Dr. B. Ashraf Ali

Assistant Professor

Department of Chemical Engineering, NITK

Ph. D. Chemical Engineering, Indian Institute of Technology Madras (2011)

Phone: +91-824-2473648

E-mail: ashrafmchem@gmail.com(or)  ashrafali@nitk.ac.in

Education

Experience

Professional Service

Journal reviewer

Industrial and Engineering Chemistry Research  

Chemical Engineering Communications                  

Chemical Engineering Science

Multiphase flow                            

Publications

RESEARCH PAPERS

B. Ashraf Ali, G. Janiga, E. Temmel, A. Seidel-Morgenstern, D. Thévenin.  “Numerical analysis of flow characteristics and crystal motion in a batch crystallizer". J. Cryst. Growth 372, (2013) 219-229.

B.Ashraf Ali, S. Pushpavanam. “Hydrodynamics, mixing and selectivity in a partitioned bubble column”. Chemical Engineering Journal, 187, 187, (2012) 261-274.

B. Ashraf Ali, S. Pushpavanam. “Hydrodynamics and Mixing in a partitioned electrolytic tank”, International Journal of Multiphase flow , 37 (2011) 1191-1200.

B.Ashraf Ali, S. Pushpavanam. “Experimental and computational investigation of two phase gas-liquid flows: point source injection at the centre”, Industrial & Engineering Chemistry Research, 50 (2011) 13220–13229.

B. Ashraf Ali, S. Pushpavanam. “Analysis of unsteady gas-liquid flows in a rectangular tank: Comparison of Euler-Eulerian and Euler-Lagrangian simulations”. International Journal of Multiphase flow, 37 (2011) 268–277.

B. Ashraf Ali, Ch. Siva Kumar and S. Pushpavanam. “Analysis of liquid circulation in a rectangular tank with a gas source at a corner”. Chemical Engineering Journal, 144(2008) 442-452.

BOOK/ BOOK CHAPTER

B.Ashraf Ali, S.Pushpavanam. "Hydrodynamics, mixing and reaction in bubble columns", Scholars Press (ISBN:13.,  978-3-639-70459-4), Saarbrücken, Germany (2014).

B.Ashraf Ali, S.Pushpavanam. “PIV Techniques in Experimental measurement of Two Phase (Gas–Liquid) Systems” Rheology of Complex Fluids, J.M. Krishnan et al. (eds.), Springer Science+ Business Media, LLC 2010.

CONFERENCE PRESENTATIONS

B. Ashraf Ali, Andreas Seidel-Morgenstern, Dominique Thévenin. DPM/DEM approach for modelling crystal dynamics in a batch crystallizer.Feb 4^th-6^th 2013,  MaCKiE-2013, IIT-Madras.

B. Ashraf Ali, Andreas Seidel-Morgenstern, Dominique Thévenin,"Flow and crystal dynamics in a crystallization reactor". 2^nd Indo-German Workshop on “Advances in Reaction and Separation Processes”. 20-22 February 2012 ,Bad Herrenalb, Germany.

B.Ashraf Ali, M. T. Bhoite, S. Pushpavanam, “Euler Lagrangian simulation / PIV experiments of two phase gas-liquid systems: point source injection at the center”. International Conference on Modeling, Optimization and Computing, NIT-Durgapur , AIP Conf. Proc. 1298, 91 (2010).

B.Ashraf Ali, S.Pushpavanam. “Gas-liquid flow in a rectangular bubble column tank through needle sparger : PIV” Tenth Asian Symposium on Visualization (2010),Chennai.

B.Ashraf Ali, S. Pushpavanam, “Hydrodynamic behavior of Bubble columns with a corner gas source : Comparison of experiments with Euler-Eulerian (EE) and Euler-Lagrangian (EL) simulations”- REACH, International Symposium on "Thermodynamics and Transport Processes" (Poster presentation – Dec, 2010),IIT-Madras, Chennai-36.

B.Ashraf Ali, S.Pushpavanam. “Investigation of hydrodynamic characteristics of gas-liquid flow in a rectangular bubble column reactor: PIV/CFD”. CHEMCON-2009, Visakhapatnam.

B.Ashraf Ali, S. Pushpavanam, “Hydrodynamics of buoyancy driven flows”-Indo-German workshop on advances in reaction and separation processes (Poster presentation - 2008), Chennai-36.

B.Ashraf Ali, S. Pushpavanam, “Experimental and numerical investigation of gas-liquid flow in bubble column reactor”. Indo-German workshop on advances in reaction and separation processes (Key note Lectures - 2008), IIT-Madras, Chennai-36.

B.Ashraf Ali, S.Pushpavanam, “Experimental and numerical analysis of mixing analysis in bubble column reactor”. 23rd National Convention of Chemical Engineers, IIT-Roorkee,(2007)50-62.

B.Ashraf Ali, S. Pushpavanam, “Hydrodynamics of liquid circulation induced by a bubble plume, International conference on modeling and simulation”. CITICOMS, Coimbatore, Vol-I (2007)53-58.

INVITED TALKS/PRESENTATIONS

B. Ashraf Ali. "CFD modeling and simulation of bio reactors". FDP on "Bioprocess Simulation". 22^nd April to 23^rd April, 2014 at PSG College of Technology, Coimbatore.

B. Ashraf Ali. "CFD modeling on single and multiphase flow reactors". Training program on "Modeling and UNISIM Design Simulation Software”.  30^th June to 2^nd July 2014 at B M S College, Bangalore.

B.Ashraf Ali. " Electrolytic degradation of uric acid using nickel electrodes in a un-partitioned and partitioned batch cell". Short Term Course on Integrating Energy and Environmental issues towards Cleaner Environment" during 2^nd-3^rd December 2013 at NIT Tiruchirappalli

B. Ashraf Ali. "CFD Modelling of industrial flow reactors". FDP programme on Recent Research  Trends in Chemical and Environmental Engineering (RRTCEE 2013) from 27^th May -31^stMay 2013 at NIT Calicut.         

B. Ashraf Ali. "CFD modelling of draft tube batch crystallizer". Seventeenth National Seminar on Crystal Growth at Department of Physics, January 9-11, 2013 at Anna University, Chennai.