Professor Subhasish Dey, FASc, FNASc, FNAE

Résumé

Subhasish Dey is a hydraulician and educator. He is known for his research on the hydrodynamics throughout the world, acclaimed for his contributions in developing theories and solution methodologies of various problems on applied hydrodynamics, turbulence, boundary layer, sediment transport and open channel flow.

He is currently Professor, Head and Brahmaputra Chair of the Department of Civil Engineering, Indian Institute of Technology, Kharagpur, where he teaches free surface flow, hydraulics of sediment transport and turbulent fluid flow in post-graduate level.

He received B.E. degree in civil engineering from the University of North Bengal in 1981, M.Tech. degree in water resources engineering from the Indian Institute of Technology, Kharagpur in 1984 and Ph.D. degree in engineering from the Indian Institute of Technology, Kharagpur in 1992.

He has offered short courses on turbulent flow, sediment transport and scour in different universities of various countries, such as the University of Hong Kong, Università di Pisa, Università della Calabria, Politecnico di Milano, University of Florence, University of Oulu, Instituto Superior Tecnico Lisbon, National Chung Hsing University etc.

Presently, he is engaged in studying turbulence characteristics over sediment beds and other turbulence related problems. His general areas of research interests encompass analytical hydrodynamics, sediment transport, scour, open-channel flows, coherent motion in turbulent flow, turbulent boundary-layer and double-averaging flow characteristics over macro-rough beds. He is an author of a book entitled Fluvial Hydrodynamics published by Springer (in press). He has published 128 research papers in journals.

He is an associate editor of Journal of Hydraulic Engineering, Journal of Hydraulic Research, Sedimentology, Acta Geophysica, Journal of Hydro-Environment Research, International Journal of Sediment Research and Journal of Numerical Mathematics and Stochastics.

He is member of IAHR Fluvial Hydraulics Committee (2014-) and a past-council member of the World Association for Sedimentation and Erosion Research (WASER), Beijing (2010-2013).

He is a fellow of Indian Academy of Sciences (FASc), The National Academy of Sciences India (FNASc) and Indian National Academy of Engineering (FNAE).

 

 

CURRICULUM VITAE

Subhasish Dey, FASc, FNASc, FNAE

Professor, Head and Brahmaputra Chair

Department of Civil Engineering, Indian Institute of Technology, Kharagpur 721302, West Bengal, India

E-mail: sdey@iitkgp.ac.in; sdey@civil.iitkgp.ac.in

Fax: +91 3222 282254

Phone: +91 3222 283418 (work); +91 3222 283419 (home)

http://www.facweb.iitkgp.ernet.in/~sdey/

 

 

Fields of Research Interest

Applied Hydrodynamics is the major field of research interest.

Specific fields are as follows:

Analytical Hydrodynamics: Boundary layer, vortex flow, flow modeling

Turbulence: Coherent structure, bursting, turbulent flow measurement

Fluvial Hydraulics: Sediment transport and scour

Open Channel Hydraulics: Submerged wall jets, seepage flow, free overfall, choke

 

Educational Degrees

PhD                    Department of Civil Engineering, Indian Institute of Technology, Kharagpur, (PhD in Civil Engineering) 1992

                          Thesis: Clear water scour around circular bridge piers: A model

MTech                Department of Civil Engineering, Indian Institute of Technology, Kharagpur, (MTech in Water Resources Engineering) 1984

BE                      University of North Bengal, (BE in Civil Engineering) 1981

 

Present Position

Head                             Department of Civil Engineering, Indian Institute of Technology, Kharagpur 721302, West Bengal, India. (2013-)

Brahmaputra Chair      Department of Civil Engineering, Indian Institute of Technology, Kharagpur 721302, West Bengal, India. (2009-)

Professor                       Department of Civil Engineering, Indian Institute of Technology, Kharagpur 721302, West Bengal, India. (2007-)

 

Previous Positions

Associate Professor       Department of Civil Engineering, Indian Institute of Technology, Kharagpur 721302, West Bengal, India. (2002-2007)

Assistant Professor       Department of Civil Engineering, Indian Institute of Technology, Kharagpur 721302, West Bengal, India. (1998-2002)

Senior Lecturer             Department of Applied Mechanics, National Institute of Technology, Durgapur 713209, West Bengal, India. (1990-98)

Lecturer                        Department of Applied Mechanics, National Institute of Technology, Durgapur 713209, West Bengal, India. (1984-90)

 

Associate Editor of Journals

1.                  Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), USA (2008 –  onwards)

2.                  Journal of Hydraulic Research, International Association for Hydraulic Research, Spain (January 2013 onwards)

3.                  Sedimentology, Blackwell Publishing (2008 –  onwards)

4.                  Acta Geophysica, Polish Academy of Sciences, Springer (2010 –  onwards)

5.                  Journal of Hydro-Environment Research, Elsevier Publishers (2007 –  onwards)

6.                  International Journal of Sediment Research, Elsevier Publishers (2007 –  onwards)

7.                  Journal of Numerical Mathematics and Stochastics, Euclidean Press (2009 –  onwards)

8.                  KSCE Journal of Civil Engineering, Springer (2008 –  2011)

 

Member of Editorial Board of Journals

1.               Flow Measurement and Instrumentation, Elsevier Publishers (2004 –  onwards)

2.               Engineering Applications of Computational Fluid Mechanics, Hong Kong (2006 –  onwards)

3.               International Review of Civil Engineering, Praise Worthy Prize, USA (2009 –  onwards)

4.               Water Management Journal, Institution of Civil Engineers (London), UK (2004 – 2008)

 

Reviewer of Journals

1.                  Journal of Fluid Mechanics, Cambridge University Press, UK

2.                  Journal of Fluid Engineering, American Society of Mechanical Engineers (ASME), USA

3.                  Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), USA

4.                  Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), USA

5.                  Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), USA

6.                  Journal of Waterway, Port, Coastal and Ocean Engineering, American Society of Civil Engineers (ASCE), USA

