1.

Record Nr.

UNINA9910789581903321

Autore

Keey R. B.

Titolo

Drying : principles and practice / / R. B. Keey

Pubbl/distr/stampa

Oxford, England : , : Pergamon Press, , 1972

©1972

ISBN

1-4831-4633-2

Edizione

[First edition.]

Descrizione fisica

1 online resource (391 p.)

Collana

International Series of Monographs in Chemical Engineering ; ; Volume 13

Disciplina

660.2/8426

Soggetti

Drying

Lingua di pubblicazione

Inglese

Formato

Materiale a stampa

Livello bibliografico

Monografia

Note generali

Description based upon print version of record.

Nota di bibliografia

Includes bibliographical references at the end of each chapters and index.

Nota di contenuto

Front Cover; Drying Principles and Practice; Copyright Page; Table of Contents; Major Topics; Preface; Acknowledgment; Notation; Approximate Values of Some Common Properties; Chapter 1. Introduction; Drying Methods; Moisture Content and Humidity; Mass Balances over Dryers; Enthalpy; Energy Balances over Dryers; Direct-fired Dryers; Humidity and Enthalpy Charts; References; Chapter 2. Moisture-Solid Relationships; Vapour Pressure; Hygroscopicity; Moisture Isotherm; Equilibrium Data; Enthalpy of Bound Moisture; Capillary-porous Materials; Side Effects of Drying; References

Chapter 3. Transport Phenomena Potentials for Transfer; Transfer Fluxes; Transfer in a Porous Body; Conductivities; Transfer in a Mobile Medium; References; Chapter 4. Heat Transfer; Steady Conduction in Simple Bodies; Steady Conduction in Porous Bodies; Transient Conduction; Conduction Over Heated, Rotating Cylinders; Convection; Forced Convection to a Flat Plate; Convection to Bluff Bodies; Free Convection; Radiation; Gas radiation; Direct Electrical Heating; Microwave heating; References; Chapter 5. Migration of Moisture in Solids; Isothermal Diffusion; Isothermal Effusion

Isothermal Capillary FlowMoisture Movement Near Dryness; Moisture Movement under Drying Conditions; Multicomponent Movement; References; Chapter 6. Evaporation and Humidification; Evaporation from a Plane Porous Body; Evaporation of Droplets; Humidification



Processes; References; Chapter 7. Drying under Constant External Conditions; Drying of an Idealized Porous Body; Typical Drying Curves; Extrapolation and Interpolation of Data; Estimation of Drying Rates; References; Chapter 8. Batch Drying; Simple Batch Schedules; Complex Drying Schedules; Other Batch Processes; References

Chapter 9. Continuous Drying Drying in Mixed Systems; Single-stage Unmixed Dryers; Use of characteristic drying curve/adiabatic working; Multistaged Dryers; Intermittent Drying; References; Chapter 10. Less-common Drying Methods; Superheated steam; Solvent Drying; Freeze-drying; Pressure-cycling Methods; Other Methods; References; Chapter 11. Measurement and Control; Moisture-content Determination; Humidity Determination; Moisture-control Systems; References; Chapter 12. Engineering; Classification of Dryers; Selection of Dryers; Direct or indirect heating; Vacuum or atmospheric operation

Drying equipmentSpecification sheets; Process Design; Other Design; Heating systems; Drying Costs; Conclusion; References; CONVERSION FACTORS FOR SOME COMMONUNITS INTO S.I. UNITS; APPENDIX; AUTHOR INDEX; SUBJECT INDEX

Sommario/riassunto

Drying