## DRYING'91## edited by A.S. MujumdarELSEVIER, Amsterdam - London
- New York - Tokyo 1991 |

PREFACE | v |

Section I KEYNOTE LECTURES | |

Heat and Mass Transfer in Polymer and Gel Drying M.A. Roques |
1 |

Physical Structure and Quality of Dehydrated Foods M. Karel |
26 |

Selected Aspects of Drying of Biotechnological Products C. Strumillo, A.S. Markowski and J. Adamiec |
36 |

Impact of Spray Dryer Design on Powder Properties K. Masters |
56 |

Spray Drying of Non-Newtonian Liquids I. Filkova |
74 |

Section II DRYING THEORY AND MODELLING | |

Saturation Dependent Effective D'Arcy Permeabilities in 3-D Random
Irregular Voronoi Networks N.A. Vrettos, H. Imakoma and M. Okazaki |
84 |

The Role of Species Momentum Equation in the Drying Processes S. Whitaker |
97 |

Drying of Highly Shrinking Products: Application to Gels W. Jomaa, W. Aregba, J.R. Puiggali and M. Quintard |
110 |

Modelling of Drum-Drying J. Vasseur, F. Abchir and G. Trystram |
121 |

Material Model for Fluidised Bed Drying K.A. McKenzie and R.E. Bahu |
130 |

Modelling of Impregnating, Drying and Thermal Treating of Fibrous
Materials V.I. Konovalov, A.G. Dvoinin, V.N. Zatona and E.N. Tugolukov |
142 |

Simulation of Drying-Grinding Process for Dispersed Materials S. V. Fedosov |
154 |

Section III DRYING KINETICS STUDIES | |

Studies of the Drying Process by NMR Imaging J.E. Maneval, M.J. McCarthy and S. Whitaker |
170 |

Drying Curves - A General Process for their Representation A. Lebert and J.-J. Bimbenet |
181 |

Application of Drying Kinetics Investigation to the Determination of
Average Heat Transfer Coefficient in Biosynthesis Materials E. Mitura, W. Kamiñski and S. Michalowski |
191 |

Drying Kinetics of Particles from Thin Layer Drying Experiments
T.A.G. Langrish, R.E. Bahu and D. Reay |
196 |

Studies of Air Drying by a Two-Component Solid Desiccant Material in a
Rotary Packed Bed Dehumidifier I. Borde, E. Korin and R Eliasy |
207 |

Section IV DRYING OF PARTICULATE MATERIALS | |

Modelling Vertical Pneumatic Conveying Dryers I.C. Kemp, RE. Bahu and D.E. Oakley |
217 |

'Analysis and Simulation of a Rotary Dryer. The Effect of Flight and
Gas Mixing G. Riquelme and R Benavides |
228 |

Freeze-Drying under Vacuum and in an Adsorbing Fluidized Bed:
Influence of Operating Pressure on Drying Kinetics E. Wolff and N. Gibert |
237 |

Numerical Simulation of Fluidized Bed Drying Processes M.B. Stakic and D.Z. Milojevic |
247 |

Experimental Determination of Transport Coefficients in Two-Component
Fluid Bed Driers G. Donsi and G. Ferrari |
258 |

Convection Drying of Particle Swarms with Real Particle Distributions
H. Roth, E.-G. Hencke and K Geier |
270 |

Drying in Cyclones - An Experimental Study M. Aparecida Silva and S. Azucena Nebra |
281 |

Infrared/Conductive Drying and Thawing of Minerals and Granular
Materials N. Bedard |
292 |

Section V DRYING SUSPENSIONS AND PASTES | |

Spray/Gas Mixing Behaviour Within Spray Dryers D.E. Oakley and R.E. Bahu |
303 |

The Air-Pumping Behaviour of Rotary Atomizers R B. Keey, S.S Enevoldsen and C. Werner |
314 |

Two Stage Drying of Synthetic Detergents G.J. Kaminsky |
325 |

Study of Drying Process on Inert Particles in a Mechanically Spouted
Bed Drier T. Szentmarjay, A. Szalay, E. Pallai and Z. Ormos |
334 |

Fluid-Mechanical and Thermal Characteristics of Spout-Fluid Drier with
a Draft Tube D.S. Povrenovic, Z.B. Grabvcic, Dz.E. Hadzismajlovic, D.V. Vukovic and N. Littman |
343 |

