Modern Drying Technology, Volume 1 Computational Tools at Different Scales

by Tsotsas, Evangelos; Mujumdar, Arun S.

• ISBN13: 9783527315567
• ISBN10: 352731556X
• Edition: 1st
• Format: Hardcover
• Copyright: 2007-10-22
• Publisher: Wiley-VCH

Summary

This five-volume handbook provides a comprehensive overview of all important aspects of modern drying technology, including only advanced results. Volume 1 deals with computational tools at different scales, including homogenized, pore network and continuous thermo-mechanical models, computational fluid dynamics and population balances, as well as process systems simulation tools. High-level, cutting-edge results on a mandatory industrial process.

Author Biography

Professor Dr. Ing. Evangelos Tsotsas born 1959, Thessaloniki/Greece; PhD: 1985, Karlsruhe/Germany; Habilitation: 1990, Karlsruhe; till 1994: The Dow Chemical Company; since 1994: Professor of Thermal Process Engineering at Otto-von-Guericke-University Magdeburg; 1998-2002: Dean of the Faculty of Process and Systems Engineering; elected German Research Council (DFG) reviewer, member of the selection committee of the Alexander von Humboldt Foundation, the European Multiphase Systems Institute, and the International Center of Heat and Mass Transfer; Chairman of Working Parties on Drying of the EFCE and GVC; 2002: Award for innovation in drying research.

Professor Arun S. Mujumdar; PhD McGill University, Montreal; Professor of Chemical Engineering, McGill University, until July 2000; Visiting Professor at numerous universities; Honorary Professor of five universities in China; President and Principal Consultant, Exergex Corp., Canada 1989-2000; consultant for over 60 companies; authored 2 books and over 60 book chapters, edited or co-edited over 50 books and journals; published more than 300 research papers, presented over 200 conference papers; external reviewer for various research councils; founder, chair or member of organizing panels for numerous major international conferences; elected Fellow of American Society of Mechanical Engineers, Chemical Institute of Canada and Inst. Chem. Eng. (India); member of AIChE, CPPA, Sigma Xi; awarded Senior Fellowship by Japan Society for Promotion of Science (1988 and 1996), Innovation in Drying Award, IDS '86, MIT, The Procter & Gamble Award for Excellence in Drying Research (1998); named Distinguished Scientists of the 20th Century, International Man of the Year by International Biographical Institute, Cambridge (1999); listed in 1000 World Leaders of Influence by the American Biographical Institute, Raleigh, USA (2000).

Table of Contents

Comprehensive drying models based on volume averaging

Background, Application And Perspective

Microscopic Foundations of the Macroscopic Formulation

The Macroscopic Set of Equations Physical Phenomena Embedded in the Equations Computational

Strategy to Solve the Comprehensive Set of Macroscopic Equations Possibilities Offered by this Modeling

Approach: Convective Drying Possibilities Offered by this Modeling

Approach: Less-Common Drying Configurations Homogenization as a Way to Supply the Code with Physical Parameters

The Multiscale Approach PORE-NETWORK MODELS: A POWERFUL TOOL TO STUDY DRYING AT THE PORE LEVEL AND UNDERSTAND THE INFLUENCE OF STRUCTURE ON DRYING KINETICS

Introduction Isothermal Drying Model Model Extensions Influence of Pore Structure

Towards an Assessment of Continuous Models

Continuous Thermomechanical Models Using Volume-Averaging Theory

Introduction Modeling Simulation Liquid Pressure as Driving Force Conclusions

Continuous Thermohydromechanical Model Using The Theory Of Mixtures

Preliminaries Global Balance Equations Constitutive Equations in the Skeletal Frame of Reference

Rate Equations for Heat and Mass Transfer Differential Equations for Heat and Mass Transfer Thermomechanical

Equations for a Drying Body Drying of a Cylindrical Sample made of Kaolin Final Remarks

CFD In Drying Technology - Spray-Dryer Simulation

Introduction The Euler-Lagrange Approach: An Extended Model for Spray-Dryer

Calculations Droplet-Drying Models Collisions of Particles Example of a Spray-Dryer Calculation Prediction of Product Properties

Summary Numerical Methods On Population Balances

Introduction Pure Breakage Pure Aggregation Pure Growth Combined Aggregation and Breakage

Combined Aggregation and Nucleation Combined Growth and Aggregation Combined Growth and Nucleation

Multidimensional Population Balances

Process-Systems Simulation Tools

Introduction Numerical Calculation Procedures Heat and Mass Balances Scoping Design

Methods Scaling Methods Detailed Design Models Ancillary Calculations Process Simulators

Expert Systems and Decision-Making Tools Knowledge Bases and Qualitative Information Commercialization of Drying

Software Conclusions

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