DR. RASHMI GANGASA WALVEKAR

Dr. Rashmi Gangasa Walvekar

Lecturer

PhD (engineering), Msc (Chemical and Env Engineering), BE (Chemical Engineering)

rashmigangasa.walvekar@taylors.edu.my
Subjects Taught
  • Fluid Mechanics
  • Thermodynamics
  • Engineering Calculus
  • Engineering Statistics
  • Linear Algebra
  • Biochemical Processes
  • Stoichiometry and Process Applications
  • Advanced Reaction Systems
  • Petroleum Engineering Technology

Research Interests
  • Computational Fluid Dynamics
  • Multiphase Flows
  • Nanofluids Stability and Heat Transfer
  • Deep Eutectic Solvents Nanofluids Synthesis
  • Newtonian and Non-Newtonian Flows
  • Rheology and Tribology
  • Nano and Bio-composite
  • Solar Panel Cooling

Scholarly Activities/Industry Experience
  • Prepared and presented a course outline for Advance reaction systems and Petroleum Engineering Technology modules.
  • Design of the experimental process and lab manual to conduct mass and energy balance laboratory experiment for Stoichiometry and Process Application module.
  • Guided final year students in preparation of a portfolio for “Program Outcomes” attainment.
  • Chair of ENERGY research group at Taylor’s University
  • Advisor and Hon. Editorial Board member of Scientific Society of Advanced Research and Social Change
  • Reviewer of JESTEC
  • Chair of Organizing committee for 2nd EURECA 2014 conference
  • Member of technical advisor committee and journal and publication committee for SoMChE & RSCE 2014
  • Academic mentor of junior staff (PGCHE degree)