7.                  Journal of Hydrologic Engineering, American Society of Civil Engineers (ASCE), USA

8.                  Journal of Geophysical Research, Earth Surface, American Geophysical Research, USA

9.                  Water Resources Research, American Geophysical Research, USA

10.              Journal of Hydraulic Research, International Association for Hydraulic Research, Spain

11.              Water Management Journal, Institution of Civil Engineers (London), UK

12.              Canadian Journal of Civil Engineering, National Research Council, Canada

13.              Journal of Turbulence, Taylor and Francis

14.              Sedimentology, Blackwell Publishing

15.              Acta Geophysica, Polish Academy of Sciences, Springer

16.              Experiments in Fluids, Springer

17.              Irrigation Science, Springer

18.              Environmental Fluid Mechanics, Springer

19.              Central European Journal of Physics, Springer

20.              KSCE Journal of Civil Engineering, Springer

21.              Fluid Dynamics Research, Elsevier Publishers

22.              Applied Mathematical Modelling, Elsevier Publishers

23.              Advances in Water Resources, Elsevier Publishers

24.              Flow Measurement and Instrumentation, Elsevier Publishers

25.              Journal of Hydro-Environment Research, Elsevier Publishers

26.              Engineering Structures, Elsevier Publishers

27.              International Journal of Sediment Research, Elsevier Publishers

28.              Computers and Geosciences, Elsevier Publishers

29.              Ocean Engineering, Elsevier Publishers

30.              Coastal Engineering, Elsevier Publishers

31.              Hydrological Processes, Wiley, UK

32.              Earth Surface Processes and Landforms, Wiley, UK

33.              Hydrology Research, IWA Publishing, UK

34.              International Journal of River Basin Management, UK

35.              Australian Journal of Water Resources, Engineers Australia, Australia

36.              Engineering Applications of Computational Fluid Mechanics, Hong Kong

37.              International Journal of Applied Mathematics and Mechanics, Hong Kong

38.              Water Science and Engineering, China

39.              Asian Journal of Science and Technology for Development, Thailand

40.              Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, India

41.              Indian Journal of Engineering and Material Sciences, Council of Scientific and Industrial Research, India

42.              Journal of Institution of Engineers, Institution of Engineers, India

 

Reviewer of Projects

Department of Science and Technology, Government of India

Indo-US Science and Technology Forum, New Delhi, India

Israel Science Foundation, Israel

 

List of Publications

Book (Total Number 1)

1.                  Dey S (2014): Fluvial Hydrodynamics: Hydrodynamic and Sediment Transport Phenomena. Springer-Verlag Berlin Heidelberg

 

Chapter of Book (Total Number 3)

2.                  Dey S, Bose S K and Castro-Orgaz O (2012): Hydrodynamics of undular free surface flows. P Rowinski (ed), Experimental and Computational Solutions of Hydraulic Problems, Springer-Verlag Berlin Heidelberg, pp. 53-70

3.                  Gaudio R and Dey S (2012): Evidence of non-universality of von Kármán’s k. P Rowinski (ed), Experimental and Computational Solutions of Hydraulic Problems, Springer-Verlag Berlin Heidelberg, pp. 77-83

4.                  Dey S (2011): Entrainment threshold of loose boundary streams. P Rowinski (ed), Experimental Methods in Hydraulic Research, Springer-Verlag Berlin Heidelberg, pp. 29-48

 

Journal (Total Number 128)

1.                  Maji S, Hanmaiahgari PR and Dey S (2014): Experimental studies of local scour in the pressurized OCF below a wooden log across the flow. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 39 (in press)

2.                  Castro-Orgaz O and Dey S (2014): Second-order shallow flow theory and dupuit approximation for phreatic aquifers. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 140, in press

3.                  Bose SK and Dey S (2014): Gravity waves on turbulent shear flow: Reynolds averaged approach. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 140, No. 3, pp. 340-346

4.                  Bose SK and Dey S (2013): Sediment entrainment probability and threshold of sediment suspension: An exponential based approach. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 139, No. 10, pp. 1099-1106

5.                  Link O, Klischies K, Montalva G and Dey S (2013): Effects of bed compaction on scour at piers in sand-clay mixtures. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 139, No. 9, pp. 1013-1019

6.                  Castro-Orgaz O, Mateos L and Dey S (2013): Revisiting the energy-momentum method for rating vertical sluice gates under submerged flow conditions. Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), Vol. 139, No. 4, pp. 325-335

7.                  Langhi M, Hosoda T and Dey S (2013): Velocity deformation model for unsteady: Open channel flows over smooth and rough beds. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 139, No. 4, pp. 433-443

8.                  Bose SK and Dey S (2013): Turbulent unsteady flow profiles over an adverse slope. Acta Geophysica, Springer, Vol. 61, No. 1, pp. 84-97

9.                  Langhi M, Hosoda T and Dey S (2012): An analytical solution of k-ε model for uniform and non-uniform flows. Journal of Japan Society of Civil Engineers, Series B1 (Hydraulic Engineering), Vol. 69, No. 4, pp. I_67-I_72

10.              Castro-Orgaz O, Giráldez JV, Mateos L and Dey S (2012): Is the von Kármán constant affected by sediment suspension? Journal of Geophysical Research, Earth Surface, American Geophysical Union, Vol. 117, pp. F04002, doi:10.1029/2011JF002211

11.              Dey S, Das R, Gaudio R and Bose S K (2012): Turbulence in mobile-bed streams. Acta Geophysica, Springer, Vol. 60, No. 6, pp. 1547-1588

12.              Langhi M, Hosoda T and Dey S (2012): Depth-averaged model including velocity deformation for unsteady open channel flows. Journal of Japan Society of Civil Engineers, Series B1 (Hydraulic Engineering), Vol. 68, No. 4, pp. I_67-I_72

13.              Dey S and Das R (2012): Gravel-bed hydrodynamics: A double-averaging approach. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 138, No. 8, pp. 707-725

14.              Bose S K and Dey S (2012): Instability theory of sand-ripples formed by turbulent shear flows. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 138, No. 8, pp. 752-756

15.              Bose S K, Castro-Orgaz O and Dey S (2012): Free surface profiles of undular hydraulic jumps. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 138, No. 4, pp. 362-366

16.              Dey S, Sarkar S and Ballio F (2011): Double-averaging turbulence characteristics in seeping rough-bed streams. Journal of Geophysical Research, Earth Surface, American Geophysical Union, Vol. 116, pp. F03020, doi:10.1029/2010JF001832

17.              Dey S, Sarkar S, Bose S K, Tait S and Castro-Orgaz O (2011): Wall-wake flows downstream of a sphere placed on a plane rough-wall. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 137, No. 10, pp. 1173-1189

18.              Dey S, Helkjær A, Sumer B M and Fredsoe J (2011): Scour at vertical circular piles in sand-clay mixtures under waves. Journal of Waterway, Port, Coastal, and Ocean Engineering, American Society of Civil Engineers (ASCE), Vol. 137, No. 6, pp. 324-331

19.              Castro-Orgaz O and Dey S (2011): Power-law velocity profile in turbulent boundary layers: An integral Reynolds-number dependent solution. Acta Geophysica, Springer, Vol. 59, No. 5, pp. 993-1012

20.              Dey S, Sarkar S and Solari L (2011): Near-bed turbulence characteristics at the entrainment threshold of sediment beds. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 137, No. 9, pp. 945-958

21.              Sarkar S and Dey S (2010): Double-averaging turbulence characteristics in flows over a gravel-bed. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 48, No. 6, pp. 801-809

22.              Dey S, Nath T K and Bose S K (2010): Fully rough submerged plane wall-jets. Journal of Hydro-Environment Research, Elsevier, Vol. 4, No. 4, pp. 301-316

23.              Gaudio R, Miglio R and Dey S (2010): Nonuniversality of von Kármán’s k in fluvial streams. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 48, No. 5, pp. 658-663

