Profile image of Subrat Das

Dr Subrat Das

STAFF PROFILE

Position

Senior Lecturer in Mechanical Engineering

Faculty

Faculty of Sci Eng & Built Env

Department

School of Engineering

Campus

Geelong Waurn Ponds Campus

Qualifications

GCHE Exempt, Deakin University, 2014
Doctor of Philosophy, Sambalpur University, 2003
Master of Engineering, South Gujarat, 1993
Bachelor of Engineering (Mechanical), South Gujarat, 1989

Contact

subrat.das@deakin.edu.au
+61 3 522 72387

Biography summary

Dr. Subrat Das research interests include Computational Fluid Dynamics, Heat Transfer, Porous Media, Fluidized Bed and bubble dynamics. He has undertaken a variety industry funded researches and worked considerable time in various industries (Toyo-Consortium, RioTinto Alcan) - and recently joined Deakin University because of his interest in teaching. He is the author of some 36 publications including a book chapter.

Research interests

Teaching interests

  • Fluid Mechanics
  • Computational Fluid Dynamics (CFD)
  • Heat Transfer
  • Porous media flow
  • Bubble dynamics
  • Flow visualisation (High speed imaging & PIV)

Units taught

Mechanics of Fluids

Principles of Thermodynamics

Heat Transfer

Publications

Filter by

2024

Numerical Simulation of a thin liquid film over a heated rotating disc and cone

L Weerasiri, S Reddy Duvvuru, S Das

(2024), Vol. 196, pp. 1-11, International Journal of Thermal Sciences, Amsterdam, The Netherlands, C1

journal article

Bubbles and bed expansion in low pressure fluidization

L Weerasiri, D Fabijanic, S Das

(2024), Vol. 432, pp. 119113-119113, Powder Technology, C1

journal article

The effect of the compound slope spillway on air entrainment and total kinetic energy using computational fluid dynamics

Udai Jahad, Mohammed A. Alabas, Ammar Mahmoud, Riyadh Al-Ameri, Subrat Das

(2024), Vol. 19, pp. 1032-1046, Water Practice and Technology, London, Eng., C1

journal article

A review study on the association between hydraulic performance and treatment effectiveness in free surface flow constructed wetlands

N Idris, L Chua, Z Mustaffa, S Das, H Takaijudin

(2024), Vol. 203, pp. 1-11, Ecological Engineering, Amsterdam, The Netherlands, C1

journal article
2023

Investigation of flow characteristics in gabion stepped weirs

M Alabas, R Al-Ameri, S Das

(2023), Vol. 23, pp. 564-580, Water Supply, C1-1

journal article

Inhomogeneity in low pressure fluidization

L Weerasiri, D Fabijanic, S Das

(2023), Vol. 417, pp. 118247-118247, Powder Technology, C1

journal article
2022

Using CFD modelling to study hydraulic flow over labyrinth weirs

A Idrees, R Al-Ameri, S Das

(2022), Vol. 22, pp. 3125-3142, Water Supply, C1

journal article

Investigations of velocity and pressure fluctuations over a stepped spillway with new step configuration

U Jahad, R Al-Ameri, S Das

(2022), Vol. 22, pp. 6321-6337, Water Supply, London, Eng., C1

journal article

Modelling the minimally fluidized state under reduced pressure

Lanka Weerasiri, Subrat Das, Daniel Fabijanic, William Yang

(2022), Vol. 114, pp. 483-498, Journal of Industrial and Engineering Chemistry, Amsterdam, The Netherlands, C1

journal article

Modelling the Bubbling Bed State for Alumina Powders under Reduced Operating Pressure

L Weerasiri, S Das, D Fabijanic

(2022), FFHMT'22 : Proceedings of the International Conference on Fluid Flow, Heat and Mass Transfer 2022, Niagara Falls, Canada, E1

conference
2021

Effect of Surface Roughness on Hydrodynamic Characteristics of an Impinging Droplet

