Combined Energy Production from Renewable Energy Sources The course is intended to promote the comprehension of the present and likely future developments of technologies related to the efficient use of renewable energies for the combined generation of electricity, heat and cold, with particular reference to their application/integration in the design of buildings in urban or rural contexts, for end uses like electricity supply, heating, refrigeration, and air conditioning. Acquired skills: - Basic notions of thermodinamics and energy conversion - Knowledge of equipment and plants related to the energy conversion from renewable energy sources - Capability to solve problems of theoretical, technical-economical and standardization type, related to the energy conversion from renewable energy sources - Capability to elaborate the initial design of systems based on renewable sources for the end uses cited in the educational objectives Programme Introduction to renewable energy sources and relevant technologies: Biomasses and bioenergy (Types of biomasses – Availability – Production, processing and logistics). Wind energy (Types of turbines – Environmental and economic aspects). Solar energy (Photovoltaic energy – Thermal solar energy - Environmental and economic aspects). Other renewable sources: Geothermal, Marine waves, Tidal. The hydrogen and the relevant technologies: The hydrogen as a energy vector (Production, processing and logistics – Economic aspects). Fuel cells (Types – Stationary applications – Mobile applications). Base notions on the energy context: Outline of energy economy and policies. The concept of sustainability. Elements of energy conversion: Short notes on thermodinamics and thermal engineering (Direct and inverse cycles – Energy generation and conversion – Cogeneration – Trigeneration – Absorption machines – Climatization: the concept of wellness, thermal loads). Practical examples of energy balances. Integrated systems for the production of energy from renewable sources: Availability of renewable sources and their disperse and intermittent nature. Thermal concentrated solar plants: parabolic type, disc type with Stirling motor, with central receiver. Photovoltaic plants. Wind plants. Gas microturbines. Internal combustion engines. Stirling motors. Biomasses microplants. Outline of the exploitation of geothermal and wave/tidal energy. Combination of renewable and non-renewable energy sources. Fuel cells. Thermal accumulators. Electric accumulators. Energy conversion, management and control of integrated systems: Machines and electrical and electronic devices for the conversion of energy from renewable energy sources and for the management and control of power fluxes. Practical exercises on integrated systems for the production of energy from renewable energy sources: Modelling and simulation of renewable energy systems. Integration of renewable energies and energy efficiency in buildings: Use of renewable energies in residential and non-residential buildings. Guidelines for the design of energy production and conversion systems based on renewable energy sources integrated in buildings in urban or rural contexts, for end uses like electricity supply, heating, refrigeration, and air conditioning.

Base notions on energy management: Outline of the current energy standards and laws, energy saving, energy management. Exercises on the end uses: Practical examples and case studies. Further activities of computer-aided teaching: Computer lab (Use of software especially addressed to modelling and simulation of renewable energy systems). Seminars. Reference Textbooks: Felix A. Farret, M. Godoy Simões – “Integration of Alternative Sources of Energy”, John Wiley & Sons, 2006 N. El Bassam, P. Maegaard – “Integrated renewable energy for rural communities”, Elsevier B.V., 2004 Gilbert M. Masters – “Renewable and efficient electric power systems”, 2nd Edition, John Wiley & Sons, 2013 Tiwari, G. N., Tiwari, Arvind, Shyam - "Handbook of Solar Energy - Theory, Analysis and Applications", Springer, 2016 Small and Micro Combined Heat and Power (CHP) Systems, 1st Edition, R. Beith ed., Woodhead Publishing, 2011 Scientific papers suggested by the teacher (the updated list is available in the italian version of the website, at the bottom of page named “Materiale Didattico”)