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。
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。
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。
Application of oblique hole tray in the treatment of sewage containing methanol in YULIN gas field;
斜孔塔板在榆林气田含醇污水处理中的应用
On the base of traditional ammonia still process, the course of ammonia distillation is simulated and optimized by PRO/II software, and the new multiple overflow and composite oblique hole tray is applied to correct the old process, then the new distillation unit is established.
在传统蒸氨工艺基础上,将氨蒸馏分离采用PRO/II软件化工过程模拟优化,并采用新型多溢流复合斜孔塔板,修正原工艺中的不足,建了新的化工蒸馏单元。
The trays in the distillation column were designed with new multi overflow compound slant hole trays commonly used in the recent years.
在此基础上对原有工艺和新工艺精馏塔板进行设计 ,塔板选用近年来广泛应用的新型多溢流复合斜孔塔板。
The results are satisfied to use the slant hole trays which have good anti - blockin.
本文介绍在燕山石化公司化工一厂制苯车间裂解汽油加氢工段和茂名乙烯装置裂解汽油加氢工段应用斜孔塔板的情况,生产情况表明斜孔塔板具有较强的抗堵塞性能,在维持该装置长周期稳定生产中有良好作用。
The slant-hole tray was applied to the technical innovation of vinyl acetate distillation column.
采用复合斜孔塔板对醋酸乙烯精馏塔进行了技术改造。