Vagesh D. Narasimhamurthy

Associate Professor

Ph.D., Fluids Engineering - Norwegian University of Science and Technology (NTNU), Trondheim, Norway.

M.S. Computational and Experimental Turbulence with Distinction - Chalmers University of Technology (CTH), Gothenburg, Sweden.



B.E.,Mechanical Engineering with Distinction from Bangalore Institute of Technology (BIT), Bangalore, India.

914422574079

vagesh[at]iitm[.]ac[.]in

 Research Interest

  • Computational fluid dynamics (CFD), direct numerical simulation (DNS), turbulence modeling (URANS, LES/DES), Lagrangian particle tracking, high-performance computing (HPC).
  • Turbulence, transition, bluff-body flows, multi-phase flows, premixed combustion, fire & explosion safety.
  • Immersed boundary method and porosity/distributed resistance (PDR) modeling.

 Office Location

   Fluid Mechanics Group,    Department of Applied Mechanics,
   IIT Madras Chennai, 600036.
   FMB 202
   Phone: +91 (0) 44 2257 4079,
   Email: vagesh [at]iitm[.]ac[.]in

 Keynote Lectures

  • V. D. Narasimhamurthy, "On the influence of initial conditions on DNS", International Workshop on Cloud Dynamics, Micro Physics, and Small-Scale Simulation, Indian Institute of Tropical Meteorology, Pune, 2018.
  • V. D. Narasimhamurthy, H. Hisken, G. Atanga, T. Skjold, "Porosity/distributed resistance modeling for industrial CFD applications", 8th National Conference on Computational Mechanics (MekIT'15), Trondheim, Norway, 2015.

 International Journals

 Conference Proceedings

 Conference Papers

 Conference Abstracts

 Technical Reports and Newsletters

  • G. Atanga, H. H. Pedersen, V. D. Narasimhamurthy and T. Skjold, "Blind-prediction of safety gap experiments",Technical Note (confidential), GexCon AS, Bergen, Norway, 2014.
  • T. Skjold, H. H. Pedersen, G. Atanga, V. D. Narasimhamurthy, S. Lakshmipathy, I. E. Storvik and L. Pesch, "Modelling Escalating Accident Scenarios and the Use of Risk-reducing technology for Explosion safety (MEASURE)",Joint Industry [Statoil Petroleum, Total E&P, GDF Suez, DNV GL] Project Progress Report (confidential), GexCon AS, Bergen, Norway, 2014.
  • V. D. Narasimhamurthy and T. Skjold, "Single- and two-phase CO2 dispersion simulations using FLACS: COSHER second run",Technical Note (confidential), GexCon AS, Bergen, Norway, 2013.
  • V. D. Narasimhamurthy, T. Skjold and S. E. Gant, "On the validation studies of two-phase models in FLACS and CFX",Deliverable 1.5.4 CO2PipeHaz Project, European Commission FP7 Grant Agreement 241346, 2013.
  • V. D. Narasimhamurthy and T. Skjold, "CO2 vapour dispersion simulation from pipeline release",Spring Newsletter CO2PipeHaz Project, European Commission FP7 Grant Agreement 241346, 2013.
  • V. D. Narasimhamurthy, L. Pesch and T. Skjold, "FLACS model developments including the source, wind and terrain models",Deliverable 1.5.3 CO2PipeHaz Project, European Commission FP7 Grant Agreement 241346, 2013.
  • T. Skjold, K. van Wingerden, I. E. Storvik, L. Pesch, J. A. Melheim, M. Ichard, V. D. Narasimhamurthy, P. Middha, H. H. Pedersen, L. Bernard, O. R. Hansen, B. Lilleberg and M. Khalil, "FLACS 2011 and beyond",Joint Industry [Statoil Petroleum, ExxonMobil, Total E&P, IRSN] Project Report (confidential), GexCon AS, Bergen, Norway, 2013.
  • V. D. Narasimhamurthy and T. Skjold, "Integration of the near-field model and the Lagrangian particle model",Deliverable 1.5.2 CO2PipeHaz Project, European Commission FP7 Grant Agreement 241346, 2013.
  • V. D. Narasimhamurthy and T. Skjold, "Dispersion modelling of a CO2 pipeline release: influence of terrain",Winter Newsletter CO2PipeHaz Project, European Commission FP7 Grant Agreement 241346, 2012.
  • V. D. Narasimhamurthy, M. Ichard and T. Skjold, "Numerical simulation of two-phase CO2 dispersion",Autumn Newsletter CO2PipeHaz Project, European Commission FP7 Grant Agreement 241346, 2012.
  • V. D. Narasimhamurthy and T. Skjold, "COSHER blind test predictions: Dispersion simulations of a CO2 pipeline rupture release",Technical Note (confidential), GexCon AS, Bergen, Norway, 2012.
  • V. D. Narasimhamurthy, "Wake dynamics of flow past tapered bluff bodies",PhD Thesis, 2008:260, Dept. of Energy and Process Engineering, Norwegian University of Science and Technology, Trondheim, Norway, 2008.
  • V. D. Narasimhamurthy, "Unsteady-RANS simulation of turbulent trailing-edge flow",MS Thesis, Report 04/31, Dept. of Thermo and Fluid Dynamics, Chalmers University of Technology, Gothenburg, Sweden, 2004.

