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JOURNALS

  1. Kavan Prabtani, Rajesh Ranjan. Turbulence Modelling for SWTBLI with Expansion Wave Interference Inside Scramjet Inlets. International Journal of Computational Fluid Dynamics   (To appear)

  2. Rajesh Ranjan, J.Ch. Robinet, Datta Gaitonde. Instability mechanisms in meandering streamwise vortex pairs of upswept afterbody wakes. European Journal of Mechanics / B Fluids   (2022)

  3. Rajesh Ranjan. Omicron Impact in India: Analysis of the Ongoing COVID-19 Third Wave Based on Global Data . Journal of Non-linear Dynamics (Under Review)

  4. Parshwanath Doshi, Rajesh Ranjan, Datta Gaitonde. Global and Local Modal Characteristics of Supersonic Open Cavity Flows. Physics of Fluids (Editor's Pick)

  5. Qiong Liu, Datta Gaitonde, Rajesh Ranjan. Global stability analysis of flow behind an upswept aftbody. AIAA Journal

  6. Rajesh Ranjan, Aryan Sharma, Mahendra Verma. Characterization of the Second Wave of COVID-19 in India. Current Science

  7. Rajesh Ranjan, S. Unnikrishnan, J.-Ch. Robinet, Datta Gaitonde. Global transition dynamics of flow in a lid-driven cubical cavity. Theoretical & Computational Fluid Dynamics.

  8. Rajesh Ranjan, Matthew Aultman, Datta Gaitonde. Mean Flowfield Evolution with Upsweep Angle in a Simulated Cargo Fuselage Aftbody. Journal of Aircraft.

  9. Rajesh Ranjan, Datta Gaitonde. Hysteresis in Slanted-Base-Cylinder Afterbody Flows. Aerospace Science & Technology} (2020) .

  10. Logan P Riley, Rajesh Ranjan, Datta V Gaitonde. Spectral Content in a Supersonic Backward-Facing Step Flow. Journal of Spacecrafts & Rockets} (2020). .

  11. Rajesh Ranjan. Temporal Dynamics of COVID-19 Outbreak and Future Projections: A Data-driven Approach. Transactions of Indian National Academy of Engineering} (2020).

  12. Rajesh Ranjan. COVID-19 Spread in India: Dynamics, Modeling, and Future Projections. Journal of Indian Statistical Association (2020).

  13. Rajesh Ranjan, S. Unnikrishnan, Datta Gaitonde. A Robust Approach for Stability Analysis of Complex Flows Using High-order Navier-Stokes Solvers}. Journal of Computational Physics.

  14. Kishore Singh Patel, NH Maruthi, Rajesh Ranjan, S M Deshpande, Roddam Narasimha. A critical comparison of DNS versus model results on an HPT turbine blade. Journal of Aerospace Sciences and Technologies, Aeronautical Society of India.

  15. Rajesh Ranjan, S M Deshpande, Roddam Narasimha. New insights from high-resolution compressible DNS studies on an LPT blade boundary layer. Computers & Fluids.

  16. Rajesh Ranjan, Roddam Narasimha. An assessment of the two-Layer quasi-laminar theory of Relaminarization through recent high-Re accelerated turbulent boundary layer experiments. Journal of Fluids Engineering.

  17. Abhishek Khare, Raashid Baig, Rajesh Ranjan, Stimit Shah, S Pavithran, Kishor Nikam, Anutosh Moitra. Computational Simulation of Flow Over a High Lift Trapezoidal Wing}. International Journal of Aerospace Innovations.

CONFERENCE PROCEEDINGS

  1. Rajesh Ranjan. Necessity and Feasibility of DNS Studies for Complex Turbomachinery Flows. 13th Asian Computational Fluid Dynamics (ACFD) Conference 2022, Jeju Korea.

  2. Kavan Prabtani, Rajesh Ranjan. Numerical Investigation of Shock Wave-Boundary Layer Interactions inside Scramjet Inlet. 13th Asian Computational Fluid Dynamics (ACFD) Conference 2022, Jeju Korea.

  3. Kshitij Sharma, Rajesh Ranjan. Numerical Prediction of Largely Separated Flows in Low-pressure Turbine Blades with High Loading. 9th International and 49th National Conference on Fluid Mechanics & Fluid Power (FMFP 2022).

  4. Bhavin Patel, Rajesh Ranjan. Flow Features of Propeller Wakes Impinging on a Circular Disk through Unsteady Simulations. 9th International and 48th National Conference on Fluid Mechanics & Fluid Power (FMFP 2022).

  5. Geetam Saha, Rajesh Ranjan. Transition modelling for flow separation in low-pressure turbine cascades. 48th National Conference on Fluid Mechanics & Fluid Power (FMFP 2021) - Best paper in the session Award.

  6. M V Nitya, Rajesh Ranjan. Numerical investigation of transitional flows over NACA 0012 Airfoil. 48th National Conference on Fluid Mechanics & Fluid Power (FMFP 2021).

  7. Pranjal Anand, Rajesh Ranjan. Aerothermal Predictions of High-Pressure Turbine Flows Using RANS Methods. ICTACEM-2021 - Best Paper Award.

  8. Shruti Rajpara, Rajesh Ranjan. RANS modeling for short and long separation bubbles in flow past low-pressure turbine cascades. ICTACEM-2021.

