In this paper, a dynamic model of the gas-solid two phase flow in magnetically fluidized bed is established first.
本文首先从理论上建立了磁流化床气固两相流动的动力学模型。
Research about solid particle characters in circulating fluidized bed is very important to study the principle of gas-solid two phase flow.
循环流化床内固相颗粒运动特性的研究对于揭示床内气固两相流机理具有重要意义。
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。
Then the Lagrange particle track model and the uniphase coupling method are used to simulate the gas-solid two phase flow field in the centrifugal fan.
再采用拉格朗同颗粒轨道模型，利用单相耦合法模拟了风机内部的气固两相流场。
Based on stress and cavity relationship of particles in gas-solid two phase flow field, quantitative correlation of pressure and density of pyrotechnic charges was deduced.
利用气固两相流颗粒间应力与空隙率之间的定量关系，推导了火工药剂压药压力与装药密度之间的定量关系。
The flow noise transit time estimation is given on the basis of mathematics model and linear neural networks, then the flow velocity of gas-solid two phase flow is measured.
并以此为基础通过线性神经网络测量流动噪声的渡越时间，进而测出流速。
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。
In the numerical simulation of a CFB apparatus, the result of the new model agrees with the experiment data well, so it shows the remarkable advantage or simulation of dense gas-solid two-phase flow.
经循环流化床数值模拟的检验证明，新模型的计算结果与实验数据吻合，从而在稠密气固两相流动的数值模拟中具有相当的优越性。
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。
Particle velocity is an important parameter describing the flow state of gas-solid two-phase flow.
颗粒的流动速度是反应气固两相流流动状况的一个重要参数。
Particle in the gas and solid two- phase flow of precalcining system, particle characteristic and moving rule are important factors that influence heat system efficiency.
预热预分解系统的气固两相流中，颗粒、颗粒特征及运动规律是影响预热系统热效率的重要因素。
This paper introduced the theory and knowledge about two phase flow, and summarized the techniques and instruments of measuring concentration of Gas-Solid multiphase flow.
本文介绍了两相流的相关理论与知识，就气固多相流浓度测量技术进行了理论综述，并对现有的气固多相流浓度测量设备做了介绍。
The structures of the gas solid two phase flow in the suspension bed were measured by a particle dynamic analyzer (PDA) at different apparent velocities for each of the nozzle structures.
用颗粒动态分析仪(PDA)测量了悬浮床内气固两相流动的结构，确定了不同表观气速和不同进气结构条件下的两相流场的特点。
Gas solid two phase flow problems are widely met with in power equipment and numerical simulation methods are often used for studying them.
在火力发电设备中，广泛存在着气固两相流动的问题，用计算机对气固流动进行模拟研究已成为重要手段。
In this paper, the two -phase flow behaviors of gas-solid circulating fluidized bed have been first studied by analysing experimental data.
本文首先从实验数据分析的角度揭示了气-固循环流化床的两相流动规律。
Based on study to two aspects of gas-solid two-phase flow and mathematical model, the calculation program for blade erosion and the countermeasures are resented.
根据气固两相流动和数学模型方面的研究，提出了磨蚀的计算方法和防止叶片磨蚀的有效手段。
How to choose the solid particles during gas-solid two-phase turbulent flow field measured by particle Dynamic Analyzer (PDA) is discussed in this paper.
本文研究了用三维粒子动态分析仪(PDA)测量气固两相湍流流场时固体粒子的选择问题。
The centrifugal sewage pump is the typical multi-phase flow fluid machinery, which is mainly used to transport and lift solid-liquid two-phase flow including a certain extent of gas.
离心式污水泵(即污水提升泵)，是典型的以输送固液两相流为主，同时含有不定量气体的多相流流体机械。
The computational predictions of the centrifugal fan flow indicated that the turbulence model under-predicted gas-solid two-phase flows.
计算结果表明所选的湍流模型能够很好的反映离心风机气固两相流的情况。
This paper introduces a new measurement technique of gas-solid two-phase mass flow measurement.
介绍一种气固两相流固相质量流量测量新技术。
In laboratory experiments, the expansion Angle and impact area of gas-solid two-phase jet, distribution of the central and outer jer flow as well as the influencing factors were measured.
试验中测定了气—固两相流的射流膨胀角及冲击面积，探讨了中心射流与外层射流的分布及其影响因素。
At present, the measurement techniques for gas-solid two phases flow have become a desiderative problem to be solved in multi-phase field.
目前，气固两相流检测技术已成为多相流研究中的一个亟待解决的问题。
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。
A mathematical model of dust movement was derived from the gas-solid two-phase flow theory.
运用气固两相流动理论，建立粉尘运动的数学模型。
Two-phase flow field of spinning solid rocket motor is simulated, and gas-particle of two-phase is analyzed in this paper.
本文对旋转固体火箭发动内的两相流场进行了数值模拟，主要目的是研究燃烧室—喷管内气相和颗粒相在旋转情况下的流动特性。
The effects of the louver structure parameters, the feed concentration and the primary air velocity on the concentrated ratio (RC) were studied by the gas solid two-phase flow experiments.
通过气固两相流实验研究了浓缩比与百叶窗结构，给粉浓度及一次风速的定量关系。
An experimental study of gas-solid distribution characteristics of the cyclone separator was conducted on a gas-solid two-phase flow test rig.
在气固两相实验台上进行了分离器气固分配特性的实验研究。
Gas-solid two-phase jet flow is widely used in many fields.
气固两相射流有着广泛的应用领域。
Reynolds stress model is used to serve as a turbulent flow model with the object of study being the gas-solid two-phase flow in a U-shaped separator.
湍流模型采用雷诺应力模型，研究对象为U型分离器内的气-固两相流动。
Reynolds stress model is used to serve as a turbulent flow model with the object of study being the gas-solid two-phase flow in a U-shaped separator.
湍流模型采用雷诺应力模型，研究对象为U型分离器内的气-固两相流动。
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