages of simpleness in form and low computational complexity.

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  • 提出关于偏心空中计算牛顿流体过渡状态下压降、速的方法;给出了场特性分析及数值模拟结果。

    The method is presented to simulate pressure losses and flow velocities in skewed narrow annular geometries for laminar, transition and turbulent non-Newtonian flow.

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  • 石油化工许多问题需要求解非牛顿流体偏心螺旋

    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.

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  • 弹性储容比系数影响和普通三重介质相同只是由于牛顿流体影响其“凹陷”的位置升高;外边界的影响也和牛顿流体的情况明显不同

    The storativity ratio and inter-porosity flow factor is just same as the newtonian fluid, and the effect of outer-boundary on transient pressure is different from that of newtonian fluid.

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  • 表皮系数非牛顿流体指数对压力响应影响有着明显的不同

    The effect of skin factor on transient was different from that of power index;

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  • 通过管中心其它管线速度变化趋势,以及圆管径向的速度分布,描述整体动特性,揭示非牛顿流体管道的速度过冲和振荡现象

    They can easy show the behaviors of the flow in the whole cube, reveal the phenomenon of locity overshooting and damping oscillation of the flow.

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  • 通过管中心其它管线速度变化趋势,以及圆管径向的速度分布,描述整体动特性,揭示非牛顿流体管道的速度过冲和振荡现象

    They can easy show the behaviors of the flow in the whole cube, reveal the phenomenon of locity overshooting and damping oscillation of the flow.

    youdao

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