R Singh, P Hodgson, N Sen, S Das

(2021), Vol. 37, pp. 3038-3048, Langmuir, Washington, DC, C1

journal article
2020

Droplet oscillation mechanism and its free surface behavior on impacting a heated hydrophobic surface at low Weber numbers

R Singh, S Das, P Hodgson, N Sen

(2020), Vol. 77, pp. 13-32, Numerical heat transfer; part A: applications, Abingdon, Eng., C1

journal article
2019

Oscillation characteristics of low Weber number impinging micro-droplets

S Das, M Mohammed, I Gibson, L Weerasiri, A McDonnell, J Xiang, L Yeo

(2019), Vol. 33, pp. 197-213, Theoretical and computational fluid dynamics, Berlin, Germany, C1

journal article
2018

Characteristics of sliding bubble in aqueous electrolyte: in presence of an external magnetic field

L Weerasiri, S Das

(2018), Vol. 538, pp. 404-416, Colloids and surfaces A: physicochemical and engineering aspects, Amsterdam, The Netherlands, C1

journal article

Investigation of flow regimes and energy dissipation in gabion stepped weirs

M Alabas, R Al-Ameri, L Chua, S Das

(2018), pp. 319-327, IAHRAPD 2018 : Multi-perspective water for sustainable development : Proceedings of the 21st Congress of International Association for Hydro-Environment Engineering and Research (IAHR), Asia Pacific Division (APD), in conjuction with 6th Regional Conference on Natural Disaster (RCND), Yogyakarta, Indonesia, E1

conference

Discharge characteristics for trapezoidal compound labyrinth

A Idrees, R Al-Ameri, L Chua, S Das

(2018), pp. 305-311, IAHRAPD 2018 : Multi-perspective water for sustainable development : Proceedings of the 21st Congress of International Association for Hydro-Environment Engineering and Research (IAHR), Asia Pacific Division (APD), in conjuction with 6th Regional Conference on Natural Disaster (RCND), Yogyakarta, Indonesia, E1

conference

Investigating the effects of geometry on the flow characteristics and energy dissipation of stepped spillway using two-dimensional flow modelling

U Jahad, R Al-Ameri, L Chua, S Das

(2018), Vol. 1, pp. 289-296, IAHRAPD 2018 : Multi-perspective water for sustainable development : Proceedings of the 21st Congress of International Association for Hydro-Environment Engineering and Research, Asia Pacific Division, in conjuction with 6th Regional Conference on Natural Disaster, Yogyakarta, Indonesia, E1

conference
2017

Influence of surface tension on bubble nucleation, formation and onset of sliding

S Das, L Weerasiri, W Yang

(2017), Vol. 516, pp. 23-31, Colloids and surfaces A: physicochemical and engineering aspects, Amsterdam, The Netherlands, C1

journal article

Qualitative comparison of bubble evolution in a two dimensional gas-solid fluidized bed using image analysis and CFD model

P Vishwanath, S Das, D Fabijanic, P Hodgson

(2017), Vol. 4, pp. 5290-5305, ICMPC 2016 : Proceedings of the 6th International Conference of Materials Processing and Characterization, Hyderabad, India, E1

conference

Geometry effects on energy dissipation over stepped spillway

U Jahad, R Al-Ameri, L Chua, S Das

(2017), pp. 96-102, ISCA 2017 : Proceedings of The First MoHESR and HCED Iraqi Scholars Conference in Australasia 2017, Melbourne, Vic., E1

conference

Investigation of energy dissipation in Gabion stepped weirs

M Alabas, R Al-Ameri, L Chua, S Das

(2017), pp. 65-71, ISCA 2017 : Proceedings of The First MoHESR and HCED Iraqi Scholars Conference in Australasia 2017, Melbourne, Vic., E1

conference

Experimental study on the hydraulic performance of trapezoidal planform compound labyrinth weir

