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1)  outside diameter of bubble cap
泡罩外径
2)  bubble cap
泡罩
1.
Its structure is characterized by the fact that the sieve plate is replaced by a bubble cap plate and a plate of large holes to make water distribute better;a special shroud.
本文研究的防堵防跑双罩式内循环流态化水冷器的结构特点是:底室采用泡罩板加大孔均布板取代筛孔容易堵塞的筛板;水冷管出口安装挡粒调匀罩。
2.
In order to study the bubbling characteristic of single bubble cap in stagnant liquid, double-sensor conductivity probe has been used to determine the phase interfacial parameters such as local void fraction, interfacial area concentration and mean bubble size at the conditions with different gas volume flux and different height.
为了研究泡罩在静止液体中的鼓泡特性,用双头电导探针测试了不同气量下不同轴向位置处的相界面参数——局部含气率、界面浓度、气泡平均尺寸,得出了它们沿径向的分布规律:在轴向高度略高于泡罩高度处,局部含气率呈中间峰值分布形态,在径向r/R=0。
3.
To solve this problem,the new technology has been developed,which uses internal circulating fluidization with two bubble caps.
为解决这一问题,研究了高可靠性内循环流态化水冷器结构,底室采用泡罩板加大孔均布板取代筛孔容易堵塞的筛板,水冷管出口安装挡粒调匀罩。
3)  seer sucker bed sheet
泡泡纱床罩
4)  bubble diameter
泡径
1.
The structure and measuring principle of gradient furnace were introduced, and the curve of the foam temperature and bubble diameter was drawn.
介绍了梯温炉的结构及原理,根据测量结果绘制了发泡温度与泡径的关系曲线。
2.
The influences of foaming and holding time on bubble diameter and the property of devitrified foam glass have been studied.
以废玻璃为主要原料,用V2O5作为成核剂,再加入其它辅助原料制备了微晶泡沫玻璃,研究了发泡温度、保温时间对微晶泡沫玻璃泡径及性能的影响。
3.
The model deals with the relation of the bubble diameter of foam glass to the grain size of the foaming agent and the foaming temperature.
在实验的基础上应用数学分析方法,建立了较理想的泡沫玻璃的泡径和发泡剂粒径及发泡温度间的函数关系,对设计泡沫玻璃新品种有一定参考价值。
5)  bubble cap column
泡罩塔
1.
Applications of performance curves of bubble cap column;
泡罩塔负荷性能图及其应用
2.
The bubble cap column with direct steam heating wasused for separating rnethanol and water.
采用直接蒸汽加热的泡罩塔用于甲醇和水的分离,具有回收效率高和操作费用低的优点。
6)  bubble-cap tray
泡罩塔板
补充资料:泡罩
分子式:
CAS号:

性质:又称泡帽,是泡罩塔板的主要构件,有圆形泡罩及条形泡罩二类,目前主要采用圆形泡罩,它的外形如钟罩状。在泡罩的壁面开有很多齿缝,其形状有矩形,三角形及梯形。泡罩内有升气管,在泡罩与升气管之间形成回转空间。升气管固定在塔板上,气相通过升气管进入回转空间,以一定的喷出速度由齿缝喷出,与塔板上的液体形成鼓泡接触,进行传质过程。工业上常用泡罩的下径有50、80、100、150mm等几种。

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