Nagabhushana Rao V

Assistant Professor

Aerospace Engineering ,

2018-present: Assistant Professor

+44 2257 4037

nrv@iitm.ac.in

https://home.iitm.ac.in/nrv/index.html

Research Areas

  • Computational Fluid Dynamics, Transition to turbulence, Turbomachinery, High order methods, High performance computing

  • High-fidelity CFD (DNS/LES) Transition to turbulence 

  • Flow control Coupled interactions in Turbomachines High order methods and High performance computing Low order methods

  • Data driven modelling


Selected Journal Publications

  • Surface Roughness Benefits in Open Cavity Flows Ganesh N.;Ananth S.M.;Vadlamani N.R.;Sriram R.;Kontis K. Conference Paper AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022, Year 2022 


  • Dynamics of Bypass Transition with roughness and pulses of free-stream turbulence Vaid A.;Ananth S.M.;Vadlamani N.R. Conference Paper AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022, Year 2022 


  •  On the efficacy of riblets toward drag reduction of transitional and turbulent boundary layers Ananth S.M.;Nardini M.;Vaid A.;Vadlamani N.R.;Sandberg R.D. Conference Paper AIAA Science and Technology Forum and Exposition, AIAA SciTech Forum 2022, Year 2022  


  • Inverse Design of Airfoils using Convolutional Neural Network and Deep Neural Network Kumar A.;Vadlamani N.R. Conference Paper Proceedings of ASME 2021 Gas Turbine India Conference, GTINDIA  2021, Year 2021


  • Modelling Wall-Pressure Spectra in Turbulent  Boundary  Layers using Neural Networks Haridas A.;Vadlamani N.R. Conference Paper Proceedings of ASME 2021 Gas Turbine India Conference, GTINDIA 2021, Year 2021 


  • Entropically damped artificial compressibility solver using higher order finite difference schemes on curvilinear and deforming meshes Shankar A.;Rao V.N. Conference Paper AIAA Scitech 2021 Forum, Year 2021, Pages 1-12


  • Yeung, A., Vadlamani, N. R., Hynes, T., & Sarvankar, S. (2019). Quasi 3D Nacelle Design to Simulate Crosswind Flows: Merits and Challenges. International Journal of Turbomachinery, Propulsion and Power, 4(3), 25.


  • Tyacke J.C., Vadlamani, N. R., Trojak, W., Watson R., & Tucker, P. G. (2019). Turbomachinery Simulation Challenges and the Future. Progress in Aerospace Sciences, 10, 100554.


  • Ma, Y., Cui, J., Vadlamani, N. R., & Tucker, P. G. (2019). Hierarchical Geometry Modelling Using the Immersed Boundary Method. Computer Methods in Applied Mechanics and Engineering, 355, 323-348.


  • Vadlamani, N. R., Cao, T., Watson, R., & Tucker, P. G.(2019). Towards Future Installations: Mutual Interactions of Short Intakes with Modern High Bypass Fans. Journal of Turbomachinery, 141(8): 081013.


  • Ma, Y., Vadlamani, N. R., Cui, J., & Tucker, P. G.(2019). Comparative Studies of RANS Versus Large Eddy Simulation for Fan–Intake Interaction. Journal of Fluids Engineering, 141(3), 031106.


  • Ma, Y., Cui, J., Vadlamani, N. R., & Tucker, P. G. (2018).A Mixed-fidelity Numerical Study for Fan-distortion Interaction. Journal of Turbomachinery, 140.9, 091003.


  • Ma, Y., Cui, J., Vadlamani, N. R., & Tucker, P. G.(2018). Effect of Fan on Inlet Distortion: Mixed-Fidelity Approach. AIAA Journal, 56(6), 2350-2360.


  • Vadlamani, N. R., Tucker, P. G., & Durbin, P. (2018). Distributed Roughness Effects on Transitional and Turbulent Boundary Layers. Flow, Turbulence and Combustion, 100(3), 627-649. (Key scientific article in Advances in Engineering)


  • Lin, Y., Vadlamani, N. R., Savill, M., & Tucker, P. G.(2017). Wall-resolved large eddy simulation for aeroengine aeroacoustic investigation. The Aeronautical Journal, 121(1242), 1032-1050.


