Journals : 18

1. Sarwar G, Kumar P, Das S, “Effect of nose cone fairing and spike on the flow field and drag for blunt bodies at supersonic speed”, Journal of Spacecraft and Rockets, 2023 (accepted)

2. P. K. Karn, S. Das, P. Kumar, “Effect of Ring on the Flow Unsteadiness of Slender Body at α = 50o”, Journal of the Brazilian Society of Mechanical Sciences and Engineering, Vol. 45, No. 173, 2023

3. Midhun MV, Mondal, P., Pawan Kumar Karn, and Priyank Kumar, "Aerodynamic Investigation of Blended Wing Body Configuration", Defense Science Journal, Vol. 73, No. 3, 2023 

4. Shuvendra Mohan & Priyank Kumar, "Computational Investigation of a Blended Wing Body at Low Speeds", Journal of Aerospace Science & Technologies, Vol. 75, No. 1, 2023, pp: 147-155

5. Avik, Arora, Sudip Das, Priyank Kumar, “Flow Field Investigation of Blended Wing Body in Low Speeds”, Journal of Applied Fluid Mechanics, Vol. 16, No. 4, pp. 794 – 804, 2023

6. Sarwar MG, Kumar P, Das S.”Supersonic flow investigation of a drag reducing conical spike on a hemispherically blunted nose body”, Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering. 2022;0(0). doi:10.1177/09544100221140942

7. Guelilia, A, Kumar, P., “CFD analysis of film cooling applied on longitudinally curved walls”, Thermophysics and Aeromechanics, Vol. 29, 2022, pp. 385-393

8. Krishna, T. V., Kumar P, Das S., Desikan, S.L.N., "Effect of Cavity Rear Wall Modifications on Pressure Fluctuations at Supersonic Speed", Acta Astronautica, Vol. 185, August 2021, pp. 78-88

9. P. K. Karn, S. Das, P. Kumar, "Asymmetrical Vortex over Slender Body: A Computational Approach", Defense Science Journal, Vol. 71, No. 2, March 2021, pp. 282-288

10. Saranya VS, Kumar P, Das S., "Characteristics of Open Cavity Flow with Floor Inclinations at M=2.0", Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering, Vol 235, No, 9, October 2020 

11. Priyank Kumar, "Investigation of Rolling Moment of Slender Body at High Incidence for Air to Air Missile/ Rocket Applications", Defense Science Journal, Vol. 70, No. 1, 2020, pp. 18-22, DOI:10.14429/dsj.70.13612

12. S Gaurav, S. Das and P. Kumar, "Effect of Circular Ring on the Side Force of a Cone-Cylinder Body" Journal of Aerospace Technology and Management,  Vol. 12, e0620, 2020, https://doi.org/10.5028/jatm.v12.1096

13. D. Roy, Priyank Kumar, Sudip Das, "Effect of Anhedral–Dihedral Angles on 76-40° Double-Delta Wing at Low Speeds", Journal of Aerospace Engineering, American Society of Civil Engineers, Vol. 32, No. 6, November - 2019.

14. P. Kumar, S. Das, J. K. Prasad, "Hypersonic Flow over Hemispherical Blunt Body with Spikes," Scientia Iranica, Vol. 26, No. 1, 2019, pp. 358-366.

15. P. Kumar and J. K. Prasad, "Effect of multiple rings on side force over an ogive-cylinder body at subsonic speed", Chinese Journal of Aeronautics, Vol. 31, No. 6, 2018, pp 1181 - 1188

16. Saranyamol, V. S., P. Kumar, S. Das, "Influence of Impinging Wall Ramping Modification on the Flow Field of Open Cavity at M = 2.0", Journal of Fluid Engineering, ASME, Vol. 140, No. 7, 2018, doi: 10.1115/1.4039247

17. Y. G. Bhumkar, P. Kumar, S. Das, A. Roy, J. K. Prasad, "Investigation of Incompressible Flow Past Two Circular Cylinders of Different Diameters," Defense Science Journal, Vol. 67, No. 5, September 2017, pp.487-496, DOI : 10.14429/dsj.67.11087

18. B. Ashwin Kumar, P. Kumar, S. Das, J. K. Prasad, "Effect of leading edge shapes on 81°/45° double-delta wing at low speeds" Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering (Available online Aug 10, 2017)