24.              Tafarojnoruz A, Gaudio R and Dey S (2010): Flow-altering countermeasures against scour at bridge piers: a review. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 48, No. 4, 441-452

25.              Bose S K and Dey S (2010): Universal probability distributions of turbulence in open channel flows. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 48, No. 3, pp. 388-394

26.              Dey S, Nath T K and Bose S K (2010): Submerged wall-jets subjected to injection and suction from the wall. Journal of Fluid Mechanics, Cambridge University Press, UK, Vol. 653, pp. 57-97

27.              Tammela S, Marttila H, Dey S and Klove B (2010): Effect and design of an underminer structure on flow distribution and local bed topography. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 48, No. 2, pp. 188-196

28.              Dey S and Nath T K (2010): Turbulence characteristics in flows subjected to boundary injection and suction. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 136, No. 7, pp. 877-888

29.              Ballio F, Radice A and Dey S (2010): Temporal scales for live-bed scour at abutments. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 136, No. 7, pp. 395-402

30.              Chen X, Ma J and Dey S (2010): Sediment transport on arbitrary slopes: A simplified model. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 136, No. 5, pp. 311-317

31.              Bose S K and Dey S (2009): Reynolds averaged theory of turbulent shear flow over undulating beds and formation of sand waves. Physical Review E, The American Physical Society, Vol. 80, pp. 036304

32.              Bose S K and Dey S (2009): Suspended-load of sediment in flow on erodible beds. International Journal of Sediment Research, Elsevier, Vol. 24, No. 3, pp. 315-324

33.              Afzalimhr H and Dey S (2009): Influence of bank vegetation and gravel bed on velocity and Reynolds stress distributions. International Journal of Sediment Research, Elsevier, Vol. 24, No. 2, pp. 236-246

34.              Lin W J, Lin C, Hsieh S C and Dey S (2009): Flow characteristics around a circular cylinder placed horizontally above a plane boundary. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 135, No. 7, pp. 697-716

35.              Castro-Orgaz O and Dey S (2009): One-dimensional channel flow equations with curvature revisited. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 47, No. 2, pp. 157-166

36.              Raikar R V and Dey S (2009): Maximum scour depth at piers in armor-beds. KSCE Journal of Civil Engineering, Springer, Vol. 13, No. 2, pp. 137-142

37.              Dey S and Sarkar A (2008): Characteristics of submerged jets in evolving scour hole downstream of an apron. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 134, No. 11, pp. 927-936

38.              Dey S, Chiew Y M and Kadam M S (2008): Local scour and riprap stability at an abutment in a degrading bed. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 134, No. 10, pp. 1496-1502

39.              Dey S and Singh N P (2008): Clear-water scour below underwater pipelines under steady flow. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 134, No. 5, pp. 588-600

40.              Dey S and Papanicolaou A (2008): Sediment threshold under stream flow: A state-of-the-art review. KSCE Journal of Civil Engineering, Springer, Vol. 12, No. 1, pp. 45-60

41.              Lin C, Ho T C and Dey S (2008): Characteristics of steady horseshoe vortex system near the junction of square cylinder and base plate. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 134, No. 2, pp. 184-197

42.              Raikar R V and Dey S (2008): Kinematics of horseshoe vortex developing in an evolving scour hole at a square cylinder. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 46, No. 2, pp. 247-264

43.              Dey S and Sarkar A (2008): Characteristics of turbulent flow in submerged jumps on rough beds. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 134, No. 1, pp. 49-59 [Errata (2008): Journal of Engineering Mechanics, Vol. 134, No. 7, pp. 599]

44.              Dey S, Raikar R V and Roy A (2008): Scour at submerged cylindrical obstacles under steady flow. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 134, No. 1, pp. 105-109

45.              Afzalimhr H, Dey S and Rasoulianfar P (2007): Influence of decelerating flow on incipient motion of a gravel-bed stream. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 32, No. October, pp. 545-559

46.              Dey S and Singh N P (2007): Clear-water scour below underwater pipelines. Journal of Hydro-Environment Research, Elsevier, Vol. 1, No. 2, pp. 157-162

47.              Dey S and Sarkar A (2007): Computation of Reynolds and boundary shear stress in submerged jets on rough boundaries. Journal of Hydro-Environment Research, Elsevier, Vol. 1, No. 2, pp. 110-117

48.              Bose S K and Dey S (2007): Curvilinear flow profiles based on Reynolds averaging. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 133, No. 9, pp. 1074-1079

49.              Sarkar A and Dey S (2007): Effect of seepage on scour due to submerged jets and resulting flow field. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 45, No. 3, pp. 357-364

50.              Dey S and Raikar R V (2007): Clear-water scour at piers in sand-beds with an armor-layer of gravels. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 133, No. 6, pp. 703-711

51.              Dey S and Raikar R V (2007): Scour below a high vertical drop. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 133, No. 5, pp. 564-568

52.              Dey S and Raikar R V (2007): Characteristics of horseshoe vortex in developing scour holes at piers. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 133, No. 4, pp. 399-413

53.              Dey S and Raikar R V (2007): Characteristics of loose rough boundary streams at near-threshold. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 133, No. 3, pp. 288-304

54.              Bose S K and Dey S (2007): Theory of free surface flow over rough seeping beds. Proceedings of Royal Society A, London, UK, Vol. 463, No. February, pp. 369-383

55.              Dey S and Sarkar A (2007): Effect of upward seepage on scour and flow downstream of an apron due to submerged jets. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 133, No. 1, pp. 59-69

56.              Dey S and Lambert M F (2006): Discharge prediction in compound channels by end depth method. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 44, No. 6, pp. 767-776

57.              Dey S and Raikar R V (2006): Live-bed scour in long contractions. International Journal of Sediment Research, Elsevier, Vol. 21, No. 2, pp. 167-171

58.              Dey S and Sarkar A (2006): Response of velocity and turbulence in submerged wall jets to abrupt changes from smooth to rough beds and its application to scour downstream of an apron. Journal of Fluid Mechanics, Cambridge University Press, UK, Vol. 556, pp. 387-419

59.              Dey S and Barbhuiya A K (2006): 3D flow field in a scour hole at a wing-wall abutment. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 44, No. 1, pp. 33-50

60.              Raikar R V and Dey S (2006): Pier scour and thin layered-bed scour within a long contraction. Canadian Journal of Civil Engineering, National Research Council, Canada, Vol. 33, No. 2, pp. 140-150

61.              Dey S, Sumer B M and Fredsoe J (2006): Control of scour at vertical circular piles under waves and current. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 132, No. 3, pp. 270-279

62.              Dey S and Sarkar A (2006): Scour downstream of an apron due to submerged horizontal jets. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 132, No. 3, pp. 246-257

63.              Dey S and Barbhuiya A K (2006): Velocity and turbulence in a scour hole at a vertical-wall abutment. Flow Measurement and Instrumentation, Elsevier, Vol. 17, No. 1, pp. 13-21

