NPTEL Courses

Refrigeration and Air Conditioning

This course introduces the fundamentals of refrigeration and air conditioning. Topics covered in this course include History of refrigeration; Applications of refrigeration and air conditioning; Review of thermodynamics; Methods of producing low temperatures; Air cycle refrigeration systems; Vapour compression refrigeration systems; Vapour absorption refrigeration systems; Refrigeration system components: compressors, condensers, evaporators, expansion devices; Analysis of complete vapour compression system; Refrigerants; Psychrometry; Psychrometric processes; Psychrometry of air conditioning systems; Air conditioning systems; Cooling and heating load calculations; Transmission and distribution of air; and Space air distribution. (from nptel.ac.in )


Prof. M. Ramgopal, Department of Mechanical Engineering, IIT Kharagpur.
Mechanical engineering

Record ID


Lecture 01 - History of Refrigeration