Vivek V. Buwa
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Our research group is working on advanced measurement techniques, modeling and simulations of multiphase flow processes and their applications to energy, oil & gas, chemical processing, mineral processing applications
 
 
Recent Publications   Research highlights
  • Karthik G. M. and Vivek V. Buwa, "Effect of Particle Shape on Catalyst Deactivation Using Particle-Resolved CFD Simulations", 2018, Chemical Engineering Journal (ISCRE 25 special issue), Accepted for publication.
  • Brajesh K. Singh, Ekta Jain and Vivek V. Buwa, "Feasibility of Electrical Resistance Tomography for Measurements of Liquid Holdup Distribution in a Trickle Bed Reactor", 2018, Chemical Engineering Journal, Accepted for publication.
  • Abhijeet H. Thaker, Mayur Darekar, K. K. Singh and Vivek V. Buwa, "Experimental Investigations of Liquid–Liquid Disengagement in a Continuous Gravity Settler", 2018, Chem. Eng. Res. Des., In press.
  • Karthik G. M. and Vivek V. Buwa, "Particle-resolved Simulations of Methane Steam Reforming in Multi-layered Packed Beds", 2018, AIChE Journal, In press.
  • David I. A. Dhanraj and Vivek V. Buwa, "Effect of Capillary Pressure Force on Local Liquid Distribution in a Trickle Bed", 2018, Chem. Eng, Sci., 191, 115-133.
  • Abdul Quiyoom, S.K. Ajmani and Vivek V. Buwa,  "Optimization of Bottom Tuyere Configuration for Basic Oxygen Furnace Steelmaking through Experiments and CFD Simulations", 2018, Chem. Eng. J., 346, 127-142.
  • V.M.Rajesh and Vivek V. Buwa, “Volume-of-Fluid Simulations of Gas-Liquid-Liquid Flows in Microchannels”, 2018, Chem. Eng. J., 345, 688-705.
  • Saroj K. Panda and Vivek V. Buwa, “Optimization of Geometry and Internals of a Continuous Gravity Settler for Liquid-Liquid Separation”, 2017, Ind. Eng. Chem. Res., 56 (46), 13929–13944.
  • Parul Tyagi and Vivek V. Buwa, "Dense Gas-Liquid-Solid Flow in a Slurry Bubble Column: Measurements of Dynamic Characteristics, Gas Volume Fraction and Bubble Size Distribution", 2017, Chemical Engineering Science, 173, 346–362.
  • Abdul Quiyoom, S.K. Ajmani and Vivek V. Buwa, "Role of Free Surface on Gas-Induced Liquid Mixing in a Shallow Vessel" 2017, AIChE Journal, 63(8), 3582-3598.
  • Abdul Quiyoom, Ravi Golani, Vikas Singh and Vivek V. Buwa, "Effect of Differential Flow Schemes on Gas-Liquid Flow and Liquid Phase Mixing in a Basic Oxygen Furnace (BOF)", 2017, Chemical Engineering Science, 170, 777–789 .
  • Karthik G. M. and Vivek V. Buwa, 2017, "Effect of Particle Shape on Fluid Flow and Heat Transfer for Methane Steam Reforming Reactions in a Packed Bed", AIChE Journal, 63(1), 366-377.
  • Parul Tyagi and Vivek V. Buwa, "Experimental Characterization of Dense Gas-Liquid Flow in a Bubble Column using Voidage Probes", 2017, Chemical Engineering Journal, 308, 912-928.
  • Brajesh Kumar Singh, Abdul Quiyoom and Vivek V. Buwa, 2017, "Dynamics of Gas-Liquid Flow in a Cylindrical Bubble Column: Comparison of Electrical Resistance Tomography and Voidage Probe Measurements", Chemical Engineering Science, 158, 124-139.
  • Saroj K. Panda, K. K. Singh, K. T. Shenoy and Vivek V. Buwa, 2017, "Numerical Simulations of Liquid-Liquid Disengagement in a Continuous Gravity Settler using OpenFOAM and Experimental Verification", Chemical Engineering Journal, 310, 120-133.
  • Arpit Jindal and Vivek V. Buwa, 2017, "Effect of Bed Characteristics on Local Liquid Spreading in a Trickle Bed",  AIChE Journal, 63(1), 347-357.
 
Cover illustration: Effect of particle shape on fluid flow and heat transfer for methane steam reforming reactions: Simulated temperature distribution on particle surface (left) and on r–z plane (right) for (i) cylinder, (ii) trilobe, (iii) daisy, (iv) hollow cylinder, (v) cylcut, and (vi) 7-hole cylinder particle shapes. Image courtesy: Karthik G. M. and Vivek V. Buwa, Indian Institute of Technology Delhi 10.1002/aic.15542.

