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    Article

    Numerical Investigation of Jet-Wake Interaction for a Dual-Bell Nozzle

    The turbulent wake of a planar generic space launcher equipped with a dual-bell nozzle is numerically investigated to examine the interaction of the dual-bell nozzle jet and the wake flow. The simulation is pe...

    Simon Loosen, Matthias Meinke, Wolfgang Schröder in Flow, Turbulence and Combustion (2020)

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    Large-Eddy Simulation of the Unsteady Full 3D Rim Seal Flow in a One-Stage Axial-Flow Turbine

    The flow field in a complete one-stage axial-flow turbine with 30 stator and 62 rotor blades is investigated by large-eddy simulation (LES). To solve the compressible Navier-Stokes equations, a massively paral...

    Alexej Pogorelov, Matthias Meinke, Wolfgang Schröder in Flow, Turbulence and Combustion (2019)

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    An Adaptive Cartesian Mesh Based Method to Simulate Turbulent Flows of Multiple Rotating Surfaces

    An efficient Cartesian cut-cell/level-set method based on a multiple grid approach to simulate turbulent turbomachinery flows is presented. The finite-volume approach in an unstructured hierarchical Cartesian ...

    Alexej Pogorelov, Lennart Schneiders, Matthias Meinke in Flow, Turbulence and Combustion (2018)

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    Numerical Analysis of the Impact of the Interior Nozzle Geometry on Low Mach Number Jet Acoustics

    The flow and acoustic fields of subsonic turbulent hot jets exhausting from three divergent nozzles at a Mach number M=0.12 based on the nozzle exit velocity are conducted using a hybrid CFD-CAA method. The flow ...

    Mehmet Onur Cetin, Seong Ryong Koh, Matthias Meinke in Flow, Turbulence and Combustion (2017)

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    Drag Reduction Via Spanwise Transversal Surface Waves at High Reynolds Numbers

    The impact of transversal spanwise traveling surface waves on the wall-shear stress distribution of high Reynolds number turbulent boundary layer flows is analyzed using high-resolution large-eddy simulations....

    Seong Ryong Koh, Pascal Meysonnat, Matthias Meinke in Flow, Turbulence and Combustion (2015)

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    Article

    Friction Drag Variation via Spanwise Transversal Surface Waves

    The introduction of spanwise velocity is a promising technique to effect the near-wall turbulent flow field to influence friction drag. However, the essential physical mechanism which significantly reduces fri...

    Stephan Klumpp, Matthias Meinke, Wolfgang Schröder in Flow, Turbulence and Combustion (2011)

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    Numerical Simulation of Riblet Controlled Spatial Transition in a Zero-Pressure-Gradient Boundary Layer

    To analyze the fundamental physical mechanism which determines the dam** effect of a riblet surface on three-dimensional transition several numerical simulations of spatial transition in a flat plate zero-pr...

    Stephan Klumpp, Matthias Meinke, Wolfgang Schröder in Flow, Turbulence and Combustion (2010)