Even though MFR values are measured at an unrealistically low shear rate, it might seem that the test would accurately rank different materials for comparative ease of flow.
尽管MF R值是在低剪切速率下测定,与事实不符,但是可以从中准确地区分出不同相对流动性的好坏。
The shear viscosity decreases with increasing shear rate.
一定剪切速率下,剪切粘度增大。
The compound of Alkali Surfactant Polymer (ASP) is a kind of viscoelastic fluid, its rheological behavior can be formulated by power law model in simple shear flow within medium shear rate.
就其流变性而言,聚合物溶液和碱—表面活性剂—聚合物(ASP)复合体系均属粘弹性流体,但在中等剪切速率的简单剪切流动条件下,其流变性可用幂律模式描述。
Shear viscosity increases as the shear rate.
剪切粘度随着剪切速率的增大而减小。
Other factors of influencing er effect such as size and shape of particle, volume fraction, electric field strength, shear rate, temperature are discussed.
并对影响电流变液电流变效应的其它因素如聚苯胺粒子大小、形状,体积分数,外加电场强度,剪切速率,外界温度等进行了实验分析。
The complex viscosity decreased with the increase of shear rate in the form of approximate power law function.
动态复合粘度则随着剪切速率的增加而呈近似幂律函数形式减小。
The higher shear rate, the earlier reduction of strength of gel.
剪切速率愈大,发生冻胶强度下降的时间愈早。
The apparent viscosity at the point decreases distinctly with shear rate increasing.
随着剪切速率的增加,转相点的视粘度明显下降。
The optimal time which produces the best rheological properties of modified asphalt depends on the blend composition and on the shear rate used.
在生产改良沥青中,最佳的流变性能的最佳时间取决于混合物的组成和剪切率使用。
The result indicates that at certain experimental conditions, the viscosity of polymer solution will decrease with the increase of shear rate according to the rule of power law exponent.
结果表明:在一定的实验条件下,聚合物溶液的粘度随着剪切速率的增加而减小,其变化符合幂律指数规律。
The three dimension flow field in the triple-screw extruder with triangle configuration is the research objects, including velocity field, pressure field and shear rate field etc.
本课题以三角形排列的三螺杆挤出机三维流场为研究目标,研究内容包括速度场、压力场、剪切速率场等。
Melt pumping characteristics, velocity and shear rate distribution profiles of the screw assemblies are analyzed and discussed.
分析并比较了组合螺杆的熔体输送特性、速度场和剪切速率场分布规律。
The solution of SDF from soybean dregs were pseudoplastic fluid which viscosity decreased with the increasing of shear rate.
豆渣水溶性膳食纤维溶液粘度随剪切速率的增加而降低,呈现假塑性流体。
The apparent viscosity at the point decreases distinctly with the increment of shear rate.
随着剪切速率的增加,转相点的视粘度明显下降。
At lower shear rate, the fluid viscosity of composite has more sensitiveness to temperature.
在较低的剪切速率下,复合材料流体粘度对温度更敏感。
The effect of shear rate on shear stress is included in the revised model.
修正后的计算模型考虑了土壤受剪速度对其剪切应力的影响。
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.
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。
By contrast, the viscosity of a melt of a plastic at a constant temperature changes markedly as the shear rate changes.
与之对比的是,塑料熔体在一定温度下粘度随着剪切速率的变化而变化。
The results show that the apparent viscosity of A356 alloy slurry in steady-state decreases with the shear rate increasing under isothermal shearing condition.
结果表明:等温剪切时,浆料稳态表观粘度随着剪切速率的增大而下降,半固态a 356铝合金具有明显的触变性。
There is little if any flow, shear rate is extremely low, and viscosity is off the top of the graph, perhaps something like taffy.
如果任何流动速度和剪切速率都很低(廖注:似乎为“高”),那么粘度就就很小,粘度就从曲线的顶部掉下来,或许像太妃糖什么的。
Laboratory simulating studies are made on shear rate of pipe flow for purpose of realizing long distance transportation of additive crude oil.
为了使加降凝剂的原油实现长距离的管输,就管流剪切速率进行了实验室模拟研究。
Even though MFR values are measured at an unrealistically low shear rate, it might seem that the test would accurately rank different materials for comparative ease of flow.
尽管MF R值是在低剪切速率下测定,与事实不符,但是可以从中准确地区分出不同材料相对流动性的好坏。
According to the relationship between energy dissipation rate and shear rate, average shear rate to evaluate the shear action for annular pipe flow is obtained by using energy dissipation rate.
根据能量耗散率与剪切率的关系,采用体积平均能量耗散率计算环空管流的平均剪切率,以此来评价环空管流的剪切作用。
The pigment in this state exists as a pseudo-plastic fluid, whose viscosity, shear rate and solid contents can be related through a functional expression.
处于最佳分散状态的白色颜料分散液是一种假塑性流体,分散液粘度和剪切速率及分散液固含量三者关系可用函数式表达。
The viscometer was composed of mechanical rotating parts creating different shear rate, a sample cup and a cone plank.
设计的锥板粘度计由产生不同切变率的机械传动装置、放置血样的试样杯和锥板等装置组成。
It is found that the initial slip length controls the slip behavior at small shear rate, but the critical shear rate controls the boundary slip at high shear rate.
研究发现初始滑移长度对低剪切率下的滑移行为起主要作用,而临界剪切率决定了高剪切率下的边界滑移程度。
The influence of shear rate of the twin-screw stirring mixer with high shear rate on the quality of semi-solid magnesium alloy slurry has been studied by rheo-diecasting process.
采用半固态流变压铸成形工艺,研究了高剪切速率双螺杆机械搅拌制浆机中剪切速率对半固态镁合金浆料质量的影响规律。
The influence of shear rate of the twin-screw stirring mixer with high shear rate on the quality of semi-solid magnesium alloy slurry has been studied by rheo-diecasting process.
采用半固态流变压铸成形工艺,研究了高剪切速率双螺杆机械搅拌制浆机中剪切速率对半固态镁合金浆料质量的影响规律。
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