Thermomechanics of Drying Processes

• Κύριος συγγραφέας: Kowalski, Stefan Jan (Συγγραφέας, http://id.loc.gov/vocabulary/relators/aut)
• Συγγραφή απο Οργανισμό/Αρχή: SpringerLink (Online service)
• Μορφή: Ηλεκτρονική πηγή Ηλ. βιβλίο
• Γλώσσα: English
• Έκδοση: Berlin, Heidelberg : Springer Berlin Heidelberg : Imprint: Springer, 2003.
• Έκδοση: 1st ed. 2003.
• Σειρά: Lecture Notes in Applied and Computational Mechanics, 8
• Θέματα: Chemical engineering.; Manufactures.; Materials science.; Mechanics.; Mechanics, Applied.; Thermodynamics.; Heat engineering.; Heat transfer.; Mass transfer.; Industrial Chemistry/Chemical Engineering.; Manufacturing, Machines, Tools, Processes.; Characterization and Evaluation of Materials.; Solid Mechanics.; Engineering Thermodynamics, Heat and Mass Transfer.

This book presents a systematic thermomechanical theory of drying. The book has an interdisciplinary character and combines the knowledge of Chemical Engineering and Mechanics of Continua. It contents a unified approach to the heat and mass transfer in drying processes as well as a precise analysis...

Πίνακας περιεχομένων:

• Nomenclature
• 1 Properties of dried materials
• 1.1 Classification of wet materials
• 1.2 Characterization of moisture bounding a solid skeleton
• 1.3 The equilibrium humidity
• 1.4 Mechanisms of moisture movement
• 2 Characterization of drying processes
• 2.1 Drying technique
• 2.2 Kinetics of drying processes
• 2.3 Mechanisms of heat and mass transfer
• 3 The equations of balance
• 3.1 Preliminaries
• 3.2 Balance equations: control volume approach
• 3.3 Second law of thermodynamics
• 4 Thermodynamic foundation of dried materials in elastic range
• 4.1 Postulate of local state
• 4.2 Equations of state
• 4.3 Phenomenological rate equations of heat and mass transfer
• 4.4 Physical relations for elastic materials under drying
• 5 Thermodynamics of viscoelastic materials under drying
• 5.1 Rheological properties of dried materials
• 5.2 Constitutive equations for a viscoelastic body
• 5.3 Analogy between viscoelasticity and elasticity
• 6 Plasticity in drying
• 6.1 Elastoplastic behavior of dried materials
• 6.2 Thermodynamical restrictions
• 6.3 Theory of plastic flow
• 6.4 Identification of the coefficients ? and L in the plastic potential
• 7 Destruction of materials by drying
• 7.1 Preliminary remarks
• 7.2 Cohesion forces in drying processes
• 7.3 Theoretical strength of dried materials
• 7.4 Fracture of brittle dried materials
• 7.5 Fracture of partly ductile dried materials
• 7.6 A measure of damage
• 8 Conditions of stress generation and boundary conditions
• 8.1 Conditions of stress generation
• 8.2 Balance equations for a body with a discontinuity surface
• 8.3 Boundary conditions in the first and second period of drying
• 8.4 Receding of the evaporation zone
• 9 Approach to numerical analysis in drying
• 9.1 Set of governing equations
• 9.2 Galerkin's formulation of the numerical problem
• 9.3 Time integration
• 9.4 Numerical solution for two-dimensional problem
• 10 One-dimensional initial-boundary value problem
• 10.1 Distribution of temperature and moisture content in wet porous plates under drying
• 10.2 Drying induced stresses in an elastic saturated plate
• 10.3 Drying induced stresses in a viscoelastic saturated plate
• 11 Drying induced stresses in products of cylindrical and spherical symmetry
• 11.1 The phenomenon of stress reverse in a cylindrical sample
• 11.2 Determination of shrinkage factor on a spherical sample
• 12 Mechanical effects in dried materials examined on the basis of two-dimensional boundary value problems
• 12.1 Deformations and stresses dependent on material shape
• 12.3 Thermal effects in dried materials
• 12.4 Analysis of dried body response on drying conditions the response of dried body to drying conditions
• 12.5 Significance of the wet bulb temperature in drying
• 12.6 Control of drying processes
• 12.7 Mechanical properties dependent on moisture content
• 12.8 Concentration of stresses around grooves
• 12.9 Phase transition inside the dried body
• 13 Dried materials with anisotropic structure
• 13.1 Constitutive equations for anisotropic materials with variable moisture content
• 13.2 Experimental identification of mechano-sorptive strain in wood
• 13.3 Deformation and stresses in dried wood
• 13.4 Identification of wood fracture during drying
• 14 Experimental studies in drying
• 14.1 Determination of coefficients in physical relations
• 14.2 Determination of coefficients in rate equations
• 14.3 Application of acoustic emission in studies of dried materials
• References.