Refrigeration engineeringLaajuus (3 cr)

Objective

Knowledge and understanding of and proficiency in:
- refrigeration process
- properties of most common refrigerants and environmental safety
- main components of refrigeration plant, design and operation
- direct and indirect cooling circuits, operation and design
- maintenance and troubleshooting of refrigeration plants

Content

- refrigeration processes
- H-S diagrams for refrigerants
- refrigerants
- compressors, condensers, tanks, expansion valves, evaporators, subcoolers
- piping, equipment and insulation
- process control equipment
- melting, drying
- refilling of refrigerants
- lubrication oils in refrigeration plants
- refrigerated containers
- environmental safety
- refrigerating plants

Materials

Approved training during studies

Accomplishment methods

Students can
- use professional vocabulary and concepts in an expert way in different situations
- choose appropriate models, methods, software and techniques according to the purpose and justify these choices
- apply critically the ethical principles of the professional field in different situations

In addition, competence evaluation according to STCW code table A-III/2 column 4 are used:
- explanation and understanding of design features and operating mechanisms are appropriate