A Idrees, R Al-Ameri, L Chua, S Das

(2017), pp. 51-57, ISCA 2017 : Proceedings of The First MoHESR and HCED Iraqi Scholars Conference in Australasia 2017, Melbourne, Vic., E1

conference
2016

Energy dissipation and geometry effects over stepped spillways

U Jahad, R Al-Ameri, S Das

(2016), Vol. 7, pp. 188-198, International journal of civil engineering and technology, Tamilnadu, India, C1

journal article

Determination of discharge coefficient for flow over one cycle compound trapezoidal plan form labyrinth weir

A Idrees, R Al-Ameri, S Das

(2016), Vol. 7, pp. 314-328, International journal of civil engineering and technology, Tamilnadu, India, C1

journal article
2015

Bubble flow in a static magnetic field

S Das, L Weerasiri, V Jegatheesan

(2015), pp. 789-793, TMS 2015 : Proceedings of the 144th Minerals, Metals and Materials Society Annual Meeting, Orlando, Florida, E1

conference

Electrolyte flow in an external magnetic field: a dimensionless analysis

L Weerasiri, S Das

(2015), pp. 96-105, ICMRP 2015 : Proceedings of the 3rd Innovation Challenges in Multidisciplinary Research & Practice, Singapore, E1

conference

Qualitative assessment of bubble behaviour for central and asymmetric injection in 2D gas-solid fluidized bed using image analysis technique and CFD modelling

V Panangipalli, S Das, A Kumar, D Fabijanic, P Hodgson

(2015), pp. 1-6, CFD 2015 : 11th International Conference on CFD in the Minerals and Process Industries, Melbourne, Vic., E1

conference
2014

Cathode characterization with steel and copper collector bars in an electrolytic cell

S Das, Y Morsi, G Brooks

(2014), Vol. 66, pp. 235-244, JOM: the journal of the minerals, metals & materials society, Berlin, Germany, C1

journal article

Investigating the effect of segregation of particles and pressure gradient on the quality of fluidisation at sub-atmospheric pressures

A Kumar, P Hodgson, W Gao, S Das, D Fabijanic

(2014), Vol. 254, pp. 137-149, Powder technology, Amsterdam, The Netherlands, C1

journal article

Analytical model to locate the fluidisation interface in a solid-gas vacuum fluidised bed

A Kumar, P Hodgson, D Fabijanic, W Gao, S Das

(2014), Vol. 266, pp. 463-474, Powder technology, Amsterdam, Netherlands, C1

journal article

Analysis of droplet mixing and splitting operations by a low actuation voltage electrowetting-on-dielectric device

M Samad, A Kouzani, M Hosain, K Magniez, M Islam, A Kaynak, S Das, M Zainal Alam, A Amiri Moghadam

(2014), pp. 289-294, ICE2T 2014 : Proceedings of 2014 4th International Conference on Engineering Technology and Technopreneuship, Kuala Lumpur, Malaysia, E1

conference
2013

Partially filled porous enclosures

S Das

(2013), pp. 195-212, Solutions to environmental challenges through innovations in research, New Delhi, India, B1

book chapter

Bubble-wall interaction for asymmetric injection of jets in solid-gas fluidized bed

A Kumar, S Das, D Fabijanic, W Gao, P Hodgson

(2013), Vol. 101, pp. 56-68, Chemical Engineering Science, Amsterdam, The Netherlands, C1

journal article

Numerical analysis of particle deposition in asymmetrical human upper airways under different inhalation cycles

T Lai, Y Morsi, S Das, A Owida

(2013), Vol. 13, Journal of Mechanics in Medicine and Biology, C1-1

journal article

Drag models comparison by single injection in vacuum fluidised beds

A Kumari, P Hodgson, W Gao, D Fabijanic, S Das

(2013), pp. 1-6, ICMF 2013 : Proceedings of the International Conference on Multiphase Flow, Jeju, Korea, E1

conference
2012

Convection in fluid overlying porous layer : an application to Hall-Heroult cell

S Das

(2012), Vol. 1, pp. 1-22, Materials performance and characterization, Conshohocken, Pa., C1

journal article

Principal characteristics of a bubble formation on a horizontal downward facing surface