19. Sahoo, D., Kumar, P., Das, S., Prasad, J. K., "Effect of spike on steady and unsteady flow over a blunt body at supersonic speed", Acta Astronautica, Vol. 128, November - December 2016, pp 521 - 533 [SCI/SCIe]

20. Kumar, P., and Prasad, J. K., “Side Force over Slender Body with Rings at different Location at Subsonic Speed,” Proceedings of the Institution of Mechanical Engineers, Part G: Journal of Aerospace Engineering, Vol. 231, No. 8, pp. 1478 - 1491

21. Kumar, P., and Prasad, J. K., “Effect of Ring Size on the Side Force over Ogive - Cylinder Body at Subsonic Speed,” The Aeronautical Journal, Royal Aeronautical Society, 2016 Vol. 120, No. 1231, pp. 1487 - 1506

22. Kumar, P., and Prasad, J. K., “Mechanism of Side Force Generation and its Alleviation over a Slender Body, ” Journal of Spacecraft and Rockets, Vol. 53, No. 1, 2016, pp. 195 – 208

23. Agarwal, S. and Kumar, P., "Numerical Investigation of Flow Field and Effect of Varying Vortex Generator Location on Wing Performance", American Journal of Fluid Dynamics, Vol. 6, No. 1, 2016, pp. 11-19 

24. Agarwal, S. and Kumar, P., "Investigation of Flow Field over NACA4412 with a Vortex Generator", Journal of Advanced Research in Applied Mechanics & Computational Fluid Dynamics, Vol. 1, No. 4, pp 1-12 

25. Das, S., Kumar P, Ralh,M. K.,Rao, R. K. M., Prasad, J. K., “Drag reduction of a hemispherical body adopting spike at supersonic speed”, Journal of Aerospace Sciences and Technologies, No. 4 Vol. 65, 2013, pp. 313-325. 

CONFERENCES : 54

1. Shuvendra Mohan and Kumar P., “Computational Investigation of a Blended Wing Body at Low Speeds” 23rd Annual CFD Symposium, AeSI, Bangalore August 2022

2. Arora, A., Das, S., and Kumar, P., "Flow Field Investigation on BWB Aircraft at Different Angles of Attack," 8th International and 4th National conference on Fluid Mechanics and Fluid Power, IIT Guwahati, December, 2020

3. Arora, A., Das, S., and Kumar, P., "Investigation of Flow over a BWB at different angles of attack," AIAA Annual Technical Symposium, Houston, 24th October, 2020

4. Karn, P.K., Kumar, P., and Das, S., “Study of Unsteady Flow Behaviour over Slender Body at High Angle of Attack”, Proceedings of the 46th National Conference on Fluid Mechanics and Fluid Power, Dec. 9-11, 2019, PSG College, Coimbatore.

5. Karn, P.K., Kumar, P., and Das, S., “Mechanism of vortex asymmetry over Slender Body at High Angle of Attack”, 21st Annual CFD Symposium, Aug 8-9, 2019, Bangalore.

6. Krishna, T. V., Kumar, P., Desikan, S. L. N., and Das, S., “Experimental investigation of cavity flows with rear corner and face modifications”, Proceedings of the 2nd National Aero Propulsion Conference, NAPC-2018, Dec 17-19, IIT Kharagpur.

7. Krishna, T. V., Kumar, P., Desikan, S. L. N., and Das, S., “Experimental investigation of cavity flows with stepped impinging wall at Mach 2.0”, CP 023, SAROD 2018, 8th Symposium on Applied Aerodynamics and Design of Aerospace Vehicles, November 29-December 1, 2018, Bengaluru.

8. Saranyamol, V. S., Kumar, P., and Das, S., “Imfluence of cavity floor on the unsteady characteristics of flow inside an open cavity at supersonic speed”, 32nd National Convention of Aerospace Engineers, NCAE 2018, Oct. 27-28, BIT Mesra, Ranchi.

9. Sugandh Gupta, Mondal, P., S. Das and Priyank Kumar, “Numerical Simulation of Intakes at Supersonic Speeds”, 1st National Aerospace Propulsion Conference, IIT Kanpur, Kanpur, March 15-17, NAPC-2017-001, 2017.