Publications
  • Journals
    • A. F. Ismail, A. Anuar, W. Rashmi, and T. Yusaf. Corrosion effects of CNT-Nanofluids on different metals, 2014, WIT transactions on Engineering Sciences, WIT press Volume 87, pp: 139-146.
    • A. F. Ismail, B.A. Abd-Halim, W. Rashmi, and T. Yusaf. Smaller radiator with enhanced heat transfer using CNT-nanofluids, 2014, WIT transactions on Engineering Sciences, WIT press Volume 88, pp: 185-191.
    • Cher Pin S, Rashmi. W, Khalid. M, Chong C. H, Woo, M. W, Tee L. H. Simulation of Spray Drying on Piper Betle Linn Extracts Using Computational Fluid Dynamics, International food research journal, 2014 (accepted).
    • W. Rashmi, A.F. Ismail, M. Khalid, A. Anuar, T. Yusaf. Investigating corrosion effects and heat transfer enhancement in smaller size radiator using CNT nanofluids, Journal of Material Science, 2014 (accepted).
    • Rashmi. W, Khalid. M, Ismail, A.F, R. Saidur, Rashid, A. K Experimental and Numerical Investigation of Heat Transfer in CNT Nanofluids, Journal of Experimental Nanoscience, 2014 (accepted).
    • A. F. Ismail, A. Anuar, W. Rashmi, and T. Yusaf. Corrosion effects of CNT-Nanofluids on different metals. 3rd International conference on advanced materials and information technology processing (AMIPT), October 1-2, 2013, Los Angeles, CA, USA.
    • Ong and Rashmi. W. Heat Transfer Enhancement using CNT Nanofluids in a Turbulent Flow Heat Exchanger – An Experimental Study. EURECA 2013 conference (1-2 July), Taylors University, Malaysia.
    • Lup Kwan Low and Rashmi. W. CFD Simulation of Forced Convection Nanofluid Flow inside a Circular Conduit. EURECA 2013 conference (1-2 July), Taylors University, Malaysia.
    • Arwin Goo Zen and Rashmi. W. Tribological Evaluation of Nano Graphene Platelets as an Additive to Biolubricant Base Fluid. EURECA 2013 conference (1-2 July), Taylors University, Malaysia.
    • Cher Pin Song, Rashmi W and Lee Hong Tee. Investigation of Flow Profile in Spray Drying Process. EURECA 2013 conference (1-2 July), Taylors University, Malaysia.
    • Muhammad Abbas, Rashmi. W, Mohammad Taghi Hajibeigy and Farhood S. Javadi. Effective Air-Condition Unit By Using CNT-Nanoparticles In Lubricant Oil. EURECA 2013 conference (1-2 July), Taylors University, Malaysia.
    • Hiong Guo Naik, Meng Wai Woo, Jerry Y. Y. Heng, Rashmi. W and Chien Hwa Chong. Drying Kinetics of Pesticide Droplets. EURECA 2013 conference (1-2 July), Taylors University, Malaysia.
    • Z. Abdin, M.A. Alim, R. Saidur, M.R. Islam, G. Rashmi, Mekhilef S, Wadi A, Solar Energy Harvesting With The Application Of Nanotechnology, Renewable And Sustainable Energy Reviews, 2013: Volume 26, pp: 837-852.
    • S.L. Lee, R.Saidur, M.S. Faizul, W. Rashmi, Molecular Dynamic (Md) Simulation On Nanofluids, International Journal Of Heat And Mass Transfer (2013), (under review).
    • Rashmi. W, Khalid. M, Ismail, A.F, Rashid, A. K. Experimental and CFD Studies in Heat Transfer of CNT Nanofluids. Journal of Experimental Nanoscience (2013) (under review)
    • Ong, S. S, Rashmi. W, Khalid. M, Saidur. R. Preparation, Thermo-physical Properties and Heat Transfer Enhancement of Nanofluids – A Review. Journal of Experiments in Fluids, (2013). (under review).
    • Rashmi. W, Ismail. A. F, Sopyan. I, Jameel. A. T, Yusof. F, Khalid. M. Stability and Thermal Conductivity Enhancement of Carbon nanotube (CNT) Nanofluid Using Gum Arabic. Journal of Experimental Nanoscience, 2011: Volume 6, Issue 6, pp: 567-579.
    • Rashmi. W, Ismail. A. F, Khalid. M. CFD Studies on Natural Convection Heat Transfer of Al2O3-Water Nanofluids. Journal of Heat and Mass Transfer, 2011, Volume 47, Issue 12, pp: 1301-1310.
    • Mubarak, N. M., Faridah Yusof., Alkhatib, M. F., Emad Ameen, A., Khalid, M., Al Saadi, M., Muataz, A., Qudsieh, I.Y and Rashmi W. (2010). Optimization of CNTs Production Using Full Factorial Design and Its Advanced Application in Protein Purification. International Journal of Nanoscience (IJN), Volume. 9 (3), pp: 181–192.
    • Khalid. M, Ismail A.F, Ratnam C.T, Faridah Y, Rashmi W, Al Khatib M.F. Effect Of Radiation Dose On The Properties of Natural Rubber Nanocomposite. Radiation Physics and Chemistry, 2010: Volume 79, Issue 12, pp: 1279-1285.
    • Khalid. M, Ismail. A. F, Ratnam.C.T, Faridah. Y, Muataz A.A, Isam Y.Q , Rashmi. W. Effect of Carbon Nanotubes and Radiation Dosage on Mechanical Properties of Natural Rubber (SMR). International Rubber Conference (IRC-2008) 20-23 October 2008, Kuala Lumpur.
    • Rashmi. W, Thomas S. Y. Choong, Hussain. S. A, Chuah T. G, Khalid. M. Numerical Study of Dispersed Oil-Water Turbulent Flow in Horizontal Tube. Journal of Petroleum Science and Engineering, 2009, Volume 65, No 3-4, pp 123-128.
    • Rashmi. W, Thomas Choong S. Y, Chuah T. G, Khalid. M. Effect of Interphase Forces on Two-Phase Liquid-Liquid Flow in Horizontal Pipe. Institute of Engineers Malaysia: 71, 2010.
    • A. F. Ismail, W. Rashmi, M. Khalid. Numerical Study on Buoyancy Driven Heat Transfer Utilizing Nanofluids in a Rectangular Enclosure. UK-Malaysia Conference. 14-15July, 2008. University College London. London.
    • Rashmi. W, Ismail. A. F, Waqar. A, Khalid. M, Faridah. Y. Natural Convection Heat Transfer in Nanofluids - A Numerical Study. ICMN’08. 13-15May 2008. Kuala Lumpur Malaysia.
    • Rashmi. W, Ismail. A. F, Waqar. A, Khalid. M, Faridah. Y. Natural Convection Heat Transfer In Nanofluids - A Numerical Study, Proceedings of the ASME Fluids Engineering Division Summer Conference, FEDSM 2008 Volume 1, Issue PART A, 2009, pp: 269-273.
    • Rashmi W, Siti Aslina Hussain, Thomas S. Y. Choong. CFD for Liquid-Liquid Dispersed Flows in Horizontal Pipe. SET 2006.
    • Rashmi. W, Siti Aslina, Thomas Choong S.Y. Analysing Liquid Holdup For Dispersed Flow Using CFD. Asian Pacific Confederation of Chemical Engineering (APCChE 2006), Kuala Lumpur convention center, Malaysia, 27th - 30th August 2006.

