The activated sludge process: Fundamentals of operation
Book
·
OSTI ID:7108995
The procedures given here - based on extensive and intensive experience. Background information on process mechanics is followed by detailed consideration of control and troubleshooting practices. Contents: PREFACE AND INTRODUCTION; PROCESS MECHANICS; Basic Mechanism of Activated Sludge Systems; Formation of Activated Sludge; Growth of Microorganisms; Classifications of Microorganisms: Type, Environment, Age; Solids Separation and Return; FACTORS AFFECTING OPERATION; Raw Wastewater Strength; Dissolved Oxygen; pH; Temperature; Nutrients; Toxicity; Mixing; Detention Time; Hydraulics; PROCESS MODIFICATIONS; Conventional; Complete Mix; Contact-Stabilization; Extended Aeration; Others; PROCESS MONITORING; Visual; Analytical Indicators; OPERATIONAL CONTROL; Sludge Volume Index; Sludge Age; Mean Cell Residence Time; Food/Microorganism Ratio; Organic Loading Rate; Solids Loading Rate; Clarifier Overflow Rate; Weir Overflow Rate; Sludge Recycle Rate, Sludge Wastage Rate; Chemical Feed Rate; TROUBLESHOOTING; Low BOD Removal; Low D.O. in Aeration Baisn; Poor Settling; PLANT START-UP; Introduction; Pre Start-up Checkup; Wastewater Analysis; Seed Screening; Process Checklist; Mechanical Checklist; Familiarization and Training; Start-up; Seeding; Process Monitoring; Transition; Typical Start-up Problems; Foaming; Settling Problems; Low BOD Removal; INDEX.
- Research Organization:
- M and M Mars, Inc.
- OSTI ID:
- 7108995
- Country of Publication:
- United States
- Language:
- English
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Related Subjects
32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION
320603 -- Energy Conservation
Consumption
& Utilization-- Municipalities & Community Systems-- Public Utilities-- (1980-)
520200* -- Environment
Aquatic-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
ACTIVATED SLUDGE PROCESS
BIOCHEMISTRY
CHEMISTRY
CONTROL
ENVIRONMENTAL QUALITY
HYDROGEN COMPOUNDS
LIQUID WASTES
MANAGEMENT
MECHANICS
MICROORGANISMS
MONITORING
OPERATION
OXYGEN COMPOUNDS
POLLUTION CONTROL
PROCESS CONTROL
PROCESSING
PURIFICATION
START-UP
SYSTEMS ANALYSIS
WASTE MANAGEMENT
WASTE PROCESSING
WASTE WATER
WASTES
WATER
WATER CHEMISTRY
WATER POLLUTION CONTROL
WATER QUALITY
WATER TREATMENT PLANTS
320603 -- Energy Conservation
Consumption
& Utilization-- Municipalities & Community Systems-- Public Utilities-- (1980-)
520200* -- Environment
Aquatic-- Chemicals Monitoring & Transport-- (-1989)
54 ENVIRONMENTAL SCIENCES
ACTIVATED SLUDGE PROCESS
BIOCHEMISTRY
CHEMISTRY
CONTROL
ENVIRONMENTAL QUALITY
HYDROGEN COMPOUNDS
LIQUID WASTES
MANAGEMENT
MECHANICS
MICROORGANISMS
MONITORING
OPERATION
OXYGEN COMPOUNDS
POLLUTION CONTROL
PROCESS CONTROL
PROCESSING
PURIFICATION
START-UP
SYSTEMS ANALYSIS
WASTE MANAGEMENT
WASTE PROCESSING
WASTE WATER
WASTES
WATER
WATER CHEMISTRY
WATER POLLUTION CONTROL
WATER QUALITY
WATER TREATMENT PLANTS