Refrigeration and Air-conditioning

(1 customer review)


Prof. Ravi Kumar

IIT Roorkee

*Additional GST and optional Exam fee are applicable.

SKU: IIT Roorkee Category:


This Course provides a simple understanding of Refrigeration and Air-conditioning fundamentals. Ideally suited to those with a little or no knowledge of the subject. The course consists of different refrigeration cycles and understanding of psychrometry and psychrometric processes used for the purpose of air-conditioning. Further, the comfort air-conditioning and indoor environment health are also addressed in this course.


UG & PG students of Mechanical & Civil Eng. and Architecture students


All HVAC industries


Dr. Ravi Kumar is a Professor in the Department of Mechanical & Industrial Engineering, Indian Institute of Technology Roorkee. He has been teaching thermal engineering courses in the Department and is actively involved in the research related with Solar Energy. He is a member of ASME, ASHRAE and IIFIIR.

Certification Process

1. Join the course
Learners may pay the applicable fees and enrol to a course on offer in the portal and get access to all of its contents including assignments. Validity of enrolment, which includes access to the videos and other learning material and attempting the assignments, will be mentioned on the course. Learner has to complete the assignments and get the minimum required marks to be eligible for the certification exam within this period.

COURSE ENROLMENT FEE: The Fee for Enrolment is Rs. 2000 + GST

2. Watch Videos+Submit Assignments
After enrolling, learners can watch lectures and learn and follow it up with attempting/answering the assignments given.

3. Get qualified to register for exams
A learner can earn a certificate in the self paced course only by appearing for the online remote proctored exam and to register for this, the learner should get minimum required marks in the assignments as given below:

Assignment score = Score more than 50% in at least 6/8 assignments.
Exam score = 50% of the proctored certification exam score out of 100
Only the e-certificate will be made available. Hard copies will not be dispatched.”

4. Register for exams
The certification exam is conducted online with remote proctoring. Once a learner has become eligible to register for the certification exam, they can choose a slot convenient to them from what is available and pay the exam fee. Schedule of available slot dates/timings for these remote-proctored online examinations will be published and made available to the learners.

EXAM FEE: The remote proctoring exam is optional for a fee of Rs.1500 + GST. An additional fee of Rs.1500 will apply for a non-standard time slot.

5. Results and Certification
After the exam, based on the certification criteria of the course, results will be declared and learners will be notified of the same. A link to download the e-certificate will be shared with learners who pass the certification exam.


Course Details

Week-1 : Recapitulation of Thermodynamics, Introduction to Refrigeration, Air Refrigeration Cycle, Aircraft Refrigeration Cycles.
Week-2 : Aircraft Refrigeration Cycles,Vapour Compression Cycle,P-h Charts, Actual Vapour Compression Cycle
Week-3 : Actual Vapour Compression Cycle,Compound Compression with Intercooling, Multiple Evaporator and Cascade System, Problem Solving
Week-4 : Refrigerants, Vpour Absorption Systems.
Week-5 : Introduction to Air-conditioning, Properties of Moist Air, Psychrometric Chart, Psychrometric Processes.
Week-6 : Psychrometric Processes, Infiltration Design Conditions, Cooling Load.
Week-7 : Cooling Load, Air Distribution System, Problem Solving, Air-Conditioning Systems
Week-8 : Human Physiology, Thermal Comfort, Indoor Environmental Health, Problem Solving

Books and References

  • Refrigeration & Air-conditioning, CP Arora, TMG
  • Refrigeration & Air-conditioning, Manohar Prasad, NAI
  • Refrigeration & Air-conditioning, Stoecker & Jons, MGH
  • Principles of Refrigeration, RC Dosset, LPE
  • ASHRAE Handbook (Fundamentals), ASHRAE

1 review for Refrigeration and Air-conditioning

  1. Sharad M Shanbhag

    It is a very good course which covers the fundamental as well as the advanced topics on refrigeration and air-conditioning. The course instructor has tried his best to cover all the necessary topics to understand the subject well.

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