Journal articles

Conference Proceedings

  • Sivaramakrishnan Malathi, A., Nardini, M., Vaid, A., Vadlamani, N. R., & Sandberg, R. D. (2022). Profile Loss Reduction of High Lift Turbine Blades With Rough and Ribbed Surfaces, GT2022-82558, In proceedings of ASME Turbo Expo, Rotterdam, Netherlands, June 13-17, 2022 (accepted)
  • Sumit Saravankar, Adrian Arasu, Vadlamani, N. R., “Crosswind Aerodynamic Analysis Using Quasi 3d Ducts”, GT2022-82964, In proceedings of ASME Turbo Expo, Rotterdam, Netherlands, June 13-17, 2022 (accepted)
  • Anmol Garg, Vadlamani, N. R., Srinivasan B., “Aerothermal Performance of Axially Varying Winglet-Squealer Blade Tips”, GT2022-82947, In proceedings of ASME Turbo Expo, Rotterdam, Netherlands, June 13-17, 2022 (accepted)
  • Vaid, A., Vadlamani, N. R., & Sivaramakrishnan Malathi, A. (2022). Dynamics of Bypass Transition with roughness and pulses of free-stream turbulence. In AIAA SCITECH 2022 Forum (p. 0453), National Harbor, MD and Online, Jan 23-27.
  • Nampelly, G., Sivaramakrishnan Malathi, A., Vadlamani, N. R., Rengarajan, S., & Kontis, K. (2022). Surface Roughness Benefits in Open Cavity Flows. In AIAA SCITECH 2022 Forum, National Harbor, MD and Online, Jan 23-27 (p. 0473).
  • Sivaramakrishnan Malathi, A., Nardini, M., Vaid, A., Vadlamani, N. R., & Sandberg, R. D. (2022). On the efficacy of riblets toward drag reduction of transitional and turbulent boundary layers. In AIAA SCITECH 2022 Forum (p. 0472), National Harbor, MD and Online, Jan 23-27.
  • Kumar, A., & Vadlamani, N. R. (2021). Inverse Design of Airfoils Using Convolutional Neural Network and Deep Neural Network. In Gas Turbine India Conference (Vol. 85536, p. V001T02A001). American Society of Mechanical Engineers.
  • Haridas, A., & Vadlamani, N. R. (2021). Modelling Wall-Pressure Spectra in Turbulent Boundary Layers Using Neural Networks. In Gas Turbine India Conference (Vol. 85536, p. V001T02A006). American Society of Mechanical Engineers.
  • Achu, S., Vadlamani, N. R., "Entropically Damped Artificial Compressibility Solver Using Higher Order Finite Difference Schemes on Curvilinear and Deforming Meshes", In AIAA Scitech 2021 Forum (p. 0634), Virtual Conference, 2021.
  • Ganesh N, Ananth S. M, Vadlamani N. R., Sriram R. and Kontis K., "Surface roughness effects on cavity flows," 13th International ERCOFTAC ETMM symposium, Rhodes, Greece, 2021, .
  • Chandra Vamsi K. H., Vadlamani, N. R., " A high-order differential equation based unsteady wall distance solver,” 8th International And 47th National Conference On Fluid Mechanics And Fluid Power, Dec 2020, FMFP2020_058
  • Sumit Saravankar, Adrian Arasu, Vadlamani, N. R., " Effect of Crosswind Flow on Intake Aerodynamics,” 8th International And 47th National Conference On Fluid Mechanics And Fluid Power, Dec 2020, FMFP2020_176
  • Ganesh N, Ananth S. M, Vadlamani N. R., Sriram R. and Kontis K., "Eddy Resolving Simulations of Shear Layer Instabilities in Open cavity flows,” 8th International And 47th National Conference On Fluid Mechanics And Fluid Power, Dec 2020, FMFP2020_217
  • Yeung, A., Vadlamani, N. R., Hynes, T.P., "Quasi 3D nacelle design to simulate crosswind flows: merits and challenges", In proceedings of 13th European Turbomachinery Conference, Lausanne, Switzerland, April 8-12, 2019
  • Ma, Y., Cui, J., Vadlamani, N. R., & Tucker, P., "A Mixed-Fidelity Numerical Study for Fan–Distortion Interaction," In proceedings of ASME Turbo Expo 2018, Oslo, Norway, June 11-15.
  • Vadlamani, N. R., Tucker P. G., Durbin, P., "Subsonic boundary layer transition over rough surfaces: A numerical study," 17th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, ISROMAC, Maui, Hawaii, Dec 16-21, 2017 (Extended Abstract)
  • Ma, Y., Cui, J., Vadlamani, N. R., Tucker., P "Effect of Fan on Inlet Distortion: Mixed-Fidelity Approach," 17th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, ISROMAC, Maui, Hawaii, Dec 16-21, 2017
  • Vadlamani, N. R., Tucker P. G., “Eddy resolving simulations of intake under crosswinds, ” In proceedings of Direct and Large Eddy Simulations 11, Pisa, Italy, 28-31 May, 2017
  • Watson, R., Cui, J., Ma, Y., Tyacke, J., Vadlamani, N.R., Alam, M.F., Dai, Y., Tucker, P.G., Cao, T., Hield, P. and Wilson, M., 2017, June. Improved Hierarchical Modelling for Aerodynamically Coupled Systems. In ASME Turbo Expo 2017: Turbomachinery Technical Conference and Exposition (pp. V02BT41A056-V02BT41A056)
  • Sengupta A; Vadlamani, N. R., Tucker P. G; “Roughness induced transition in low pressure turbines,” In proceedings of AIAA SciTech, Grapevine, Texas, January 9-13, 2017
  • Cao T., Vadlamani, N. R., Tucker P. G., Smith A., Slaby M., and Sheaf C., "Fan-Intake interaction under high incidence," paper no. GT2016-56561, In proceedings of ASME Turbo Expo, Seoul, South Korea, June 13-17, 2016.
  • Vadlamani, N. R., Tucker P. G., "Intake lip separation control using Plasma Actuators," 16th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, ISROMAC, Honolulu, April 9-16, 2016 (Extended Abstract)
  • Cui J., Vadlamani, N. R. and Tucker, PG "Numerical investigation of secondary flows in a high-lift low pressure turbine," In proceedings of 8th International Symposium on Turbulence, Heat and Mass Transfer, , Sarajevo, Bosnia and Herzegovina, September 15-18, 2015
  • Cui J., Vadlamani, N. R. and Tucker, PG "Numerical investigation of contrasting flow physics in different zones of a high-lift low pressure turbine blade," paper no. GT2015-43200 In proceedings of ASME Turbo Expo 2015, Palais des Congrès, Montréal, June 15-19, 2015
  • Vadlamani, N. R., Tucker P. G., Jefferson-Loveday R.J., and Coull J. D., “Investigation of wake induced transition in low-pressure turbines using large eddy simulation,” paper no. GT2013-94418, In proceedings of ASME Turbo Expo, San Antonio, Texas, June 3-7, 2013.(IGTI Turbomachinery committee Best Paper Award)
  • Tyacke J.C., and Tucker P.G., and Jefferson-Loveday R.J., and Vadlamani, N. R., and Watson R., and Naqavi I., and Yang X., (2013) "LES for turbines: methodologies, cost and future outlook," GT2013-94416, In proceedings of ASME Turbo Expo, San Antonio, Texas, June 3-7, 2013.
  • Vadlamani, N. R., Jefferson-Loveday R.J., Tucker P. G. and Lardeau S., “Large eddy simulations in Turbines: Influence of Roughness and free-stream Turbulence,” In proceedings of Turbulence, Heat and Mass Transfer, Palermo, Sicily, Italy, September 24-27, 2012.
  • Jefferson-Loveday R.J., Vadlamani, N. R., Tyacke J.C. and Tucker P.G., "High-order DES and zonal LES of a labyrinth seal," Paper No. AIAA-2012-0739, In 50th AIAA Aerospace Sciences Meeting and Exhibit, , Nashville, Tennessee, USA, 09-1-2012 to 12-1-2012.

