Proceedings

Proceedings - International Conferences- 24 papers

TURBULENT FLOWS

1. Afzal, N. 2014 Reynolds shear stress near its maxima, turbulent bursting process and associate velocity profile in a turbulent boundary layer, 67th Annual Meeting of the American Physics Society, Division of Fluid Dynamics, November 23-25, 2014.San Francisco, CA

2. Bushra, A. and Afzal, N. 2014 Thermo-fluid-dynamics of turbulent boundary layer over a moving continuous flat sheet in a parallel free stream, 67th Annual Meeting of the American Physics Society, Division of Fluid Dynamics, November 23-25, 2014. San Francisco, CA

3. N. Afzal 2013 Parametric analysis of turbulent wall jet in still air over a transitional rough surface: Universal relations. DFD13-2013-000733, American Physical Society

Division of Fluid Dynamics 66th Annual Meeting November 24–26, 2013 Pittsburgh, Pennsylvania.

4. N. Afzal 2010 Overlap region in turbulent boundary layer over a rough surface. DFD10-2010-00120921 63 Annual Meeting American Physical Society, Division of Fluid Dynamics organized by Dr Jonathan Freund, from 21-23 November 2010, Long Beach, California.

5. N. Afzal 2009 Analysis of instantaneous turbulent velocity vector in geostrophic turbulent Ekman layer on transitional rough surface, Invited talk in International Union of Theoretical and Aplied Mechanics, IUTAM 2009, Symposium on ’The physics of wall-bounded turbulent flows on rough walls’ from 7-9 July 2009 at University of Cambridge, Great Britain.

6. N. Afzal 2009 Mesolayer in turbulent pipe and channel flows. Invited talk in IISc Centenary International Conference on Aerospace Engineering and Exhibition, Proc. ICEAE 2009, pp. 137-143, held on 18-22 May 2009, Indian Institute of Science, Bangalore, India.

7. N. Afzal 2006 Power law and log law in the wall bounded turbulent flows on transitional rough walls: New approach to universal scaling 59 Annual Meeting American Physical Society, Division of Fluid Dynamics organized by Dr Tony Ladd, from 19-21 November 2006, Tampa Bay, Florida.

8. N Afzal 2006 Turbulent boundary layers on transitional rough surfaces: New approach to universal scaling. Paper number AIAA-2006-2886, 22 pp., 36th AIAA Fluid Dynamics Conference Meeting and Exhibit, 5-8 June 2006 at San Francisco, California.

9. N. Afzal, A. Bushra and A. Seena 2006 Effects of machined surface roughness on high Reynolds number turbulent pipe flow: New approach to scaling, pp. 542-547 (on disk), in Proc. 11th Asian Congress of Fluid Mechanics 22-25 May 2006, Institution of Engineers, Malaysia.

10. A. Seena, A. Bushra and N. Afzal 2006 Critical assessment of power law velocity profile turbulent pipe and channel flows, pp. 263-268 (on disk), in Proc. 11th Asian Congress of Fluid Mechanics 22-25 May 2006, Institution of Engineers, Malaysia.

11. N. Afzal 2005 Scaling of Power Law Velocity Profile in Wall-bounded Turbulent Shear Flows. Paper number AIAA-2005-0109, 12 pp., 43rd AIAA Aerospace Sciences Meeting and Exhibit, 10-13 Jan 2005, Hilton Reno Nevada.

12. N. Afzal 2005 Mesoscaling of the Reynolds shear stress in turbulent pipe and channel flows. 58 Annual Meeting American Physical Society, Division of Fluid Dynamics organized by Dr E Lueptow, from 20-22 November 2005, Hilton, Chicago, ILLINOIS.

13. N. Afzal 2005 Inner and outer layers in transitional rough wall-bounded turbulent flows. Invited Talk, ’Third International Workshop on Wall-Bounded Turbulent Flows’, by Ivan Marusic, H. Nagib, A.J. Smits and K. R. Sreenivasan, from 17-19 November 2005 at Hilton, Chicago, ILLINOIS.

14. N. Afzal 2004 Outer non-linear wake layer in turbulent boundary layers and Izakson- Millikan overlap domain: power law and log law solutions. Invited Lecture, ’Second International Workshop on Wall-Bounded Turbulent Flows’, by H Nagib & A.J. Smits, from 2-5 November 2004 held at the Abdus Salam International Center for Theoretical Physics, Trieste, ITALY.

15. O. Barka, M. T. Abujelala, and N. Afzal 2001 Numerical Solution for Turbulent Plume Subjected to Vertical Free Stream, Vazduhoplovstvo, Uni. of Belgrade, Yugoslavia.

16. N. Afzal and A Bushra 1999 Turbulent hydraulic jump in a channel of arbitrary cross-section: Analogy with shock wave, pp 18 -33, INVITED LECTURE in ‘Proc 26 National Conference on FLUID MECHANICS & FLUID POWER (Ed. B Mati et al ) 15-17 Dec at IIT Kharagpur. Allied Publisher New Delhi.

17. N. Afzal 1997 Power laws in the wall and wake layers of a turbulent boundary layer. pp 805 - 808 in Proc 7 Asian Congress of Fluid Mechanics, Held on 8-12 Dec. 1997, IIT Madras, Chennai. Allied Publisher New Delhi.

18. N. Afzal 1995 Wake layer in turbulent boundary layer with pressure gradient: A new approach, pp 95-118, INVITED LECTURE IUTAM Symposium Asymptotic Methods for Turbulent Shear Flows at High Reynolds Numbers, by K.Gersten). Ruhr University Bochum, Germany.

19. N. Afzal and M. Jamil 1986 Theory of turbulent hydraulic jump. Proc. III Asian Congr. Fluid Mech. Japan pp. 451-454 Japan

20. N. Afzal 1983 Three layer theory of turbulent boundary layers on a flat plate, pp 316-321 in Proc. II Asian Congress of Fluid Mechanics Beijing . Science Press, Beijing.

21. N. Afzal 1980 Asymptotic analysis of turbulent boundary layer near separation. Paper A-16 in Proc. First Asian Congress on Fluid Mechanics, Bangalore (1980).

22. N. Afzal and M. Jamil 1976 Turbulent hydraulic jump. 14 INTERNATIONAL CONGRESS of THEORETICAL & APPLIED MECHANICS, Delft.

LAMINAR FLOWS

23. N. Afzal and V. V. Satyamurty 1980 Shock layers on adiabatic: A comparison of Navier Stokes and Monte-Carto solution. Presented at XII INTERNATIONAL SYMPOSIUM ON RAREFIED GAS DYNAMICS, University of Virginia, Richmond, VA.

24. N. Afzal and V. V. Satyamurty 1974 Hypersonic Rarefied Viscous Flow Near the Stagnation Region of a Circular Cylinder, pp D 17-1 to D 17-10, in PROC. IX INTERNATIONAL SYMPOSIUM ON RAREFIED GAS DYNAMICS, Volume 2. DLVFR - AVA Goittengen, Germany