Course Objectives:

• To understand the basic concepts of refrigeration and air conditioning systems.

• To study the methods of refrigeration for commercial and industrial applications.

• To study the lower temperature applications: cryogenics by using cascade systems.

• Solving the problems related to cooling and heating system (HVAC).

Course Outcomes:

• Identify various natural and artificial methods of refrigeration. State the importance of refrigerant selection and the environmental issues related to the use of CFCs

• Formulate equations for different types of refrigerants used in vapour compression refrigeration system. Justify the selection of single or multi-stage system based on the operating temperature range

• Explain the working principles of vapour absorption, thermoelectric and steam-jet refrigeration systems. Select a suitable refrigerant absorbent mixture for Vapour absorption refrigeration system

• Define Psychrometry and its properties. Analyze various problems on psychrometric processes, know the construction and application of Psychrometric chart

• Able to design an air condoning system based on given inside and outside conditions. Evaluate cooling and heating loads in an air-conditioning system

• List typical conditions required for various food production processes and List applications of refrigeration and air conditioning