heat pumpsLaajuus (3 cr)

Objective

The student can plot the refrigerant of a heat pump on a log p,h diagram and determine the coefficient of performance from the diagram. The student can explain the operating principles of different types of heat pumps. The student knows the most common refrigerants used in heat pumps and their usage limitations.

Content

The operating principle of a heat pump and the main components of the refrigerant circuit. The refrigeration cycle of a heat pump on a log p,h diagram. Determining the coefficient of performance (COP) from a log p,h diagram. The most common types of heat pumps and heat sources. Refrigerants used in heat pumps, their properties, and usage limitations.

Assessment criteria, satisfactory (1)

The student can plot the refrigerant of a heat pump on a log p,h diagram and determine the coefficient of performance from the diagram. The student can explain the operating principles of different types of heat pumps. The student can list common refrigerants used in heat pumps.

Assessment criteria, good (3)

The student can plot the refrigerant of a heat pump on a log p,h diagram and determine the coefficient of performance from the diagram. The student can explain the operating principles of different types of heat pumps. The student can list the most common refrigerants used in heat pumps and explain their properties.

Assessment criteria, excellent (5)

The student can plot the refrigerant of a heat pump on a log p,h diagram and determine the coefficient of performance from the diagram. The student can explain the operating principles of different types of heat pumps. The student can list the most common refrigerants used in heat pumps and explain their properties.

Assessment criteria, approved/failed

The student is able to dimension the main parts of the heat pump system and to draw a diagram for the system. The students are able to recognize the fundamental concepts and methods associated with the course and are able to solve simple problems.