Lectures and exercises |
hours |
Topics |
Specific contents |
|
Systems of measuring units. |
International System of Units (SI), with particular reference to the definition of the temperature scale. |
1
|
Thermodynamic systems. |
Properties, states, processes, mass conservation and mechanical energy balances for control mass and control volume systems. |
6
|
First law of thermodynamics. |
Formulation for control mass and control volume systems. Thermal efficiency of power cycles and coefficient of performance of refrigeration and heat pump cycles. Internal energy, enthalpy and specific heat capacities. |
5
|
Second law of thermodynamics. |
Formulation. Reversible and irreversible processes. Carnot cycle. Thermodynamic temperature. Entropy definition. Entropy ecaluation for solid and liquid media. Clausius inequality. |
4
|
Ideal gases. |
Equation of state. Specific heat capacities. Evaluation of internal energy, enthalpy and entropy. Constant volume, constant pressure, constant temperature, isoentropic and polytropic processes. |
5
|
Energy and entropy balances. |
Technical applications of first law (energy) and second law (entropy) balances to control mass and control volume systems. |
5
|
Vapours, real gases and gas mixtures. |
Diagrams (p,T), (p,v), (T,s) and (p,h). Clausius Clapeyron equation. Cmpressibility factor. Equations of state for real gases. Gas mixtures. |
8
|
Psychrometry. |
Properties and processes of interest for psychrometric systems. Psychrometric chart. |
7
|
Combustion processes. |
Theoretical and excess air. Energy balances and heating values. Temperature of combustion products. Thermal efficiency of boilers, combustion chambers and power plants. |
3
|
Power cycles. |
Air standard cycles: Joule, Otto, Diesel and dual. Superheat water-vapour Rankine cycle. |
7
|
Refrigeration and heat pump cycles. |
Vapour-compression for refrigeration and heat pump systems. |
6
|
Elementary analysis of compressible flows. |
Speed of sound. Mach number. Isoentropic flows in nozzles and diffusers. |
2
|
Seminar. |
Computer-aided simulations of thermodynamic cycles. |
1
|
Total hours for lectures and exercises |
60 |
for exercises only |
16 |
Further educational activities
|
hours
|
Labs |
|
Tutorials / Seminars |
|
Workshops |
|
Guided tours |
|
|
|
Total hours for further educational activities |
0 |
Total hours |
60
|