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Ultrasonic flow measurements in a downscaled water mockup of a large scale precession driven dynamo experiment

Gundrum, T.; Stefani, F.; Ma, C.; Sun, Y.; Giesecke, A.; Albrecht, T.; Gerbeth, G.

Abstract

The DREsden Sodium facility for DYNamo and thermohydraulic studies (DRESDYN) is planned to become a platform both for large scale experiments related to geo- and astrophysics as well as for experiments on thermo-hydraulic and safety aspects of liquid metal applications in energy related technologies. The most ambitious project in the framework of DRESDYN is a homogeneous hydromagnetic dynamo driven solely by precession. The detailed knowledge of the flow structure in the precessing cylindrical vessel is of key importance for the prediction of the dynamo action. In this paper we present UDV measurements of the velocity field in a 1:6 downscaled water mock-up.

Keywords: Ultrasound Doppler Velocimetry; Precession; Dynamo

  • Open Access Logo Contribution to proceedings
    8th International Symposium on Ultrasonic Doppler Methods for Fluid Mechanics and Fluid Engineering, 19.-21.09.2012, Dresden, Germany
    Proceedings of the 8th International Symposium on Ultrasonic Doppler Methods for Fluid Mechanics and Fluid Engineering, Dresden: HZDR, 23-26

Permalink: https://www.hzdr.de/publications/Publ-17663


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