361-0929/01 – Refrigeration Systems and Heat Pumps (CHZ_D)
| Gurantor department | Department of Power Engineering | Credits | 10 |
| Subject guarantor | doc. Ing. Mojmír Vrtek, Ph.D. | Subject version guarantor | doc. Ing. Mojmír Vrtek, Ph.D. |
| Study level | postgraduate | Requirement | Choice-compulsory |
| Year | | Semester | winter + summer |
| | Study language | Czech |
| Year of introduction | 2000/2001 | Year of cancellation | 2012/2013 |
| Intended for the faculties | FAST, FS | Intended for study types | Doctoral |
Subject aims expressed by acquired skills and competences
Students gain knowledge about with refrigeration technique and heat pumps. Students gain
deep knowledges in theory and design of compressor and sorption refrigeration
cycles and systems, environmental aspects of refrigerants. Further the use of
heat pumps for low potential heat utilization is taught.
It can be individually focused on particular topics by student's specialization.
Teaching methods
Lectures
Individual consultations
Other activities
Summary
The subject more detailed deals with refrigeration technique and heat pumps. Students gain deep knowledges in theory and design of compressor and sorption refrigeration cycles and systems, environmental aspects of refrigerants. Further the use of heat pumps for low potential heat utilization is taught.
Compulsory literature:
Recommended literature:
Additional study materials
Way of continuous check of knowledge in the course of semester
E-learning
Other requirements
Additional requirements for the student shall be set individually based on the thesis topic.
Prerequisities
Subject has no prerequisities.
Co-requisities
Subject has no co-requisities.
Subject syllabus:
1. Introduction, purpose of refrigeration systems and heat pums.
2. Methods of generation low temperatures, basic theory of refrigeration cycles.
3. Compressor vapor cycle one-stage.
4. Binary mixtures. Heat transfer fluids.
5. Refrigerants - solving tools.
6. Properties of basic types of refrigerants.
7. Other types of compressor refrigeration cycles – ejector, variants of two-stage cycles, cascade cycles.
8. Sorption cycles – absorption NH3-H2O, H2O-LiBr, adsorption cycles
9. Gas refrigeration cycles
10. Air liquefaction, rectification
11. Basic mechanical components of refrigeration equipment and heat pump
12. Heat pums – types.
13. Heat pumps, connecting to space heating system, assessment of heat pump - auxiliary energy source energy balance
14. Evaluation of the effectiveness of basic types of heat pumps – energy, exergy and macroenergetic
Conditions for subject completion
Occurrence in study plans
Occurrence in special blocks
Assessment of instruction
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