1)Sieve tray筛孔塔板
1.Dry plate pressure drop of conventional sieve tray and tapered sieve tray were measured with air in a φ500 mm transparent tower made of polymethacrylate.在直径500 mm的有机玻璃塔内,以空气为物系,对普通筛孔塔板和锥形筛孔塔板的干板压降进行测定,根据Hughmark-O'Connell关联式计算得到孔流系数。
2.Two different types of orifices were opened on wall of exit weir of both sieve tray and fixed valve tray for comparison.针对固定阀塔板和筛孔塔板,在出口堰上开倒梯形和条形两种型式的分流孔,对从堰上分流孔分流出去的液量作了实验研究,得到了分流液量随气、液流量变化的规律。
3.Possibility of the unit expansion to 56 000 b/d has been discussed together with the optimum design criterion of sieve tray.深入探讨了对筛孔塔板的优化设计判据,指出应根据塔板的作用来区别考虑塔板的适宜操作范围。
英文短句/例句
1.Study on pressure drop characteristics of multi-downcomer sieve tray多降液管筛孔塔板的压力降性能研究
2.Round and square perforation plate screens-Thickness of 3 mm and aboveGB/T10613-1989板厚≥3mm的圆孔和方孔筛板
3.Screen plants--Codification for designating perforationsGB/T10061-1988筛板筛孔的标记方法
4.Slots with round end and slots with square end plate screensGB/T12620-1990长圆孔和长方孔筛板
5.Glitsch combined valve and sieve tray格利奇浮阀-筛孔混合塔盘
6." Test sieves--Metal wire cloth, perforated metal plate and electroformed sheet--Nominal sizes of opening"GB/T6005-1997试验筛金属丝编织网、穿孔板和电成型薄板筛孔的基本尺寸
7.Three-Tower Rectifcation Technology by Using New Type Vertical Sieve Plate Tower for Methanol Production新型垂直筛板塔甲醇三塔精馏工艺技术
8.Evaluation of perforated trays(Ⅱ)--models of perforated tray modified with FRI data网孔塔板的评价(Ⅱ)——用FRI数据改进网孔塔板设计模型
9.Evaluation to perforated tray(Ⅰ)--performances of perforated tray at vacuum conditions predicted with FRI data网孔塔板的评价(Ⅰ)——用FRI数据预测网孔塔板在减压体系的操作性能
10.A sieve- plate column designed by the authors solved the problem.简要介绍了筛板塔在工程中的应用。
11.Appllcation of new vertical sieve-tray columns in alco-hol rectifying process新型垂直筛板塔在酒精精馏中的应用
12.Numerical Simulation of Two Phase Turbulent Flows and Mass Transfer on Sieve Trays;筛板塔上流动和传质特性的数值模拟
13.Green Design: Operation Optimization of a Pulsed-sieve-plate Column;绿色设计研究：脉冲筛板塔的操作优化
14.Research and Improvement on the Structure of New Vertical Sieve Tray;新型垂直筛板塔结构改进及性能研究
15.Experimental Study on Desulfurization and Nitrification in Spray Scrubber;筛板式喷淋塔脱硫脱硝性能试验研究
16.Design of the sieve plate in ZLX-1200 ion exchange towerZLX-1200型离子交换塔的筛板设计
17.A perforated iron plate or screen for sieving and grading crushed ore.篦条筛用于筛选粉碎的矿石并分级的有孔铁板或铁筛
18.Effect of Liquid Viscosity on Sieve Tray Hydraulic Performance;液相粘度对筛板塔流体力学性能的影响
相关短句/例句
Linde sieve plate林德筛孔塔板
3)sieve tray筛板塔板
4)Hagbarth plate哈格巴斯泡罩筛孔塔板
5)multi-downcomer sieve tray多降液管筛孔塔板
1.Study on pressure drop characteristics of multi-downcomer sieve tray多降液管筛孔塔板的压力降性能研究
6)sieve tray筛板塔
1.In the process, sieve tray tanks are always used as a reactor and separator.筛板塔在催化精馏过程中发挥着极其重要的作用,对筛板塔塔板上流体流动及传质过程进行研究对过程设计和过程强化具有重要的理论意义和实用价值。
延伸阅读
筛孔塔板分子式：CAS号：性质：是一种带有降液管的塔板，其上开以筛孔，气体通过筛孔上升，穿越液层，形成鼓泡区，进行传质。筛孔大小根据具体情况而异。在空分精馏塔等低温装置中，筛孔直径小到0.9mm左右；早期酒精工业常用的孔径为2～3mm；近代的筛板塔的筛板孔一般用4～8mm；对于大型塔及易产生堵阻的情况，可用10～25mm的筛孔。过去往往认为筛板塔操作是不稳定的，现已设计出具有一定操作弹性的筛板，对于筛板水平度等的要求，亦并非过于苛严。目前，筛板塔仍较广泛地应用于化工生产装置中。
