塑性粘度

随宾汉塑性粘度增加，环空压耗增加；

The pres-sure loss in annular increases as Bingham plastic viscosity increases ;

泡沫钻井流体动切力和塑性粘度的温度压力关系

Temperature / Pressure Relationships of Yield Stress and Plastic Viscosity for Foamed Drilling Fluids

尽管SF在一定掺量范围内与LS复合对混凝土塑性粘度影响不大，但与LS单独使用相比，却降低了混凝土的流动性。

The compounding of LS with SF decreases fluidity of concrete , although the viscosity remains broadly unchanged compared with the concrete incorporating LS only .

随着砂浆包裹层厚度的增加，自密实混凝土的塑性粘度逐渐增大，屈服应力逐渐减小。

Along with the thickness of mortar coating layer increases , the plastic viscosity increases , the yield stress decreases .

对大量的试验数据进行了回归处理，得出了计算水基钻井液在井下温度、压力条件时表观粘度和塑性粘度的数学模型。

Based on the regression of some test data , mathematical models of constant pressure and constant temperature are given respectively .

研究发现填隙系数对屈服应力影响较明显，对塑性粘度系数影响较小。

The research on concrete had shown that the filling coefficient had more effect on the yield stress than on the plastic viscosity coefficient .

随着静停时间延长，自密实混凝土的触变性逐渐下降，屈服剪切应力增加，塑性粘度减小。

As the extension of static stop time , the thixotropy of SCC decreases slowly , the yield shear stress increases and the plastic viscosity decreases .

同时，本文回归出的各处理剂溶液的表观粘度和塑性粘度随温度和压力的数学模型可直接用于指导设计钻井液配方时的各处理剂筛选。

The relation ship between apparent viscosity , plastic viscosity and temperature , pressure derived from regression can be used in the selection of mud additives .

在相同用水量条件下，随着固体颗粒体系堆积密实度的提高，颗粒级配的改善，新拌浆体的屈服剪应力和塑性粘度都有不同程度的降低，浆体经时损失也减小。

Under identical water content , the yielding shear stress and plastic viscosity reduce with increasingly better particle grading and thus higher packing density of granular mixture ;

硅灰加入量（0~4%）增加，浇注料的相对屈服应力、相对塑性粘度和触变性均随之降低。

With the increase of silica fume addition ( 1 ~ 3 % ), the relative yield stress , the relative plastic viscosity and thixotropy were decreased .

通过测定不同新拌水泥浆体的剪切应力、屈服应力、塑性粘度等流变参数，绘制流变曲线，分析含不同高效减水剂的新拌水泥浆体的触变性。

Mapping rheogram and analyzing thixotropy of fresh cement paste with different superplasticizers by measuring the rheologic parameters such as shearing stress 、 yield stress and plastic viscosity .

实验结果表明，这两类油包水乳化钻井液的表观粘度、塑性粘度和屈服值均随温度的升高而降低，随压力的增加而增大。

The experimental results indicate that the plastic viscosities and yield points of the drilling fluids decrease with the increase in temperature , and increase with the increase in pressure .

且随浆体浓度和硅灰加入量（0~12%）增加，浆体的屈服应力、塑性粘度和触变性都明显增大。

With the increase of slurry concentration and silica fume content ( 0 to 12 % ), the yield stress , plastic viscosity and thixotropy of slurries were increased significantly .

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 .

结果表明，磁处理能明显改变泡沫钻井液的性能，可以使塑性粘度和视粘度减小。

The results indicate that the magnetization can obviously change the properties of the foam drilling fluid and reduce the plastic viscosity and visual viscosity of the magnetized foam drilling fluid .

与传统的工作性测试方法不同，应用本装置，可以方便的测试出混凝土的两个流变参数：屈服应力和塑性粘度。

Contrary to traditional workability test methods , the test apparatus designed in this paper are convenient to measure the concrete rheological parameters , which are yield stress and plastic viscosity .

