Standard Article

Adsorption

  1. Hans-Jörg Bart1,
  2. Ulrich von Gemmingen2

Published Online: 15 JAN 2005

DOI: 10.1002/14356007.b03_09.pub2

Ullmann's Encyclopedia of Industrial Chemistry

Ullmann's Encyclopedia of Industrial Chemistry

How to Cite

Bart, H.-J. and von Gemmingen, U. 2005. Adsorption. Ullmann's Encyclopedia of Industrial Chemistry. .

Author Information

  1. 1

    Technische Universität Kaiserslautern, Lehrstuhl für Thermische Verfahrenstechnik, Kaiserslautern, Germany

  2. 2

    Linde AG, Höllriegelskreuth, Germany

Publication History

  1. Published Online: 15 JAN 2005

Chemistry Terms

Choose one or more boxes to highlight terms.

Abstract

The article contains sections titled:

1.Introduction
1.1.Definition and History
1.2.The Development of Adsorption Technology
1.3.Adsorbents and Processes for Separation of Gases and Liquids
2.Adsorption Apparatus
2.1.Gas Phase Adsorption
2.2.Liquid-Phase Adsorption
3.Adsorbents
3.1.Oxidic Hydrophilic Adsorbents
3.2.Carbon-Containing Adsorbents
3.3.Chemical Complexing Sorbents
4.Thermodynamics, Equilibria, and Heat of Adsorption
4.1.Explicit Equilibria
4.1.1.Single-Component Pure-Gas Equilibria
4.1.2.Temperature Dependence of the Saturation Loading
4.2.Adsorption Enthalpy
4.2.1.Differential Adsorption Enthalpies
4.2.2.Integral Adsorption Enthalpies
4.3.Mixture Equilibria
4.3.1.Homogeneous Surfaces
4.3.2.Mixture BET Equation
4.3.3.Ideal Adsorbed Solution Theory
4.3.3.1.Spreading Pressure
4.3.3.2.Examples for Binary Mixture Calculations
4.3.3.2.1.Given Gas-Phase Concentration
4.3.3.2.2.Given Loading
4.3.4.Statistical Thermodynamics Model
5.Kinetics
5.1.External/Internal Transport
5.1.1.Internal Resistances
5.1.2.Linear Driving Force and Other Models
6.Adsorber Dynamics
6.1.Modeling the Isothermal Fixed-Bed Adsorber
6.2.Modeling the Adiabatic Fixed-Bed Adsorber
6.2.1.Loading and Breakthrough Curves
6.2.2.Simplified Models
6.2.3.Coefficients
7.Regeneration of Adsorbents
7.1.Regeneration by Temperature Swing
7.2.Regeneration by Pressure Swing
7.3.Regeneration by Displacement
7.4.Regeneration by Extraction
7.5.Reactivation of Adsorbents
7.6.Liquid Phase Desorption
8.Gas Phase Processes
8.1.Adsorptive Separation of Gas Mixtures
8.2.Pressure Swing Processes
8.3.Separation of Nitrogen from Oxygen
8.4.Adsorptive Purification of Air
8.5.Removal of Radioactive Nuclides from Exhaust Gas
8.6.Removal of Organic Components from Exhaust Air
8.7.Adsorptive Desulfurization Processes
8.8.Adsorptive Purification of Methane
8.9.Adsorptive Purification of Hydrogen
8.10.Separation of Isomers
9.Liquid-Phase Processes
9.1.Purification of Drinking Water
9.2.Wastewater Treatment
9.3.Separation of Nonaqueous Substances