10. Roy, D., Das, S., Kumar, P., “Anhedral angle effect on a 76/40 degree double delta wing at subsonic speed”, LST-18, 5th National Conference on Wind Tunnel Testing (NCWT-05), 16-17 March 2017, MIT Chennai.

11. Gaurav, S., Das, S., Kumar, P., “Investigation of flow over a cone cylinder at high angles of attack at subsonic speed”, LST-16, 5th National Conference on Wind Tunnel Testing (NCWT-05), 16-17 March 2017, MIT Chennai.

12. Reddy, B. H. V., Singh, R. K., Kumar, P., and Das,  S., “Investigation of steady and unsteady flow inside an air-intake at supersonic speed”, HST-68, 5th National Conference on Wind Tunnel Testing (NCWT-05), 16-17 March 2017, MIT Chennai.

13. Saranyamol, V. S., Krishna, T. V., Kumar, P., and Das, S., “Effect of flow impingement wall height on the pressure fluctuations over a rectangular cavity at supersonic speed”, Proceedings of the 1st National Aerospace Propulsion Conference NAPC-2017, March 15-17, 2017, IIT Kanpur.

14. Manish Kr. Singh, Mondal, P., Sudip Das and Priyank Kumar, “ Application of numerical lifting line theory for swept wings with different aspect ratios”, 18th Annual AeSI CFD Symposium, Bangalore, India, August 10–11, 2016.

15. D. Prem, Das S., Kumar P. & Prasad J. K. “Flow field over a Re-entry capsule with ventilation at supersonic speed”. 40th National Conference on Fluid Mechanics and Fluid Power, December 2013, NIT Hamirpur.

16. Chopra G., Das S., Kumar P. & Prasad J. K. “Investigation of Flow field inside a Supersonic Air-Intake with 3-D Bump”. 40th National Conference on Fluid Mechanics and Fluid Power, December 2013, NIT Hamirpur.

17. Kumar P. & Prasad J. K. “Effect of location of circular trip on slender body Flow-Field at High angles of attack at subsonic speed”. 40th National Conference on Fluid Mechanics and Fluid Power, December 2013, NIT Hamirpur.

18. Yuvaprakash J., Kumar P., Das S. & Prasad J. K. “Investigation of flow field on double delta wing with sharp leading edge at subsonic speed”. 27th National convention of Aerospace Engineers, November, 2013, Institution Engineers, Dehradun.

19. Kumar P. & Prasad J. K. “Effect of Reynolds number on Flow-Field over a slender body at high angles of attack at subsonic speed”. 27th National convention of Aerospace Engineers, November, 2013, Institution Engineers, Dehradun.

20. Sahoo D., Das S., Kumar P. & Prasad J. K. “Effect of Spike Length on Steady and Unsteady Flow Over a Spiked Blunt Body at Supersonic Speed”. 6th International Conference Symposium on Applied Aerodynamics and Design of Aerospace Vehicles, November, 2013, Hyderabad.

21. Kumar P. & Prasad J. K. “Effect of height of trip on the side force over a slender body at subsonic speed”. 6thInternational Conference Symposium on Applied Aerodynamics and Design of Aerospace Vehicles, November 2013, Hyderabad.

22. Sahoo D., Das S., Kumar P. & Prasad J. K. “Steady and unsteady flow over spiked blunt body at supersonic speed”. 14th Asian Congress of Fluid Mechanics (14 ACFM), October 15-19, 2013, Hanoi, Vietnam.

23. Sinha J., Das S., Kumar P. & Prasad J.K. “Studies on an Axisymmetric supersonic Cavity with Front Wall Inclinations”. Int. proceeding of: 15th Annual CFD Symposium, 2013, IISc Bangalore.

24. J. Deepan, Das S., Kumar P. & Prasad J. K. “Flow field around cylindrical protrusion with vortex generators at supersonic speed”. 3rd National Conference on Wind Tunnel Testing, August 21-23, 2013, VSSC, Trivandrum.

25. Kumar P. & Prasad J. K. “Investigation of side force on slender body with trip at a large angle of attack at subsonic speed”. 3rd National Conference on Wind Tunnel Testing, August 2013, VSSC, Trivandrum.

26. Karthick S. K., Das S., Kumar P. & Prasad J. K. “Aerodynamics and Performance of A Projectile in Ground Proximity at Supersonic Speed”. ISTAM, December, 2012, Pune.