  • Patents
    • Industrial design “Part of filter” Application No. 10-00550-0101.
    • “Effect of Carbon Nanotubes and Irradiation Dosage on Mechanical Properties of Natural Rubber (SMR)”. (PI 2010000488)
    • A Method of Producing Nanofluids Comprising Carbon Nanotubes (CNTs). MY-2010000366. (October 2013)

  • Book Chapter
    • Ismail. A. F and Rashmi. W. “Application of Nanofluids as Coolants in Radiator”. Al-Khatib Ma Al Fahmi Rashid, Anuar Hazleen, Samat Noorasikin and Al-Mamun, Abdullah, eds. (2011) Advances in nanotechnology & its application. IIUM Press, Kuala Lumpur. ISBN 9789670225876

Research Supervision
  • PhD
    • Thermophysical properties and characterization of eutectic nanofluid for solar energy harvesting (External supervisor, University of Nottingham Malaysia Campus)
    • Heat transfer and tribology of graphene Nanolubricants (External supervisor, University of Nottingham Malaysia Campus).
    • Effect of Arabic gum, xantham gum and polyvinyl alcohol on stability and thermal conductivity enhancements of carbon nanotube nanofluids (External Supervisor, University Putra Malaysia).

  • Undergraduate Projects Supervised
    • Numerical simulation of two-phase oil-water dispersed flow in a horizontal square cavity using CFD (2007, University Putra Malaysia).
    • Numerical simulation of CNT nanofluids in a uniformly heated horizontal tube using CFD (2008, International Islamic University Malaysia).
    • Stability and thermal conductivity enhancement of CNT nanofluid using Gum Arabic (GA) (2008, International Islamic University Malaysia).
    • Stability and thermal conductivity enhancement of CNT nanofluid using sodium dodecylsulphate (SDS) (2008, International Islamic University Malaysia).
    • Stability studies on MWCNT-water nanofluid using carboxymethyl cellulose surfactant (2009, International Islamic University Malaysia).
    • Stability studies on SWCNT-water nanofluid using carboxymethyl cellulose surfactant (2010, International Islamic University Malaysia).
    • Stability studies on MWCNT-ethylene glycol nanofluid using Triton-X100 surfactant (2010, International Islamic University Malaysia).
    • Stability studies on MWCNT-ethylene glycol–water mixture nanofluid using Triton-X100 surfactant (2010, International Islamic University Malaysia).
    • Application of CNT-GA nanofluid as a new coolant for car radiators (2011, International Islamic University Malaysia)
    • Efficient and Portable Air-condition Unit Using Nano refrigerant (2013, Taylor’s University Malaysia)
    • CFD simulation of forced convection nanofluid flow inside a circular conduit (2013, Taylor’s University Malaysia)
    • Heat transfer enhancements of CNT nanofluids in a turbulent flow heat exchanger – experimental study (2013, Taylor’s University Malaysia)
    • Fundamental studies on the performance of palm oil methyl ester (POME) based graphene nano-lubricant (2013, Taylor’s University Malaysia)
    • Modeling the Spray Drying Process Using Computational Fluid Dynamics (2013, Taylor’s University Malaysia).
    • Design and Development of Smaller Car Radiator (2013, International Islamic University Malaysia).
    • Corrosion studies on CNT nanofluids (2013, International Islamic University Malaysia).
    • Computational Studies to Investigate the Fuel Feeding Point in Fluidized Bed Reactor (on-going, Taylor’s University Malaysia).
    • Enhancement of Heat Transfer Rate of Graphene Nanofluids in Turbulent Flow Heat Exchanger using Ionic Liquid Analogues (on-going, Taylor’s University Malaysia).
    • Enhancement of Tribological Properties of Grapheme Nanolubricants Using Ionic Liquid Analogues (on-going, Taylor’s University Malaysia).
    • Removal of Glycerol from Palm Oil-Based Biodiesel Using New Ionic Liquids Analogous (on-going, Taylor’s University Malaysia).
    • Characterisation and Theoretical Modelling of DES based Graphene nanofluids (on-going, Taylor’s University Malaysia).
    • Removal of residual catalyst from palm oil-based biodiesel using new ionic liquids analogous (on-going, Taylor’s University Malaysia).
    • Desulfurization of fuel oil using ionic liquids analogues (on-going, Taylor’s University Malaysia).
    • Performance of POME blended nano-lubricants (on-going, Taylor’s University Malaysia).

