![Page 1: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/1.jpg)
Lecture 1: IntroductionLecture 1: Introduction
WastewaterWastewater: liquid effluents derived from domestic : liquid effluents derived from domestic sewage or industrial sources, which for reasons of sewage or industrial sources, which for reasons of public health and for recreational, economic, and public health and for recreational, economic, and aesthetic considerations, cannot be disposed of by aesthetic considerations, cannot be disposed of by discarding them untreated into lakes or streamsdiscarding them untreated into lakes or streams
Types:Types: Industrial: e.g., petrochemical, metallurgical, plastics Industrial: e.g., petrochemical, metallurgical, plastics
industries industries Domestic: sewage, “gray water” (washing, bathing, cooking), Domestic: sewage, “gray water” (washing, bathing, cooking),
food processingfood processing Goals of WWTP:Goals of WWTP:
Reduce organic contentReduce organic content Remove particlesRemove particles Remove/inactivate pathogensRemove/inactivate pathogens Reduce inorganic nutrient levelsReduce inorganic nutrient levels
![Page 2: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/2.jpg)
contaminants of concern in wastewater treatment
suspended solids
biodegradable organics
pathogens, parasites
nutrients
priority pollutants
refractory organics
heavy metals
dissolved inorganics
![Page 3: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/3.jpg)
![Page 4: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/4.jpg)
Municipal Water Municipal Water TreatmentTreatment
![Page 5: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/5.jpg)
Municipal Sewage Municipal Sewage TreatmentTreatment
![Page 6: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/6.jpg)
Primary TreatmentPrimary Treatment
![Page 7: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/7.jpg)
Primary TreatmentPrimary Treatment
![Page 8: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/8.jpg)
Secondary TreatmentSecondary Treatment
![Page 9: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/9.jpg)
Activated SludgeActivated Sludge
Figure 27.20a,b
![Page 10: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/10.jpg)
Activated Sludge Activated Sludge ComponentsComponents
![Page 11: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/11.jpg)
Activated Sludge Activated Sludge ComponentsComponents
![Page 12: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/12.jpg)
Primary treatment of wastewater
trickling filter aeration tank, activated sludge unit
![Page 13: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/13.jpg)
Hyperion WWTPHyperion WWTP
Key DataKey Data Plant capacity: 300,000 gallons/minutePlant capacity: 300,000 gallons/minute Site size: 144 acres (60ha)Site size: 144 acres (60ha) Associated sewer run: 6,000 miles Associated sewer run: 6,000 miles
(9,600km)(9,600km) Water reclamation for re-use: 6%Water reclamation for re-use: 6% Energy recovery system generation Energy recovery system generation
capacity: 25,000kW (electrical) capacity: 25,000kW (electrical) Total project cost: $1.4 billion Total project cost: $1.4 billion
![Page 14: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/14.jpg)
![Page 15: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/15.jpg)
![Page 16: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/16.jpg)
![Page 17: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/17.jpg)
![Page 18: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/18.jpg)
C:\Documents and Settings\ckhachi\Desktop\flowchart.html
![Page 19: Lecture 1: Introduction Wastewater: liquid effluents derived from domestic sewage or industrial sources, which for reasons of public health and for recreational,](https://reader035.vdocuments.mx/reader035/viewer/2022062407/56649d3f5503460f94a196f8/html5/thumbnails/19.jpg)