Development of a basic procedure to design sorption processes

Area of Science:

• Materials Science
• Chemical Engineering
• Environmental Science

Background:

• Odor problems require effective and rapid sorption separation solutions.
• Developing tailored adsorbents and efficient regeneration methods is crucial for practical odor control.

Purpose of the Study:

• To develop an appropriate sorption separation process for diverse odor issues.
• To establish strategies for adsorbent selection, process engineering, and regeneration.

Main Methods:

• Preparation and characterization of novel adsorbents, including silanized silica-adsorbents.
• Development of adsorption profile analysis and cluster analysis for adsorbent classification.
• Determination of adsorption kinetics, isotherms, and fixed-bed adsorber breakthrough curves.
• Evaluation of four regeneration methods: microwave, ultrasonic, ultrasonic-water, and water extraction desorption.

Main Results:

• A new method, adsorption profile analysis, was developed for adsorbent characterization and classification.
• Silanization allowed tailoring of silica-adsorbent properties.
• Adsorption kinetics, isotherms, and breakthrough curves were successfully determined.
• Microwave and ultrasonic-water desorption demonstrated superior regeneration performance.

Conclusions:

• The study provides a comprehensive approach to odor control using sorption separation.
• The developed methods facilitate the selection of optimal adsorbents and regeneration techniques.
• Microwave and ultrasonic-water desorption are promising for efficient adsorbent regeneration.