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。
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。
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。
In order to improve the efficiency and prolong the life of the fan, it is necessary to command the gas and solid two phase flow pattern master in the fan.
为了提高风机效率、延长风机寿命，所以掌握风机内部气、固两相流动规律是十分必要的。
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。
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。
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。
The one dimensional two phase flow model of solid propellant electrothermal chemical gun (SPETCG) is established in the paper.
该文建立了固体工质电热化学炮(SPETCG)内弹道一维两相流模型。
The solid phase transport process of charged two phase flow in the electrostatic powder spray is analysed. The transport equation of the solid phase is established.
对静电喷粉中的荷电气固两相流固相输送过程进行了分析，建立了固相输运方程。
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。
CDIPSAR algorithm on compressible and dense gas solid two phase turbulent flow is developed.
在DIPSAR算法的基础上，推导了适用于可压密相气固两相湍流流动数值计算的CDIPSAR算法。
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。
Two phase flow in the solid rocket motor combustion chamber under overload condition is studied with numerical method.
对过载状态下固体火箭发动机燃烧室内二相流动进行了数值研究。
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。
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。
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。
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。
The effects of velocity ratio of free streams on the particle sedimentation in liquid-solid two phase plane mixing layer are studied by flow visualization method.
本文采用流动显示的方法对平板混合层中上下层流体速度比对固体颗粒在混合层中沉降的影响进行了研究。
The characteristics of air flow and the air-solid two phase movement in a turbo classifier are analyzed by the dynamic equation of fluid motion combined with the features of intense circulating flow.
利用流体运动方程和平面强旋转流的流动特性分析了涡流分级机内空气流动特性和气固两相流运动特性。
Incipient motion of solid grain in solid-liquid two \ | phase flow is often concerned in many petroleum technologies, such as horizontal drilling, gravel-packing and sand washing.
水平井钻井、砾石充填及冲砂等作业都涉及到固液两相流动的固体颗粒起动问题。
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。
Secondly, in the horizontal gas Wells, wellbore annulus flow of gas - solid two-phase flow.
其次，在气体钻水平井中，井筒环空流动为气—固两相流。
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。
Dynamic equation for a single spherical bubble collapse in compressible solid-liquid two-phase flow is established.
建立了可压缩固液两相流中单球泡泡壁运动的动力学方程。
Dynamic equation for a single spherical bubble collapse in compressible solid-liquid two-phase flow is established.
建立了可压缩固液两相流中单球泡泡壁运动的动力学方程。
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