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International        |        India        |        Invited Presentations    

Special memorial lecture:

1. G.D.Birla Gold Medal lecture (2009), The Indian Institute of Metals, Kolkata, India, November 14th, 2009.

   Title: "The knowledge based foundation of steelmaking and application in steel melt shop"

2. 4th Annual COEST Steel Colloquium Lecture (2016), Indian Institute of Technology, Bombay.

    Title: "Engineering in Steelmaking"

3. 8th CNR Rao Distinguished Lecture (2017), Indian Institute of Technology, Kanpur.

    Title: "Steelmaking: Challenges and opportunities"

4. Invited guest lecture on Vision of Metallurgy, Beijing, China (2019).

    Title: "On shaping future ferrous metallurgy education: A perspective of an educationist"

5. Inaugural Prof. Somnath Mishra memorial Lecture, NIT Rourkela (2023).

   Title: "Challenges in the production of clean steel: Argon inertization of teeming circuitry continuous casting and its engineering towards improved plant performance".

 

PRESENTATIONS AT INTERNATIONAL CONFERENCES

  1. (i)"The hydrodynamics of the C.A.S. alloy addition Procedure" and
    (ii) "Mixing rates for gas stirred ladles"
    Canadian Annual Conference of Metallurgist, Vancouver ( Canada), 1985.

  2.  "Alloying in ladles with C.A.S"
    Fifth International Iron and Steel Congress, Washington D.C.(USA), 1986.

  3. " On the applicability of effective thermal conductivity concept to the mathematical modelling of continuous casting of steel"
    International Conference on Chemical Metallurgy, Bombay ( India), 1991.

  4.  " Numerical simulation of turbulent fluid flow in gas stirred reactors"
    Canadian Annual Conference of Metallurgist, Quebe City (Canada), 1993

  5. "Hydrodynamic modelling of steelmaking tundish systems"
    QUACON'97, International Conference on Quality Challenges in Continuous Casting, Ranchi (India),1997.

  6.  " Modelling of mixing phenomena in axisymmetric gas stirred ladle systems"
    ICRAMP-97, International Conference on Recent Advances in Metallurgical Processes, Bangalore (India), 1997.

  7. "A computational and experimental study of Residence Time Distributions (RTD) in different tundish designs", 83rd Steelmaking Conference( ISS),Pittsburgh, USA, 2000.

  8. "Some fundamental considerations concerning gas injection in steelmaking ladles", 83rd Steelmaking Conference (PTD) (ISS), Pittsburgh, 2000.

  9. " Transient flow phenomena in steelmaking ladles: A computational and experimental study " Asia steel-2003 International conference, Jamshedpur, 2003

  10. " An experimental and computational study of flow and Residence Time Distributions (RTD) in a tundish" Asia steel-2003 International conference, Jamshedpur, 2003

  11.  "An experimental and computational study of mixing times in ladles stirred with dual porous plugs" Asia steel-2003 International conference, Jamshedpur, 2003

  12.  "Mixing times and correlation for dual plug stirred ladle: Quantifying the role of an upper buoyant phase", Conference of Metallurgists (CIM, METSOC), Hamilton, Canada,2004.

     

PRESENTATIONS AT CONFERENCES/WORKSHOPS IN INDIA

  1. "Fluid dynamics of slag-metal interaction in gas stirred ladle systems"
    Symposium on Kinetics of Metallurgical Processes, I.I.T.,Kharagpur (1987).

  2. "Fluid dynamics of slag-metal interaction in gas stirred ladle systems"
    43rd Annual Technical Meeting of I.I.M, Calcutta (1989).

  3. "Mathematical modelling of ferro-alloy dissolution in agon stirred ladles"
    45th Annual Technical Meeting of I.I.M, Ranchi (1991)

  4. (i) " Hydrodynamic performance of steelmaking tundish systems: A comparative study of three different tundish designs"
    and
    (ii)"Mathematical modelling of heat transfer and solidification phenomena in continuous casting of steel"
    48th Annual Technical Meeting of I.I.M, Vishakhapatnam (1994).

  5. "Modelling of solid liquid mass transfer rates in gas stirred metallurgical reactors "
    49th Annual Technical Meeting of I.I.M, Calcutta (1995).    (Best Presentation Award)

  6. "Numerical prediction of melting rates in gas stirred ladle systems"
    50th Annual Technical Meeting of I.I.M, New Delhi(1996).

  7. A computational and experimental study of Residence Time Distributions (RTD) in different tundish designs
    54th Annual technical Meeting of I.I.M, Bhilai(2000)

  8.  "The role of modelling in steelmaking"
    Keynote presentation, 55th Annual technical Meeting of I.I.M, Bhubaneswar(2001)

  9.  "Mixing times and correlation for dual plug stirred ladle: Quantifying the role of an upper buoyant phase", 58th Annual technical Meeting of I.I.M, Tiruvananthapuram(2004)

  10. "Some shop floor problems in steel plants and their solution through Process Engineering", 59th Annual technical Meeting of I.I.M, Chennai( 2005)

  11.  " Yield improvement in steel melt shop through reduction of tundish skull" 61st Annual Technical Meeting, Indian Institute of Metals, Mumbai, 2007

  12.  " Mathematical modeling of Post combustion in an Electric Arc furnace" 61st Annual Technical Meeting, Indian Institute of Metals, Mumbai, 2007 ( co-authior: Prof. A.S.Mujumdar, NUS, Singapore) ( Best presentation award, 2007)

     

Invited Presentations

  1. "Mathematical modelling of turbulent fluid flow and solid liquid mass transfer rates in bubble stirred ladles" (1993)
    Department of Metallurgy and Materials Science, Ohio State University, Columbus(USA)

  2. "Mathematical modelling of fluid flow and solid liquid mass transfer rates in bubble stirred ladles" (1993)
    Department of Metallurgical Engg. and Materials Science, Pennsylvania State University, State College (USA)

  3. "On a solid -liquid mass transfer correlation" (1994)
    Henry Crumb School of Mines, Columbia University (USA).