27. Sivabharaty S. J., Kumar P., Das S. & Prasad J. K. “Effect of Apex flap deflection on double delta wing at subsonic speed”. Proceedings of the 39th Conference on Fluid Mechanics and Fluid Power, Dec. 2012, SVNIT, Surat, Gujarat.

28. Puja S., Das S., Kumar P. & Prasad J. K. “Effect of bluntness on the reduction of drag using a spike at supersonic speed”. Proceedings of the 39th Conference on Fluid Mechanics and Fluid Power, Dec. 2012, SVNIT, Surat, Gujarat.

29. Gahlot N. K., Kumar P., Das S. & Prasad J. K. “ Flow Field Studies of a Supersonic Air-Intake with Vortex Generators”. Proceedings of the 39th Conference on Fluid Mechanics and Fluid Power, Dec. 2012, SVNIT, Surat, Gujarat.

30. Karthick S. K., Das S., Kumar P. & Prasad J. K. “Effect of ground proximity on the trajectory of a bullet at supersonic speed”. 26th National Convention of Aerospace Engineers, Nov. 23-25, 2012, AP State Centre, Hyderabad.

31. Jagadish Babu V., Kumar P., Das S. & Prasad J. K. “Studies of Supersonic Air-Intake with Notched Cowl”. 26th National Convention of Aerospace Engineers, Nov. 23-25, 2012, AP State Centre, Hyderabad.

32. David N., Kumar P., Das S. & Prasad J. K. “Investigation of Unsteady Flow across Double Delta Wing at Subsonic Speed”. 26th National Convention of Aerospace Engineers, Nov. 23-25, 2012, AP State Centre, Hyderabad.

33. Ashwin Kumar B., Das S., Kumar P. & Prasad J.K. “Investigation of Flow Field Over a Double Delta Wing with Different Leading Edge Shapes”. Proceedings of the 38th National Conference on Fluid Mechanics and Fluid Power, December 15-17, 2011, MANIT, Bhopal.

34. Vignesh Ram P. S., Das S., Kumar P. & Prasad J. K. “ Influence of Vortex Generator on Flow Field Around Cylindrical Protrusion at Supersonic Speed”. 38th National Conference on Fluid Mechanics & Fluid Power, Dec 15-17, 2011, NIT, Bhopal.

35. Venkatesan M., Kannamanimuthu N., Das S., Kumar P. & Prasad J. K. “Flow Field Investigation over a Hemispherical Blunt Body with Different Spikes at Supersonic Speed”. 38th National Conference on Fluid Mechanics & Fluid Power, Dec 15-17, 2011, NIT, Bhopal.

36. Chenji M. S., Kumar P., Das S. & Prasad J. K. “Effect of Control Deflection on the Aerodynamics of Reusable Launch Vehicle at Subsonic Speed”. National Conference on Space Transportation Systems; Opportunities and Challenges, Dec 16-18, 2011, VSCC, (ISRO) Thiruvananthapuram.

37. Kumar P., Srikanth Ch., Das S. & Prasad J. K. “ Effect of Trips on Side Force on Slender Body at Large Angles of Attack”. Fifth Symposium of Applied Aerodynamics and Design of Aerospace Vehicle (SAROD – 2011), Nov 16-18, 2011, Eagleton Resorts, Bangalore.

38. Kannamanimuthu N., Das S., Kumar P. and Prasad J. K. “Flow Field around a Blunt Body with Spike at Supersonic Speed”. Fifth Symposium of Applied Aerodynamics and Design of Aerospace Vehicle (SAROD – 2011), Nov 16-18, 2011, Eagleton Resorts, Bangalore.

39. Jagadish Babu V., Kumar P., Das S. & Prasad J. K. “Effect of Notched Cowl Field Inside a Supersonic Air- Intake”. Fifth Symposium of Applied Aerodynamics and Design of Aerospace Vehicle (SAROD – 2011), Nov 16-18, 2011, Eagleton Resorts, Bangalore.

40. Karthikeyan S., Kumar P., Das S. & Prasad J. K. “ Effect of Fuselage on Reusable Launch Vehicle at Subsonic Speed”. 25th National Convention of Aerospace Engineers (NCAE 2011), Nov 4 – 5, 2011, BIT Mesra, Ranchi.

