Drying of Solid Materials

Evangelos Tsotsas

Evangelos Tsotsas

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

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Thomas Metzger

Thomas Metzger

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

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Volker Gnielinski

Volker Gnielinski

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

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Ernst-Ulrich Schlünder

Ernst-Ulrich Schlünder

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

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First published: 15 September 2010
Citations: 9

Abstract

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

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