Steam and Gas Power Systems

By Prof. Ravi Kumar   |   IIT Roorkee
Learners enrolled: 1605
About the course:
This Course provides a simple understanding of the steam and gas power systems. The course contains the analysis of vapour power cycle i.e. Rankine cycle, steam generators and their accessories, Performance of Boilers and combustion of fuel, high pressure boilers, flow through steam and gas nozzles, different type of steam turbines for power generation and condensers. The gas turbine cycle, working of gas turbines, centrifugal compressors, axial compressors and combustion chamber of gas turbines.

INTENDED AUDIENCE: It is a core course for UG students of Mechanical Engineering.

INDUSTRY SUPPORT: BHEL, NTPC and other private power industries
Course Status : Completed
Course Type : Core
Duration : 8 weeks
Category :
  • Mechanical Engineering
Credit Points : 2
Level : Undergraduate/Postgraduate
Start Date : 20 Feb 2023
End Date : 14 Apr 2023
Enrollment Ends : 20 Feb 2023
Exam Registration Ends : 17 Mar 2023
Exam Date : 30 Apr 2023 IST

Note: This exam date is subjected to change based on seat availability. You can check final exam date on your hall ticket.

Page Visits

Course layout

Week-1 Review of Thermodynamics, Rankine Cycle, Performance of Rankine Cycle, Binary Vapour Cycle and
Co-generation, Problem Solving.
Week-2 Steam Generators, Fire Tube Boilers, Water Tube Boilers, Boiler Mountings and Accessories, High Pressure 
Boilers- LaMont and Benson Boilers.
Week-3 High Pressure Boilers- Loeffer and Velox Boilers, Draught, Performance of Boilers, Combustion of Fuel,
Problem Solving.
Week-4  Boiler Trial, Nozzles and Diffusers-Momentum and Continuity Equations, Nozzles and Diffusers-Efficiency
and Critical Pressure, Nozzles and Diffusers-General Relationship and supersaturated Flow, Problem Solving.
Week-5 Steam Turbines, Compounding of Steam Turbines, Impulse Steam Turbines, Impulse Steam Turbine Performance,Problem Solving.
Week-6 Impulse-Reaction Steam Turbines, Impulse-Reaction Turbine Performance, Energy Losses in Steam Turbines,Condensers, Problem Solving.
Week-7 Gas Turbine Cycles, Gas Turbine Cycles- Performance Evaluation, Gas Turbine Cycles- Modifications, Problem Solving,Centrifugal Compressors.
Week-8 Centrifugal Compressor Characteristics, Axial Flow Compressors, Axial Flow Compressor Characteristics, Jet Propulsion,Problem Solving.

Books and references

  • Basic Engineering Thermodynamics, Rayner Joel, AWL
  • Roger Gordon & Yon Mayhew, Engineering Thermodynamics work and heat Transfer, Power Plant Engineering, P. K. Nag, TMGH     
  • Power Station Engineering and Economy, Skrotzki, GA Vopat, WA TMGH
  • El-Wakil M.M., Power Plant Technology, MGH
  • An Introduction to Energy Conversion (Vol. 3)-Turbomachinery, Kadambi, Prasad M., Willy
  • Gas Turbine Theory, Cohen H, Rogers GFC, Saravanamuttoo , Longman (4the Edn)

Instructor bio

Prof. Ravi Kumar

IIT Roorkee
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.

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: 
30 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 6 assignments out of the total 8 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 Roorkee.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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