Bubbles, Drops, and Particles in Non-Newtonian Fluids

by Chhabra, R. P.

• ISBN13: 9780849367182
• ISBN10: 0849367182
• Format: Hardcover
• Copyright: 1993-01-01
• Publisher: CRC Pr I Llc

Table of Contents

Introduction
Non-Newtonian Fluid Beravior
Definition of a Newtonian Fluid	p. 6
Non-Newtonian Fluids	p. 9
Time Independent Fluid Behavior	p. 10
Time Dependent Fluid Behavior	p. 21
Viscoelastic Behavior of Fluids	p. 24
Dimensional Considerations in the Fluid Mechanics of Viscoelastic Fluids	p. 30
Experimental Techniques: Rheometry	p. 32
Rigid Spheres in Time-Independent Fluids
Governing Equations	p. 39
Newtonian Fluids	p. 43
Drag Force	p. 44
Free Fall Velocity	p. 45
Wall Effects	p. 46
Time Independent or Purely Viscous Fluids	p. 49
Fluids Without a Yield Stress	p. 52
Fluids with a Yield Stress or Viscoplastic Media	p. 90
Nonspherical Particles in Generalized Newtonian Fluids	p. 113
Rigid Spheres in Viscoelastic Fluids
Theoretical Developments	p. 127
Experimental Results	p. 138
Shearthinning Viscoelastic Liquids	p. 138
Nonshearthinning Viscoelastic Liquids	p. 143
The Time Effect	p. 148
Overshoot	p. 148
Drag Reducing Fluids	p. 149
Other Studies Involving Interactions Between Non-Newtonian Characteristics, Particle Shape, Flow Field, Confining Walls, Etc.	p. 151
Fluid Particles in Non-Newtonian Media
Formation of Fluid Particles	p. 163
Bubbles	p. 163
Drops	p. 170
Growth or Collapse of Bubbles	p. 172
Shapes of Bubbles and Drops in Free Rise or Fall	p. 174
Newtonian Media	p. 174
Non-Newtonian Media	p. 177
Terminal Velocity-Volume Behavior in Free Motion	p. 183
Drag Coefficient-Reynolds Number Behavior for Single Particles	p. 187
Theoretical Developments	p. 187
Experimental Results	p. 197
Bubble and Drop Ensembles in Free Motion	p. 198
Coalescence of Bubbles and Drops	p. 201
Bubble Coalescence	p. 201
Drop Coalescence	p. 202
Breakage of Drops	p. 203
Motion and Deformation of Bubbles and Drops in Confined Flows	p. 204
Single Phase Non-Newtonian Fluid Flow in Porous Media and Packed Beds
Porous Medium	p. 217
Definition of a Porous Medium - Its Classification and Examples	p. 217
Description of a Porous Medium	p. 218
Newtonian Liquids	p. 221
Pressure Loss-Throughput Relationship	p. 221
Wall Effects	p. 236
Effect of Particle Shape	p. 238
Non-Newtonian Fluids	p. 240
Pressure Loss for Generalized Newtonian Fluids	p. 251
Viscoelastic Effects in Porous Media	p. 265
Dilute/Semidilute Drag Reducing Polymer Solutions in Packed Bed Flows	p. 272
Wall Effects	p. 276
Effect of Particle Shape	p. 276
Mixing in Packed Beds	p. 277
Anomalous Effects	p. 277
Polymer Retention in Porous Media	p. 278
Slip Effects	p. 279
Fluidization and Sedimentation
Fluidization	p. 300
Minimum Fluidization Velocity	p. 300
Bed Expansion Behavior	p. 303
Sedimentation or Hindered Settling	p. 318
Non-Newtonian Studies	p. 320
Heat and Mass Transfer
Interphase Heat and Mass Transfer Involving Single Spheres, Drops, and Bubbles	p. 332
Spheres	p. 332
Drops	p. 345
Bubbles	p. 346
Heat and Mass Transfer in Packed and Fluidized Beds	p. 349
Packed Beds	p. 349
Fluidized Beds	p. 352
Mass Transfer from Ensembles of Fluid Spheres	p. 353
Three-Phase Fluidized Bed Systems	p. 355
Miscellaneous Studies on Convective Heat and Mass Transfer from Solid Surfaces	p. 357
Falling Ball Viscometry
Newtonian Fluids	p. 370
Non-Newtonian Fluids	p. 370
Zero Shear Viscosity	p. 370
Shear Dependent Viscosity	p. 377
Characteristic Time for Viscoelastic Fluids	p. 381
Miscellaneous Applications	p. 382
Subject Index	p. 387
Author Index	p. 403
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