Presentations at Conferences/ Seminars/ 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).

(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"
Department of Metallurgy and Materials Science, Ohio State University, Columbus(USA), 1993 ( Host: Prof. Y.Sahai).

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

(3) "Mathematical modelling of turbulent fluid flow and solid liquid mass transfer rates in bubble stirred ladles"
Henry Crumb School of Mines, Columbia University (USA), 1993 ( Host Prof. N.J.Themelis).

(4) "Mathematical modelling of solid liquid mass transfer rates in bubble stirred ladles"
Department of Materials Science and Engineering, McMaster University, Hamilton (Canada), 1993 ( Host. Prof. Gordon Irons).

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

(6) "Modelling of solid liquid mass transfer rates in gas stirred metallurgical reactors "
National Metallurgical Laboratory, Jamshedpur( India), 1996 (SKIMP-96).

(7)"Modelling of mixing phenomena in axisymmetric gas stirred ladle systems"
Indian Institute of Science, Bangalore ( India), 1997 (ICRAMP-97).

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

(9) "The role of Physical and mathematical Modelling in  Steelmaking”

Durgapur Steel Plant, Durgapur, July 2002 ( Host: IIM Durgapur Chapter),

 

(10) “Modelling of some fundamental and applied  problems in Iron and Steelmaking”

Department of Mining and Metallurgy, McGill University, Montreal (Canada), 2004 (Host. Prof. R.I.L.Guthrie).

 

(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.