在室内实验研究中发现，加入1%～3%JCP1的聚合物钻井液，其漏斗粘度、滤失量、塑性粘度和动切力变化很小；

In laboratory experiments it is found that the funnel and plastic viscosities , filtrate loss , and yield stress of the polymer fluid with and without 1-3 % of JCP 1 added are close each to other ;

随温度的升高，浆料塑性粘度和屈服力都变小，浆料流变性对温度较敏感。

With temperature rising , the plastic viscosity and yield strength of paste become smaller , and the slurry rheological property is sensitive to temperature . ( 3 ) Studying the composition distribution ratio of biodegraded cushion packaging materials and its influence on cushioning performance .

试验研究表明，随聚丙烯酰胺掺量的逐渐增大，水泥浆体的扩展度先增大后减小，屈服剪切应力持续增大，塑性粘度先急剧增大、后减小、再稳步增长。

The results show that , with the increase of PAM quantity , divergence of the paste gets larger earlier and smaller later , the yield point stress keeps on increasing , and the plastic viscosity increases rapidly initially , drops latter , and increases smoothly .

CMc水溶液也呈假塑性，粘度随剪切速率的升高而降低，随浓度的增加而升高。

CMc aqueous solution also showed pseudoplastic behavior . The solution viscosity decreases with increasing shear rate and increases with increasing concentration .

PP／PP-R共混物熔体属假塑性流体，熔体粘度随PP-R含量的增加逐渐增大。

PP / PP-R blends are pseudoplastic fluid . Melt viscosity of the melt promptly increased with increasing of the PP-R content .

CMC溶液呈现假塑性，溶液的粘度随剪切速率的升高而降低，溶液的储能模量G？和损耗模量G？？都对频率有很强的依赖性。

CMC aqueous solution shows pseudoplastic behavior . The shear viscosity of CMC solution decreases with increasing the shear rate and the storage modulus G ' and loss modulus G '' are highly dependent on frequency .

实验结果表明，壳聚糖的醋酸水溶液属非牛顿假塑性流体，其粘度随溶液浓度和溶剂pH值的降低、温度的升高、存放时间的延长、外加盐量的增加而降低。

It is shown that chitosan_HAC aqueous solution is non_newtonian pseudoplastic liquid . The viscosity of chitosan solution decrease with the reducing of solution concentration and solvent pH value , the raising of temperature , the prolonging of time and the increasing of salt concentration .

HGB/TPU熔体属于假塑性流体，复数粘度随着频率的增大而减小，呈现典型的切力变稀行为。

The complex viscosity decreases with increasing frequency , showing a typical shear thinning behavior .

乳液呈现假塑性流体特征，粘度随硅溶胶加入量增加而增大。

The composite latexes showed characteristic of pseudoplastic fluid , the viscosity of latexes increased with the increasing of silica sol amount .

热塑性淀粉的熔体粘度（平衡扭矩）随淀粉和增塑剂种类、增塑剂的含量、转速和温度变化而变化；

Equilibrium torque ( Melt viscosity ) of TPS changes with the change of type of starch and plasticizer , plasticizer content , rotational speed , and temperature .

在文献调研的基础上，对泥浆性能影响环空岩屑运移进行了实验研究。讨论了动塑比、表观粘度、塑性粘度、有效粘度、泥浆密度等因素对无因次岩屑床面积的影响。

The influence of mud property , such as apparent viscosity , plastic viscosity and mud property , on the cleaning of high deviated hole .

但是，热塑性树脂，特别是高性能的热塑性树脂熔融粘度大，给热塑性树脂浸渍纤维带来困难。

But the molten viscosity of thermoplastic resin , particularly high performance thermoplastic resin is high , which creates difficulty in impregnation into fiber bundles .

以流体力学理论为基础，构建搅拌摩擦焊焊接过程中塑性材料的流动模型，建模时将塑性材料看成高粘度、非牛顿、不可压缩流体。

The fluid mechanics theory as a foundation , constructing plastic material flow model of the friction stir welding with the plastic material as high viscosity non-newtonian incompressible fluid .