Prabhath De Silva


Work Experience

Adjunct Professor, International School of Engineering, Chulalongkorn University, Thailand 01/2014 – Present
Teaching automotive engineering courses
Senior Project Engineer, General Motors Corporation, Michigan                    09/1999 – 12/2013
Global Simulations Owner (GSO) for HVAC air handling system performance. Prepared and maintained certain corporate analysis procedures for use in global engineering centres. Developed pressure based engine cooling circuit 1-D simulations, CFD prediction of airflow in the cabin interior and air through the vehicle front-end.
CFD Analyst, Visteon Corporation (Contract), Michigan                                 06/1998 – 09/1999
Provided analysis, synthesis and design improvement on vehicle climate control applications; Supported business bidding proposals for winning OEM contracts.
Assistant Professor, Thammasat University, Thailand                                    06/1997 – 04/1998 Undergraduate teaching: Engineering Dynamics, Fluid Mechanics and Engineering Drawing.
Supervised final year students’ projects, served in university committees and conducted administrative duties as needed.
Postdoctoral Research Associate, University of Western Australia, Perth       05/1994 – 05/1997
Fundamental and applied research on environmental fluid flows. Prepared proposals and communicated with funding agencies for opportunities and grants.
Postdoctoral Research Associate, Arizona State University                           12/1991 – 05/1994
Research on environmental fluid flows and undergraduate instruction/teaching. Designed and fabricated experiments to simulate complex flow situations. Flow measuring techniques LDV, PIV, LIF, Schlieren techniques, hot wire anemometry.

Teaching Experience

University of Detroit-Mercy – Adjunct Professor (1999, 2002): Dynamics
Thammasat University – Assistant Professor (1997): Fluid Dynamics, Dynamics
Arizona State University – Graduate Assistant (1990, 1992): Dynamics, Mechanics of Solids
University of Moratuwa – Assistant Lecturer (1983-84): Thermodynamics, Mechanics 

Conference & Publications

Refereed Journals

De Silva, I.P.D. 2006 Turbulence in stirred jars. Journal of Engineering Mechanics, ASCE, Vol. 132(11), 1260-1268.
Ivey, G. N., Winters, K. B. and I.P.D. De Silva, 2000 Turbulent mixing in an internal wave energised benthic boundary layer on a slope. Journal of Fluid Mechanics, Vol. 418, 59-76.
De Silva, I.P.D., Brandt, A., Montenegro, L., & Fernando, H.J.S. 1999 Gradient Richardson number measurements in a stratified shear layer. Dynamics of Atmosphere and Oceans. 30, 47- 63.
De Silva, I.P.D. & Fernando, H.J.S. 1998 Experiments on collapsing turbulent regions in stratified fluids. Journal of Fluid Mechanics, Vol. 358, 29-60.
De Silva, I.P.D., Imberger, J. & Ivey, G.N. 1997 Localised mixing due to a breaking internal wave ray at a sloping boundary. Journal of Fluid Mechanics, 350, 1-27.
De Silva, I.P.D., Fernando, H.J.S., Eaton, F. and Hebert, D. 1996 Kelvin-Helmholtz billows in nature and laboratory. Earth and Planetary Science Letters, 143, 217-231.
De Silva, I.P.D. & Fernando, H.J.S. 1994 Oscillating grid as a source of nearly-isotropic turbulence. Physics of Fluids, Vol. 6, No 7, 2455-2464.
Fernando, H.J.S. & De Silva, I.P.D. 1993 Note on secondary flows in oscillating-grid mixing box experiments. Physics of Fluids, Vol. 5, No. 7, 1849-1851.
De Silva, I.P.D. & Fernando, H.J.S. 1992 Some aspects of mixing in a stratified turbulent patch. Journal of Fluid Mechanics, 240, 601-625.
De Silva, I.P.D., Montenegro, L.M. & Fernando, H.J.S. 1990 Measurement of interfacial distortions at a stratified entrainment interface. Experiments in Fluids, Vol. 9, 174-177.
Reddy, T.A., Gordon, J.M. & De Silva, I.P.D. 1987 MIRA: A one repetitive-day method for predicting the long-term performance of solar energy systems. Solar Energy, Vol.39, No. 2,

Research Interest

Flow-thermal applications in automotive engineering, Environmental fluid mechanics, CFD and 1-D tools

Research papers by Dr. Prabhath De Silva and his ISE students

De Silva, I.P.D. 2018 " Hofstadter Points for Exterior Angles" Mathematics Magazine. Accepted for Publication.
Tessathan, T., Thammasiri, C., De Silva, P., Hussain, R., Noomwongs, N. 2017 "Cabin-Ambient Air Exchanges and Their Relation to In-Vehicle CO2 Concentration," SAE Technical Paper 2017-01-1725, 2017, doi:10.4271/2017-01-1725.
Maytat Luangprasert, Chainarin Vasithamrong, Suphasit Pongratananukul, Sunhapos Chantranuwathana, Suree Pumrin & I.P.D. De Silva 2017 
 In-vehicle carbon dioxide concentration in commuting cars in Bangkok, Thailand.
Journal of the Air & Waste Management Association Vol. 67, 5, 623-633.