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- shear rheological model 剪切流变模型
- When the relevant exponent is the hightest,satisfied rheological model is gotten. 并给出计算程序框图。
- A 3-dimesion FEM model was adopted to simulate the rheological model, which has three layers, contacted one by one.The interfaces are immersible. 采用三维有限元模型模拟岩体,模型由依次接触的三层介质组成,层间定义为不可入的接触面。
- Keywords shear rate thickening;semisolid slurry;rheological model; 剪切速率增稠;半固态合金浆料;流变模型;
- Based on the theory of the viscoelastic rheological model,the coupled mechanical model of the soft rocks,the concrete sheath and the casing is developed. 以黏弹性流变模型理论为基础,建立软岩层、水泥环和套管流变耦合的力学模型。
- The reasonable selection for drilling fluid rheological model and the precise calculation for rheological parameters is the preconditions for optimizing drilling fluid design. 钻井液流变模式的合理选择和流变参数的准确计算是钻井液优化设计的前提。
- The result showed that its rheological model is similar to that of Binghan plastic fluid and its flow state in pipeline transportation is of laminal flow type. 结果表明,尾砂作骨料的似膏体充填料浆的流变模型近似于宾汉塑性体,料浆在管路输送中呈层流流态。
- A rheological model based on Dual-Arrhenius equation was established with experimental data and used to simulate and forecast the rheological behavior of this resin. 研究了一种可用于固体润滑的耐高温双马来酰亚胺树脂的流变特性,并根据双阿罗尼乌斯方程,建立了与实验数据较为相符的化学流变模型,同时对树脂粘度进行了预测。
- The rheological model of the mass concentration of coal-water slurries of 57.08% about Shenhua coal is gained by the experimental method of pipe flow and rotary viscometer. 摘要针对质量浓度为57.;08%25神华水煤浆,利用管流法和旋转粘度计法测得其流变模型。
- By working with different rheological models one might discover that. 通过研究不同的流变模式就可以发现它。
- Through the analysis of coal creeping feature, the paper proved that quintic rheological model with adhesiveness, elasticity and plasticity functions well in describing the creeping. 通过对煤体蠕变特性的分析,提出采用五元粘弹塑流变模型能很好地描述煤体的蠕变特征。在考虑煤层瓦斯的作用下,得到了含瓦斯的煤蠕变状态方程。
- A 3D rheological model and its algorithm for finite element method were established and a FDM/FEM integrated analysis system of thermal stress-strain based on this model was built. 建立了铸件凝固过程热应力模拟的三维流变学本构方程及其有限元算法和基于流变学模型的FDM/FEM集成的三维应力应变分析系统。
- This method can be used to determine the rheological parameter in Casson model of drilling fluid, optimize rheological model, adjust and evaluate the performance of drilling fluid. 该方法可以应用到钻井液卡森流变模式流变参数的确定、钻井液流变模式优选及钻井液性能调整和评价等方面。
- The impacts on the security of Xifeihe River left embankment under coal mining are evaluated with elastoplastic model, two-exponent rheological model and probability integral method. 然后利用数值模拟软件中的弹塑性模型和流变模型及概率积分法开展煤层开采对西淝河左大堤安全的影响评价。
- Speaking to water barrier and shutoff,magnetic active spreading system gives abnomal and non-Newtonian fluid property when rheological model con forms to the law of mathematical power. 对于隔、堵水而言,当流变模型符合乘方规律时,磁活性分散系统显现出异常的或非牛顿流体的特性。
- Appling different rheological models would cause in great effect on calculation of drilling hydraulic parameters. 选用不同的流变模式对钻井水力参数的计算影响很大。
- The results indicate that the rheological models of glass are different in tension and compression, so that the above assumption is not reasonable. 实验结果表明:玻璃在拉伸和压缩状态下的流变模型存在差异。 因此,假定玻璃在拉、压状态下的流变模型相同是不合理的。
- Firstly,several rheological models of cement slurry are proved through linear transformation and then measured datas of cement slurry are dealt with linear regression of models. 本文通过对水泥浆的几种流变模式进行线性转化,用水泥浆的实测数据分别对几种模式进行线性回归。
- Every spring they shear off the sheep's wool and sell it. 每年春天他们都要剪下羊毛去卖。
- The stress and strain of forming powder of wall ground tile in compacting process are analysed in this paper and several rheological models of forming powder are put forward. 对墙地砖成型粉体在压制过程中的应力与应变进行了分析并且提出了几种成型粉体的流变模型。
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