64.              Dey S (2005): Free overfall from circular channels with flat base. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 43, No. 5, pp. 720-723

65.              Dey S and Barbhuiya A K (2005): Flow field at a vertical-wall abutment. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 131, No. 12, pp. 1126-1135

66.              Dey S and Raikar R V (2005): Scour at long contractions. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 131, No. 12, pp. 1036-1049

67.              Raikar R V and Dey S (2005): Scour of gravel beds at bridge piers and abutments. Water Management Journal, Institution of Civil Engineers (ICE London), UK, Vol. 158, No. December, pp. 157-162

68.              Raikar R V and Dey S (2005): Clear-water scour at bridge piers in fine and medium gravel beds. Canadian Journal of Civil Engineering, National Research Council, Canada, Vol. 32, No. 4, pp. 775-781

69.              Dey S and Lambert M F (2005): Reynolds stress and bed shear in nonuniform-unsteady open channel flow. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 131, No. 7, pp. 610-614

70.              Sarkar A and Dey S (2005): Scour downstream of aprons caused by sluices. Water Management Journal, Institution of Civil Engineers (ICE London), UK, Vol. 158, No. June, pp. 55-64

71.              Dey S (2005): End-depth in U-shaped channels: a simplified approach. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 131, No. 6, pp. 513-516

72.              Dey S and Cheng N S (2005): Reynolds stress in open channel flow with upward seepage. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 131, No. 4, pp. 451-467

73.              Dey S and Barbhuiya A K (2005): Turbulent flow field in a scour hole at a semicircular abutment. Canadian Journal of Civil Engineering, National Research Council, Canada, Vol. 32, No. 1, pp. 213-232

74.              Dey S and Barbhuiya A K (2005): Time-variation of scour at abutments. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 131, No. 1, pp. 11-23

75.              Raikar R V and Dey S (2004): Flow field in scoured zone of channel contractions. International Journal of Sediment Research, Elsevier, Vol. 19, No. 4, pp. 292-311

76.              Barbhuiya A K and Dey S (2004): Local scour at abutments: a review. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 29, No. October, pp. 449-476

77.              Dey S and Zanke U C E (2004): Sediment threshold with upward seepage. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 130, No. 9, pp. 1118-1123

78.              Dey S and Barbhuiya A K (2004): Clear water scour at abutments in thinly armored beds. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 130, No. 7, pp. 622-634

79.              Raikar R V, Nagesh Kumar D and Dey S (2004): End depth computation in inverted semicircular channels using ANNs. Flow Measurement and Instrumentation, Elsevier, Vol. 15, No. 5-6, pp. 285-293

80.              Dey S and Barbhuiya A K (2004): Clear water scour at abutments. Water Management Journal, Institution of Civil Engineers (ICE London), UK, Vol. 157, No. June, pp. 77-97

81.              Barbhuiya A K and Dey S (2004): Turbulent flow measurement by the ADV in the vicinity of a rectangular cross-section cylinder placed at a channel sidewall. Flow Measurement and Instrumentation, Elsevier, Vol. 15, No. 4, pp. 221-237

82.              Dey S (2004): Critical bed shear for initial movement of sediments on a combined lateral and longitudinal slope. Nordic Hydrology, Vol. 35, No. 2, pp. 153-164

83.              Sarkar A and Dey S (2004): Review on local scour due to jets. International Journal of Sediment Research, Elsevier, Vol. 19, No. 3, pp. 210-238

84.              Barbhuiya A K and Dey S (2004): Measurements of turbulent flow field at a vertical semicircular cylinder attached to the sidewall of a rectangular channel. Flow Measurement and Instrumentation, Elsevier, Vol. 15, No. 2, 87-96

85.              Barbhuiya A K and Dey S (2004): Velocity and turbulence at a wing-wall abutment. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 29, No. February, pp. 35-56

86.              Dey S, Nagesh Kumar D and Ram Singh D (2004): End-depth in inverted semicircular channels: experimental and theoretical studies. Nordic Hydrology, Vol. 35, No. 1, pp. 73-79

87.              Barbhuiya A K and Dey S (2003): Vortex flow field in a scour hole around abutments. International Journal of Sediment Research, Elsevier, Vol. 18, No. 4, pp. 310-325

88.              Dey S (2003): Threshold of sediment motion on combined transverse and longitudinal sloping beds. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR), Vol. 41, No. 4, pp. 405-415

89.              Dey S (2003): Nonuniform open channel flow with upward seepage through loose beds. International Journal of Sediment Research, Elsevier, Vol. 18, No. 3, pp. 267-273

90.              Dey S (2003): Free overfall in inverted semicircular channels. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 129, No. 6, pp. 438-447

91.              Dey S (2003): Overfall in U-shaped channels. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 129, No. 3, pp. 358-362

92.              Dey S (2003): Incipient motion of bivalve shells on sand beds under flowing water. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 129, No. 2, pp. 232-240

93.              Dey S and Westrich B (2003): Hydraulics of submerged jet subject to change in cohesive bed geometry. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 129, No. 1, pp. 44-53

94.              Dey S (2002): Free overfall in open channels: state-of-the-art review. Flow Measurement and Instrumentation, Elsevier, Vol. 13, No. 5-6, pp. 247-264

95.              Dey S (2002): Free overfall from circular channels with flat base. Flow Measurement and Instrumentation, Elsevier, Vol. 13, No. 5-6, pp. 209-221

96.              Dey S and Raju U V (2002): ­­­­­Incipient motion of gravel and coal beds. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 27, No. December, pp. 559-568

97.              Dey S and Kumar A (2002): Initiation of shell motion on sand beds: An experimental study. International Journal of Sediment Research, Elsevier, Vol. 17, No. 4, pp. 286-297

98.              Dey S and Ravi Kumar B (2002): Hydraulics of free overfall in D-shaped channels. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 27, No. June, pp. 353-363

99.              Dey S (2002): Secondary boundary layer and wall shear for fully developed flow in curved pipes. Proceedings of Royal Society A, London, UK, Vol. 458, No. February, pp. 283-294

100.          Dey S (2001): A note on critical flow section in collector channels. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 26, No. October, pp. 432-445

101.          Dey S (2001): Force on a vertical sluice gate with an opening at bottom: an experimental study. Dam Engineering, UK, Vol. 12, No. 2, pp. 125-136

102.          Dey S (2001): Flow measurement by the end-depth method in inverted semicircular channels. Flow Measurement and Instrumentation, Elsevier, Vol. 12, No. 4, pp. 253-258

103.          Dey S (2001): Flow metering by end-depth method in elliptic channels. Dam Engineering, UK, Vol. 12, No. 1, pp. 5-19

104.          Dey S (2001): Experimental study on incipient motion of sediment particles on generalized sloping fluvial beds. International Journal of Sediment Research, Elsevier, Vol. 16, No. 3, pp. 391-398

105.          Dey S (2001): Bank profile of threshold channels: a simplified approach. Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), Vol. 127, No. 3, pp. 184-187