 Presentations at Workshops and Meetings

  • "URANS modeling", AICTE short term course on theory and analysis of compressible turbulence, IIT Madras, Chennai, India, 2021.
  • "Turbulence modeling", AICTE short term course on advances in experimental and computational fluid mechanics, IIT Madras, Chennai, India, 2018.
  • "Turbulence modeling challenges", CoPT workshop, GTRE, Bangalore, India, 2018.
  • "Work package A1: Turbulence modeling", JIP MEASURE project progress meeting, DNV GL, Spadeadam, UK, 2015.
  • "Direct numerical simulation of turbulence, transition and flow instabilities", Research seminar, IIT Madras, Chennai, India, 2015.
  • "Direct numerical simulation of turbulence, transition and flow instabilities", Research seminar, JNCASR, Bangalore, India, 2015.
  • "Direct numerical simulation of turbulence, transition and flow instabilities", Research seminar, IIT Hyderabad, Hyderabad, India, 2014.
  • "Direct numerical simulation of turbulence, transition and flow instabilities", Research seminar, IISc, Bangalore, India, 2014.
  • "Pipeline releases of CO2 - Experiments and simulations", FLacs User Group (FLUG) meeting, Bergen, Norway, 2013.
  • "Near- and far-field dispersion analysis of accidental CO2 releases: a CFD study", Joint COMET-COCATE-CO2PipeHaz workshop (European Commission's FP7), Lisbon, Portugal, 2012.
  • "FLACS: a commercial CFD tool for dispersion, explosion and fire simulations", ERCOFTAC Special Interest Group SIG45 meeting, Leuven, Belgium, 2012.
  • "Sub-grid turbulence modeling in FLACS", FLacs User Group (FLUG) meeting, Bergen, Norway, 2012.
  • "FLACS - Transient flow solver for dispersion, explosion, fire and wind", CFD Forum meeting, Trondheim, Norway, 2012.
  • "Flow past tapered bluff bodies: a review", 13th ERCOFTAC Nordic Pilot Centre meeting, Bergen, Norway, 2009.
  • "Cellular vortex shedding in the wake of a tapered plate", Marine-CFD meeting, Onboard M/S Trollfjord, Norway, 2008.
  • "Flow past tapered cylinders and tapered plates", Marine-CFD seminar, Jegtvolden, Norway, 2006.
  • "Cellular vortex shedding in the wake of a tapered circular cylinder", Marine-CFD meeting, Brekstad, Norway, 2005.

  • Foundation of Fluid Mechanics (AM2530) at IITM (fall 2020).
  • Turbulence modeling (AM5640) at IITM (fall 2017, 2018, 2019, spring 2022, 2023).
  • Introduction to Turbulence (AM5570) at IITM (spring 2017, 2018, 2020).
  • Engineering Mechanics (AM1101) at IITM (fall 2016, spring 2019, 2021).
  • Foundation of Computational Fluid Dynamics (AM5630) at IITM (spring 2016, fall 2022).
  • Teaching associate for Turbulent Flows course (TEP4112) at NTNU, Trondheim, Norway, spring 2011.

 Scholarships and awards

  • Research fellowship from NFR (The Research Council of Norway), Oslo, Norway (2005 - 11).
  • Graduate scholarship from STINT (The Swedish Foundation for International Cooperation in Research and Higher Education), Stockholm, Sweden (2003 - 04).
  • Certificate of merit for securing first position in Mechanical Engineering from BIT, Bangalore, India (1998 - 99).