  9. Rajesh Ranjan, Daniel Garmann, Datta Gaitonde. Compressibility Effects on Flow Behind a Simulated Transport Aircraft Fuselage. AIAA Aviation 2021 Forum. AIAA paper 2021-2560.

  10. Rajesh Ranjan, J.-Ch. Robinet, Datta Gaitonde. Meandering of longitudinal wake vortices in slanted base afterbody flows. AIAA SciTech 2020 Forum. AIAA paper 2020-1532.

  11. Parshwanath Doshi, Rajesh Ranjan, Qiong Liu, Emma Gist, Datta Gaitonde, Mark Glauser. Toward a Passive Control Strategy for a Supersonic Multi-Stream Flow using Resolvent Analysis. AIAA SciTech 2020 Forum. AIAA paper 2021-1557.

  12. Matthew Aultman, Rajesh Ranjan, Datta Gaitonde. Effect of upsweep angle on the mean flow of a simulated cargo fuselage. AIAA SciTech 2020 Forum. AIAA paper 2020-1323.

  13. Parshwanath Doshi, Rajesh Ranjan, Datta Gaitonde. 2D and 3D Stability of cavity flows in high Mach number regimes. ASME International Mechanical Engineering Congress and Exposition (IMECE) 2019.

  14. Logan P Riley, Rajesh Ranjan, Datta Gaitonde. Unsteadiness in a Supersonic Backward-Facing Step Flow. AIAA Aviation 2019 Forum. AIAA paper 2019-3343.

  15. Logan P Riley, Rajesh Ranjan, Datta Gaitonde. Unsteady scales of a supersonic backward-facing step flow via perturbation analysis. AIAA Scitech 2019 Forum. AIAA paper 2019-1910.

  16. N. H. Maruthi, Rajesh Ranjan, S. M. Deshpande, Roddam Narasimha, S. R. Thejaswi, Bharatkumar Sharma. Performance of a Compressible DNS code on latest GPU architectures. NVIDIA GPU Technology Conference (GTC) 2019, 2019, San Jose, USA

  17. Rajesh Ranjan, S. Unnikrishnan, Datta Gaitonde. On the Use of Mean Flow Perturbation for Global Stability Analysis. AIAA Aviation 2018 Forum. AIAA paper 2018-3378.

  18. Kishore Singh Patel, N.H. Maruthi, Rajesh Ranjan, S.M. Deshpande, Roddam Narasimha. A critical comparison of DNS versus model results on an HPT blade for a small engine. 20th AeSI CFD Symposium, 2018

  19. Kishore Singh Patel, Rajesh Ranjan, N.H. Maruthi, S.M. Deshpande, Roddam Narasimha. Predictions of aero-thermal loading on an HPT stator blade of a typical small turbofan engine. 19th AeSI CFD Symposium, 2017

  20. Rajesh Ranjan, S.M. Deshpande, Roddam Narasimha. A Critical Comparison of RANS, LES, Hybrid LES/RANS and DNS Studies of the Flow Past a Low Pressure Turbine Blade in a Cascade. 18th AeSI CFD Symposium, 2016

  21. Rajesh Ranjan, B.R. Rakshith, S.M. Deshpande, Roddam Narasimha. A RANS Study of Optimal Low-Drag Wings for Tractor Propeller-driven Aircraft. Proceedings of $7th Symposium on Applied Aerodynamics And Design of Aerospace Vehicles (SAROD), 2015

  22. Rajesh Ranjan, S. M. Deshpande, Roddam Narasimha. Direct numerical simulation of compressible flow past a low pressure turbine blade at high incidence. ASME 2014 4th Joint US-European Fluids Engineering Division Summer Meeting (2014).

  23. Rajesh Ranjan, S.M. Deshpande, Roddam Narasimha. The Effects of Curvature on the Turbulent Boundary Layer in Flow Past Turbine Blades. 16th AeSI CFD Symposium, 2014

  24. Rajesh Ranjan, S.M. Deshpande, Roddam Narasimha. DNS of flow past LPT blades. 15th AeSI CFD Symposium}, 2013

  25. Rajesh Ranjan, S. M. Deshpande, Roddam Narasimha. Numerical methodology for simulating flows over turbine blades. 14th Asian Congress of Fluid Mechanics}, 2013.

  26. Rajesh Ranjan, Abhishek Khare, Stimit Shah, Kishor Nikam, Anutosh Moitra. Viscous Flow Analysis of a Twin-engine Commercial Transport Aircraft in High Lift Landing Configuration. 29th AIAA Applied Aerodynamics Conference (2011). AIAA paper 2011-3011.

  27. Abhishek Khare, Raashid Baig, Rajesh Ranjan, Stimit Shah, S Pavithran, Kishor Nikam, Anutosh Moitra. Computational Simulation of Flow Over a High Lift Trapezoidal Wing. IISc Centenary International Conference and Exhibition on Aerospace Engineering (ICEAE)}, May 18-22, 2009.

  28. Sagar Deshpande, Raashid Baig, Rajesh Ranjan, Kishor Nikam, Rajendra Lagu. CFD Simulations of Horizontal Axis Wind Turbine (HAWT) Blades for Variation with Wind Speed. 2nd National Conference CFD Applications in Power and Industry Sectors, 2009.

COPYRIGHT & NOVEL APPROACH

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COPYRIGHT of DNS CODE "ANUROOP"

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Novel Approach for Stability Analysis