叙述原油流型及表现粘度随原油比重、含水和温度的变化。
The flow pattern and apparent viscosity of the crude oils vary depending upon their density, water content, and test temperature.
实验结果表明,使用性能良好的锭模耐火涂料在低剪切条件下,应具有较大的表现粘度与屈服应力,以及较小的塑性粘度和适当的触变性。
The results show that the coatings with good application properties have larger apparent viscosity , higher yield stress , lower plastic viscosity and proper thixotropy at lower shear rate.
利用高压毛细管流变仪对SEBS和TPU的流变性能进行了研究。结果表明,SEBS熔体流动表现为非牛顿性,粘度随剪切速率增加而降低。
The rheological results of SEBS and TPU by means of high pressure capillary indicates that SEBS is non-Newton fluid, the viscosity decreases when the shear rate increases.
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.
开采较高粘度的稠油,常规螺杆泵往往表现出故障率高、举升效果差。
In the light of the frequent breakdown and badly lifting efficient of using conventional screw pump recovering viscous crude.
随着非牛顿剪切速率的增加,PP及其共混物的熔体粘度明显下降,表现出剪切变稀现象,呈现假塑性流体的流动特征。
As the non-newtonian shear rate increasing, the melt viscosity of the PP and their blends were decreased, and behave shear thinning, show the Pseudo-plastic fluid features.
随着非牛顿剪切速率的增加,PA 6及其共混物的熔体粘度明显下降,表现出剪切变稀现象,呈现假塑性流体的流动特征。
As the non-newtonian shear rate increasing, the melt viscosity of the PA6 and their blends were decreased, and behave shear thinning, show the Pseudo-plastic fluid features.
由于使用高粘度的基础油,此滑脂在高负荷,低至中速的压榨部轴承中使用时表现杰出。
Through the use of high viscosity base fluid, the grease is excellent for highly loaded, low to moderate speed press section bearings.
由于使用高粘度的基础油,此滑脂在高负荷,低至中速的压榨部轴承中使用时表现杰出。
Through the use of high viscosity base fluid, the grease is excellent for highly loaded, low to moderate speed press section bearings.
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