DRYING'86

ed. A.S. Mujumdar


Volume II


Contents v
Preface xv
Acknowledgements xvii
Section VII
Drying of Agricultural Products and Grains
Rice Drying Simulation
L.R. Verma and A. Noomhorm, U.S.A.
461
Varietal Differences in High Temperature Drying of Maize in the Midwestern United States
R.L. Stroshine and J. Martins, U.S.A.
470
Experimental Measurement of Temperature and Moisture Profiles During Apple Drying
W.C. Chiang and J.N. Petersen, U.S.A.
479
Diffusivity of Moisture in Air-Drying of Raisins
G.D. Saravacos and G.S. Raouzeos, Switzerland
487
Moisture and Heat Transfer Modelling During Durum Wheat Pasta Drying
J. Andrieu and A. Stamatopoulos, France
492
Numerical Analyses on Drying Stresses of Brown Rice Kernel
S. Yamaguchi and K. Wakabayashi, Japan
499
Static Vertical Pressure of Grains on Slots (Air-Entry) in a Two-Dimensional Nonaerated Spouted Bed Grain Dryer
M.I. Kalwar, V.G.S. Raghavan and A.S. Mujumdar, Canada
506
Water Binding in the Apple Tissue During its Diffusive Processing
A. Lenart, P.P. Lewicki and Z. Palacha, Poland
515
Simultaneous Dehydration and Separation of Agricultural Pomaces in Fluidized Beds
L. Monroy, J. Segurajauregui and M. Vizcarra, Mexico
520
An Analysis of Sorrel (Hibiscus Sabdariffa) Drying and its Effect on Subsequent Processing
D.R. McGaw and I. Fraser, Trinidad
526
Corn Drying in Fluidized Bed
S. Ulku and G. Uckan, Turkey
531
Infrared Thermal Radiation Drying of Coffee Beans
S. Sanchez and J. Cervantes, Mexico
537
Continuous and Batch Spouted Bed Drying of Coffee Berries
O. Alves-Filho, Brazil
542
Simulation and Nomographic Representation of Energy Requirements in Fixed Deep Bed Drying of Paddy
M. Kulshreshtha, S.K. Mehara and S. Kumar, India
547
Molecular Sieves and Sand for Particulate Medium Drying of Corn
G.V.S. Raghavan and Z. Alikhani, Canada
553
Effects of Kernel Properties on Thin-Layer Drying of Shelled Corn
M.P. Levesque, L. Otten and G. E. Timbers, Canada
559
An Approach to the Choice of Crop Driers for Small Farmers in the Tropics
D.R. McGaw, O.St.C. Headley and C.K. Sankat, Trinidad
567
Section VIII
Superheated Steam Drying
Steam Drying of Wood Particles for Particleboard
J.G. Salin, Finland
572
Superheated Steam Drying of Paper: Effects on Physical Strength Properties
W.K. Cui, A.S. Mujumdar and W.J.M. Douglas, Canada
575
Flash Drying with Superheated Steam : A Mathematical Model
J. Meunier and R. Munz, Canada
580
A Techno-Economic Comparison of Air and Steam Drying
E.F. Faber, M.D. Heydenrych, R.U. I. Seppa and R.E. Hicks, South Africa
588
Modelling Tube to Bed Heat Transfer in Fluidized Bed Steam Drying
O.E. Potter and C.Beeby, Australia
595
Laminar Evaporation from Flat Surfaces into Unsaturated and Superheated Solvent Vapor
M.Hasan, A.S. Mujumdar and M. Al-Taleb, Canada
604
Section IX
Industrial Drying Systems and Novel Dryers
An Innovative Drying Process with Diverse Applications
K.A. Pluenneke and C.J. Crumm, U.S.A.
617
Aspects of New Dryer Selection
D.A. Lee, U.S.A.
625
Designing of Dryer in Tobacco Manufacturing Process
T. Ono and T. Yoshida, Japan
630
Effect of Drying on the Evolution and Combustion of Coal Volatiles
A.E.W. Gaissmaier and P.K. Agarwal, Australia
637
Safety Aspects of Fluid Bed Dryers
A.V. Naimpally, B. Sharifzadh and D. Saletore, U.S.A.
646
Some Safety Concerns for Operation at Elevated % LEL
G.F. Tiefenbruck, U.S.A.
651
Process Design in Fluidized Bed Drying
A. Hallstrom, Denmark
655
Design of Double Drum Direct Rotary Dryers
S. Bhattacharya and S. Chakladar, India
664
Section X
Use of Solar Energy in Drying
A Numerical Study of the Performance of Natural Convection Solar Rice Dryers
P.H. Oosthuizen, Canada
670
Construction, Simulation and Control of a Complex and Integrated Agricultural Solar Drying System
L. Imre, I. Farkas and L. Gemes, Hungary
678
