塔设备改造选型的分析

就当前扩产增容中塔设备设计和改造时板式塔和填料塔的选型问题加以分析。在评述目前国内常用的几种塔板和新型填料之后，着重介绍一种新型塔板（导向梯形浮阀塔板）和一种新型填料（波环填料——乾隆帕克）。

Analysis of type selection of reformation of column

Analysis for type selections of plate columns and packed columns in the design of the columns during revamp and expansion of the plant. New type of plate column (guiding ladder shapped float valve tray) and new packing materials (wave ring packing material-CHINAPAK) are introduced on the basis of analysing different column trays and new packing materials in China.