Academic Year 2021/2022 - 2° Year
Teaching Staff: Paolo ROCCARO
Credit Value: 9
Scientific field: ICAR/03 - Sanitary and environmental engineering
Taught classes: 42 hours
Exercise: 45 hours
Term / Semester:

Learning Objectives

Providing theoretical and practical knowledge to design and manage the engineering plants for: 1) solid waste treatment and disposal, 2) gaseous effluent treatment, 3) wastewater treatment and reclamation.

Course Structure

Lectures. Discussion on the content of the lectures. Classroom exercises on sizing of reactors for wastewater, waste and air treatment with the aid of IT tools.

Detailed Course Content

Environmental regulation.

Waste treatment. Waste classification. Solid waste characterization. Product analysis. Liquid waste. Case Study. Integrated management of municipal solid waste (MSW). ATO. Recycling. Ecological points and CCR. Plant localization. Selection plants. Biological treatments: biostabilization, composting, anaerobic digestion. Incinerators and energy recovery. Controlled landfill facility. Leachate collection and treatment systems. Biogas collection and valorisation systems. Exercise: Sizing of waste treatment plants. Case Study. Waste treatment plant. Innovative models of MSW management. Recovery of Etnean volcanic ash.

Treatment of gaseous effluents. Air pollution. Treatment of gaseous effluents. Particulate abatement and control (gravity settling chambers, cyclones, electrostatic precipitators, venturi scrubbers, baghouses). Abatement and control of gaseous macro-pollutants (absorption, oxidation, reduction, adsorption, dry systems). Abatement and control of odor emissions (biofilters and scrubbers). CO2 captur and storage. Exercise: sizing of the gaseous effluent treatment units. Exercise: intermediate test on waste and on the treatment of gaseous effluents.

Wastewater treatment. Fundamentals of water treatment. Characteristics of waste water, standards, Exercise. Advanced characterization of wastewater and biological kinetics. Case Study. Preliminary treatments: screen, coarse solids removal. Equalization. Exercise: sizing of preliminary and primary treatments. Secondary treatments. Suspended and attached biomass. Microbial metabolism. Tertiary treatments for nutrient removal: biological nitrogen removal; Biological and chemical-physical removal of phosphorus. Combined systems for nutrient removal. Exercise: sizing of biological units with suspended biomass. Exercise: sizing of biological units. Exercise: sizing of advanced chemical-physical units. Disinfection of wastewater. Exercise: disinfection sizing. Treatment of waste materials. Sludge line. Exercise: Sizing of the sludge line. Membrane Bioreactors (MBR). Conventional and innovative processes with attached biomass (trickling filters, Rotating biological contactors, BAF, MBBR). Case Study. SBR. Granular aerobic sludges. Reuse of sludge. Decentralized systems for the recovery and use of rainwater and gray water. Case Study. Case studies on emerging contaminants in wastewater treatment plants plants and in receiving water bodies.

Textbook Information

De Feo, De Gisi, Galasso. Rifiuti solidi. Progettazione e gestione di impianti per il trattamento e lo smaltimento. Flaccovio Ed.


Ingegneria delle acque reflue, trattamento e riuso, METCALF & EDDY.

Masotti, Depurazione delle acque, CALDERINI, Bologna 2012.