Water and Wastewater Engineering

Course Description

In this course, Prof C. Venkobachar, Prof. Ligy Philip and Prof. B. S. Murty give 40 video lectures on Water & Wastewater Engineering. Some of the topics covered are:



Water and Wastewater Quantity Estimation: Population Forecast, Water Demand for Various Purposes, Estimation of Wastewater Quantity, Variation in Quantity of Water and Wastewater (2 Lectures).



Water Supply/Distribution Systems: (2 Lectures)



Wastewater Collection Systems: (2 Lectures)



Water/Wastewater Quality Enhancement: Philosophy of Treatment, Unit Operations and Processes; Physical, Chemical and Biological Methods. (1 Lecture)



Domestic Wastewater Treatment: Wastewater Characteristics; Primary, Secondary and Tertiary Treatment. (1 Lecture)



Physical Unit Processes: Screening, Commutation, Grit Removal, Equilization, Sedimentation. (3 Lectures)



Introduction to Microbiology: Microbial Ecology and Growth Kinetics, Types of Microorganisms, Aerobic vs. Anaerobic Processes. (2 Lectures)



Biological Unit Processes: Aerobic Treatment, Suspended Growth Aerobic Treatment

Processes, Activated Sludge Process and its Modifications, Attached Growth Aerobic Processes, Tricking Filters and Rotating Biological Contactors, Anaerobic Treatment, Suspended and Attached Growth, Fluidized Bed, Sludge Blanket Systems, Nitrification, Denitrification, Phosphorus Removal. (10 Lectures)



Sludge Treatment: Thickening, Digestion, Dewatering, Sludge Drying, Composting. (2 Lectures)



Wastewater Treatment Plant Characteristics: Sequencing of Unit Operations and Processes, Plant Layout, Hydraulic Considerations. (2 Lectures)



Natural Wastewater Treatment Systems: Ponds and Lagoons, Wetlands and Root-zone Systems. (2 Lectures)



Surface and Ground Water Treatment for Potable Water Supply: Water Characteristics, Sequencing of Unit Operations and Processes. (1 Lecture)



Chemical Unit Processes: Coagulation-Flocculation, Filtration, Disinfections, Aeration and Gas Transfer, Membrane Processes; Precipitation, Softening, Adsorption and Ion Exchange. (9 Lectures)



Water Treatment Plant Characteristics: Plant Layout, Hydraulic Considerations. (1 Lecture)



Rural Water Supply: (1 Lecture)



Low Cost Sanitation: Septic Tanks, Soak-pits. (1 Lecture)