106.          Dey S (2001): The EDR in circular channels. Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), Vol. 127, No. 2, pp. 110-112

107.          Dey S and Debnath K (2001): Sediment pick-up on stream-wise sloping beds. Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), Vol. 127, No. 1, pp. 39-43

108.          Dey S (2001): Hydraulic jump in circular and semicircular channels. Dam Engineering, UK, Vol. 11, No. 4, pp. 261-271

109.          Dey S and Debnath K (2000): Influence of stream-wise bed slope on sediment threshold under stream flow. Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), Vol. 126, No. 4, pp. 255-263

110.          Dey S (2000): Chebyshev solution as an aid in computing GVF by standard step method. Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), Vol. 126, No. 4, pp. 271-274

111.          Dey S (2000): End depth in steeply sloping rough rectangular channels. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 25, No. February, pp. 1-10

112.          Dey S (2000): Critical section of flowing water in circular collector channels. Dam Engineering, UK, Vol. 11, No. 1, pp. 19-28

113.          Dey S (1999): Positive surge travelling in open channels. Dam Engineering, UK, Vol. 10, No. 5, pp. 127-135

114.          Dey S (1999): Time-variation of scour in the vicinity of circular piers. Water, Maritime and Energy Journal, Institution of Civil Engineers (ICE London), UK, Vol. 136, No. June, pp. 67-75

115.          Dey S, Dey Sarker, H K and Debnath K (1999): Sediment threshold under stream flow on horizontal and sloping beds. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 125, No. 5, pp. 545-553

116.          Dey S (1999): Sediment threshold. Applied Mathematical Modelling, Elsevier, Vol. 23, No. 5, pp. 399-417

117.          Dey S (1998): Choke-free flow in circular channels with increase in bed elevations. Journal of Irrigation and Drainage Engineering, American Society of Civil Engineers (ASCE), Vol. 124, No. 6, pp. 317-320

118.          Dey S (1998): End depth in circular channels. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 124, No. 8, pp. 856-863

119.          Dey S and Sil S N (1998): Choke-free flow in trapezoidal channels with change in bed elevation. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 23, No. June, pp. 259-267

120.          Dey S (1998): Free overfall in rough rectangular channels: a computational approach. Water, Maritime and Energy Journal, Institution of Civil Engineers (ICE London), UK, Vol. 130, No. March, pp. 51-54

121.          Dey S (1997): Local scour at cylindrical piers, part I: a review of developments of research and part II: bibliography. International Journal of Sediment Research, Elsevier, Vol. 12, No. 3, pp. 23-57

122.          Dey S (1996): Sediment pick-up for evolving scour near circular cylinders. Applied Mathematical Modelling, Elsevier, Vol. 20, No. 7, pp. 534-539

123.          Dey S, Bose S K and Sastry G L N (1995): Clear water scour at circular piers: a model. Journal of Hydraulic Engineering, American Society of Civil Engineers (ASCE), Vol. 121, No. 12, pp. 869-876

124.          Dey S (1995): Three-dimensional vortex flow field around a circular cylinder in a quasi-equilibrium scour hole. Sadhana, Academy Proceedings in Engineering Sciences, Indian Academy of Sciences, Vol. 20, No. December, pp. 871-885

125.          Dey S and Kar S K (1995): Bed shear in evolving scour at a circular cylinder: a theoretical approach. International Journal of Sediment Research, Elsevier, Vol. 10, No. 1, pp. 13-31

126.          Dey S (1994): No-choke flow in trapezoidal channels. Journal of Engineering Mechanics, American Society of Civil Engineers (ASCE), Vol. 120, No. 10, pp. 2224-2231

127.          Dey S and Bose S K (1994): Bed shear in equilibrium scour around a circular cylinder embedded in loose bed. Applied Mathematical Modelling, Elsevier, Vol. 18, No. 5, pp. 265-273

128.          Dey S (1988): Flood discharge of Torsa river in North Bengal. Indian Journal of Earth Sciences, Vol. 15, No. 4, pp. 314-324

 

Papers Submitted to Journals (Total Number 3)

129.          Bose SK and Dey S (2014): Symmetric two-dimensional far-wake flow: A generalized similarity approach. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR)

130.          Castro-Orgaz O, Hager WH and Dey S (2014): Depth-averaged model for undular jump. Journal of Hydraulic Research, International Association for Hydraulic Research (IAHR)

131.          Cantero F, Castro-Orgaz O, Garcia A, Ayuso JL and Dey S (2014): Flow profiles in compound channels: Energy and momentum in nonuniform flow. Journal of Hydrology, Elsevier

 

Conference Proceedings (Total Number 24)

1.                  Dey S, Sarkar S, Bose S K, Tait S and Castro-Orgaz O (2013): Wall-wake flows downstream of a spherical particle placed on a gravel bed. Proceedings of Thirty-Fifth International Association for Hydraulic Research World Congress, Chengdu, China, pp. A11043, CD-ROM

2.                  Dey S, Das R, Gaudio R, and Bose S K (2011): Response of bed-load to turbulence in mobile-bed streams. Symposium on River, Coastal and Estuarine Morphdynamics (RCEM 2011), Beijing, China, pp. 925-948, CD-ROM

3.                  Langhi M, Hosoda T and Dey S (2011): One dimensional depth-averaged velocity deformation model for unsteady open channel flows. 13th International Summer Symposium, JSCE, pp 83-86

4.                  Dey S and Bose S K (2008): A Reynolds averaged theory of turbulent shear flow over stable sinusoidal beds and formation of sand waves. Advances in Hydro-Science and Engineering, Eighth International Conference on Hydro-Science and Engineering, Nagoya, Japan, CD-ROM

5.                  Dey S, Sumer B M and Fredsoe J (2006): Control of scour around circular piles under waves and current. Third International Conference on Scour and Erosion, Amsterdam, The Netherlands, pp. 169-173

6.                  Dey S and Sarkar A (2006): Turbulent flow in submerged jumps on rough beds. Second International Conference on Application of Fluid Mechanics in Industry and Environment, ISI, Kolkata, pp. 166-172

7.                  Dey S and Raikar R V (2006): Flow characteristics over gravel-beds at near-threshold. Second International Conference on Application of Fluid Mechanics in Industry and Environment, ISI, Kolkata, pp. 158-165

8.                  Ho C T, Lin C and Dey S (2005): Characteristics of horseshoe vortex system near the junction of rectangular cylinder and base plate. Twenty-Seventh Ocean Engineering Conference, National Chung Hsing University, pp. 195-202

9.                  Raikar R V and Dey S (2005): Scour at bridge piers in fine and medium gravel beds. National Conference on Advances in Water Engineering for Sustainable Development, IIT, Chennai, pp. 43-51

10.              Sarkar A and Dey S (2005): Scour hole characteristics downstream of an apron due to submerged horizontal jets. National Conference on Advances in Water Engineering for Sustainable Development, IIT, Chennai, pp. 33-41