  4. "Mass transfer between solid and liquid in bubble stirred ladles" (1994)
    Department of Materials Science and Engineering, McMaster University, Hamilton (Canada)

  5. "Mathematical modelling of flow and solid liquid mass transfer rates in gas stirred ladles" (1995)
    RDCIS(SAIL), Ranchi (India) .

  6. "Modelling of solid liquid mass transfer rates in gas stirred metallurgical reactors " (1996) , National Metallurgical Laboratory, Jamshedpur( India)

  7. "Modelling of mixing phenomena in axisymmetric gas stirred ladle systems" (1997)
    Indian Institute of Science, Bangalore ( India)

  8. "Application of Process Engineering Fundamentals to Ladle metallurgy Steelmaking Operations"(1999), Department of Metallurgy and Materials Science , University of Toronto, Toronto (Canada)

  9. "The role of Physical and mathematical Modelling in Steelmaking" (2002)
    Durgapur Steel Plant, Durgapur, July 2002 ( Host: IIM Durgapur Chapter),

  10. "Modelling of some fundamental and applied problems in Iron and Steelmaking" (2004)
    Department of Mining and Metallurgy, McGill University, Montreal (Canada)

  11. "Steel Research at IIT, Kanpur" (2005)
    National Metallurgical Laboratory , Jamshedpur

  12. "Steelmaking, modelling and CFD: approach and efforts at IIT, Kanpur" (2005)
    2nd south East Asia users group meeting, FLUENT, Pune , India

  13. "Physical and mathematical modelling of two phase flows in a hollow jet nozzle" ICAMMP-2006, Kharagpur (India).

  14. "Homogenization vs. Re-oxidation:an investigation of argon rinsing practice through modeling and optimization" (2007) JSW steel Limited, Torangallu.

  15. "Fundamental Process Engineering in Steelmaking: From Laboratory to Steel Melt Shop" (2007), 61st Annual technical Meeting, Indian Institute of Metals, Mumbai.

  16.  "Secondary Steelmaking and ladle metallurgy", Mahindra Ugine Steel Industries, Khopoli, Maharastra , 2009

  17. "Steelmaking technology" ,National Workshop on PROCESS MODELING IN IRON MAKING & STEEL MAKING,7-8, Surathkal , 2009

  18. "Physical and Mathematical Modeling : Fundamental Principles", National Workshop on PROCESS MODELING IN IRON MAKING & STEEL MAKING,7-8, September, Surathkal, 2009

  19. "Physical and Mathematical modeling: Applications to steelmaking process analysis and design", National Workshop on PROCESS MODELING IN IRON MAKING & STEEL MAKING, Surathkal, 7-8, September 2009

  20. "Modeling Energy Dissipation in Argon stirred ladles", Advances in the Theory of Iron and Steelmaking (ATIS), Bangalore, India, 2009.

  21. "Physical modeling of slab caster tundish to improve yield and quality of steel", Jim Evans Honorary Symposium, TMS2010, Seattle.

  22. "Modeling and optimization of steel processing in EOF, ladle and tundish : An overview of collaborative research at IIT Kanpur", Guthrie Honorary symposium, Montreal , Canada, 2011.

  23. "Modeling and high temperature studies of continuous casting of wider section(1500~2500mm) steel slabs", ATCOM 2011, Ranchi , India.

  24. "Academia, research and industry synergy: An overview of decade long steel industry funded research at IIT Kanpur", ICAMMP-2011, Kharagpur.

  25. "The role of modeling in steelmaking", IREFCON12, Kolkata.

  26. "Some considerations concerning thermal modeling during deformation and heat treatment processes", RAFTS-2012, Ranchi."Tundish Metallurgy: towards better productivity and clean steel", International symposium on challenges in steelmaking, Jamshedpur, 2012.

  27.  "Modeling of steelmaking processes: Efforts at IIT Kanpur", SIMPRO-2012, Ranchi.

  28. "Ladle metallurgy Steelmaking: The role of physical and mathematical modeling", Science and Technology of Iron and Steel, STIS13 , Jamshedpur, 2013 (Keynote)

  29. "Metallurgical performance of slab casting tundish: Towards a generic tundish design", Advances in refractories and clean steel, ARCS2013,Ranchi .

  30. "Tundish process performance improvement: Some Indian case studies", Procd. Ralph Lloyd Harris Memorial Symposium, M&MT2013, Montreal .

  31. "Steelmaking: Theory, practice and plant performance", NMD-ATM 2013, Varanasi, 2013 (Keynote)

  32. "Steelmaking: Theory, practice and plant performance", ICS-2015, Beijing,(Keynote)

  33.  "An experimental and computational analysis of casting of large round steel ingots", Asia Steel 2015, Yokohoma, Japan (Keynote)

  34.  "R&D needs for special steel plants: the relevance of industry-academia interactions", 7th special steel conventional, Steelworld, Pune, Dec.19th, 2015 (Keynote).

  35.  "The Indian Iron and Steelmaking Scenario: A perspective on Future, Technical manpower and R&D", IREFCON-2016,Hyderabad.

  36.  "The role of CFD in steelmaking: single and multi-phase modeling of argon-steel-slag interactions in ladle metallurgy and casting processes", SIMPRO-2016, Ranchi.

  37.  "Direct measurements of thermal contact resistance during industrial scale, ingot casting operation", STEELSIM2017 Conference, Qingdao, 2017.