To introduce students to the mechanisms of heat transfer and their mutual interaction. To master methods for balancing thermal plants. To enable students to perform thermodynamic calculations of basic types of heat exchangers. To enable students to perform thermodynamic calculations of steam cogeneration and trigeneration plants. To introduce students to the basic processes of cryogenic liquefaction of gases. To enable students to critically review technological parameters that affect the quality of operation of thermal plants.

Student responsibilities:

Regular class attendance, independent homework completion, and writing a seminar paper on one of the topics covered in the lecture.

Grading and evaluation of student work over the course of instruction and at a final exam:

Independent homework assignments - 10%. Seminar paper - 20%. Oral exam - 70%.

Upon successful completion of the course, students will be able to (learning outcomes):

1 . Identify the methods of heat transfer and then apply this knowledge to the calculation and optimization of specific heat transport problems.

2 . Calculate and analyze unsteady heat transfer to determine the rate of cooling or heating of elements.

3 . Relate basic heat transfer models and appropriate heat exchanger calculation methods.

4 . Analyze the operation of the basic components of cogeneration and trigeneration in terms of technological operating parameters.

5 . Define and analyze the operation of a cryogenic system for liquefying gases.

6 . Compare different indicators of efficiency of thermal plants.

Lectures

1. Introduction. Temperature field and temperature gradient. Differential equation of heat conduction in a solid. Heat transfer and heat transfer coefficient for a plane wall.

2. Heat source (sink). Thermal conductivity as a function of temperature and spatial coordinates. Heat conduction and heat transfer through the pipe wall. Critical insulation thickness.

4. Non-stationary temperature field in a solid of negligible thermal resistance.

5. Convective heat transfer. Fluid flow patterns. Convection models and methods of calculating the intensity of heat transport in convective heat exchange.

7. Heat transfer by radiation. Black body. Ideal mirror. Planck's law. Stefan-Boltzmann law. Wien's displacement law. Real bodies. Radiation heat transfer models. Close-wall model. Enclosed body model. Total heat transfer coefficient.

8. Heat exchangers. Analytical dimensionless solution.Special cases of heat exchangers. Degree of heat utilization. Degree of heat exchanger efficiency.

10. Circular processes with steam. Right-handed steam processes., Clausius - Rankine process. Improvements to the Rankine process.

11. Cogeneration and trigeneration plants. Left-handed processes with steam. Refrigeration processes and heat pumps. Absorption chiller

12.

13. Liquefaction of gases and the Joule-Thomson effect. Cryogenic liquefaction of gases according to Linde - basic process.

14. Cryogenic liquefaction of gases - Linde (two-stage). and Claude (basic and two-stage). Modifications - Kapitza, Heylandt, Collins

15.

Exercises

3. Example problems in the field of heat conduction - flat wall and pipe wall

6. Example problems in the field of non-stationary heat conduction and convective heat transfer.

9. Example problems in the field of heat transfer by radiation - a flat wall and a confined body. Examples of problems in the field of heat exchangers.

10.

11.

12. Example problems in the field of steam processes, refrigeration processes and heat pumps.

13.

14.

15. Example problems in the field of cryogenic liquefaction of gases.

Compulsory literature:

Recommended literature: