1) convergence_divergence draft tube
缩放型导流筒
1.
The reactor consists of one conventional draft tube and three convergence_divergence draft tubes.
反应器包含一个传统的导流筒和三段缩放型导流筒 。
2.
Hydrodynamics and mass transfer of gas_liquid two_phase Newtonian flow in the internal loop airlift bioreactor with a convergence_divergence draft tube were studied in terms of gas holdup, liquid circulation velocity and volumetric mass transfer coefficient.
从气相含率、液体循环速度和体积氧传质系数方面研究气液两相牛顿流体在缩放型导流筒气升式内环流生物反应器内的流体力学与传质特性。
3.
Gas holdup in an internal loop airlift bioreactor was studied, the bioreactor consists of one conventional draft tube and three convergence_divergence draft tubes.
研究了传统圆柱型和三种不同结构缩放型导流筒气升式内环流生物反应器的气相含率，用排液体积法和压差法分别测定了总气相含率、下降区气相含率及分离区气相含率，并通过质量衡算求得上升区气相含率。
2) flow distributor
导流筒
1.
The flow field in tapered jacket-type flow distributor in heat exchanger is simulated with computational fluid dynamics(CFD).
采用计算流体力学方法对换热器夹套式变截面导流筒的流场进行数值模拟。
3) draft tube
导流筒
1.
In an agitated reactor with hydrofoil impeller,effects of draft tube structure and solid content on power consumption and gas holdup were investigated.
0的搅拌反应器中,研究了导流筒结构及固体含量对翼型轴流桨功耗与气含率的影响。
2.
The flow characteristics of a 200 mm×2500 mm three-phase continuous loop reactor with a draft tube were systematically investigated with glass beads as the solids phase,air as the gas phase and tap water as the liquid phase,respectively.
结果表明,导流筒内截面平均气含率随表观气速的增大而增大;较之气液两相流,在低固含率时,加入固体对气含率影响不明显,而在较高固含率下,气含率有明显降低,但固体再增加时对气含率变化影响不大。
3.
Aim\ To find out the factors which affect the circulating flux in an agitated tank with draft tube, and optimize the type of impeller.
目的 研究带导流筒搅拌槽内循环流量的影响因素 ,优化搅拌桨型式 。
4) draft-tube
导流筒
1.
Eulerian-Eulerian two fluid model was applied to investigate effect of draft-tube structure on(gas-)liquid flow in airlift loop reactor.
使用欧拉-欧拉两流体模型研究了导流筒结构对气升式环流反应器内气液两相流动的影响。
2.
The effects of impeller type, diameter of draft-tube, clearance between draft-tube and the bottom of tank, liquid height, tube number and circulation area on the circulation flux were systematically investigated by thermo-tracing responding system in flat bottom cylindrical draft tube vessels of 0.
8m的带导流筒的搅拌槽内，采用热示踪热响应法系统考察了搅拌桨型、导流简直径和离底距离、静液位高度、列管设置及其流通面积对搅拌功率及循环流量的影响。
5) inner draft tube
内导流筒
1.
Study on condense effect on rod baffle floating head heat exchanger with inner draft tube;
内导流筒折流杆浮头式换热器冷凝效果研究
6) guide shell
导流筒
1.
The optimization design of guide shell is very important for compact plate-shell heat exchangers.
对常用导流筒进行流体动力学分析,发现存在严重的物流分配不均现象。
2.
We find that using the guide shell and the cooling cover improves the argon flow field,the solid-liquid interface,and the temperature gradient.
研究发现在导流系统中引入导流筒及冷却功能后,氩气流场得到明显的改善,晶体中纵向温度梯度均匀性改善,固液界面趋于平坦,有利于结晶潜热的散发和单晶径向电阻率的均匀性。
补充资料：导流筒
分子式：
CAS号：
性质：安装在搅拌釜内的构件。用它来控制返回流的速度和方向，以使被搅拌物系中确立某一特定的流型。对于螺旋桨搅拌器，导流筒套在叶轮的外面；对于涡轮搅拌器，导流筒置于叶轮的上方。在大型矿浆浸出槽中，用置于导流筒中的叶轮代替气流搅拌，可使能耗降低，并缩短了操作周期。
CAS号：
性质：安装在搅拌釜内的构件。用它来控制返回流的速度和方向，以使被搅拌物系中确立某一特定的流型。对于螺旋桨搅拌器，导流筒套在叶轮的外面；对于涡轮搅拌器，导流筒置于叶轮的上方。在大型矿浆浸出槽中，用置于导流筒中的叶轮代替气流搅拌，可使能耗降低，并缩短了操作周期。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条