Kinetics of Drying in Drum-Drying J. Vasseur, R Kabbert and A. Lebert |
352 |

Section V DRYING OF FOODSTUFF | |

A Compartment Model to Describe Drying Curves of Foodstuffs under
Variable Conditions J.C. Laguerre, A. Lebert, G. Trystram and J.-J. Bimbenet |
361 |

Evaluation of Selected Mathematical Models for Grain Drying M. Parti |
369 |

Optimisation of the Impulse Method of Thermal Properties Determination
in Agricultural Products H. Lis, T. Lis and J. Senyk |
379 |

Heat and Mass Transfer in Bread during Baking in an Electric Oven
M. Hasatani, N. Arai, H. Katsuyama, H. Harui, Y. Itaya, N. Fushida and N. Tatsukawa |
385 |

Near-Optimum Heating Profiles in Freeze-Drying in Accordance to the
Transport Parameters and Product Nature J.I. Lombrana, R Mijangos, F. Varona and M.C. Villaran |
394 |

A Mathematical Modelling of Heat Transfer in Freeze Drying J. Nastaj |
405 |

Section VII DRYING GRAINS, FRUITS AND VEGETABLES | |

Through-Circulation Microwave Drying of Corn U.S. Shivhare, G.S.V Raghavan, T. Kudra, A.S. Mujumdar and F.R. van de Voort |
414 |

Investigations into Moisture Transport Parameters in Wheat Grain using
D2O as Labelled Water B. Aramowicz, B. Adamczyk and A. Musur |
423 |

Drying Lucerne in a Thick Layer J. Jilek |
435 |

Air Flow in a Corn Drier L Sun, G. Arnaud and J.-P. Fohr |
447 |

Drying Kinetics of a Majorcan Seedless Grape Variety A. Berna, C. Rossello, J. Canellas and A. Mulet |
455 |

Simulation of Cyanoglucosidic Compounds Elimination in Cassava during
Drying J.A. Monroy-Rivera, A. Lebert, C. Marty, J. Muchnik and J.-J. Bimbenet |
463 |

Air Drying of Fruit: Effects of Different Pre-Treatments on Drying
Rate and Product Quality D. Barbanti, D. Mastrocola, G. Pinnavaia, C. Severini and M. Dalla Rosa |
471 |

Simultaneous Puffing and Dehydration of Osmotically Pre-treated Apple
Cubes in a High Temperature Fluidized Bed (HTFB) Drier D. Torreggiani and R.T. Toledo |
483 |

Effect of Saccharose on Water Sorption and Rehydration of Dried Carrot
A. Lenart |
489 |

A New Drying Method of Fruits and Vegetables - Quality Improvement of
the Final Product E. Kompany, K. Allaf, J.M. Bouvier, P. Guigon and A. Maureaux |
499 |

Section VIII DRYING OF WOOD | |

The Drying of a Wood Plank below Boiling Point. Influence of Internal
Gaseous Pressure in 1D and 2D N. Ouelhazi, G. Arnaud and J.-P. Fohr |
507 |

Air Permeability Coefficients of Birch, Pine, Spruce and Birch Plywood
H. Koponen |
518 |

Solvent Drying of Wood - Some Results J.G. Salin |
529 |

The Optimization of Humidity Conditions in Timber Drying Kilns Using
Heat Pump Dehumidifiers M. Tamasy-Bano |
535 |

Control Engineering Contribution to the Lumber Drying Process Modeling
and Control M. Cicel und D. Laco |
546 |

Section IX ENERGY ASPECT IN DRYING | |

Energy Considerations in Dryer Design R.E. Bahu |
553 |

Utilization of Flue Gases in Raw Sugar Factories for Bagasse Drying
D.R. McGaw and A.C. Pilgrim |
558 |

Analysis of Paper Dryers Heat Consumption A. Strawinski |
567 |

A New Quality of Computer Simulation Models Describing Technological
Drying Processes U. Heye, R Löser, M. Melzer and U. Schirmer |
579 |

Section X MISCELLANEOUS TOPICS | |

Convective Dryer Design According to Material Properties B. Cermak |
591 |

The Effect of Ammonia on the Drying Rate and on the Nutritive Value of
Alfalfa J. Stencl and P. Dolezal |
603 |

Unusual Drying Rate Curves E.-U. Schlünder |
615 |

Preliminary Study on Silkworm Cocoons Drying S.-R Chen, J.-Y. Chen and A.S. Mujumdar |
620 |

CONTRIBUTORS INDEX |
629 |

SUBJECT INDEX |
631 |