  • Multidisciplinary/Innovation Projects
    • Extraction of essential oil from fennel seeds using pressure cooker (2012, Taylor’s University Malaysia) - Supervisor
    • Nanofluid cooling system for solar panels (2013, Taylor’s University Malaysia) – Supervisor
    • Production of aviation biofuel with an improved low temperature property (2013, Taylors University Malaysia) – Co-Supervisor

  • Chemical Engineering Design Project
    • Project Title: Production of Pthalic Anhydride using o-xylene (2013, Taylor’s University Malaysia)

  • Research Grants
    • FRGS/MOSTI: Fundamental studies on thermophysical properties of deep eutectic solvents based CNT nanofluids (principal researcher) RM 103000, Duration 2013-2015
    • FRGS/MOSTI: Thermophysical properties and characterization of eutectic nanofluids for solar harvesting (co-researcher) RM 90000, Duration 2013-2015
    • UMRG: Nanoparticles enhanced ionic liquid as heat transfer fluid for next generation solar collector (co-researcher) RM 70000, Duration 2013-2014
    • TRGS: Tribological Studies on The Performance of Palm Oil Methyl Ester (Pome) Based Graphene Nano-Lubricant (principle investigator), RM 60000 (application submitted)

Awards & Honours
  • Gold medal for “Stability And Thermo-physical Properties of CNT Nanofluids Using Gum Arabic – A New Thermofluid For Cooling Application” at 21st International Invention, Innovation & Technology Exhibition (ITEX 2010) Kuala Lumpur, Malaysia, 14th- 16th April 2010.
  • Silver medal for “Stability and Thermo-physical Properties of CNT Nanofluids Using Gum Arabic – A New Thermofluid for Cooling Application” at IIUM Research, Invention and Innovation Exhibition (IRIIE 2010), Malaysia, 26th -27th January 2010.
  • Silver medal for” Stability of Carbon Nanotube Nanofluid using Carboxymethyl Cellulose Surfactant in Aqueous” at IIUM Research, Invention and Innovation Exhibition (IRIIE 2010), Malaysia, 26th -27th January 2010.
  • Bronze medal for “Electron Beam Crosslinked Natural Rubber/Multiwalled Carbon Nanotube Nanocomposite” at IIUM Research, Invention and Innovation Exhibition (IRIIE 2010), Malaysia, 26th -27th January 2010.
  • Gold medal for “Effect of Carbon Nanotubes and Irradiation Dosage on Mechanical Properties of Natural Rubber (SMR)” at Taipei Invention Show 2009, Taiwan, 24th – 27th September 2009
  • Special Award by Association of Polish Inventors and Rationalizers President of Association for “Effect of Carbon Nanotubes and Irradiation Dosage on Mechanical Properties of Natural Rubber (SMR)” at Taipei Invention Show 2009, Taiwan, 24th – 27th September 2009
  • Gold medal for “Stability and Thermal Conductivity Analysis of CNT Nanofluids using Gum Arabic” at Taipei Invention Show 2009, Taiwan, 24th – 27th September 2009.
  • Gold medal for “Stability and Thermal Conductivity Analysis of CNT Nanofluids using Gum Arabic” at 20th International Invention, Innovation & Technology Exhibition (ITEX 2009) Kuala Lumpur, Malaysia, 15th- 17th May 2009.
  • Gold medal for “Effect of Carbon Nanotubes and Irradiation Dosage on Mechanical Properties of Natural Rubber (SMR)” at 20th International Invention, Innovation & Technology Exhibition (ITEX 2009) Kuala Lumpur Malaysia, 15th - 17th May 2009.
  • Bronze medal for “Preparation and Stability of Carbon Nanotube Suspension for Thermal Management” in Kulliyyah of Engineering Research and Innovation Exhibition (KERIE 2009) International Islamic Unversity (IIUM), 21st -22nd January 2009.
  • Gold medal for “Rigid Ceramic Filter for High Temperature Gas Cleaning Industrial Applications” in Malaysian Technology Expo (MTE 2008) Putra World Trade Center (PWTC), 21st - 23rd February 2008.
  • Bronze medal for “Rigid Ceramic Filter for High Temperature Gas Cleaning Industrial Applications” in Invention, Research & Innovation UPM (PRPI-2007) 27th - 29th November 2007.