OBT355 Biotechnology for Waste Management Syllabus:

OBT355 Biotechnology for Waste Management Syllabus – Anna University Regulation 2021

UNIT I BIOLOGICAL TREATMENT PROCESS

Fundamentals of biological process – Anaerobic process – Pretreatment methods in anaerobic process – Aerobic process, Anoxic process, Aerobic and anaerobic digestion of organic wastes – Factors affecting process efficiency – Solid state fermentation – Submerged fermentation – Batch and continous fermentation

UNIT II WASTE BIOMASS AND ITS VALUE ADDITION

Types of waste biomass – Solid waste management – Nature of biomass feedstock – Biobased economy/process – Value addition of waste biomass – Biotransformation of biomass – Biotransformation of marine processing wastes – Direct extraction of biochemicals from biomass – Plant biomass for industrial application

UNIT III BIOCONVERSION OF WASTES TO ENERGY

Perspective of biofuels from wastes – Bioethanol production – Biohydrogen Production – dark and photofermentative process – Biobutanol production – Biogas and Biomethane production – Single stage anaerobic digestion, Two stage anaerobic digestion – Biodiesel production – Enzymatic hydrolysis technologies

UNIT IV CHEMICALS AND ENZYME PRODUCTION FROM WASTES

Production of lactic acid, succinic acid, citric acid – Biopolymer synthesis – Production of Amylases – Lignocellulolytic enzymes – Pectinolytic enzymes – Proteases – Lipases

UNIT V BIOCOMPOSTING OF ORGANIC WASTES

Overview of composting process – Benefitis of composting, Role of microorganisms in composting – Factors affecting the composting process – Waste Materials for Composting, Fundamentals of composting process – Composting technologies, Composting systems – Nonreactor Composting, Reactor composting – Compost Quality

TOTAL: 45 PERIODS
COURSE OUTCOMES

After completion of this course, the students should be able
CO1 To learn the various methods biological treatment
CO2 To know the details of waste biomass and its value addition
CO3 To develop the bioconversion processes to convert wastes to energy
CO4 To synthesize the chemicals and enzyme from wastes
CO5 To produce the biocompost from wastes
CO6 To apply the theoretical knowledge for the development of value added products

TEXT BOOKS

1. Antoine P. T., (2017) “Biofuels from Food Waste Applications of Saccharification Using Fungal Solid State Fermentation”, CRC press
2. Joseph C A., (2019)“Anaerobic Waste-Wastewater Treatment and Biogas Plants-A Practical Handbook”, CRC Press,

REFERENCES

1. Palmiro P. and Oscar F.D’Urso, (2016) ‘Biotransformation of Agricultural Waste and ByProducts’,The Food, Feed, Fibre, Fuel (4F) Economy, Elsevier
2. Kaur Brar S., Gurpreet Singh D. and Carlos R.S., (Eds), (2014)‘Biotransformation of Waste Biomass into High Value Biochemicals’, Springer.
3. Keikhosro K, Editor, (2015) ‘Lignocellulose-Based Bioproducts’, Springer.
4. John P, (2014) ‘Waste Management Practices-Municipal, Hazardous, and Industrial’, Second Edition, CRC Press, 2014