EN3017 Resource Recovery from Waste Syllabus:
EN3017 Resource Recovery from Waste Syllabus – Anna University Regulation 2021
COURSE OBJECTIVE:
• To understand the principles and design of recovering materials and energy from wastes through mechanical, biological and thermal methods and manage the undesirable byproducts.
UNIT I MECHANICAL PROCESSING FOR MATERIAL RECYCLING
Resource recovery for a sustainable development- Material and energy flow management and analysis – Systems and processes for reduction, reuse and recycling -Objectives of Waste Processing-Source Segregation and Hand Sorting-Waste Storage and Conveyance – Shredding – Pulping – Size Separation by Screens- Density Separation by Air Classification – magnetic and electromechanical separation processes- Design Criteria and Equipment selection
UNIT II BIOLOGICAL PROCESSING FOR RESOURCE RECOVERY
Mechanisms of Biological Processing – Aerobic Processing of Organic fraction – Composting methods and processes- factors affecting- Design of Windrow Composting Systems- In Vessel Composting- Compost Quality Control- Vermiculture: definition, scope and importance – common species for culture – Environmental requirements – culture methods- Applications of vermiculture- Potentials and constraints for composting in India-Largescale and decentralized plants.
UNIT III BIO-CHEMICAL CONVERSION OF WASTE TO ENERGY
Principles and Design of Anaerobic Digesters – Process characterization and control- The biochemistry and microbiology of anaerobic treatment – Toxic substances in anaerobic treatment – Methane generation by Anaerobic Digestion- Anaerobic reactor technologies – Commercial anaerobic Technologies- Single stage and multistage digesters- Digester design and performance-Gas collection systems-Methane Generation and Recovery in Landfills – Biofuels from Biomass
UNIT IV THERMO-CHEMICAL CONVERSION OF WASTE TO ENERGY
Principles and Design of Energy Recovery Facilities -Types and principles of energy conversion processes – Incinerator design – Mass Burn and RDF Systems- Composition and calorific value of fuels and waste, Determination of the stoichiometric air consumption, Calculation of the flue gas composition – grate firing designs, boiler design, removal of bottom ash, heat recovery- Emission Controls – flue gas cleaning, de-dusting, flue gas scrubbers, DeNOx processes, dioxins and furans – Alternative thermal processes: co-incineration, pyrolysis, gasification, plasma arc – Process characterization and control- waste heat recoveryBottom ash: Quantity, quality, treatment, utilization, disposal- Facility design- decentralized mobile plants- Planning and construction of incineration plants
UNIT V CASE STUDIES ON WASTE RECYCLING
Recycling technologies for paper, glass, metal, plastic – Used Lead Acid Battery Recycling – End of Life Vehicle Recycling – Electronic Waste Recycling – Waste Oil Recycling – Solvent Recovery – Drivers and barriers for material recycling: social, legal and economic factors – Environmental impacts of waste recycling – Design for the environment: the life cycle approach.
TOTAL : 45 PERIODS
COURSE OUTCOMES:
On Completion of the Course, the Candidate should:
CO1 Understand the fundamental principles of existing and emerging technologies for the treatment of waste and recovery of materials and energy from waste
CO2 Appreciate the increasing importance of waste and resource management in achieving environmental sustainability
CO3 Be able to analyze and describe the potential of solid waste as a secondary raw material, and the associated problems and possibilities in a sustainable society.
CO4 Understand thermo-chemical conversion of waste to energy
CO5 Conceptualize recycling options foe waste to energy
REFERENCES:
1 Aarne Veslind and Alan E Rimer (1981), “Unit operations in Resource Recovery Engineering “, Prentice Hall Inc., London
2 Manser A G R, Keeling A A (1996). Practical handbook of processing and recycling on municipal waste. Pub CRC Lewis London, ISBN 1-56670-164
3 Chiumenti, Chiumenti, Diaz, Savage, Eggerth, and Goldstein, Modern Composting Technologies JG Press October 2005
4 Charles R Rhyner (1995), Waste Management and Resource Recovery, Lewis Publishers
5 Gary C. Young (2010) Municipal Solid Waste to Energy Conversion Processes: Economic, Technical, and Renewable Comparisons, John Wiley & Sons