National Institute of Technology Rourkela

राष्ट्रीय प्रौद्योगिकी संस्थान राउरकेला

ଜାତୀୟ ପ୍ରଯୁକ୍ତି ପ୍ରତିଷ୍ଠାନ ରାଉରକେଲା

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Syllabus

Course Details

Subject {L-T-P / C} : CE6502 : Biological Process Design for Wastewater Treatment { 3-0-0 / 3}

Subject Nature : Theory

Coordinator : Maithili Mohanty

Syllabus

Module 1 :

Module I (8 HOUR): :Biological treatment fundamentals: Microbiology and ecology, Fundamentals of Biochemical Operations Conversion processes of organic and inorganic matter. Wastewater characterization Modeling of biological treatment processes: Stoichiometry, reaction and bacterial growth kinetics reactor hydraulics. Mass and heat balance

Module II (10 HOUR): Aeration and sedimentation. Classification of biological treatment Processes. Biological nitrification, denitrification, and phosphorus removal, Aerobic Biological Treatment Processes: Aerated lagoon, activated sludge systems, trickling filter, rotating disc reactors sequential batch reactor

Module III (10 HOUR): Anaerobic Biological Treatment Processes: UASB, and hybrid UASB reactors, biotowers. Advanced Biological Wastewater Treatment: Fluidized bed bioreactors Membrane bioreactors (MBRs) Moving bed biofilm reactor (MBBR), biological nitrogen removal

Module IV (8 HOUR): Sludge Management: Sludge characteristics, production, stabilization thickening and dewatering pathogen removal sludge transformation and disposal methods

Course Objective

1 .

Develop a comprehensive understanding of microbiology, ecology, and biochemical processes involved in the treatment of wastewater, including wastewater characterization and its importance.

2 .

Gain knowledge of stoichiometry, reaction kinetics, bacterial growth dynamics, and reactor hydraulics to design and evaluate biological treatment systems.

3 .

Examine the design, operation, and applications of various biological treatment systems such as activated sludge, UASB reactors, membrane bioreactors, and biofilm reactors, emphasizing process efficiency and effectiveness.

4 .

Explain sludge production, stabilization, thickening, dewatering, and final disposal methods.

Course Outcome

1 .

By the end of this course, students will be able to:
CO1. Understand the underlying microbiological and ecological mechanisms that drive biological wastewater treatment processes.
CO2. Analyze the stoichiometry, reaction kinetics, and reactor hydraulics of different biological treatment systems.
CO3. Evaluate and apply suitable aerobic and anaerobic treatment methods for various wastewater characteristics and treatment objectives.
CO4. Compare advanced biological treatment technologies (e.g., MBR, MBBR)
CO5. Develop effective sludge management strategies that address stabilization, dewatering, pathogen reduction, and environmentally sound disposal.

Essential Reading

1 .

M. J. Hammer, Water and Wastewater Technology, Prentice Hall , 2007, 6th edition

2 .

G. Tchobanoglous, L. Franklin, Burton, H. D. Stensel, Metcalf & Eddy Inc, Wastewater Engineering: Treatment and Reuse, McGraw-Hill Higher Education , 2002, 4th edition

Supplementary Reading

1 .

G. M. Fair, J. C. Geyer, D. A. Okun, Elements of Water Supply and Wastewater Disposal, John Wiley and Sons Inc , 2011, 3rd Edition

2 .

W. W., Jr. Eckenfelder, Industrial Water Pollution Control, McGraw-Hill , 2000, 3rd <br />edition