Process Engineering Reference Sheets by MyEngineeringTools.com
THE CALCULATORS

Classification of Adsorption Mechanisms

Calculation of the isosteric heat of adsorption to classify adsorption mechanisms as physisorption or chemisorption using the Clausius-Clapeyron relation.

📖 Need the theory? Read the methodology, assumptions, and equations in the full reference guide.
Read Classification of Adsorption Mechanisms Guide →

1. Define Input Parameters

2. Engineering Output

Log Pressure Ratio (LPR)
- dimensionless
Delta Inverse Temperature (DIT)
- K^-1
Isosteric Heat of Adsorption (qst)
- kJ/mol

Need this calculation offline?

Download Offline Excel Calculation

Context & Assumptions

This calculation determines the strength of interaction between an adsorbate and adsorbent, which is essential for designing regeneration strategies in separation units. By quantifying the isosteric heat of adsorption, engineers can classify the mechanism as physisorption or chemisorption based on thermodynamic thresholds.

Understand the Engineering Principles

Review the step-by-step derivations, typical industrial limits, and scale-up rules.

Looking for more tools?

Explore our full library of interactive Process Engineering calculators.

View the Calculator Index