Thermomechanics

Course guarantor:

Tomáš Hyhlík

Lecturer:

Tomáš Hyhlík, Hana Schmirlerová

Tutor:

Marek Belda, Erik Flídr, Tomáš Hyhlík, Petr Jančík, František Měkuta, Petr Prokop, Hana Schmirlerová, Pavel Sláma, Jakub Suchý, Jan Šimkovský, Filip Trnka

Supervisor:

Department of Fluid Dynamics and Thermodynamics

Synopsis:

Basic laws of thermodynamics. State equation of ideal gas. Ideal and semi-ideal gases and their properties. Reversible and typical irreversible processes of ideal and semi-ideal gases. Mixtures of gases. Real gases and vapours, reversible and irreversible processes. Cycles of typical motors and machines. Moist air. Fundamentals of chemical thermodynamics. Thermodynamics of chemical reactions. Basic cases of heat transfer. Steady heat conduction. Heat convection. Similarity, a criterion equation. Heat transfer during phase changes. Thermal radiation. Combined cases of heat transfer. Heat exchangers.

Requirements:

Syllabus of lectures:

1. Basic terms and definitions. Thermodynamic system and its properties. Heat and work.

2. Postulates of phenomenological thermodynamics. First, second and third laws of thermodynamics for open and closed systems. Heat capacity and Mayer's relation.

3. State change and cycle, Carnot's cycle. Basic reversible and irreversible processes.

4. Gas models and state equations, ideal gas, Van der Waals gas, semi-ideal gas.

Status changes of the ideal gas.

5. Irreversible processes of ideal gas. Mixture of ideal gases. Basic state changes in semi-ideal gas.

6. Steam. Demonstration in h - s diagram. State changes in steam.

7. Cycles of motors and machines - compressor, piston engine, steam and gas turbine. Reverse cycles.

8. Moist air. Basic variables and their measurements, expression of the basic properties of moist air. Processes in the h - x diagram.

9. Fundamentals of chemical thermodynamics. Thermodynamics of chemical reactions.

10. Basics of heat transfer. Heat transfer mechanisms. Conduction in solids ? 1D cases.

11. Heat convection. Similarity.

12. Thermal radiation. Black, grey and real body radiation. Heat transfer due to radiation.

13. Principals of heat exchangers design.

Syllabus of tutorials:

Study Objective:

Study materials:

Jílek, M.: Thermomechanics, CTU Prague, 2006

Jílek, M.: Exercises and Labs in Thermomechanics, CTU Prague, 2007

Note:

Time-table for winter semester 2024/2025:

Time-table is not available yet

Time-table for summer semester 2024/2025:

	06:00–08:0008:00–10:0010:00–12:0012:00–14:0014:00–16:0016:00–18:0018:00–20:0020:00–22:0022:00–24:00
Mon	roomT4:A1-306 Jančík P. 09:00–10:30 (parallel nr.1) Dejvice roomT4:A1-306 Trnka F. 10:45–12:15 (parallel nr.2) Dejvice roomT4:A1-306 Prokop P. 14:15–15:45 (parallel nr.3) Dejvice roomT4:A1-306 Trnka F. 16:00–17:30 (parallel nr.4) Dejvice
Tue
Wed	roomT4:A1-306 Suchý J. 07:15–08:45 (parallel nr.5) Dejvice roomT4:A1-306 Sláma P. 09:00–10:30 (parallel nr.6) Dejvice roomT4:A1-306 Schmirlerová H. 10:45–12:15 (parallel nr.7) Dejvice roomT4:A1-306 Belda M. 16:00–17:30 (parallel nr.8) Dejvice roomT4:A1-306 Šimkovský J. 17:45–19:15 (parallel nr.9) Dejvice
Thu	roomT4:A1-306 Suchý J. 07:15–08:45 (parallel nr.10) Dejvice roomT4:D2-256 Hyhlík T. 14:15–16:45 (lecture parallel1) Dejvice roomT4:A1-504 Schmirlerová H. 16:45–18:30 (lecture parallel2) Dejvice roomT4:A1-504 Schmirlerová H. 16:45–18:30 (parallel nr.20) Dejvice
Fri	roomT4:A1-505d Flídr E. 07:15–08:45 (parallel nr.11) Dejvice roomT4:A1-306 Měkuta F. 10:45–12:15 (parallel nr.12) Dejvice roomT4:A1-306 Měkuta F. 12:30–14:00 (parallel nr.13) Dejvice roomT4:A1-306 Šimkovský J. 14:15–15:45 (parallel nr.14) Dejvice

The course is a part of the following study plans:

• B TZSI 2021 - prezenční (compulsory course in the program)