P
Pingxiang Daier Separation TechJul 25, 20265 min read

Liquid Maldistribution in Packed Towers: Causes, Effects and Solutions

Learn what causes liquid maldistribution in packed towers, how it affects mass transfer performance, HETP, pressure drop and separation efficiency, and how engineers can prevent it through proper design and operation.
P
Pingxiang Daier Separation TechJul 25, 20264 min read

How Engineers Make the Right Choice for Packed Columns

Compare random packing and structured packing for packed columns. Learn how engineers select the right option based on efficiency, pressure drop, capacity, installation requirements and process applications.
P
Pingxiang Daier Separation TechJul 21, 20265 min read

How to Select the Right Tower Packing for Chemical Processes: A Practical Engineering Guide

Learn how to select the right tower packing for absorption, stripping, distillation and scrubbing applications. This guide explains packing types, materials, size selection, pressure drop, HETP and key engineering considerations.
P
Pingxiang Daier Separation TechJul 18, 20267 min read

PREN Number Explained: A Material Selection Guide for Chloride Corrosion

Learn how to calculate PREN (Pitting Resistance Equivalent Number) for stainless steel material selection. Compare SS304, SS316L, Duplex 2205 and Super Duplex alloys for chloride corrosion resistance.
P
Pingxiang Daier Separation TechJul 11, 20267 min read

Chloride Limits for SS316L at Elevated Temperatures: Engineering Guidelines for Tower Packing Material Selection

Understand the chloride limits of SS316L stainless steel at elevated temperatures. Learn about pitting corrosion, chloride stress corrosion cracking (Cl-SCC), material selection, and engineering guidelines for tower packing applications.