Waste Water EngineeringFirewall Media, 1998 - 660 pages |
Contents
1 | 1 |
COLLECTION AND CONVEYANCE OF SEWAGE | 10 |
WASTEWATER FLOW RATES | 20 |
5 | 27 |
HYDRAULIC DESIGN OF SEWERS | 47 |
5 | 55 |
8 | 62 |
Other Sewer Sections | 84 |
Loading Efficiency and Performance | 345 |
BIOLOGICAL TREATMENT II | 383 |
4 | 391 |
8 | 402 |
BIOLOGICAL TREATMENT III | 443 |
TREATMENT AND DISPOSAL OF SLUDGE | 476 |
SEPTIC AND IMHOFF TANKS | 513 |
48 | 517 |
CONSTRUCTION OF SEWERS | 94 |
SEWER APPURTENANCES | 136 |
Storm Regulators | 145 |
11 | 155 |
4 | 171 |
2 | 181 |
4 | 187 |
6 | 196 |
9 | 206 |
NATURAL METHODS OF WASTEWATER DISPOSAL | 223 |
UNIT OPERATIONS FOR WASTEWATER | 256 |
6 | 265 |
Introduction | 276 |
SEWAGE FILTRATION | 304 |
SEDIMENTATION AND CHEMICAL CLARIFICATION | 306 |
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Common terms and phrases
activated sludge process aerated lagoons aeration tank aerobic aerobic bacteria ammonia anaerobic bacteria BOD removal bottom capacity channel chemical clarifier concentration cumecs decomposition denitrification depth dewatering digested sludge dilution discharge disposal ditch efficiency effluent equation filter media filtration flocculation grit chamber head loss Hence hydraulic loading Imhoff tanks influent inlet kg/day lagoons loading rate m/sec m³/day manhole method mg/l micro-organisms mixed liquor MLSS nitrification nitrogen odour operation organic loading organic matter overflow rate oxidation oxygen demand particles pipe pollution pond primary settling pumps ratio recirculation rectangular return sludge screen secondary settling tank sedimentation settleable solids settling tank sewer shown in Fig siphon sludge digestion soil specific gravity stage filter storm water stream suspended solids Table temperature thickening trickling filter unit volume waste wastewater treatment weir width zone