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  • 8:59 PM, Saturday, 16 Oct 2021

Course Undergraduate
Semester Electives
Subject Code AE493
Subject Title Two Phase Flow and Heat Transfer


Review of Single-Phase Flows: one-dimensional conservation equations – introduction to twophase flows – flow regimes.

Flow Models for Two-Phase Flows: one-dimensional homogeneous flow model – separated flow model – drift flux model – simplified treatment of bubbly, slug, and annular flows – flow regime maps – transition criterion – pressure drop correlations and void fraction correlation – phenomenological description of flooding – critical two-phase flows – prediction models.

Liquid-Vapour Phase Change Phenomenon: pool boiling – wetting phenomenon – bubble dynamics – nucleation concepts – convective boiling – heat transfer in partially and fully developed sub-cooled boiling – heat transfer in saturated boiling.

Critical Heat Flux: prediction methodologies – instabilities in boiling channel – methodologies for prediction.

Condensation Fundamentals: film condensation theory – dropwise condensation theory – introductory aspects of flow instabilities in condensation.

Flow Modeling: flow modeling aspects in natural and forced circulation heat removal in boiling systems – handling cryogenic fluid flow systems – modeling of pulsating heat pipe for electronic cooling

Text Books

Same as References


1. Kleinstreuer, C., Two-Phase Flow: Theory and Application, Taylor & Francis (2003).

2. Tong, L. S. and Tang, Y. S., Boiling Heat Transfer and Two-Phase Flow, 2nd ed., Taylor & Francis (1997).

3. Collier, J. G. and Thome, J. R., Convective Boiling and Condensation, 3rd ed., Oxford Univ. Press (2002).

4. Carey, V. P., Liquid-Vapour Phase-Change Phenomenon: An Introduction to the Thermophysics of Vaporization and Condensation Process in Heat Transfer Equipment, 2nd ed., Taylor & Francis (2007).

5. Wallis, G. B., One-Dimensional Two-Phase Flow, McGraw-Hill (1969).

6. Bailey, C. A. (Ed.), Advanced Cryogenics, Plenum Press (1971).