(http://onlinelibrary.wiley.com/doi/10.1002/aic.v63.1/issuetoc)

This work is featured on the cover page of the ISCRE 24 special issue of AIChE Journal (Jan 2017). This special issue contains a selected collection of state-of-the-art developments in the field of CRE presented at ISCRE-24 (Minneapolis, USA, June 2016) by distinguished international researchers in reaction engineering, prominent industrial practitioners, and new researchers and students
Conference contributions News & Announcement
14th International Conference on Gas-Liquid and Gas-Liquid-Solid Reactor Engineering (GLS-14), Guilin (China),  30 May-03 June 2019
  • Karthik G. M., Abhijeet H. Thaker and Vivek V. Buwa, 2018, “Particle-Resolved Simulations of Catalytic Fixed Bed Reactors: Comparison of Turbulence Models, LES and PIV Measurements", Accepted for presentation.
  • Abhijeet H. Thaker, Saroj Kumar Panda and Vivek V. Buwa, 2018, “CFD-PBM Simulations of Binary and Interfacial Coalescence in Separation of Liquid-Liquid Dispersions Using OpenFOAM”, Accepted for presentation.
  • Karthik G. M. and Vivek V. Buwa, 2018, “Performance Evaluation of Different Catalytic Structures for Methane Steam Reforming in Packed Beds”, Accepted for presentation.
  • Sahil V. Bhujbal, Abhijeet H. Thaker and Vivek V. Buwa, 2018, "Effect of Sloshing Gas−Liquid Interface on Dynamics of Meandering Bubble Plumes and Mixing in a Shallow Vessal: PIV and LIF Measurements", Accepted for presentation.
  • Shishir Tiwary, Brajesh K. Singh and Vivek V. Buwa, 2018, "Characterization of Bubbling Behaviour in a Three-phase Slurry Bubble Column using Electrical Resistance Tomography", Accepted for presentation.
  • Swapnil Sharma and Vivek V. Buwa, 2018, "Characterization of Dynamics of Heterogeneous Gas-Liquid Flow Using Two-/Multi-Fluid Eulerian Simulations", Accepted for presentation.

19th International Symposium on Applications of Laser and Imaging Techniques to Fluid Mechanics, Lisbon (Portugal), 16-19 July 2018

  • Sahil V. Bhujbal, Abhijeet H. Thaker, Deepak Sharma and Vivek V. Buwa, 2018, "Effect of Free Interface on Dynamics of Gas−Liquid and Mixing in a Shallow Vessel: PIV and LIF Measurements", Accepted for presentation.



02 July 2018: Adbul Quiyoom successfully defended his Ph.D. thesis "Experimental and Numerical Investigations of Dispersed Gas-Liquid Flow and Mixing in a Scaled-Down Cold Flow Model of Basic Oxygen Furnace"

14 July 2017: Parul Tyagi successfully defended her Ph.D. thesis "Experimental and Numerical Characterization of Gas-Liquid and Gas-Liquid-Solid Flows in a Bubble Column/Slurry Bubble Column"
Indo-German Partnership (IGP) project between IIT Delhi and FAU Erlangen on “Multiscale Modeling, Simulation and Optimization for Energy, Advanced Materials and Manufacturing”

25th International Symposium on Chemical Reaction Engineering (ISCRE 25), Florence (Italy), 20-23 May 2018   PhD and Post-doc positions
  • Karthik G. M. and Vivek V. Buwa, 2018, “Effect of Particle Shape on Catalyst Deactivation Using Particle Resolved CFD Simulations”, Presented.
  • Karthik G. M. and Vivek V. Buwa, 2018, “A Computational Approach for Selection of Optimal Catalyst Shape for Industrial Catalytic Reactions”, Presented.
  • Abhijeet H. Thaker and Vivek V. Buwa, 2018, “Experimental Investigations of Interfacial and Binary Coalescence of Multi-layered Drops”, Presented.
  • Sirisha Parvathaneni, Brajesh K. Singh, Vivek V. Buwa, 2018, “Characterization of Binary Gas-Solid Flow in a Semi-Batch Cylindrical Fluidized Bed Using Electrical Capacitance Tomography”, Presented.  
  • Siddhartha Pradeep and Vivek V. Buwa, 2018, “VOF simulations of Particle-Resolved Liquid Spreading in 2D Trickle Beds”, Presented.
  • Current PhD and Post-doc positions
Last updated: October 12, 2018 17:55:00 Maintained by: Sirisha Parvathaneni
© Vivek V. Buwa, Department of Chemical Engineering, Indian Institute of Technology-Delhi, New Delhi, 110 006, India Developed by: Abhijeet H. Thaker