Turbulent statistics and flow structures in steady or oscillatory boundary layer over flat or wavy bed. Numerical simulation based on LES or RANS.

Recent Publications:

• Grigoriadis, D.G.E., Balaras, E., and Dimas, A.A., 2009. «Large-Eddy Simulations of Unidirectional Water Flow Over Dunes». J. Geophysical Research, accepted.
• Dimas, A.A., Fourniotis, N.T., Vouros, A., and Demetracopoulos, A.C., 2008. “Effect of Bed Dunes on Spatial Development of Open-Channel Flow”. J. Hydraulic Research (IAHR), 46, 802-813.
• Dimas, A.A., Mowili, B.M., and Piomelli, U., 2003. “Large-Eddy Simulation of Subcritical Transition in an Attachment-Line Boundary Layer”. Computers and Mathematics with Applications, 46, 571-589.

Projects:

• 2013-2017: SEDITRANS - Sediment transport in fluvial, estuarine and coastal environment
• 2012-2015: SIMUCOAST - High Performance Computing for Three-Dimensional Simulation of Coastal Processes
• 2005-2007: Numerical simulation and experimental validation of turbulent flow induced by waves in a coastal zone with wavy bed morphology