Course Details

Exam Registration265
Course StatusOngoing
Course TypeElective
LanguageEnglish
Duration12 weeks
CategoriesAerospace Engineering
Credit Points3
LevelUndergraduate/Postgraduate
Start Date19 Jan 2026
End Date10 Apr 2026
Enrollment Ends02 Feb 2026
Exam Registration Ends20 Feb 2026
Exam Date18 Apr 2026 IST
NCrF Level4.5 — 8.0

Lighter than Air Systems: A Comprehensive 12-Week Course by IIT Bombay

Discover the fascinating world of Lighter-than-Air (LTA) systems through a meticulously structured 12-week course offered by the prestigious Indian Institute of Technology Bombay. This course, led by a distinguished expert, revives a crucial branch of aerospace engineering that is experiencing a modern renaissance.

Meet Your Instructor: Prof. Rajkumar S. Pant

This course is guided by Prof. Rajkumar S. Pant, a veteran faculty member of IIT Bombay's Aerospace Engineering Department since 1989. With a stellar academic and professional background, Prof. Pant brings unparalleled expertise to the subject.

  • Educational Credentials: Holds Bachelors, Masters, and Ph.D. degrees in Aerospace Engineering from premier institutions including PEC Chandigarh, IIT Madras, and Cranfield University, UK.
  • Industry Experience: Gained valuable practical knowledge during a five-year tenure at Hindustan Aeronautics Limited (HAL).
  • Academic Prowess: Author of approximately 220 scientific papers and a globally recognized scholar, having held visiting positions at top universities worldwide like Nanyang Technological University (Singapore), Virginia Tech, and Cambridge University.
  • Specialization: His core areas include Aircraft Conceptual Design, Air Transportation, and Optimization.

About the Course

This course provides a comprehensive overview of Lighter-than-Air systems—a technology that pioneered early aviation but faded after the 1930s, only to be revived in the 1980s for its potential in long-endurance, fuel-efficient applications.

  • Format: The course is delivered through recorded in-class lectures from the Autumn 2015 semester at IIT Bombay, supplemented with monthly live doubt-clearing sessions.
  • Support: Students have access to the instructor via email and scheduled phone consultations.
  • Intended Audience: Undergraduate and Postgraduate students in Aeronautical, Aerospace, and Mechanical Engineering.
  • Industry Relevance: The course content is supported by major aerospace players including ISRO, NAL, ADRDE, Airbus, Boeing, and Lockheed Martin.

Detailed 12-Week Course Layout

WeekTopic
Week 1Background and Introduction to LTA systems
Week 2Historical Perspectives of LTA Systems
Week 3Airships developed at IITB
Week 4Static Lift Concepts
Week 5Static Lift Estimation
Week 6Variation of Net Static Lift
Week 7Pressure Height Calculations
Week 8Envelope Materials and Ground Handling of LTA Systems
Week 9Airship Design Methodology
Week 10Airship Propulsion Systems and Case studies in Airship Operation
Week 11Aerostat Design Methodology
Week 12High Altitude Airships and Hybrid LTA systems

Essential Reference Books

To deepen your understanding, the course recommends several authoritative texts, including material developed by the instructor himself:

  • Pant, R. S., Course Material for Design and Development of LTA systems, IIT Bombay, 2010.
  • Khoury, G., ed., Airship Technology, 2nd Edition, Cambridge Aerospace Series, 2012.
  • Carichner, G. E., and Nicolai, L. M., Fundamentals of Aircraft and Airship Design, Volume 2 – Airship Design and Case Studies, AIAA, 2013.
  • Hunt, P. V., Advanced Airship Technologies and Design Approaches, AIAA, 2015.
  • Taylor, J. A., Principles of Aerostatics, The Theory of Lighter-Than-Air Aircraft, 2014.

Why Enroll in This LTA Systems Course?

This course is a unique opportunity to learn from one of India's leading aerospace academics. It bridges historical knowledge with cutting-edge applications, preparing students for advanced research and roles in the evolving field of airships and aerostats. Whether you're fascinated by aviation history or aiming to work on next-generation surveillance, communication, or cargo LTA platforms, this course provides the foundational and advanced knowledge required to excel.

Embrace the chance to study a niche yet resurgent area of aerospace engineering under the guidance of Prof. Rajkumar S. Pant and leverage IIT Bombay's academic excellence to advance your career.

Enroll Now →

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