Pratik Das

Areas of Interest: 

Multiphysics simulations, computational fluid dynamics, compressible flows, multiphase flows, bubble dynamics, droplet combustion, energetic materials, multiscale modeling, direct numerical simulations, large eddy simulation, turbulence modeling, parallel computing, machine learning

Education

  • Ph.D. in Mechanical Engineering, The University of Iowa (December 2019)
  • M.Tech. in Aerospace Engineering,Indian Institute of Technology Kanpur (July 2015)
  • B.Tech.(First class with distinction) in Mechanical Engineering, National Institute of Technology Durgapur (July 2012)

Academic/Industrial Experience

  1. Senior R&D Engineer ANSYS Software PVT. LTD. (Dec, 2023 - Feb,2024)
  2. Research Engineer at Convergent Science Inc. (July, 2022 – Dec, 2023)
  3. Postdoctoral Research Associate at the University of Illinois Urbana-Champaign (November, 2020 – June, 2022)
  4. Postdoctoral Research Scholar at the IIHR-Hydroscience & Engineering (December, 2019–October, 2020)
  5. Graduate Research Assistant at the IIHR-Hydroscience & Engineering (September, 2015–December, 2019)
  6. Management Trainee at CESC Ltd. (May, 2012–June, 2013)

Selected Publications

  1. P. Das and H. S. Udaykumar, Mechanisms of shock-induced initiation at micro-scale defects in energetic crystal-binder systems, Shock Waves,32,593 – 616 (2022).
  2. P. Das and H. S. Udaykumar, Shock-Induced Combustion of Aluminum Particle Clusters Investigated with Resolved Sharp-Interface Two-Dimensional Simulations, Phys. Rev. Fluids 6, 083201 (2021).
  3. P. Das, P. Zhao, D. Perera, T. Sewell, and H. S. Udaykumar, Molecular Dynamics-Guided Material Model for the Simulation of Shock-Induced Pore Collapse in β-Octahydro-1,3,5,7-Tetranitro-1,3,5,7-Tetrazocine (β-HMX), Journal of Applied Physics 130, 085901 (2021).
  4. P. Das and H. S. Udaykumar, Sharp-Interface Calculations of the Vaporization Rate of Reacting Aluminum Droplets in Shocked Flows, International Journal of Multiphase Flow 134, 103442 (2021).
  5. P. Das and H. S. Udaykumar, A Simulation-Derived Surrogate Model for the Vaporization Rate of Aluminum Droplets Heated by a Passing Shock Wave, International Journal of Multiphase Flow 103299 (2020).
  6. P. Das and H. S. Udaykumar, A Sharp-Interface Method for the Simulation of Shock-Induced Vaporization of Droplets, Journal of Computational Physics 405, 109005 (2020).
  7. P. Das, O. Sen, K. K. Choi, G. Jacobs, and H. S. Udaykumar, Strategies for Efficient Machine Learning of Surrogate Drag Models from Three-Dimensional Mesoscale Computations of Shocked Particulate Flows, International Journal of Multiphase Flow 108, 51 (2018).
  8. P. Das, O. Sen, G. Jacobs, and H. S. Udaykumar, Metamodels for Interphase Heat Transfer from Mesoscale Simulations of Shock–Cylinder Interactions, AIAA Journal 56, 3975 (2018).
  9. P. Das, O. Sen, G. Jacobs, and H. S. Udaykumar, A Sharp Interface Cartesian Grid Method for Viscous Simulation of Shocked Particle-Laden Flows, International Journal of Computational Fluid Dynamics 31, 269 (2017).
  10. P. Das and A. De, Numerical Study of Flow Physics in Supersonic Base-Flow with Mass Bleed, Aerospace Science and Technology 58, 1 (2016).
  11. P. Das and A. De, Numerical Investigation of Flow Structures around a Cylindrical Afterbody under Supersonic Condition, Aerospace Science and Technology 47, 195 (2015).

For more information, please go to http://web.iitd.ac.in/~pdas/