Course teached as: B019228 - TURBINE A GAS Second Cycle Degree in ENERGY ENGINEERING
Teaching Language
italian
Course Content
1-PowerPlants and propulsion
Gas turbine powerplants and propulsion; Gas turbine and combined cycle
off-design analysis; Low emission combustion systems.
2-Gas turbine cooling and combustion
Cooling systems (turbolators, impingement). Protection systems (Film
cooling and Barrier coatings) . Secondary air system and sealing
solutions, Gas Turbine Combustors, Convective and Conductive heat
transfer numerical simulations; Experimental techniques for Heat
Transfer analysis.
H.Saravanamuttoo, G.Rogers, H.Cohen "Gas Turbine Theory"
Pearson Education Limited 2009
J.C Han; S. Dutta and S.V. Ekkad " GAs Turbine Heat Transfer and Cooling
Technology" Taylor&Francis; New York, 2000.
B. Lakshminarayana; "Fluid Dynamics and Heat Transfer of
Turbomachinery". Jhon Wiley and Sons; New York, 1996.
Arthur H. Lefebvre "Gas Turbine Combustion"; Taylor&Francis; New York,
Lessons notes available
Type of Assessment
Oral exam and training lab:
Examinations calendar:
12 January 2015
2 February 2015
16 February 2015
19 June 2015
14 July 2015
27 July 2015
7 September 2015
18 September 2015
Access to examinations list using http://sol.unifi.it
Course program
1- Powerplants and propulsion.
Gas turbine powerplants and propulsion (Actual development trend and
application)
Gas turbine and combined cycle off-design analysis
Low emission combustion systems
Energy systems simulations approach and training lab
2-Heat Transfer and Combustion in Gas Turbines.
Heat Transfer analysis criteria. Gas Turbine cooling systems. Cooling:
solutions: Internal channels, turbolators, impingenent. Protection
systems: Film cooling and Barrier coatings. Typical nozzle/blade cooling
solutions. Secondary air system and sealing solutions. Gas Turbine
Combustors: classification and design criteria. Premixed and/or diffusive
flames adoption and relative definition of temperature and emissivity;
reactor modelling. DLN Combustor characteristics. – Classification and
design criteria of cooled liner; cooling solutions.
Heat Transfer numerical simulations: general criteria and guidelines:
RANS approach and turbulence modelling - LES/DNS approach –
Combustion process numerical simulations: general criteria and
guidelines: Liquid and gaseous fuels modelling; Radiation modelling. Heat
conduction numerical simulation, FEM approach and relative applications.
Experimental techniques for Heat Transfer analysis. Guidelines and
examples for specific application to gas turbine/combustor cooling
systems.