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Thermomechanics (E121023)
 Departments: ústav mech. tekutin a termodyn. (12112) Abbreviation: Approved: 21.04.2008 Valid until: ?? Range: 3P+2C Semestr: * Credits: 5 Completion: Z,ZK Language: EN
Annotation
Subject covers fundamental knowledge in thermodynamics, heat tranfer and gas dynamics
Teacher's
Ing. Michal Schmirler Ph.D.
Zimní 2019/2020
Ing. Michal Schmirler Ph.D.
Zimní 2018/2019
Ing. Michal Schmirler Ph.D.
Zimní 2017/2018
Structure
Fundamental concepts and laws of thermodynamics. Processes in ideal gases and vapours. Phase change.
Mixtures of ideal gases. Psychrometry. Heat transfer by conduction, convection and radiation. Heat exchangers. One-dimensional isentropic compressible flow. Cycles in engineering application.
Structure of tutorial
1.Fundamental concepts and laws of thermodynamics. Basic quantities of state. Equation of state of an ideal gas.
2. The First Law of Thermodynamics- heat, work, internal energy, enthalpy. The Second Law of thermodynamics, entropy.
3. Reversible and irreversible processes of ideal gases. Phase change.
4. Mixtures of ideal gases. Van der Waals model. The thermodynamics of vapour. Vapour tables and diagrams. The Clausius-Clapeyron Equation.
5.Thermodynamic processes in vapours.
6.Cycles in engineering application.
7. Psychrometry. Thermodynamics of humid air. Definitive quantities, tables, diagram.
8. Heat transfer by conduction, one-dimensional problems
9. Heat transfer by convection; The Similarity Theory in heat convection.
10. Heat transfer by radiation. The basic laws and applications.
11. Heat exchangers. Overall heat transfer, the mean temperature logarithmic gradient.
12. One-dimensional isentropic compressible flow. Basic equations, Mach number. Isentropic flow.
13. Compressible flow through nozzles and diffusers. Laval nozzle - Aerodynamic choking, critical outflow.
14. Normal shock wave equations. Laval nozzle - subsonic flow and choking.
Literarture
M.Jílek: Thermomechanics, CTU Prague, 2006
M.Jílek: Exercises and Labs in Thermomechanics, CTU Prague, 2007
Requirements
Mathematics: Calculus with more variables

Physics: Conservation laws, concepts involving energy, work and power
Keywords
thermodynamics, heat transfer, gas dynamics, first law of thermodynamics, second law of thermodynamics, reversible process, irreversible process, ideal gas, vapour, heat transfer, conduction, convection, radiation, cycle
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