11.              Raikar R V and Dey S (2004): Scour at the channel contractions in the gavel-beds. Second International Conference on Scour and Erosion, Singapore, pp. 229-236

12.              Dey S and Sarkar A (2004): Local scour downstream of an apron caused by submerged horizontal jet. Second International Conference on Scour and Erosion, Singapore, pp. 293-300

13.              Dey S and Barbhiuya A K (2003): Design scour depth at abutments in thin-armor layers. Proceedings of International Conference on Construction Management and Materials, IIT, Kharagpur, India, pp. 295-304

14.              Raikar R V and Dey S (2002): Movement of gravels in rivers: a review. Conference on Hydraulics, Water Resources and Ocean Engineering, IIT, Bombay, India, pp. 38-44

15.              Dey S and Westrich B (2002): Local scour of cohesive bed downstream of an apron due to submerged jet. Proceedings of International Conference on Advances in Civil Engineering, IIT, Kharagpur, India, Vol. 1, pp. 363-371

16.              Dey S and Debnath K (2002): An overview on sediment threshold. Proceedings of International Conference on Advances in Civil Engineering, IIT, Kharagpur, India, pp. 437-445

17.              Dey S (2001): Incipient motion of bivalve shells on sand beds under currents. Proceedings of Fourteenth Australasian Fluid Mechanics Conference, Adelaide University, Adelaide, Australia, pp. 889-892

18.              Dey S (2000): Open channel flow metering by end depth method. Proceedings of Global Conference on Flow Metering and Control for New Millennium, Palghat, Kerala, India, pp. 409-422

19.              Dey S, Dey Sarker, H K and Debnath K (1999): Sediment threshold on stream-wise bed slopes. Proceedings of 26th National Conference on Fluid Mechanics and Fluid Power, Indian Institute of Technology, Kharagpur, India, pp. 255-262

20.              Dey S (1999): Secondary motion of fluid in curved pipes: turbulent case. Proceedings of Twenty-Sixth National Conference on Fluid Mechanics and Fluid Power, Indian Institute of Technology, Kharagpur, India, pp. 155-163

21.              Dey S (1994): Bed shear in equilibrium scour around a circular pier. Proceedings of National Symposium on Recent Trends in Design of Hydraulic Structures, University of Roorkee, Roorkee, India, pp. 293-300

22.              Dey S (1994): Bed shear in evolving scour at a circular pier. Proceedings of Ninth Congress of Asia and Pacific Division of International Association for Hydraulic Research, Singapore, Vol. 2, pp. 360-367

23.              Dey S, Bose S K and Sastry G L N (1992): Clear water scour at circular piers, part I: flow model. Proceedings of Eighth Congress of Asia and Pacific Division of International Association for Hydraulic Research, Pune, Vol. 3, pp. 69-80

24.              Dey S, Bose S K and Sastry G L N (1992): Clear water scour at circular piers, part II: design formula. Proceedings of Eighth Congress of Asia and Pacific Division of International Association for Hydraulic Research, Pune, Vol. 3, pp. 81-92

 

Lecture Note

1.                  Dey S (2006): Sediment transport and scour

 

Reports

1.                  Dey S and Dhar A (2011): Source sustainability study of water (Subarnarekha river) at intake point for APNRL 4´270 MW TPP

2.                  Dey S (2009): Hazen-Williams C values for ductile iron pipes

3.                  Dey S (2009): Model study for CW system equipment package for Simhadri STPP, Stage-II (2´500 MW)

4.                  Dey S (2009): Model study for CW system equipment package for Dardi NCTTP, Stage-II (2´4900 MW)

5.                  Dey S (2009): Model study for CW system equipment package for Farraka STPP, Stage-III (2´500 MW)

6.                  Dey S (2008): Model study for make-up water pump-sump

7.                  Dey S, Lambert M and Raikar R V (2005): Hydraulic model study for make-up water pump sump

8.                  Dey S and Sen D J (2005): Determination of scour depth (general bed, channel contraction and bridge piers) in boulder-beds under high stream velocities

9.                  Dey S (2001): Model study on effective closure of head regulator gate of Nagarjuna Sagar dam under a high head

 

Short-Term Course Offered

2013 (One day): Turbulent flow, sediment transport and scour, 35th IAHR World Congress, Chengdu, China

2012 (two days): Turbulent flow, sediment transport and scour, Department of Soil and Water Conservation, National Chung Hsing University, Taiwan

2009 (one day): Turbulent flow, sediment transport and scour, Department of Civil Engineering and Architecture, Instituto Superior Tecnico, Lisbon, Portugal

2009 (two days): Turbulent flow, sediment transport and scour, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy

2008 (two days): Turbulent flow, sediment transport and scour, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy

2008 (two days): Sediment transport and scour, Department of Civil and Environmental Engineerring, University of Florence, Italy

2008 (two days): Sediment transport and scour, Department of Process and Environmental Engineerring, University of Oulu, Finland

2007 (two days): Turbulent flow, sediment transport and scour, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy

2007 (one day): Sediment transport and scour, Dipartimento IIAR, Politecnico di Milano, Milan, Italy

2006 (three days): Sediment transport and scour, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy

2006 (two days): Sediment transport and scour, Dipartimento di Ingegneria Civile, Università di Pisa, Italy

2006 (two days): Sediment transport and scour, Department of Civil Engineering, The University of Hong Kong, Hong Kong

2005 (one week): Erosion and sedimentation of riverbeds, Department of Civil Engineering, Indian Institute of Technology, Kharagpur

 

Theses Guided

PhD Thesis (Completed 9)

1.                  Hydrodynamics of mobile sand-bed and immobile gravel-bed (2011)

2.                  Turbulence in loose boundary streams (2010)

3.                  Effect of exceptional flow characteristics on river diversion barrages and performance improvement using depressed secondary aprons (2009)

4.                  Turbulence in submerged wall-jets and open-channel flows subjected to injection and suction from wall (2009)

5.                  Local scour at submerged pipelines and their supports (2008)

6.                  Characteristics of flow over gravel-beds and scour within contractions and at piers (2006)

7.                  Scour downstream of an apron and characteristics of submerged horizontal jet over rough and sudden changes from smooth to rough beds (2005) 

8.                  Clear water scour at bridge abutments (2003)

9.                  Sediment threshold and pick-up on streamwise sloping beds (2002)

 

MTech Thesis (Completed 19)