  • Cao, T., Vadlamani, N. R., Tucker, P. G., Smith, A. R., Slaby, M., & Sheaf, C. T. (2017). Fan–Intake Interaction Under High Incidence. Journal of Engineering for Gas Turbines and Power, 139(4), 041204.


  • Cui, J., Vadlamani, N. R., & Tucker, P. G. (2017) Numerical investigation of secondary flows in a high-lift low pressure turbine. International Journal of Heat and Fluid Flow, (63), 149-157.

Research Projects

  • LES of turbines: Effect of upstream disturbances 

  • Real & distributed roughness effects on transition Mixed-Fidelity frameworks for coupled interactions   

  • High-fidelity Solver (COMP-SQUARE) Development      

  • Low Order Methods and Data Driven Modelling

Awards & Recognitions

  • 2021- American Physical Society (APS) Member

  • 2020-2023: New Faculty Seed Grant from ICSR, IIT Madras

  • 2020 - Aeronautical Society of India (AeSI) Life time member (M-20634)

  • 2020 -AIAA Senior Member

  • 2019-2021: Start-up Research Grant from Department of Science and Technology (DST) India 

  • 2018:Quadro P6000 GPU generously donated under NVIDIA GPU grant program 

  • 2018-2021: New Faculty Initiation Grant from ICSR, IIT Madras 

  • Short term consultancy projects with L&T Technology services & C-BEEV, IITM Research Park

  • 25 MAU computational time on UK ARCHER supercomputer through RAP call

  • Total of ~ 40 MAU computational time on UK ARCHER supercomputer through UK Turbulence Consortium.

  • Bowring Research Fellowship awarded by St. Catharine’s college, Cambridge to pursue independent research

  • Finalist: Royal academy of Engineering research fellowship, Osborne Reynolds Research award, lectureship at Oxford

  • 2013: International Gas Turbine Institute (IGTI) Turbomachinery committee best paper award presented by ASME

  • Yates-Unilever Scholarship from Robinson College, University of Cambridge

  • Dorothy Hodgkin Postgraduate Award (DHPA) (£90,000) funded by EPSRC and Rolls-Royce

            Awarded by IIT Madras:

  • S. Anantharamakrishnan Memorial Gold medal for best individual project

  • Prof. B. Sengupto Memorial Silver medal for best academic record in Mechanical Engineering (9.9/10)

  • N. Venkatarayulu Memorial Silver medal for highest CGPA in Thermal stream

  • Certificate of academic distinction and Silver medal for highest CGPA in first year in Mechanical Engineering

           Awarded by NIT Warangal:

  • Institute Gold Medal for highest CGPA among all departments in Engineering (9.56/10)

  • Mechanical Gold Medal for best academic performance in Mechanical Engineering

  •  3 gold medals (N. Rama Rao Memorial, Smt. Poornamma Memorial, M. Azmath Ali Umair Memorial) for best academic performance among all branches in Engineering

  • ‘Sri Bhagavathula Raghavendra Sastry’ Scholarship, ‘Smt. Puvvada Subhadramma’ Memorial Cash Prize and Merit scholarship for the academic years 2004, 2005, 2006

           Academic Service and Extracurricular Activities 

  • Peer Reviewer: Physics of Fluids, CMAME Journal, Computers and Fluids, AIAA Journal, Journal of Turbomachinery, Flow Turbulence and Combustion, Journal of Fluids and Structures, Aeronautical Journal, Experimental thermal and fluid science, Proceedings of the Institute of Mechanical Engineers, Philosophical transactions of the Royal Society A: Theme issue, Proceedings of ASME turbo expo. Conference Organizer:: Co-chair ASME GT India 2019, Co-organizer of Fluid mechanics, Energy, Turbomachinery Expo (FETE) Conference, 2012 (worked with a team of 7 members to organize the conference at Duxford Imperial War Museum) Memberships:: AIAA (Senior Member), American Physical Society (APS), ASME, Aeronautical Society of India (AeSI) Mentoring: Lead Team COMPSQUARE during GPU Hackathons (2019,2020) generously sponsored by CDAC, OpenACC, NVIDIA and IISER Pune; Faculty advisor for Aerospace Engineering Association (AEA), IIT Madras