Cooling Technology: Why and How utilized in Food Processing and allied Industries

By Prof. Tridib Kumar Goswami   |   IIT Kharagpur
Learners enrolled: 300
This course will cover basics of processing and preservation technologies required in any processing industries. The basic knowledge onthermal processing is intermingled with most of the unit operations at some or other stage of processing. Since, these basic aspects of thermal operationsis not taught in most of the engineering institutions elaborately, a comprehension of these aspects of thermal processing will enrich the knowledge base of the students in general.

INTENDED AUDIENCE: Agricultural Engineering, Food Technology, Food Engineering, Chemical Engineering, Biotechnological Engineering, Thermal Engineering, Biotechnology

INDUSTRY SUPPORT: Any Processing Industry such as ITC, Hindustan Lever, Britannia etc.
Course Status : Upcoming
Course Type : Elective
Duration : 12 weeks
Start Date : 23 Jan 2023
End Date : 14 Apr 2023
Exam Date : 29 Apr 2023 IST
Enrollment Ends : 30 Jan 2023
Category :
  • Agricultural and Food Engineering
Credit Points : 3
Level : Undergraduate/Postgraduate

Page Visits

Course layout

Week 1: Fundamentals of food processing and preservation
Week 2: Cooling load calculations including heat of respiration
Week 3: Psychrometry
Week 4: Basics of thermodynamics
Week 5: Carnot cycle
Week 6: Reverse Carnot cycle
Week 7: Refrigeration and air-conditioning
Week 8: Vapour compression refrigeration cycles
Week 9: Compressor, Condenser, Expansion device, Evaporator
Week 10: Freezing and Freeze Drying
Week 11: Cold Storage
Week 12: A product of low temperature: Ice cream

Books and references

1. Transfer process: momentum, heat and mass transfer- C.J. Jeankoplis.
2. Refrigeration and air conditioning – C.P. Arora
3. Refrigeration and air conditioning – R.C. Arora
4. Transport phenomena in food process. engineering – A.K. Datta.

Instructor bio

Prof. Tridib Kumar Goswami

IIT Kharagpur
Prof. Tridib Kumar Goswami, a NAAS, ISAE, IE, AABS Fellow, did his B.Sc. in Chemistry (Hons) from University of Calcutta, B.Tech. in Food Technology and Biochemical Engineering from Jadavpur University, Ph.D. from IIT Kharagpur. After serving Kwality Ice Cream, Bombay for 1 years, he joined IIT Kharagpur in 1989 and is still continuing as a Professor. He has earned 5 Indian Patents, published 104 papers in peer reviewed reputed journals, 55 conference proceedings. He has written 4 books and 14 book chapters published by International publishers. He has travelled around the world for presenting papers and was specially invited by Jeonbuk National University, Korea with full sponsorship in 2009. He has guided 14 Ph.D., out of which 3 theses have been awarded the prestigious Jawaharlal Nehru Award offered by ICAR. One of his papers was awarded the prestigious N.N. Mohan Memorial Award for 2009 conferred by AIFPA, New Delhi for Best Paper of the year. He has also received several National and International awards. He has completed several sponsored research & consultancy projects as PI and co-PI. He is the first faculty from Agricultural Engineering discipline in India to contribute to the National program on technology enhanced learning.

Course certificate

The course is free to enroll and learn from. But if you want a certificate, you have to register and write the proctored exam conducted by us in person at any of the designated exam centres.
The exam is optional for a fee of Rs 1000/- (Rupees one thousand only).
Date and Time of Exams: 29 April 2023 Morning session 9am to 12 noon; Afternoon Session 2pm to 5pm.
Registration url: Announcements will be made when the registration form is open for registrations.
The online registration form has to be filled and the certification exam fee needs to be paid. More details will be made available when the exam registration form is published. If there are any changes, it will be mentioned then.
Please check the form for more details on the cities where the exams will be held, the conditions you agree to when you fill the form etc.


Average assignment score = 25% of average of best 8 assignments out of the total 12 assignments given in the course.
Exam score = 75% of the proctored certification exam score out of 100

Final score = Average assignment score + Exam score

YOU WILL BE ELIGIBLE FOR A CERTIFICATE ONLY IF AVERAGE ASSIGNMENT SCORE >=10/25 AND EXAM SCORE >= 30/75. If one of the 2 criteria is not met, you will not get the certificate even if the Final score >= 40/100.

Certificate will have your name, photograph and the score in the final exam with the breakup.It will have the logos of NPTEL and IIT Kharagpur .It will be e-verifiable at nptel.ac.in/noc.

Only the e-certificate will be made available. Hard copies will not be dispatched.

Once again, thanks for your interest in our online courses and certification. Happy learning.

- NPTEL team

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