Professional Practice Cases in Water Supply and Drainage Sci

Chapter 1 Introduction1
1£®1Water supply1
1£®2Sewerage1

Chapter 2 Water use and water quality3
2£®1Relation of water quantity and population4
2£®2Water use for different purposes7
2£®3Water impurities7
2£®4Waterborne diseases8
2£®5Inorganic contaminants9
2£®6Organic contaminants11
2£®7Drinking water quality standards of China12
2£®8Drinking water quality standards of Japan18
2£®9US EPA£¨Environmental Protection Agency£©water quality standards22

Chapter 3 Water sources and water intake facilities30
3£®1Rainwater31
3£®2Surface water34
3£®3Groundwater37
3£®4Reservoir storage40
3£®5Water intake facilities41

Chapter 4 Conventional drinking water treatment processes49
4£®1Conventional rapid sand filtration system49
4£®2Coagulation and flocculation50
4£®3Sedimentation52
4£®4Rapid sand filtration55
4£®5Disinfection57

Chapter 5 Water distribution60
5£®1Distribution reservoirs61
5£®2Distribution pipe system64
5£®3Pumping stations65

Chapter 6 Miscellaneous water treatment techniques69
6£®1Advanced oxidation£¨ozonation£¬UV radiation and hydroxyl oxidation£©69
6£®2Activated carbon adsorption76
6£®3Ion exchange80
6£®4Membrane filtration83
6£®5Reverse osmosis86
6£®6Biological filtration88

Chapter 7 The sewers93
7£®1Combined sewers93
7£®2Separate sewers96

Chapter 8 Characteristics of wastewater100
8£®1Organic substances100
8£®2Inorganic substances101
8£®3Pathogenic microorganisms102

Chapter 9 Preliminary wastewater treatment systems104
9£®1Screening104
9£®2Flow equalization tank105
9£®3Grit clarifier106

Chapter 10 Primary wastewater treatment systems109
10£®1Plain sedimentation109
10£®2Aerated sedimentation111

Chapter 11 Secondary wastewater treatment systems113
11£®1Conventional activated sludge process114
11£®2Oxidation ditch process117
11£®3Trickling filter process119
11£®4Anaerobic waste treatment processes123

Chapter 12 Sludge treatment and disposal129
12£®1Characteristics of sludge130
12£®2Sludge conditioning£¬thickening and dewatering134
12£®3Digestion 139
12£®4Composting143
12£®5Incineration146
12£®6Microbial fuel cell147

Chapter 13 Advanced wastewater treatment151
13£®1Nitrogen removal152
13£®2Phosphorus removal158

References162