DRYING'87

ed. A.S. Mujumdar



PREFACE ix
Section I
DRYING THEORY AND MODELLING
Some Aspects of Flash Dryers Modelling and Design
C. Strumillo, A. Kmiec, Z. Bartczak and Z. Pakowski
1
A Theoretical Study on the Advanced Modelling of Flash Dryers
Z. Bartczak, Z. Pakowski and C. Strumillo
11
Modelling of Infrared Drying of Pulp
J. Riikonen, E. Harkonen and S. Palosaari
18
Application of the Non Linear Diffusion Model to the Drying of Cereals: A Step Function Approximation of the Variable Diffusivity
S. Cobbinah, M. Abid, C. Laguerie and H. Gibert
24
Apparent Thermal Conductivity of a Wet Porous Medium
C. Moyne, J.C. Batsale and A. Degiovanni
29
Comparative Study of Analytical and Numerical Solutions for the Drying Equation
G. Celiker, B. Kisakurek and H. Celiker
40
Section II
DRYING OF PARTICULATE MATERIALS
Determination of Optimum Working Conditions in Rotary Dryers
B.E. Platin and R. Arat
45
Fluidized Bed Drying and Combustion of High Moisture Ignites
Z. Efes and B. Kisakürek
50
Classification of Vibrated Equipment for Processing of Particulate Materials
K. Erdesz and A.S. Mujumdar
55
Design Strategy and Guidelines for Continuous Vibrated Bed Dryers
K. Erdesz and A.S. Mujumdar
74
Pilot Plant Study of the Drum Dryer
Wan Ramli bin Wan Daud and W.D. Armstrong
101
Drying of Granular Material in Pulsofluidized Bed
J. Blacha-Jurkiewicz, Z. Gawrzynski and R. Glaser
109
Section III
ENERGY ASPECTS
Solar Energy and Fluidized-Beds: A New Concept in Agricultural Drying
B. Kilkis
115
Energy Saving in Continuous Flow Grain Dryers
N.D. Patil
119
Heat Pumps in Drying
R. Zylla and C. Strumillo
129
Section IV
DRYING OF FOODSTUFFS
Dehydrated Military Rations: Their Critical Role in Future Operational Food Service Systems
A.S. Salant
142
Effects of Some Processing Factors on the Dehydration of Pregellied Yam Pieces
O.O. Ajibola, B.I. Abonyi and O. Onayemi
145
A Derivation of Grain Drying Equations: The Fixed Bed Model
G.O.I. Ezeike
151
Fluidbed-Drying of Immobilized Yeasts
D. Taeymans and J. Thursfield
160
Efficiency Improvement of a Chicorey Dryer
M. Brohet, M. Van Helder, D. Taeymans and J. Lenges
166
Dried Egg Albumen
A.R.P. Scamparini and C.A. Gasparetto
169
Prediction of Dry Product Characteristics in a Spary Dryer
I. Filkova
172
Section V
DRYING OF PULP, PAPER AND WOOD
Analytical and Numerical Modelling of Sheet Flutter
A. Pramila
179
Experimental and Numerical Study of Pine Wood Drying at Low Temperature
D. Michel, M. Quintard and J.-R. Puiggali
185
Computer Simulation of Yankee Drying
M. Karlsson and P. Heikkila
194
Paper Moisture Profile Correction by Means of Radio Frequency Heating
D. Bialod and A. Lemaitre
203
Steam Drying of Wood Residues ?An Experimental Study
S. Hilmart and U. Gren
210
Through-Drying Theory
M. Soininen
218
Moisture Diffusion Coefficients of Wood
H. Koponen
225
Section VI
MISCELLANEOUS
Drying of Silkworm Cocoons with Flue Gas from Anthracite
Ye Binshui, Chen Jianyong, Chen Chunwu and Chen Shiruo
233
Kinetics of Osmotic Dehydration of the Plant Tissue
A. Lenart and P.P. Lewicki
239
The Drying Behavior of Silica Hydrogel
Devrim Balköse
249
The Calculation of Industrial Drying Process
Yu Guo he and Gu Jing xian
256
Evaporation of Liquids from a Wet Stretching Surface into Air, Unsaturated Air and Superheated Solvents
M. Al-Taleb, M. Hasan and A.S. Mujumdar
261
Liquid Sorption Drying Process Utilizing Heat at Moderate Thermal Level
G. Scalabrin and G. Scaltriti
270
Humidity Measurements: Review of Recent Developments
P.R. Wiederhold
278
Fast Determination of Moisture Content in Wet Products with Microwaves
P. Lenoir, J. Lucas and M. Mignerey
287
An Experimental Study of Through Drying of Paper
O. Polat, W.J.M. Douglas and R.H. Crotogino
290

Contributors Index
296
Subject Index 297