S Das, Y Morsi, G Brooks, J Chen, W Yang

(2012), Vol. 411, pp. 94-104, Colloids and surfaces A : physicochemical and engineering aspects, Amsterdam, The Netherlands, C1-1

journal article

Current distribution and Lorentz field modelling using cathode designs : a parametric approach

S Das, G Littlefair

(2012), pp. 847-851, TMS 2012 : Light metals 2012 : proceedings of the technical sessions presented by the TMS Aluminum Committee at the TMS 2012 Annual Meeting & Exhibition, Orlando, Florida, USA, March 11-15, 2012, Orlando, Fla., E1

conference
2011

Theoretical investigation of the inclined sidewall design on magnetohydrodynamic (MHD) forces in an aluminum electrolytic cell

S Das, G Brooks, Y Morsi

(2011), Vol. 42, pp. 243-253, Metallurgical and materials transactions B, New York, N. Y., C1-1

journal article

Experimental investigation of single bubble characteristics in a cold model of a Hall-Heroult electrolytic cell

S Das, Y Morsi, G Brooks, W Yang, J Chen

(2011), pp. 575-580, Light metals 2011 : proceedings of the technical sessions presented by the TMS Aluminium Committee at the TMS 2011 annual meeting & exhibition, San Diego, California, USA, February 27-March 3 2011, San Diego, California, E1-1

conference

Analysis of the current distribution in an aluminum electrolysis cell with copper collector-bar cathode assembly

S Das, Y Morsi, G Brooks

(2011), pp. 1-14, Proceedings of the 10th Australasian Aluminium Smelting Technology Conference, Launceston, Tas., E1

conference
2007

Transient fluid-structure coupling for simulation of a trileaflet heart valve using weak coupling

Y Morsi, W Yang, C Wong, S Das

(2007), Vol. 10, pp. 96-103, Journal of artificial organs, Tokyo, Japan, C1-1

journal article
2006

Computational fluid dynamics and neural network for modeling and simulations of medical devices

Y Morsi, S Das

(2006), pp. 262-283, Neural networks in healthcare : potential and challenges, Hershey, Pa., B1-1

book chapter
2005

A non-darcian numerical modeling in domed enclosures filled with heat-generating porous media

S Das, Y Morsi

(2005), Vol. 48, pp. 149-164, Numerical heat transfer, part a : applications, Philadelphia, PA, C1-1

journal article
2003

Pressure-velocity formulation to study the effect of protuberance on thermal convection by finite element method

S Das

(2003), Vol. 30, pp. 893-902, International communications in heat and mass transfer, Oxford, England, C1-1

journal article

Natural convection in domed porous enclosures : non-darcian flow

S Das, Y Morsi

(2003), Vol. 6, pp. 159-175, Journal of porous media, Redding, Conn., C1-1

journal article

Natural convection in heat generating oval porous enclosurse : a non-darcian model

S Das, R Sahoo, Y Morsi

(2003), Vol. 81, pp. 289-296, Canadian journal of chemical engineering, Hoboken N. J., C1-1

journal article

Numerical analysis and experimental validation of high pressure gas quenching

I Elkatatny, Y Morsi, A Blicblau, S Das, E Doyle

(2003), Vol. 42, pp. 417-423, International journal of thermal sciences, Moulineaux, France, C1-1

journal article

Numerical investigation of natural convection inside complex enclosures

Y Morsi, S Das

(2003), Vol. 24, pp. 30-41, Heat transfer engineering, Philadelphia, Pa., C1-1

journal article
2002

Natural convection inside dome shaped enclosures

S Das, Y Morsi

(2002), Vol. 12, pp. 126-141, International journal of numerical methods for heat and fluid flow, Bingley, England, C1-1

journal article
1999

Effect of Darcy, fluid Rayleigh and heat generation parameters on natural convection in a porous square enclosure : a brinkman-extended Darcy model

