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Indian Institute of Technology Delhi

RAC Product Design

Indian Institute of Technology Delhi and NPTEL via Swayam


This course will lead to an understanding of refrigeration and air-conditioning products, the components within these products, familiarity with selection parameters for the components and an appreciation of environmental impact of design choices. The course includes a case study to illustrate the process of design leading to a successful product in market.INTENDED AUDIENCE : Students pursuing BE/ME/Ph.D. in Mechanical Engg. and Design Engineers working in Industries.PREREQUISITES : Applied Thermodynamics and Basic Heat and Mass Transfer.INDUSTRY SUPPORT : Refrigeration and Air Conditioning Industries such as Carrier, Trane, LG, Samsung, Voltas, Blue star, Emerson, Danfoss etc.


Week 1 : Introduction to the design process in general and for Ref. & AC in particular. Applied Thermodynamics as a design tool. Refrigerants and their properties, energy efficiency and environmental considerations, Practical aspects Week 2 : Ref. system Components & their types :- compressors, condensers, evaporators, expansion devices. Working principle of the components and unique features Week 3 : Selection of components for an intended design. Balancing the diversity of design objectives and optimization. Appreciation of the diverting in operating parameters in real applications and incorporation of controls and safety Components Week 4 : Product design - New product launch – Performance testing, reliability, safety, Case studies etc

Taught by

Prof. Sanjeev Jain

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