SYSTEMS FOR ENERGY AND ENVIRONMENT

SYSTEMS FOR ENERGY AND ENVIRONMENT

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iten
Last update 01/07/2020 18:38
Code
66321
ACADEMIC YEAR
2020/2021
CREDITS
6 credits during the 3nd year of 10800 MECHANICAL ENGINEERING - ENERGY AND PRODUCTION (L-9) SAVONA
SCIENTIFIC DISCIPLINARY SECTOR
ING-IND/09
LANGUAGE
Italian
TEACHING LOCATION
SAVONA (MECHANICAL ENGINEERING - ENERGY AND PRODUCTION)
semester
2° Semester
modules
This unit is a module of:
Teaching materials

AIMS AND CONTENT

LEARNING OUTCOMES

The course presents the current situation related to energy generation plants (traditional and innovative) with special attention to pollutant emission decrease and conversion efficiency increase

Teaching methods

48 hours of lectures, laboratory and numerical practices

SYLLABUS/CONTENT

Combustion and pollutants formation processes

Conventional fuels and their specifications. Air required for combustion, air-fuel ratio and fuel heating value. General aspects and classifications of combustion processes. Pollutants formation processes and their effects on human health and environment.

Boilers and steam generators: fundamentals and components

Historical hints. Boiler classification and components. Thermal balance and heat transfer in boilers. Innovative concepts: boiler Once-Through and super-critical. Example of steam locomotive.

Combined cycles and cogeneration

Combined gas and steam cycles. Heat recovery steam generator. High efficiency cogeneration and district heating. Biomass boilers for district heating.

Pollutant emissions and abatement technologies in energy systems

Pollutant types, properties and measurement units. Pollutant prevention techniques applied to gas turbine combustors. SOx abatement systems. NOx abatement systems.

Modelling and simulation of energy systems

Lumped-parameter and modular simulation models. Numerical analysis of energy systems. Practical exercise with WTEMP software.

Wind energy

Horizontal and vertical axis wind generators. Wind assessment, wind park energy production estimation. Environmental impact of wind mills.

Internal combustion engines (ICE)

ICE classifications and applications. Indicated diagrams, indicated and brake mean effective pressure. Engine power correlations. Combustion processes in spark ignition and compression ignition engines. Constant speed and constant load curves, engine performance maps. ICE supercharging and turbocharging. ICE generator sets. Heat recovery in Diesel engines. Cogeneration plants based on biogas fuelled ICE. Use of bioethanol and biodiesel in ICE: operational issues, influence on performance and emissions. Environmental impact of internal combustion engines.

RECOMMENDED READING/BIBLIOGRAPHY

Program copy and information on references are provided by Professors.

Course educational notes are available on aulaweb.

S.L. Dixon,  Fluid Mechanics and Thermodynamics of Turbomachinery – Elsevier.

G. Lozza - Turbine a gas e cicli combinati - Progetto Leonardo

S. Kakac, Boilers Evaporators, and Condensers, John Wiley & Sons Inc., 1991.

A. H. Lefebvre - Gas Turbine Combustion - Hemisphere.

O. Acton, C. Caputo, Introduzione allo Studio delle Macchine, UTET, Torino, 1979.

O. Acton, C. Caputo, Turbomacchine, UTET, Torino, 1986.

O. Acton, C. Caputo, Impianti motori, UTET, Torino, 1992.

G. Cornetti, F. Millo, Macchine Termiche, Il Capitello, 2006.

G. Ferrari, Motori a combustione interna, Il Capitello, 2008.

TEACHERS AND EXAM BOARD

Ricevimento: The teacher receives by appointment (please send an e-mail to giorgio.zamboni@unige.it)

Ricevimento: To fix office hours for topic review or for asking information please send an e-mail to mario.ferrari@unige.it. In case of requests related to an exam, it is necessary to contact the teacher at least 4 days before.

Exam Board

GIORGIO ZAMBONI (President)

ALBERTO TRAVERSO

ALESSANDRO SORCE

MASSIMO RIVAROLO

ALICE LA FATA

RENATO PROCOPIO (President Substitute)

MARIO LUIGI FERRARI (President Substitute)

LESSONS

Teaching methods

48 hours of lectures, laboratory and numerical practices

LESSONS START

20 February 2017 (2nd semester), to be confirmed according to unit timetable

ORARI

L'orario di tutti gli insegnamenti è consultabile su EasyAcademy.

EXAMS

Exam description

Oral examination

FURTHER INFORMATION

Pre-requisites :

None