Course Details

Exam Registration11
Course StatusOngoing
Course TypeCore
LanguageEnglish
Duration8 weeks
CategoriesMechanical Engineering
Credit Points2
LevelUndergraduate/Postgraduate
Start Date19 Jan 2026
End Date13 Mar 2026
Enrollment Ends02 Feb 2026
Exam Registration Ends16 Feb 2026
Exam Date28 Mar 2026 IST
NCrF Level4.5 — 8.0

Mastering Complex Flows: An In-Depth Look at the NPTEL Course on Heat Transfer and Combustion in Multiphase Systems

Multiphase systems, where different states of matter like liquid, gas, and solid interact, are the unsung heroes of modern engineering. From the efficient burning of fuel in a jet engine to the precise patterning of materials at the microscale, understanding these complex flows is critical. The National Programme on Technology Enhanced Learning (NPTEL) offers a pivotal course, Heat Transfer and Combustion in Multiphase Systems, designed to demystify these phenomena. Led by the distinguished Prof. Saptarshi Basu from the Indian Institute of Science (IISc) Bangalore, this 8-week program is a deep dive into the science that powers industries.

Meet Your Instructor: Prof. Saptarshi Basu

The course is guided by the expertise of Prof. Saptarshi Basu, a Pratt and Whitney Chair Professor in the Department of Mechanical Engineering at IISc Bangalore. With a rich academic background including a Ph.D. from the University of Connecticut and prior teaching experience at the University of Central Florida, Prof. Basu brings a wealth of knowledge. His research spans advanced laser diagnostics, thermo-fluid sciences, bio-fluidics, and even AI applications for analyzing droplet systems. His practical and research-oriented approach ensures the course content is both foundational and cutting-edge.

Who Should Enroll in This Course?

This course is meticulously designed for:

  • Undergraduate and Postgraduate Students (BE/ME/MSc/PhD) in Mechanical, Aerospace, Chemical, and Energy Engineering.
  • Researchers and practicing engineers in fields like propulsion, energy systems, and materials processing.
  • Professionals in industries such as Gas Turbines, Solar Thermal, Micro-nano scale engineering, and Materials Processing.

Course Prerequisites

To fully benefit from this advanced course, a solid understanding of core subjects is recommended:

  • Combustion
  • Heat Transfer
  • Fluid Mechanics

Learners can brush up on these topics through other NPTEL courses like Convective Heat Transfer and Introduction to Fluid Mechanics.

What Will You Learn? A Week-by-Week Breakdown

The 8-week curriculum is structured to build knowledge from fundamental concepts to specific, high-impact applications.

WeekTopicKey Focus Areas
Week 1Introduction to Multiphase SystemsUbiquity, classifications, and basic concepts of multiphase flows.
Week 2Fundamentals of Interfacial Heat and Mass TransferPhysics governing transport at the interface between phases.
Week 3Governing EquationsMathematical formulation of conservation laws for multiphase systems.
Week 4Transport Processes and Interface PhenomenaDetailed analysis of momentum, energy, and mass transfer at interfaces.
Week 5Heat Transfer and Droplet Vaporization ModelsTheory and models describing how isolated droplets vaporize.
Week 6Transport Phenomena in Vaporizing DropletsAdvanced internal and external flow dynamics in evaporating droplets.
Week 7Atomization and SpraysProcess of liquid breakup (atomization) and the characteristics of spray systems.
Week 8Droplet / Spray Combustion and BoilingCombustion dynamics of single droplets and sprays, alongside fundamentals of boiling heat transfer.

Why This Course is Essential for Engineers

The applications of multiphase heat transfer and combustion are vast and critical to technological advancement:

  • Power Generation & Propulsion: Optimizing combustion in gas turbines (GE, Siemens) and rocket engines (GTRE) for efficiency and lower emissions.
  • Renewable Energy: Enhancing design and efficiency in solar thermal power plants and advanced cooling systems.
  • Advanced Manufacturing: Controlling processes in materials synthesis, coating, and 3D printing.
  • Microfluidics & Biomedical Engineering: Designing lab-on-a-chip devices and understanding respiratory droplet dynamics (highly relevant post-COVID-19).

This course bridges the gap between theoretical principles and these real-world, industry-relevant applications, making it invaluable for career growth in core engineering sectors.

Conclusion

The NPTEL course on Heat Transfer and Combustion in Multiphase Systems is more than just an academic module; it's a gateway to mastering the complex fluid-thermal phenomena that drive innovation across industries. Under the expert guidance of Prof. Saptarshi Basu, participants will gain not only theoretical knowledge but also insights into practical challenges and solutions. Whether you are a student aiming to specialize or a professional seeking to upskill, this 8-week journey will equip you with the tools to analyze, model, and innovate within the fascinating world of multiphase systems.

Ready to decode the science behind the systems that power our world? Enroll in the course today and take the first step towards becoming an expert in this fundamental engineering domain.

Enroll Now →

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