41. Vignesh Ram P. S., Das S., Kumar P. & Prasad J. K. “Flow Field Investigation on Cylindrical Protrusion of Different Heights with Vortex Generator at Supersonic Speed”. 25th National Convention of Aerospace Engineers (NCAE 2011), Nov 4 – 5, 2011, BIT Mesra, Ranchi.

42. Rohit R., Kumar P., Das S. & Prasad J. K. “Flow Field in the Interference Region of Multi Body at Supersonic Speed”. 25th National Convention of Aerospace Engineers (NCAE 2011), Nov 4 – 5, 2011, BIT Mesra, Ranchi.

43. Ralh M. K., Krishna Mohan Rao R., Das S., Kumar P. & Prasad J. K. “Effect of Spike Shapes on Drag of Hemispherical Body at Supersonic and Hypersonic Speed”. 25th National Convention of Aerospace Engineers (NCAE 2011), Nov 4 – 5, 2011, BIT Mesra, Ranchi.

44. Madhav Sen R., Kumar P., Das S. & Prasad J. K. “Effect of angle of attack on slender body at subsonic speed”. Proceedings of the 37th National & 4th International Conference on Fluid Mechanics and Fluid Power, FMFP2010, December 16-18, 2010, IIT Madras, Chennai.

45. Epuri S. K., Kumar P., Das S. & Prasad J. K. “Flow Field over a Reusable Launch Vehicle at Subsonic Speed”. Proceedings of the 37th National & 4th International Conference on Fluid Mechanics and Fluid Power, FMFP 2010, December 16-18, 2010, IIT Madras, Chennai.

46. Ramakrishna M., Kumar P., Das S., Prasad J. K. “Side Force on Slender Body at Large Angles of Attack for Different Nose Shapes”. Symposium on Applied Aerodynamics and Design of Aerospace Vehicle (SAROD 2009), December 10 – 12, 2009 Bangalore, India.

47. Ramakrishna M., Kumar P., Das S. & Prasad J. K. “Computational and Experimental Studies on Slender Body at Large Angles of Attack”. 36th National Conference on Fluid Mechanics and Fluid Power, Dec 17–19, 2009, College of Engineering, Pune.

48. Sreenivasulu J., Epuri S. K., Kumar P., Das S. & Prasad J. K. “Experimental and Computational Studies over a Blunt Double Delta wing”. Symposium on Applied Aerodynamics and Design of Aerospace Vehicle (SAROD 2009), December 10 – 12, 2009, Bangalore.

49. Sreenivasulu J., Das S., Kumar P. & Prasad J.K. “Investigation of Flow Field over a Blunt Double Delta Wing”. 36thNational Conference on Fluid Mechanics and Fluid Power, Dec 17–19, 2009, College of Engineering, Pune.

50. Singh A.K., Das S., Kumar P. & Prasad J.K. “Flow Field around Two Dimensional Multiple Cylinder at Subsonic Speed”. 35th National Conference on Fluid Mechanics and Fluid Power, 2008, PES Institute of Technology, Bangalore.

51. Nath B., Kumar P., Das S. & Prasad J.K. “Effect of Reynolds Number over Blunted Delta wing at Subsonic Speed”. 35th National Conference on Fluid Mechanics and Fluid Power, 2008, PES Institute of Technology, Bangalore.

52. Kumar P., Das S. & Prasad J.K. “Flow Field around Blunt Fin of Different Thickness at Supersonic Speed”. 22nd National Convention of Aerospace Engineers, November 2008, BIT Mesra, Ranchi.

53. Surendra B., Das S., Kumar P. & Prasad J.K. “Investigation of Flow Field around a Re-entry Capsule at Supersonic Speed”. 22nd National Convention of Aerospace Engineers, November 2008, BIT Mesra, Ranchi.

54. Kumar P., Das S., Roy A. & Prasad J.K. “Experimental Investigation of Flow Field around Blunt Fins at Supersonic Speed”. 34th National Conference on Fluid Mechanics and Fluid Power, December 2007, BIT Mesra, Ranchi.

55. Sreenivasulu J., Epuri S.K., Kumar P., Das S. & Prasad J.K. “Investigation of Flow Field over Blunt Double Delta Wing”. Symposium on Applied Aerodynamics and Design of Aerospace Vehicle (SAROD-2007), November 22-23, 2007, Thiruvananthapuram, India.