提出了模拟稠密气固两相流动的改进模型。
Improved models regarding dense gas-particle two-phase flow are proposed.
气固催化法制备酮类化合物是一类重要的反应。
It is a kind of important reaction to prepare ketones through gas-solid catalysis.
本文提出了气固两相流动的湍流扩散数学模型。
A numerical model for turbulent fluctuation and diffusion of gas-particle flows is presented.
文章讨论了气固相催化反应的基本过程和速率方程。
The basic process of gas solid catalytic reaction and rate equation have been discussed in this article.
旋风分离器也是一种惯性分离器,较多地用于气固分离。
Cyclone separator is a kind of inertial separator, more for gas-solid separation.
多孔介质的气固相反应模拟可分为连续模型和离散模型。
The porous material gas-solid reaction model can be divided into continuum models and discrete models.
通过改变催化剂的流动轨迹达到改善气固接触效率的目的。
The gas solid contact efficiency was improved by adjusting the flow tracks of catalyst.
气固两相高度分散状态进行对流干燥达到除去水份的目的。
Good state of distribution between air and solid phase carries out convective dry in order to remove moisture.
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 velocity is an important parameter describing the flow state of gas-solid two-phase flow.
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.
在自然界和实际的工程应用中,气固两相自由剪切流动比较典型。
In the nature and practical engineering applications, the gas-solid two-phase free shear flows are typical.
本文还讨论了二体碰撞假设和混沌假设在气固两相流中的适用性。
The application of binary collision assumption and the assumption of molecular chaos to gas-particle flows is also discussed.
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.
气固两相射流具有高的颗粒温度,呈现强烈的气固两相湍流流动特性。
High granular temperature of particles appeared the intensity turbulence of gas-solid jetting flow.
研究表明对于显著气固反应不能忽略化学反应与气体渗流的相互作用。
So, for rapid gas-solid reaction, the interaction between the flow of gas mixture and gas-solid reaction can't be neglected.
随着循环量的增大,立管内的负压差梯度及气固相对速度也随之增大;
The negative pressure gradient and slip velocity in standpipe increase with the increase of circulating rate.
论文成功研制了气固两相圆湍射流拟序结构实验台及其流动显示系统。
The gas-particle round jet coherent structure experimental system and the visualization system were successfully designed and manufactured.
团聚室中引入气固射流,使团聚室内形成局部湍流,强化颗粒间的碰撞。
In order to intensify the collision among the inhalable particles, a gas-solid jet flow was introduced into the agglomeration chamber to generate a local turbulent flow field.
分析气固两相流在循环路径中的压力分布,并通过试验对其进行了研究。
Firstly, the pressure distribution of gas solid flow along the circulating route is analyzed and experimentally studied.
利用自制冲蚀磨损试验装置,研究了耐磨胶粘涂层气固冲蚀磨损的特性。
The abrasion properties of wear-resistant adhesive coatings have been studied on self-created abrasion test facility.
本文对气固冲蚀和浆体冲蚀条件下耐磨环氧胶粘涂层的磨损特性进行了研究。
The wear properties of antiwear adhesive coatings under solid particle erosion and slurry erosion condition were studied in this paper.
此方法及条件适合于优化轻质烷烃气固相异构化催化剂的制备及其酸性能的优化。
The method and condition are applicable to preparation of light paraffin gas-solid phase isomerization catalysts and optimization of their acidity.
提出了数值模拟稠密气固两相流动的多重格子-真实轨道模型(MLAT模型)。
To simulate the cluster formation in dense two-phase flow, a multi-lattice actual trajectory (MLAT) model is developed.
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.
应用高温气固悬浮实验台对水泥生料在预分解炉中分解动力学的过程进行了模拟实验。
High temperature gas solid suspension reactor was used to simulate decomposition of cement raw meal.
为了探求气固两相圆湍流射流的特性,研究了不同雷诺数对气固两相圆湍射流的影响。
To study the characteristics of the gas-particle turbulent round jet, the effects of Reynolds number on the round jet were investigated.
计算结果表明颗粒间非弹性碰撞和气固间曳力的增大均使气固两相流动的非均匀性增大。
The results show that the stronger the particle-particle collisional dissipation and gas-solid drag force, the more heterogeneous the flow structure.
采用欧拉双流体模型,运用计及颗粒团聚效应的能量最小多尺度模型改进气固相间曳力。
By taking cluster effects into account, it USES the energy-minimization multi-scale model to improve the drag force between gas and solid.
结渣过程是个十分复杂的物理化学过程,其中涉及燃烧、气固多相流、传热与传质等多门学科。
Slagging is a very complicated physical and chemical process which deals with several scientific courses such as combustion, multi-phase flow, heat and mass transfer etc.
结渣过程是个十分复杂的物理化学过程,其中涉及燃烧、气固多相流、传热与传质等多门学科。
Slagging is a very complicated physical and chemical process which deals with several scientific courses such as combustion, multi-phase flow, heat and mass transfer etc.
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