Standard Article

Drying of Solid Materials

  1. Evangelos Tsotsas1,
  2. Thomas Metzger1,
  3. Volker Gnielinski2,
  4. Ernst-Ulrich Schlünder2

Published Online: 15 SEP 2010

DOI: 10.1002/14356007.b02_04.pub2

Ullmann's Encyclopedia of Industrial Chemistry

Ullmann's Encyclopedia of Industrial Chemistry

How to Cite

Tsotsas, E., Metzger, T., Gnielinski, V. and Schlünder, E.-U. 2010. Drying of Solid Materials. Ullmann's Encyclopedia of Industrial Chemistry. .

Author Information

  1. 1

    Thermal Process Engineering, Otto von Guericke University, Magdeburg, Germany

  2. 2

    Thermal Process Engineering, Karlsruhe Institute of Technology, Karlsruhe, Germany

Publication History

  1. Published Online: 15 SEP 2010


The article contains sections titled:

1.Theoretical Fundamentals of the Drying Process
1.1.Concepts, Definitions
1.2.Characteristics of Moist Solids
1.3.Drying Curves for ConvectionDrying
1.4.Drying Curves for Contact Drying
1.5.Drying Curves and Moisture-Composition Curves for Solids Wetted by Liquid Mixtures
2.Drying Methods and Dryer Types
2.1.Convection Drying
2.1.1.Flowing Gas
2.1.2.The Solid is Aerated
2.1.3.Large-Scale Agitation of the Solid
2.1.4.The Solid Moves in the Drying Agent
2.1.5.The Material is Sprayed
2.2.Contact Drying
2.2.1.Flat and Strip Materials
2.2.2.Low-Viscosity Materials
2.2.3.Pasty Materials
2.2.4.Granular Materials
2.3.Radiant Heat or Infrared Drying
2.4.Dielectric Heating
2.5.Vacuum and Freeze Drying
3.Selecting, Sizing, and Energy Requirements of Dryers
3.1.Choosing the Type of Dryer
3.1.1.The Role of the Material Properties of the Solid
3.1.2.Production Rate
3.1.3.Dryer Ventilation
3.2.Sizing the Dryer
3.2.1.Batch Dryers
3.2.2.Continuous Dryers
3.3.Heat and Driving Power Requirements