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Dewatering biosolids

Author: Frank R Spellman
Publisher: Lancaster, Pa. : Technomic Pub., ©1997.
Edition/Format:   Book : EnglishView all editions and formats
Database:WorldCat
Summary:

The processes used to remove water from biosolids and change their form from a liquid to a damp solid are critical to the operation of other downstream processes in wastewater treatment. This text  Read more...

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Document Type: Book
All Authors / Contributors: Frank R Spellman
ISBN: 1566764831 9781566764834
OCLC Number: 36556585
Description: xiii, 276 p. : ill. ; 23 cm.
Contents: Preface - Acknowledgements Part I: Introduction Biosolids: Introduction - What's in a Name? - Key Terms and Calculations - Importance of Biosolids Management - Sources of Solids and Biosolids from Wastewater Treatment - Composition of Biosolids - Solids Concentration Objectives of Dewatering Biosolids:Introduction - Dewatering's Role in Wastewater Treatment Processes - Dewatering Processes Biosolids Characteristics Affecting Dewatering: Introduction - Characteristics Affecting Dewatering Part II: Dewatering Processes Gravity/Low Pressure Dewatering: Introduction - Advantages and Disadvantages of Gravity/Low Pressure Dewatering Devices - Operational Factors and Variables - Gravity Dewatering Biosolids Lagoons: Introduction - Biosolids Lagoon Operation - Biosolids Lagoons: Final Thoughts Drying Beds: Introduction: Natural Dewatering Techniques - Sand Drying Beds - Paved Drying Beds - Artificial Media Drying Beds: Wedgewire & Wedgewater Types - Vacuum-Assisted Drying Beds - Innovative Natural Methods of Dewatering Biosolids - Freeze-Assisted Drying Beds - Dewatering Using Aquatic Plants - Emerging Technologies Pressure Filtration: Introduction - Pressure Filtration: Process Description - Pressure Filtration - A Typical Mechanical Biosolids Dewatering Process: Plate & Frame Press - Biosolids Cake Conveyor System - Acid Wash System - Auxiliary/Support Systems Vacuum Filtration: Introduction - Vacuum Filter Description - Vacuum Filter Operational Process Variables Belt Press Filtration: Introduction - Belt Filter Press Description and Operation - Technology of the Future: Belt Filter Presses Centrifugation: Introduction - Process Description - History of Biosolids Centrifugation - Theory of Centrifugation - Process Parameters: Centrifugation - Testing & Optimizing Performance - Solid-Bowl Centrifuges - Solid Bowl Centrifuge Components - Centrifuge Operation - Centrifuge Maintenance Requirements Part III: Chemicals Used for Dewatering Lime: Introduction - Lime - Biosolid Lime Conditioning Process: Filter Process Ferric Chloride: Introduction - Typical Ferric Chloride Feed System (Belt Filter Press) Polymer: Introduction - Typical Polymer Feed System (Vacuum Filtrate) - Polymer Dosage for Optimum Performance in Dewatering Safety Considerations when Using Chemicals: Introduction - Wastewater Treatment and OSHA's HAZCOM Program (29 CFR 1910.1200) - Safety Considerations for Chemicals Used in Dewatering Biosolids Part IV: Dewatering Selection Considerations Cost Considerations: Introduction - Cost Considerations
Responsibility: Frank R. Spellman.
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