1.                  Turbulent flow past a protruding particle over a gravel bed (2010)

2.                  Effect of seepage on near-bed flow over rough beds (2010)

3.                  Clear water scour at cylindrical piers in clay-sand mixtures (2009)

4.                  Characteristics of turbulent flow over gravel bed at incipient motion (2009)

5.                  Turbulence characteristics of wall jet rough beds (2008)

6.                  Effect of seepage on open channel flow (2008)

7.                  Characteristics of flow over fixed rough gravel-beds (2007)

8.                  Reduction of scour by secondary stilling basin (2007)

9.                  Local scour and riprap stability at bridge abutments in a degrading channel (2007)

10.              An investigation on local scour downstream of a vertical drop (2006)

11.              Scour at submerged piers (2006)

12.              Flow field in an evolving scour hole at a circular pier (2005)

13.              Scour due to submerged jets under upward seepage (2005)

14.              Discharge measurements by end depth in compound channels (2002)

15.              Hydraulics of free overfall in D-shaped channels (2001)

16.              Physics of scouring at bridge abutments with armored layer (2001)

17.              End depth in inverted semicircular channels: experimental and theoretical investigations (2000)

18.              Sediment threshold on combined lateral and longitudinal bed slopes (1999)

19.              Design of circular channels for no-choke flow (1997)

 

Awards

Fellow of Indian Academy of Sciences (FASc) 2012

Fellow of The National Academy of Sciences India (FNASc) 2012

Fellow of Indian National Academy of Engineering (FNIE) 2008

Brahmaputra Chair Professor for Water Resources 2009-2014

The Royal Society of London Fellowship for Incoming Short Visit, University of Bradford, UK, 2007

Obermann Interdisciplinary Research Grant, The University of Iowa, USA, 2006

Indian National Science Academy – Chinese Academy of Sciences Exchange Programme Grant, 2006

Deutscher Akademischer Austauschdients (DAAD) Fellowship, Germany, 2003

Deutscher Akademischer Austauschdients (DAAD) Fellowship, Germany, 2000

 

Recognitions

Biographical sketch published in

Marquis Who’s Who in the World

Marquis Who’s Who in Science and Engineering

Dictionary of International Biography

 

Council Member

World Association for Sedimentation and Erosion Research, Beijing (2010 – 2013)

 

Member

IAHR Fluvial Hydraulics Committee (2014 –)

 

Research Experience

Research in Technical University of Denmark, Denmark (2009): Worked on sediment transport in Coastal and River Engineering Section, Department of Mechanical Engineering, Technical University of Denmark, Denmark

Research in University of Bradford, UK (2007): Worked on sediment transport in the School of Engineering, Design and Technology, University of Bradford, UK

Research in the University of Iowa, USA (2006): Worked on bank stability in Obermann Center and Iowa Institute of Hydraulic Research, The University of Iowa, USA

Research in National Chung Hsing University, Taiwan (2005): Worked on horseshoe vortex in Department of Civil Engineering, National Chung Hsing University, Taiwan

Research in Technical University of Denmark, Denmark (2004): Worked on sediment transport in Coastal and River Engineering Section, Department of Mechanical Engineering, Technical University of Denmark, Denmark

Research in Technische Universität Darmstadt, Germany (2003): Worked on sediment threshold under upward seepage in Institut für Wasserbau und Wasserwirtschaft, Technische Universität Darmstadt, Germany

Research in Adelaide University, Australia (2001): Worked on Reynolds stress and bed shear in nonuniform-unsteady open channel flow in Department of Civil and Environmental Engineering, Adelaide University, Australia

Research in Universität Stuttgart, Germany (2000): Worked on scour downstream of an apron in Institut für Wasserbau, Universität Stuttgart, Germany

Research in Indian Institute of Technology, Kharagpur (1998-): As a faculty in the Department of Civil Engineering, working on pier scour, abutment scour, scour downstream apron, scour below pipeline, sediment transport and open channel hydraulics

Research in National Institute of Technology, Durgapur (1984-89 and 1991-98): As a faculty in the Department of Applied Mechanics, worked on the various field of hydraulics

Research in Indian Institute of Technology, Kharagpur (1989-91): Worked as a Doctoral Research Scholar in the Department of Civil Engineering, Indian Institute of Technology, Kharagpur

Research in Indian Institute of Technology, Kharagpur (1983-84): Worked as a Post-graduate Scholar in the Department of Civil Engineering, Indian Institute of Technology, Kharagpur

 

Visit to Overseas

Chair of a Session, 35th IAHR World Congress, Chingdu, China (2013)

Visiting Professor, Dipartimento di Ingegneria Civile, Università della Calabria, Italy (2013)

Visiting Professor, Tsinghua University, Beijing, China (2013)

Lecture Delivered and Field Visit to South Island, The University of Auckland, New Zealand (2012)

Visiting Professor, Hydrotech Research Institute, National Taiwan University, Taiwan (2012)

Visiting Professor (funded by the National Research Science Council, Taiwan), Department of Soil and Water Conservation, National Chung Hsing University, Taiwan (2012)

Invited Lecture, Thirty-first International School of Hydraulics, Poland (2012)

Invited Lecture in RCEM2011, Tsinghua University, Beijing, China (2011)

Visiting Professor, DHI-NTU Centre, Nanyang Technological University, Singapore (2011)

Visiting Professor, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy (2011)

Key note Speaker, Thirtieth International School of Hydraulics, Poland (2010)

Visiting Scientist, Laboratoire Central des Ponts et Chaussées, France (2010)

Visiting Professor, Hydrotech Research Institute, National Taiwan University, Taiwan (2010)

Visiting Professor, Department of Civil Engineering, National Chung Hsing University, Taiwan (2010)

Visiting Professor, Department of Civil Engineering and Architecture, Instituto Superior Tecnico, Lisbon, Portugal (2009)

Visiting Professor, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy (2009)

Visiting Professor, Coastal and River Engineering Section, Department of Mechanical Engineering, Technical University of Denmark, Denmark (2009)

Visiting Professor, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy (2008)

ICHE2008 paper presentation, Department of Civil Engineerring, Nagoya University, Japan (2008)

Visiting Professor, Department of Civil and Environmental Engineerring, University of Florence, Italy (2008)

Visiting Professor, Department of Process and Environmental Engineerring, University of Oulu, Finland (2008)

Visiting Professor, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy (2007)

Visiting Professor, Dipartimento IIAR, Politecnico di Milano, Milan, Italy (2007)

Visiting Professor, School of Engineering, Design and Technology, University of Bradford, UK (2007)

Lecture Delivered, Department of Civil Engineering, University of Glasgow, UK (2007)

Visiting Professor, Department of Geography, University of Hull, UK (2007)

IIT Nominated Professor for India-Australia Workshop on Water Resources Engineering, Department of Civil and Environmental Engineering, Adelaide University, Australia (2007)

Visiting Professor, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy (2006)

Visiting Professor, Dipartimento di Ingegneria Civile, Università di Pisa, Italy (2006)

Visiting Scholar, Iowa Institute of Hydraulic Research, The University of Iowa, USA (2006)

Visiting Professor, Institute of Mechanics, Chinese Academy of Science, Beijing, China (2006)

Lecture Delivered, Department of Hydropower and Hydraulic Engineering, China Institute of Water Resources and Hydropower Research, Beijing, China (2006)

Lecture Delivered, Department of Hydropower and Hydraulic Engineering, Tsinghua University, Beijing, China (2006)

