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Validation of a Large-Eddy Simulation Model to Simulate Flow in Pump Intakes of Realistic Geometry
Publisher: American Society of Civil Engineers
Abstract: This paper describes efforts toward developing a reliable numerical model to predict pump intake flow and associated vortices. Numerical prediction of these flows characterized by the formation of unsteady (meandering) ...
Coherent Structures in the Flow Field around a Circular Cylinder with Scour Hole
Publisher: American Society of Civil Engineers
Abstract: Large-eddy simulation (LES) and laboratory-flume visualizations were used to investigate coherent structures present in the flow field around a circular cylinder located in a scour hole. The bathymetry corresponds to ...
Closure to “Coherent Structures in the Flow Field around a Circular Cylinder with Scour Hole” by G. Kirkil, S. G. Constantinescu, and R. Ettema
Publisher: American Society of Civil Engineers
Experimental Validation of Numerical Model of Flow in Pump-Intake Bays
Publisher: American Society of Civil Engineers
Abstract: Experiments were conducted in a laboratory model to validate a numerical model developed to simulate the three-dimensional turbulent flow in a water-pump-intake bay. The laboratory model was designed to reproduce the ...
Effects of Vegetation on Turbulence, Sediment Transport, and Stream Morphology
Publisher: American Society of Civil Engineers
Abstract: Vegetation as multiple stems in various configurations or an isolated stem profoundly alters turbulent flows. Past research has shown that these alterations influence sediment transport and stream morphology, but entail ...