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。
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.
阐述了广义牛顿流体模型形式简单、计算量低，在非牛顿流体搅拌流场数值模拟过程中应用广泛；
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.
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。
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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