离子交换软化系列:如三塔流动床、组合式软水器和全自动软水器。
Ion exchange softening Series: If Mobile - bed tower, Combined softener and Automatic softener.
试验结果表明,采用固定床或外加热流动床法可获得较好的选别指标。
The test results showed that better separation index could be obtained by the fixed bed method oro…
在文中提出了移动床式蒸汽活化器和流动床式蒸汽活化器两种方案,并进行了计算和分析。
Two schemes were put forward in the paper: movable bed type steam activation device and fluidized bed type steam activation device, and calculation and analysis were conducted respectively.
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.
结果表明,DEM方法能很好地模拟鼓泡床内的流动特性。
The results show that the DEM method can better simulate the flow characteristics in the bubbling fluidized bed.
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.
循环流化床(CFB)底部区流动与传热特性的研究是一个具有十分重要的工程背景的课题。
The investigation on hydrodynamics & heat transfer in the bottom zone in circulating fluidized beds (CFBs) is of importance for engineering applications.
采用固定床连续流动反应装置,对此催化剂用于气相苯加氢制环已烷的活性进行评价。
The catalyst was prepared by impregnating depositing process and the catalyst activity was evaluated with a continuous flow fixed bed reactor.
本文研究了以高分子(聚丙烯酸酯类)载体为固相的三相循环流化床的部分流动特性;
Some flow characteristics of the fluid in the three-phase circulating fluidized bed with polymer porous carriers are studied in this thesis.
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。
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.
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.
在固定床连续流动式反应装置上评选出了三种不同类型的甲醇裂解催化剂。
Three different kinds of catalysts for methanol pyrolysis are screened out on a continuous fixed bed reactor system.
热循环回路是循环流化床(CFB)锅炉的关键系统,其循环流动特性和热力特性直接影响CF B锅炉的安全经济运行。
The thermocycling loop is a key system of circulating fluidized bed (CFB) boiler, its circulating flow and thermodynamic characters directly affect safe and economic operation of CFB boiler.
对固定床中流体与换热管呈错流流动的传热进行了实验研究,并以二维传热模型进行模拟。
An experimental study was conducted on the cross-flow heat transfer in a fixed-bed, and simulated by a two-dimensional model.
由于下行床具有短停留时间、气固流动更均匀和返混小的优点,能获得更高的产品收率,使干气收率受到抑制。
Owing to the short residence time, more uniform gas-solid flow and reduced backmixing of downer reactor, it can obtain more object products and the dry gas yield can be inhibited.
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.
同时为进一步建立适合油页岩的循环流化床燃烧室稀相区的流动、燃烧、传热、磨损模型奠定了基础。
It lays a foundation for modeling of flowing and combustion as well as heat transfer and abrasion of oil shale circulating fluidized bed boiler dilute zone.
介绍了一种测量高温流化床水平埋管流动特性的测量装置。
Describes an instrument for measuring the local flow characteristics around a immersed tube in a high temperature fluidized bed.
用该模型对下行床内稠密两相流动进行了数值模拟。
The model was then used to simulate dense gas-particle flows in downcomers.
依据此模型对下行床恒速段流动结构进行了计算并进行了讨论。
Based on this model, the flow structure in constant velocity section of downer was calculated, and discussed.
文中采用基于颗粒轨道模型的欧拉拉格朗日法对超重力旋转床中的气液两相流动与传质进行了数值模拟研究。
In this paper, a particle trajectory model attached in an Eulerian-Lagrangian method is used to numerically simulate gas-liquid two-phase flow in RPB.
本文提出了轴向流固定床反应器的流动模型和基本方程。
In this paper, the flow model and basic equations in axial flow fixed-bed reactor are given.
以有机含氧化合物丁酸和丁醇为合成油品的模型化合物,在连续流动固定床反应器中考察了催化剂的加氢脱氧性能。
The performance of the catalysts for hydrodeoxygenation of model organic compounds, butyric acid and butanol, was investigated in a continuous fixed bed reactor.
通过改变液氮在传热过程中的流动状态,改善液氮与吸附床之间的热交换效率。
In this paper, the heat transfer efficiency of the adsorption bed with different structure was studied with theoretic and experimental approaches.
本文分别对轴向及径向固定床反应器内的流动作了分析。
In this paper, analyses are made for the flow characteristics both in axial and radial flow reactors.
实验结果证明,这两种方法都能够准确、可靠地用来判断滴流床中流动形态的变化。
Experimental results indicate that both methods are precise and reliable approaches for identification of flow pat - tern transition.
实验结果证明,这两种方法都能够准确、可靠地用来判断滴流床中流动形态的变化。
Experimental results indicate that both methods are precise and reliable approaches for identification of flow pat - tern transition.
应用推荐