George S. Constantinescu

Associate Faculty Research Engineer IIHR--Hydroscience & Engineering

(319) 384-0630
323C Stanley Hydraulics Laboratory
Joined the College of Engineering: 
2004
Education: 
Ph.D., Civil and Environmental Engineering, University of Iowa, 1997
M.S., Civil and Environmental Engineering, Civil Engineering Institute, Bucharest, Romania, 1992
B.S., Civil and Environmental Engineering, Civil Engineering Institute, Bucharest, Romania, 1991
Special Fields of Knowledge: 
Environmental Engineering; Fluid Mechanics; Hydraulics; Computational Fluid Dynamics; Parallel Computing
Present Research Interests: 
Computational fluid dynamics (CFD) and applications in fluid dynamics; environmental/water resources and coastal engineering; turbulence dynamics and modeling; Large-Eddy Simulation (LES) techniques for single and multi-phase flows; Detached-Eddy Simulation (DES), algorithms for numerical simulation of complex flows on structured and unstructured meshes
Selected Publications: 
  • Tokyay, T. and Constantinescu, S.G. (2006), “Validation of a Large Eddy Simulation model to simulate flow in pump intakes of realistic geometry,” ASCE J. of Hydr. Engr, 132(12), 1303-1315.
  • McCoy, A., Constantinescu, S.G. and Weber, L. (2006), “Exchange processes in a channel with two emerged groynes,” Journal of Flow, Turbulence, Combustion, 77(97-126).
  • Constantinescu, S.G., Krajewski, W.F., Ozdemir, C.E. and Tokyay, T. (2006) “Simulation of flow around raingauges: Comparison of LES with RANS models,” Journal of Advances in Water Resources, Vol. 30, 43-58.
  • Chang, K.S., Constantinescu, S.G. and Park, S. (2006), “Analysis of the flow and mass transfer process for the incompressible flow past an open cavity with a laminar and a fully turbulent incoming boundary layer,” Journal of Fluid Mechanics, Vol. 561, 113-145.
  • Mahesh, K., Constantinescu, S.G. and Moin, P. (2004). “A numerical method for large eddy simulation in complex geometries,” J. Computational Physics, Vol. 197, No. 1, 215-240.
Active Scientific and Professional Society Memberships: 
American Physical Society (APS); American Society of Civil Engineers(ASCE); International Association of Hydraulic Research (IAHR).