Transcription of APV Dryer Handbook
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APV Dryer Handbook 12/6/00 10:58 AM Page 81. sm Improving Process A P V D RY E R H A N D B O O K. sm Process to Boardroom Automation APV Dryer Handbook 12/6/00 10:52 AM Page 2. 2. APV Dryer Handbook 12/6/00 10:52 AM Page 3. C O N T E N T S. Introduction ..5. Dryer Terms ..7. Section 1. Dryers ..8. Section 2. Efficient Energy Utilization in Section 3. Fluid Bed ..37. Section 4. Spin Flash Dryers ..48. Section 5. Spray 3. APV Dryer Handbook 12/6/00 10:52 AM Page 4. 4. APV Dryer Handbook 12/6/00 10:52 AM Page 5. I N T R O D U C T I O N. The drying of materials whether solids, liquids or slurries to improve storage life or reduce transportation costs is one of the oldest and most commonly used unit operations. Drying of fruit, meat and various building and craft materials date back before the discovery of fire.
7 DR YER TERMS FEED DEFINITIONS Solution:Solids fully dissolved Slurry:Suspended or dispersed Thixotropic:Thins with shear Dilatent:Thickens with shear Cohesive Paste:Just plain sticky Friable Cake:Dry to touch, breaks up Granules:Very coarse powder DRIED PRODUCT CHARACTERISTICS Fine:Typically pigment powders, fillers, talcum powder Free …
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