Visiting Professor, Department of Civil Engineering, The University of Hong Kong, Hong Kong (2006)

Visiting Professor, Department of Hydraulic and Ocean Engineering, National Cheng Kung University, Taiwan (2005)

Visiting Professor, Department of Civil Engineering, National Chung Hsing University, Taiwan (2005)

Chair of a Session, Second International Conference on Scour and Erosion (ICSE-2), Singapore (2004)

Visiting Professor, Coastal and River Engineering Section, Department of Mechanical Engineering, Technical University of Denmark, Denmark (2004)

Visiting Professor, Institut für Wasserbau und Wasserwirtschaft, Technische Universität Darmstadt, Germany (2003)

Visiting Professor, Department of Civil and Environmental Engineering, Adelaide University, Australia (2001)

Lecture Delivered, Institut für Hydromechanik, Universität Karlsruhe, Germany (2000)

Visiting Professor, Institut für Wasserbau, Universität Stuttgart, Germany (2000)

 

International Collaborative Research Programs

2011 onwards – Prof. Shu-Qing Yang, School of Civil, Mining and Environmental Engineering, University of Wollongong, Australia. Topic: Open Channel Hydraulics 
2008 onwards – Prof. Luca Solari, Department of Civil and Environmental Engineering, University of Florence, Italy. Topic: Sediment Transport 
2008 onwards – Prof. Björn Klöve, Department of Process and Environmental Engineerring, University of Oulu, Finland. Topic: Environmental Hydraulics 

2007 onwards – Dr. Oscar Castro-Orgaz, Instituto de Agricultura Sostenible, Consejo Superior de Investigaciones Cientificas, Spain. Topic: Hydraulics

2007 onwards – Prof. Francesco Ballio, Dipartimento IIAR, Politecnico di Milano, Milan, Italy. Topic: Scour 

2007 onwards – Professor Simon Tait, School of Engineering, Design and Technology, University of Bradford, UK. Topic: Sediment Transport

2006 onwards – Dr. Roberto Gaudio, Dipartimento di Difesa del Suolo “V. Marone”, Università della Calabria, Italy. Topic: Sediment Transport

2006 onwards – Professor Stefano Pagliara, Dipartimento di Ingegneria Civile, Università di Pisa, Italy. Topic: Sediment Transport

2006 onwards - Professor Thanos Papanicolaou, Iowa Institute of Hydraulic Research, The University of Iowa, USA. Topic: Sediment Transport

2006 Professor Qingquan Liu, Institute of Mechanics, Chinese Academy of Science, Beijing, China. Topic: Sediment Transport

2006 Professor Joseph Hun Wei Lee, Department of Civil Engineering, The University of Hong Kong, Hong Kong. Topic: Hydraulic Engineering

2005 Professor Chyan-Deng Jan, Department of Hydraulic and Ocean Engineering, National Cheng Kung University, Tainan, Taiwan. Topic: Hydraulic Engineering

2005 onwards - Professor Chang Lin, Department of Civil Engineering, National Chung Hsing University, Taichung, Taiwan. Topic: Hydrodynamics

2005 onwards - Assistant Professor Hossein Afzalimehr, Department of Water Engineering, Isfahan University of Technology, Iran. Topic: Fluvial hydraulics

2004 onwards - Professor Jorgen Fredsoe and Professor B Mutlu Sumer, Coastal and River Engineering Section, Department of Mechanical Engineering, Technical University of Denmark, Denmark. Topics: Coastal and fluvial hydraulics

2003 Associate Professor Nian-Sheng Cheng, School of Civil and Environmental Engineering, Nanyang Technological University, Nanyang Avenue, Singapore. Topic: Open channel hydraulics

2003 Professor Ulrich C E Zanke, Institut für Wasserbau und Wasserwirtschaft, Technische Universität Darmstadt, Germany. Topics: Fluvial hydraulics

2002 onwards - Professor Takashi Hosoda, Department of Civil Engineering, Kyoto University, Japan. Topics: Fluvial hydraulics, Open channel hydraulics

2001 onwards - Associate Professor Martin F. Lambert, Department of Civil and Environmental Engineering, Adelaide University, Australia. Topic: Open channel hydraulics

2000 Professor Bernhard Westrich, Institut für Wasserbau, Universität Stuttgart, Germany. Topics: Fluvial hydraulics

 

Projects

Bridge scour estimation, measurement and protection and use of various time systems like TDR, TTS and SA (sponsored by Ministry of Indian Railways, New Delhi) (ongoing 2006 - 2014)

Source sustainability study of water (Subarnarekha river) at intake point for APNRL 4´270 MW TPP (sponsored by Saraikela-Kharsawan District, Jharkhand) (2011)

Sump model study for Vallur CW pumps (sponsored by WPIL, Kolkata) (2011)

Hazen-Williams C values for ductile iron pipes (sponsored by Tata Metaliks Kubota Pipes Limited, Kharagpur) (2009)

Sump model study for Dadri, Simhadri and Farakka CW pumps (sponsored by WPIL Limited, Kolkata) (2009)

CW pump sump model study (sponsored by Kirloskar Brothers Limited, Pune) (2008)

Research Issues on Riverine Bank Stability Analysis in the 21st Century (sponsored by Obermann Center for Advanced Studies, The University of Iowa, USA) (2006)

Hydraulic model study for make-up water system package for Kahalgaon STPP stage-II (sponsored by M/s BSBK Private Limited, Bhilai) (2004-2005)

Design of stilling basin and flexible aprons for barrages under variable hydraulic conditions (sponsored by Ministry of Water Resources, New Delhi) (ongoing 2003 - 2007)

Determination of scour depth (general bed, channel contraction and bridge piers) in boulder-beds under high stream velocities (sponsored by Ministry of Road Transport and Highways, New Delhi) (2002 - 2005)

Model study on effective closure of head regulator gate of Nagarjuna Sagar dam under a high head (sponsored by Jessop, Calcutta) (2001)

 

Membership of Scientific / Engineering Bodies

Fellow, Indian Academy of Sciences

Fellow, The National Academy of Sciences India

Fellow, Indian National Academy of Engineering

Fellow, Indian Society for Hydraulics

Fellow, Institution of Engineers (India)

Member, World Association for Sedimentation and Erosion Research (2010-2013)

Member, International Association for Hydraulic Research

 

Attachment with Professional Engineering Bodies

Member, Indian National Committee on Surface Water, Ministry of Water Resources

Member, Technical Committee of Indian Road Congress on Foundation, Sub-Structure Protective Works and Masonry Structures

Member, Technical Advisory Committee, Kolkata Port Trust

Member, Technical Advisory Committee, Indian Statistical Institute, Kolkata

 

Personal

Home Town: Jalpaiguri Town, West Bengal, India

Spouse: Swastika (Alias:  Mona) (married on 4 February 1987)

Son: Sibasish (Alias:  Subhro) (born on 2 July 1988)

Daughter: Sagarika (Alias:  Shrija) (born on 24 April 1995)