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.


17 October 2018: Saroj K. Panda successfully defended his Ph.D. thesis "Numerical Investigations of Liquid-Liquid Disengagement in a Batch and Continuous Gravity Settler"


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"
Indo-German Symopsium on "Advanced Measurements and Multiscale CFD Simulations for Intensification of Multiphase Flow Processes" as a part of Indo-German Partnership (IGP) project between IIT Delhi and FAU Erlangen was held during 03-05 October in IIT Delhi
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: December 12, 2018 14:22:40 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