Based on k-ε two equation turbulent model, FLUENT, a large computer fluid mechanics software, was used to numerically simulate the flow pattern in baffled sedimentation tank with return ratio of zero and 75%, the serious short-circuiting current and bigger dead zone were observed.
利用k-ε两方程湍流模型,借助大型计算流体力学软件FLUENT,对回流比为零和75%情况下折流式沉淀池内流态进行了数值模拟,发现均存在严重的短流和较大的死区。
This paper analyses them and improves the utilizing conditions of the oblique-flow precipitating tank with lead-zinc smelting sewage treatment engineering.
斜流式沉淀池具有占地面积小、沉淀效率高的优点,但也存在排泥较困难、不耐冲击负荷等弱点,这制约了其在废水处理中的应用。
Numerical simulation for rectangular settling tanks;
平流式沉淀池数值模拟分析
Due to its simple structures, convenient management, low operating costs and strong adaptabilities to the changeable water quality, the rectangular settling tanks are still widely used in kinds of water and wastewater treatment.
平流式沉淀池由于其构造简单,管理方便,运行费用低廉,适应水质变化能力强等优点,至今仍广泛应用于各类净水厂与污水处理厂中。
Back propagation(BP) neural network was adopted to fit the known horizontal sedimentation tank construction cost with the calculation surface area(S) and volume(V) of the tank as input data.
对目标沉淀池采用回归正交设计方法,以沉淀池的长宽比k、沉淀时间t、效率η为设计因子,编制组合设计表,结合BP网络模型建立平流式沉淀池的费用函数,以该费用函数最小作为优化模型的目标函数,以沉淀池的各水力要素作为约束条件,建立沉淀池的优化设计模型。
The optimal designs of horizontal sedimentation tanks and plated upflow sedimentation tanks are made when sedimentation data is provided or not.
文中主要研究了平流式沉淀池、异向流斜板沉淀池的优化设计问题。
A three-dimensional two-phase flow model was built to simulate the flow fields in rectangular sedimentation tanks.
建立了平流式沉淀池水流的三维两相流模型,在动量方程中考虑了相间界面力的作用,以及悬浮物体积分数和两相间密度差的影响;应用计算流体力学软件STAR-CD对模型进行求解。
When rectangular sedimentation tank is used in secondary sedimentation, influent density current will be formed, because of concentration difference or temperature difference between influent an.
平流式沉淀池构造简单，造价较低，沉淀效果稳定，操作管理方便，对原水变化的适应性强，广泛应用于给水处理和城市污水处理的初沉池。
Experimental Simulation on Flow Pattern of Modified Horizontal Sedimentation Tank
改良型平流式沉淀池流态的实验模拟
The chlorinator pipe reforming of horizontal flow tank in No.4 water factory in Pingdingshan
平顶山市第四水厂平流式沉淀池加氯管改造
Research on Settling Performance of Activated Sludge in Rectangular Sedimentation Tank;
活性污泥在平流式沉淀池中的沉淀行为规律研究
Numerical Simulation Study of Rectangular Settling Tanks in Waterworks;
给水处理厂平流式沉淀池的数值模拟研究
The Three-dimensional Finite Element Analysis of Horizontal-flow Tank RC Structure;
平流式沉淀池钢筋混凝土结构的三维有限元分析
Two-Dimensional Numerical Simulation of the Two-Phase Flow in Rectanangular Secondary Settling Tanks
平流二次沉淀池两相流二维数值模拟
Research on Improving the Flow Pattern and the Sedimentation Effect of the Rectangular Secondary Sedimentation Tank Basedon FLUENT Simulation and Fluidization Visualization Experiments;
基于FLUENT模拟及流态可视化实验验证的平流式二沉池流态及沉淀效果改善研究
Experimental Investigation and Numerical Simulation on Flow Pattern of Horizontal Sedimentation Tank;
平流沉淀池流态的试验研究和数值模拟
THREE-DIMENSIONAL SIMULATION OF SOLID-LIQUID TWO-PHASE FLOW IN A CIRCULAR SECONDARY CLARIFIER
辐流式沉淀池固液两相流三维数值模拟
The Hydraulic Calculation of Water Distribution System of the Peripheral-feed Peripheral-overflow Settling Tank
周进周出辐流式沉淀池配水系统水力计算
Two-Dimensions Numerical Simulation of the Soiid-Liquid Two-Phase Flow in Rectangular Secondary Settling Tanks;
平流二次沉淀池的二维固液两相流数值模拟研究
Three-Dimensional Numerical Simulation in Rectangular Secondary Sedimentation Tanks Based on CFD;
基于CFD的平流式二沉池三维数值模拟
A TEST OF CONTINUOUS SEDIMENTATION - STUDY ON THE SETTLING PERFORMANCE IN A SECONDARY CLARIFIER
连续流沉淀试验——二次沉淀池运行工况的研究
APPLICATION OF ADVECTION PRECIPITATE POND IN WASTEWATER TREATMENT SYSTEM IN BENGANG NEW SINTER SHOP
平流沉淀池在本钢新烧车间浊环水系统中的应用
tube (plate)settler
异向流斜管（或斜板）沉淀池
Summary on 180 dia seamless open caisson construction technologies at Baotou Steel
包钢φ180无缝旋流沉淀池施工技术总结
Construction Technology of Half Top-down Method for Swirl Sedimentation Tank of Rolling Plant
轧钢厂旋流沉淀池半逆作法施工技术
Numerical Simulation of Gravity Flow and Buoyant Flow Caused by Temperature Difference in Circular Settling Tanks
圆形沉淀池内温差异重流与浮力流的数值模拟