IITBBS
IITBBS

Personal Profile of Dr. Sathyanarayana Ayyalasomayajula

Photo of Sathyanarayana Ayyalasomayajula
Dr. Sathyanarayana Ayyalasomayajula
Title : Assistant Professor
School : Mechanical Sciences
Office (Room No.) : Rm 117, SMS Building
Phone No. (Office) : +91 674 713 7134
Email : sathya@iitbbs.ac.in
Google Scholar : [Click Here]
Brief Resume : [Click Here]
Courses Taught
Turbulence, Fluid Mechanics, Compressible Flows
Research Interests
Turbulence: DNS, High Performance Computing, Turbulence Modelling;
Experimental Fluid Mechanics: Wind Tunnels, High Speed Flows, Particle Laden Flows, Laser Flow Diagnostics, Flow Vizualization;
Degree Discipline Year School
Ph.D. Aerospace Engg (Turbulence, Fluid Mechanics) 2007 Cornell University, NY, USA
Recent Publications (International Journals)
E. W. Saw, R. A. Shaw R A, S. Ayyalasomayjula, P. K. Chuang and A. Gylfason. Inertial clustering of particles in high Reynolds-number turbulence Phys. Rev. Lett. 100 214501 (2008).
S. Ayyalasomayajula, Z. Warhaft and L. R. Collins. Modeling inertial particle statistics in isotropic turbulence. Phys. Fluids. 20, 095104 (2008).
S. Ayyalasomayajula, A. Gylfason, L. Collins, E. Bodenschatz and Z. Warhaft. Lagrangian Measurements of Inertial Particle Accelerations in Grid Generated Wind Tunnel Turbulence. Phys. Rev. Lett. 97, 144507 (Oct 2006).
S. Ayyalasomayajula and Z. Warhaft. Nonlinear interactions in strained axi-symmetric high-Reynolds-number turbulence. J. Fluid Mech. 566, 273-307 (2006).
A. Gylfason, S. Ayyalasomayajula, and Z. Warhaft 2004. Intermittency, Pressure and Acceleration Statistics from Hot-wire Anemometry in Wind Tunnel Turbulence. J. Fluid Mech. 501, 213-229 (2005).
Conferences (International)
S. Ayyalasomayajula, S. Banerjee and Z. Warhaft. Gravitational Settling of Inertial Particles in a Turbulent Like Flow. American Physical Society, Division of Fluid Dynamics Conference, San Diego, CA, Nov. 18-20, 2012.
S. Ayyalsomayajula. Experiments in Homogenous, Isotropic Turbulent Flows. Department of Mechanical Engineering, IIT Kharaghpur, Jul. 27, 2012.
S. Ayyalasomayajula. Eulerian and Lagrangian investigations in high Reynolds number flows. Center for Turbulence Research, Stanford University, Aug. 24, 2007.
S. Neuscamman, S. Ayyalasomayajula, J. Salazar, S. Gerashchenko, L. Collins, Z. Warhaft. Measurements of the radial distribution function of inertial particles in turbulent flows. American Physical Society, Division of Fluid Dynamics Conference, Salt Lake City, UT, Nov. 18-20, 2007.
S. Gerashchenko, N. Sharp, S. Neuscamman, S. Ayyalasomayajula, Z. Warhaft. Lagrangian measurements of inertial particle trajectories in a turbulent boundary layer. American Physical Society, Division of Fluid Dynamics Conference, Salt Lake City, UT, Nov. 18-20, 2007.
S. Ayyalasomayajula, L. R. Collins and Z. Warhaft. Experiments and models of inertial particles in high Reynolds number turbulence. American Physical Society, Division of Fluid Dynamics Conference, Tampa, FL, Nov. 20-22, 2006.
E.W. Saw, R. A. Shaw, S. Ayyalasomayajula, P. Y. Chuang, A. Gylfason, Z. Warhaft. Inertial clustering of droplets in high-reynolds-number laboratory turbulence. 12th Conference on Cloud Physics, American Meteorological Society, Madison, WI, 2006
S. Ayyalasomayajula, A. Gylfason, J. Salazar, Z. Warhaft, L. R. Collins and E. Bodenschatz July 17-20, 2006. Inertial Particle Accelerations in Turbulence: Experiments and Numerical Simulations. ASME Fluids Conference, Miami FL.
A. Gylfason, S. Ayyalasomayajula and Z. Warhaft. Lagrangian Measurements of Inertial Particles in Wind Tunnel Turbulence. American Physical Society, Division of Fluid Dynamics Conference, Chicago, IL, Nov. 20-22, 2005.
E. W. Saw, R. A. Shaw, S. Ayyalasomayajula, P. Y. Chaung, A. Gylfason, Z. Warhaft. Experimental study of scale-dependent droplet clustering in Turbulence. American Physical Society, Division of Fluid Dynamics Conference, Chicago, IL, Nov. 20-22, 2005.
Z. Warhaft, A. Gylfason and S. Ayyalasomayajula. Preliminary Lagrangian Measurements of Inertial Particles in Wind Tunnel Turbulence. Invited lecture, Challenging Turbulent Lagrangian Dynamics Conference, Rome, Italy, Sept. 1-4, 2005.
S. Ayyalasomayajula & Z. Warhaft. Multi-scale interactions in strained high Reynolds number turbulence. Invited lecture, Multi-scale interactions in Turbulent flows, CNLS, Los Alamos National Laboratory, Santa Fe, July 18-21, 2005.
S. Ayyalasomayajula & Z. Warhaft. Axi-symmetric strain and relaxation of High Reynolds number wind-tunnel turbulence. American Physical Society, Division of Fluid Dynamics Conference, Seattle, WA, Nov 21-23, 2004.
S. Ayyalasomayajula, A. Gylfason & Z. Warhaft. Experimental issues in determining higher order structure functions in active grid-turbulence. American Physical Society, Division of Fluid Dynamics Conference, Meadowlands NJ, Nov 23-25, 2003.
A. Gylfason, S. Ayyalasomayajula, and Z. Warhaft. Turbulence Intermittency Characteristics in the Reynolds Number Range 100 < Rλ < 1000. American Physical Society, Division of Fluid Dynamics Conference, Dallas, TX, Nov 24-26, 2002.
Academic Honors & Awards
  • Adjunct Assistant Professor in Department of Mechanical Engineering, University of Massachusetts Dartmouth, USA. Tenure: 2014 - Current
  • Visiting Scholar to University of Massachusetts Dartmouth (U MAss D), USA during 8th June 2013 - to 8th August 2013.
  • Sibley Fellowship, Jayesh Prize
Book Chapters
S. Ayyalasomayajula, A. Gylfason and Z. Warhaft, Lagrangian Measurements of Fluid and Inertial Particles in Decaying Grid Turbulence. IUTAM Symposium on Computational Physics and New Perspectives on Turbulence. Ed Y Kaneda. Springer, pp171-175 (2008).