The model is used to predict the velocity, particle trajectory and concentration of the particle phase in circulating fluidized bed.
这一模型可用于预测循环床中颗粒相的速度、颗粒轨迹和颗粒相浓度。
In this model, governing equations of liquid were established with Eulerian approach, and discrete particle phase was simulated through Largrangian method.
在模型中,对液相采用欧拉法建立控制方程,对离散颗粒采用拉格朗日方法模拟。
This model can reduce the computer memory and save time, simulate the complex process of the particle phase and use Lagrange method to reduce the false diffusion.
此模型在不过分耗费计算机存储量及机时的条件下,能够模拟有复杂经历的颗粒相,而且颗粒相用拉各朗日方法可以减小伪扩散。
The gas and particle phase in the gas solid two phase plane mixing layers flow is numerically simulated using the discrete vortex method and trajectory method respectively.
对气固两相平板混合层流动,采用离散涡方法模拟气相场,轨道法跟踪颗粒的运动。
Comparing with the existing models, the new model can describe the interaction between gas phase and particle phase reasonably, and avoid error caused by the inaccurate experiential coefficient.
与现有模型相比,新模型不仅合理地描述了气固两相相互作用的物理过程,而且避免了以往采用经验系数所导致的误差和局限性。
And all it does is say that we're going to divide up our available volume into little bits that are basically the size of an atom or a molecule, or whatever the particle is in the gas phase.
它所做的是我们,将要把我们可利用的空间分割成小份,每小份大体上有一个原子,或一个分子的大小,或无论什么气体粒子的大小。
The result of experiments demonstrates capillary pressure may stabilize the particle on the sandstone at the minimum wetting phase saturation.
结果表明:在束缚水饱和度时,毛管力对岩石表面微粒起到稳定作用;
The researches on boron particle combustion in gaseous phase were made.
硼粒子在气相中的燃烧研究。
Finally an anisotropic two-phase turbulence model for dense gas-particle flows combining the usm model with the particle kinetic theory is proposed.
本文将二阶矩两相湍流模型和颗粒动力学理论结合,提出了各向异性的二阶矩稠密两相湍流模型。
Cyclone separator is a kind of equipment that USES rotary motion of gas-solid two-phase fluid to make the solid particle separated from the gas flow by centrifugal force.
旋风分离器是一种利用气固两相流体的旋转运动使固体颗粒在离心力的作用下从气流中分离出来的设备。
The cracking in cold rolling was mainly caused by the large Fe particle and heterogeneous distribution of second phase.
在轧制中合金出现开裂的原因与存在较大的铁颗粒及第二相的分布不均匀有关。
The optical-electrical measurement is an effective and feasible way to measure solid particle concentration and velocity in gas-solid two phase flow.
应用光一电检测方法测量气一固两相流中固体微粒浓度、速度,是一种十分有效和可行的方法。
The geometric and dynamic phase for spin-1 particle in a rotating magnetic field are studied.
文章研究了自旋为1的粒子在旋转磁场中的几何相位和动力学相位。
It leads to form the second phase particle, which hinder dislocation motion and improve alloy intensity.
有序化形成第二相粒子后阻碍位错运动,提高合金强度。
Loopy curved pipe was better than single curved pipe to profiles of particle concentration phase separation.
多圈螺旋管能够达到比单圈螺旋管更好的有利于分离的颗粒相浓度分布。
The condensed phase particle size distribution affects the combustion chamber and nozzle efficiency of solid rocket motors to some extent.
凝聚相微粒尺寸分布对固体火箭发动机燃烧室效率和喷管效率有影响。
The result shows that it can effectively accelerate the rate of hydrate formation by enhancing the heat transfer between the gas phase and hydrate particle.
研究结果表明强化气相与水合物颗粒之间的接触传热对提高水合物的生成速率具有十分重要意义。
TEM, XRD were used to study the changes on particle size and crystal phase of nanometer copper after sintering in vacuum.
用TEM、XRD等方法研究了蒸发法制备的纳米铜粒子真空烧结后粒子尺寸及晶相的变化。
The flow parameters, included distributions of two phase velocities, particle volume fraction and the pressure along the pipe etc. , can been obtained by using this method.
利用此法可以求得包括两相速度、颗粒容积宁和压力等沿管道的分布的流动参数。
An mount of analyses and calculations are carried out in the case of measuring the particle parameters in gas solid phase flow by extinction method.
然后针对实际中,在采用消光方法测量气固两相流流场中的颗粒参数的情况下,对校正系数的表达式进行了大量分析计算。
Improved models regarding dense gas-particle two-phase flow are proposed.
提出了模拟稠密气固两相流动的改进模型。
Detailed spray characteristics were obtained for a dual orifice atomizer using a phase Doppler particle analyzer (PDPA) in this study.
应用相多普勒粒度分析仪(PDPA)获得了双油路喷嘴详细的喷雾特性。
Phase ratio, particle size and thermal analytical character of the powder have been studied by DTA, particle size analyzer and X-ray diffraction.
应用DTA热分析仪、颗粒度分析仪和X光衍射仪研究分析了粉末的热分解特性、颗粒大小和分布以及相组成。
The critical event of cleavage is the propagation of a second phase particle-sized microcrack into the neighboring matrix.
解理的临界事件是由启裂的第二相尺寸的微裂纹向周围基体的扩展。
In composite system filled with solid and solid liquid phase, rational particle grade improve particles arrangement closer and increase stacking density.
在固液相填充复合体系中,采用合理的颗粒级配可使颗粒排列更加紧密,提高堆积密度。
Two-phase flow in the cyclone separator is a process of the solid particle separation from the gas phase, while the particle movement trace is decided by the turbulence to a large extent.
旋风分离器内部进行的是两相流运动,是气相和固体颗粒相的分离过程,而固体颗粒的运动在很大程度上取决于分离器内湍流的运动。
The phase difference between velocity of vibrate particle and force was analysed.
通过数学分析得出振动质点的速度与强迫力之间的相位差。
The flow structure and the slurry consistence of the particle-liquid two-phase flows through the impeller of the centrifugal slurry pump are studied.
离心式渣浆泵叶轮中固液两相流动,对于不同颗粒粒径有不同的运动规律和渣浆浓度分布。
The factors that influence the stability of three-phase foam, are the particle size of solid, solid concentration, hydrophobicity of particle and viscosity.
研究表明,影响三相泡沫稳定性的因素主要有颗粒大小、固体浓度和颗粒的疏水性。
The factors that influence the stability of three-phase foam, are the particle size of solid, solid concentration, hydrophobicity of particle and viscosity.
研究表明,影响三相泡沫稳定性的因素主要有颗粒大小、固体浓度和颗粒的疏水性。
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