首先，在气固流化床实验系统台上，获取各流型的压力波动信号。
Firstly, on the gas-solid fluidized bed experimental system platform, we get all the flow pattern of the pressure fluctuation signals.
第二，研究了静电引发剂对气固流化床静电势分布的变化的影响。
Secondly, the electrostatic behavior in a polyethylene gas-solid fluidized bed with different charge inducing agent added is studied.
通过向床层中加入聚乙烯块状颗粒来模拟气固流化床颗粒结块现象。
Agglomerate particle was put into the fluidization bed to simulate the agglomeration malfunction.
本文首先从理论上分析了温度对气固流化床的临界流化速度的影响。
In this paper, the influence of temperatures on the critical fluidization velocity was analyzed theoretically at first.
本文就是对气固流化床中的单个上升气泡与密相的传质问题进行了实验研究和理论分析。
The installation of experiment is founded based on two-dimensional beds model and three-dimensional beds model in the test.
应用功率谱分析、R/S分析、 混沌分析等对气固流化床压力波动信号的性质、组成进行了定量解剖。
The properties and components of pressure fluctuation signals in gas solid fluidized bed was dissected quantitatively by using power spectrum analysis, R/S analysis and chaos analysis.
本文采用不同的分析方法分析、研究了气固流化床中不同操作条件下的空隙率时间序列和颗粒碰撞压力时间序列。
The time series of voidage and particle colliding force at different operation conditions is analyzed and researched by statistic method-. power spectrum and chaos theory in this papers.
本文在分析气固流化床特性的基础上，对流化床干法分选理论进行了深入研究，揭示了空气重介质流化床的分选机理。
The paper introduces the theory of coal dry seperation and the mechanism of fluidized bed using gas as heavy medium.
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。
In this paper, a dynamic model of the gas-solid two phase flow in magnetically fluidized bed is established first.
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。
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.
该文采用离散元素法DEM模型对二维L型定向风帽流化床中的气-固流动特性进行模拟。
DEM (Discrete Element Method) is used to simulate the gas-solid flow of a two-dimension fluidized bed with L-type wind caps in this paper.
在冷态试验台上研究了循环流化床料腿密相段中不同管束布置方式对气固流动特性的影响。
The influence of the arrangements of pipes on gas solid flow characteristics in the dense section of standpipe in the circulating fluidized bed is studied on a cold state experiment platform.
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。
In this paper, the two -phase flow behaviors of gas-solid circulating fluidized bed have been first studied by analysing experimental data.
本文通过采用实验和数值模拟的方法，研究了喷动流化床内气体混合特性以及床内气固两相的流动特性。
The dissertation studies the characteristics of gas mixing and the gas-solid two phases flow in spouted-fluidization bed with experiment and numerical simulation methods.
在一个加压喷动流化床装置上进行了冷态实验，研究加压条件下床中的气固流动状态和气体在各部分的扩散特性。
The experimental study of a gas solid flow pattern and gas diffusion characteristics using polystyol particles and glass bead has been carried out in a pressurized spouted fluidized bed.
提出了一种将混沌的相空间重构、小波包分析和神经网络相结合的新方法用于预测气-固循环流化床的颗粒浓度。
A new hybrid method for prediction of solids holdup in gas-solid circulating fluidized bed is proposed based on chaos phase reconstruction and wavelet package as well as neural networks.
用侧面切圆射流和旋流布风板造成了鼓泡流化床内气固流动的新流型。
A new flow pattern in gas-solid fluidized beds is developed by using lateral tangent gas jets and a Spiral distributor.
计算结果与前人实验结果相符并表明，采用该模型及其算法模拟循环流化床内稠密气固两相流动是可行的。
These calculated results are in agreement with experiment ones. It shows that these models and algorithm are feasible and can be used to study the dense two-phase flow in a CFB efficiently.
研究流化床提升管内气固流场分布情况对设计和优化循环流化床脱硫器有重要意义。
It is valuable for CFB desulfurization reactor design optimization to study the gas-solid flow field characteristic in CFB riser.
流化床操作具有固体颗粒混合好，气固两相传热传质表面积大等优点。
Fluidized bed drier enjoys advantages of even solid particle mixing and large heat and mass transfer area of gas and solid phase.
在循环流化床内的传热研究方面，大多数研究者从事的是床层与换热表面之间的传热研究，而忽略了床中重要的气固两相间的传热。
In the study of heat transfer in CFB, most researchers focus on the heat transfer between the bed and the wall, few people attach importance to the gas-solid interfacial heat transfer.
下行循环流化床反应器要求气固分离器具有分离效率高、气相停留时间短、压力损失小、设备磨损小等特点。
New kind of gas-solid fast separator with high separating efficiency, short gas resident time, low pressure loss and long life is urgently needed to couple with concurrent downer reactor.
研究流化床提升管内气固流场分布情况对设计和优化循环流化床脱硫器有着重要价值。
It is valuable for CFB desulfurizer design optimization to study the gas-solid flow field characteristic in CFB riser.
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。
Research about solid particle characters in circulating fluidized bed is very important to study the principle of gas-solid two phase flow.
对气液固三相循环流化床中气固相含率沿轴径向的分布进行了实验研究和模拟。
Distributions of gas and solid holdup along radial and axial directions are investigated and simulated.
本文运用基于颗粒动理学理论的欧拉-欧拉气固多相流模型，考虑颗粒自旋转流动对颗粒碰撞能量交换和耗散的影响，数值模拟流化床内气体颗粒两相流动特性。
Numerical analyses of effect of particle rotation on gas and particles flow behavior were performed using two-fluid flow model combining with the kinetic theory of granular flow.
循环流化床锅炉燃烧系统的数值模拟和机理建模涉及到对气固两相流方式下燃烧过程的理解和描述，已有的机理模型都十分复杂，不适合用于现场控制系统设计和优化。
For the numerical simulation and mechanism modeling of combustion system involve the gas-solid flow principle, existing models are to complex to be suitable for design and optimizing of CFB unit.
循环流化床锅炉燃烧系统的数值模拟和机理建模涉及到对气固两相流方式下燃烧过程的理解和描述，已有的机理模型都十分复杂，不适合用于现场控制系统设计和优化。
For the numerical simulation and mechanism modeling of combustion system involve the gas-solid flow principle, existing models are to complex to be suitable for design and optimizing of CFB unit.
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