S Das, R Sahoo

(1999), Vol. 26, pp. 569-578, International communications in heat and mass transfer, Oxford, England, C1-1

journal article

Funded Projects at Deakin

Other Public Sector Funding

Systematic paring tube design tool to enhance the utility of Centriherm

Dr Subrat Das

Department of Industry, Innovation and Science

  • 2018: $40,074

Systematic paring tube design tool to enhance the utility of Centriherm - Stage 2

Dr Subrat Das

Department of Industry, Innovation and Science

  • 2019: $24,969
  • 2018: $24,969

Industry and Other Funding

Systematic paring tube design tool to enhance the utility of Centriherm

Dr Subrat Das

Flavourtech Pty Ltd

  • 2017: $40,074

Systematic paring tube design tool to enhance the utility of Centriherm - Stage 2

Dr Subrat Das

Flavourtech Pty Ltd

  • 2019: $24,969
  • 2018: $24,969

Flow Analysis of Wind Loads on Solar Panels.

Dr Jorg Schluter, Dr Subrat Das

Australian Pipeline Limited t/as APA Group

  • 2021: $15,000

Other Funding Sources

RP2-08B Transient Loss of Cathodic Protection - Phase 2

Prof Mike Yongjun Tan, Prof Maria Forsyth, Dr Subrat Das

Energy Pipelines CRC

  • 2016: $30,000
  • 2015: $90,010
  • 2014: $30,670
  • 2013: $118,680

RP2-07C Pipeline health monitoring and life prediction

Prof Mike Yongjun Tan, Adj/Prof Bruce Hinton, Dr Subrat Das, Prof Aman Maung Than Oo

Energy Pipelines CRC

  • 2017: $42,950
  • 2016: $42,950
  • 2015: $128,850
  • 2014: $42,950
  • 2013: $171,800

Supervisions

Principal Supervisor
2023

Lanka Hewage Dinushke Shaminda Weerasiri

Thesis entitled: Characterization of Hydrodynamics in Vacuum Fluidized Bed

Doctor of Philosophy (Engineering), School of Engineering

2021

Rajeev Kumar Singh

Thesis entitled: Hydrodynamics of Droplet Impingement and its Evaporation from a Heated Surface

Doctor of Philosophy (Engineering), School of Engineering

2016

Lanka Hewage Dinushke Shaminda Weerasiri

Thesis entitled: Dynamics of a sliding bubble in an isothermal viscous liquid.

Master of Engineering, School of Engineering

Co-supervisor
2020

Anees Kadhum Idrees

Thesis entitled: Investigation of the Hydraulic Characteristics and Energy Dissipation of Compound Labyrinth Weirs

Doctor of Philosophy (Engineering), School of Engineering

Associate Supervisor
2021

Mohammed A.Almajeed A.Alabas A.Alabas

Thesis entitled: Investigation of Flow Characteristics and Energy Dissipation in Gabion Stepped Weirs

Doctor of Philosophy (Engineering), School of Engineering

2020

Udai Jahad

Thesis entitled: Investigation of the hydraulic characteristics of flow and air entrainment in stepped spillways with modified geometry

Doctor of Philosophy (Engineering), School of Engineering

2019

Vishwanath Kumar Panangipalli

Thesis entitled: Hydrodynamics and Heat transfer studies in Vacuum Fluidisation

Doctor of Philosophy (Engineering), Institute for Frontier Materials

2017

Shyama Deepak Ranade

Thesis entitled: Measuring and understanding coating degradation under combined mechanical, electrochemical, and environmental effects

Doctor of Philosophy (Engineering), Institute for Frontier Materials

2015

Prasad Patil

Thesis entitled: One-hit machining of titanium alloy (Ti-6al-4v) wall component with trochoidal milling

Master of Engineering, School of Engineering

2014

Apurv Kumar

Thesis entitled: Investigations into hydrodynamics and heat transfer characteristics of vacuum fluidised beds

Doctor of Philosophy (Engineering), Institute for Frontier Materials