Book Chapter

Invited talks and presentations

  • "Eddy resolving simulations of turbulent flows in turbomachines", presented at AICTE sponsored short term course on "Theory and Analysis of Compressible Turbulence" (TACT-2021), 22-27th March, 2021
  • "Turbomachinery Simulations: Progress and Challenges", presented at AICTE sponsored short term training program on "Applied Computational Fluid Dynamics for Automotive, Space and Defence Sector” A D PATEL institute of technology, 1st-5th March, 2021
  • “Turbulent Flows in Turbomachines: Role of High Performance Computing”, mini-symposium on Advances in Computational Science and Parallel Computing, ADENA conference, IIT Guwahati, Oct 12-15 2020
  • "High-Fidelity Simulations in Turbomachines using distributed and shared memory architectures" HPC Workshop, IIT Madras, July 2020
  • "LES/DNS with IBM", presented at AICTE sponsored short term course on "Advanced Computational Techniques for Fluid Dynamics: Grid-Free and Immersed-Boundary Methods with Applications" (ACTFD-2019), November, 2019
  • "High Fidelity Eddy-Resolving Simulations to Capture Surface Roughness Effects in Gas Turbines", talk at 6th Prof. P.J. Paul Memorial Combustion Researchers' meet, March 2019.
  • “Multi-fidelity simulations in Turbomachines,” Culture of Continuous Learning (CCL) talk at Hindustan Aeronautics Limited, Bangalore, March 2019 (Invited talk)
  • “Eddy resolving simulations to capture roughness effects on boundary layers,” University of Huddersfield, April 2018 (Invited talk)
  • “High-fidelity and Low-order fan modelling for intake interaction,” Rolls Royce aerothermal conference, July 21-22, 2016. (Invited talk)
  • "Fasten your seat belts: We shall experience turbulence," Graduate seminar talk, St. Catharine's college, Cambridge (Invited talk)
  • "Multi-mode transition in low-pressure turbines", CFD Annual Review, Rolls-Royce Derby, November 18-19, 2012. (Invited talk)
  • Presented at UK Turbulence Consortium (2011, 2012, 2013, 2017)
  • "Prediction of laminar separation bubble using URANS approach," 19th UK National Conference of the Association for Computational Mechanics in Engineering, April 5-6, 2011