A Large Scale Facility for Experimental Studies of Natural-Circulation Solar-Energy Tropical Crop Dryers
P.D. Fleming (U.K), B. Norton (U.K), 0.V. Ekechukwu (Nigeria), S.C. Onyegegbu (Nigeria) and S.D. Probert, U.K.
685
Design and Testing of an Integrated Solar-Cum-Husk Fired Paddy Dryer of One Tonne Per Day Capacity
A. Chakraverty and S.K. Das, India
694
Section XI
Measurement and Control of Humidity and Moisture
Development of a Capacitive Dew Point Hygrometer for Process Drying
R. Sulouff, T. Randazzo and C. Gruber, U.S.A
703
An Infrared Hygrometer to Measure the Water Vapor Mass Content of Conditioned Air in Drying Applications
R. Guzzi and G. Scalabrin, Italy
708
A New Contamination-Resistant Hygrometer for Industrial Dryers
M.E. Gersh, M.W. Matthew, F. Bien, L.S. Bernstein, and S.M. Adler-Golden, U.S.A.
712
Development of a High Temperature Dew-Point Measuring Apparatus Based on Differential Heat Flow Measurements
D. Rall, U.S.A.
719
Using Electrical Conductivity and Cross Correlation to Detect Fiber Saturation Point in Drying Lumber
R.A. Lessard and J.L. Hill, U.S.A.
726
Section XII
Dewatering
Control Scheme for Optimization of Chemical Feed to Sludge Dewatering Processes
S.R. Srivatsa and W.M. Carlson, U.S.A.
733
Electrokinetic Dewatering Processes
P. Krishnaswamy and J. Bollinger, U.S.A.
737
Using UNIFAC to Predict Aroma Losses in Juice Concentration
S.G. Haralampu, U.S.A.
742
Foam Assisted Dewatering
D.S. Brookstein, J. Skelton, D.R. Patterson and F. Lauchenauer, Switzerland
747
Sludge Dewatering and Disposal Practices in the U.S. Pulp and Paper Industry
R.A. Miner, U.S.A.
752
Osmotic Dehydration of Fruit
V. Pavasovic, M. Stefanovic and R. Stevanovic, Yugoslavia
761
Sludge Thickening and Dewatering by Dissolved Air Flotation: FLOATPRESS
M. Krofta and L.K. Wang, U.S.A.
765
Sludge Thickening and Dewatering by Dissolved Air Flotation: Process Design,
M. Krofta and L.K. Wang, U.S.A.
777
Dewatering Dilute Fine Coal/Water Slurries to Produce Coal/Water Fuel
D.J. Maas, R.E. Sears and T.A. Potas, U.S.A.
781
Dewatering of Ultrafine Coal
S.X. Huang, G.E. Klinzing and S.H. Chiang, U.S.A.
790
The Andritz Approach to Continuous Press Filter Dewatering
G.L. Evans and B. Clements, U.S.A.
799
Section XIII
Selected Topics in Drying (Mostly Late Submissions)
Experimental Analysis of the Different Phases in the Drying of Natural Rubber
R. Auria and J.C. Benet, France
803
Air Drying in Packed Bed Absorbers
S. Ulku, Z. Kaivrak and M. Mobedi, Turkey
807
On the Study of Evaluating and Dehydrating an Automobile Air Conditioning System
J.P. Chiou, U.S.A.
813
Bouncing Motions of Drops and Particles Between Parallel-Plate Electrodes. A Preliminary Study on a New Scheme of Drying Augmentation
N. Kaji and Y.H. Mori, Japan
819
Simply Calculate the Thermal Parameters of Steam (Water Vapor)
X.L. Su and L.Y. Quan, China --
828
Drying of Granular Materials Using a Geared Heat Pump
W.G. Cartwright and P.M. Hjiantoniou, U.K.
831
Spray Drying and Competing Technologies in the Chemical Industry
K.G. Olsen and J.G. Holmes, U.S.A.
838
Thin-Layer Drying of Wheat at Low Temperatures
D.S. Jayas and S. Sokhansanj, Canada
844
Development of New Vertical Dryers for Grains
M. Stefanovic, G. Kanevce and D. Milojevic, Yugoslavia
848
Stochastic Theory of the Particles Growth, Aggregation and Grinding in the Batch or Continuous Operating Apparatus
N.V. Penkov, and O.M. Flisiuck, U.S.S.R.
853
Heat Transfer Coefficient in Drying Granular Materials
S. Sokhansanj (Canada) and D.M. Bruce, U.K.
862
Prediction of Flow and Heat Transfer Under Multiple Impinging Jets Using Two-Equation Model of Turbulence
S. Polat, A.S. Mujumdar and W.J.M. Douglas, Canada
868
Section XIV
Plenary Lecture
Developments in Spray, Freeze and Agitated Indirect-Heat Drying
R. Toei, Japan
880

Appendix I
894

Author Index
906

Subject Index
911