Issue |
EPJ Web of Conferences
Volume 67, 2014
EFM13 – Experimental Fluid Mechanics 2013
|
|
---|---|---|
Article Number | 02022 | |
Number of page(s) | 5 | |
Section | Contributions | |
DOI | https://doi.org/10.1051/epjconf/20146702022 | |
Published online | 25 March 2014 |
https://doi.org/10.1051/epjconf/20146702022
Flow rate measurement in aggressive conductive fluids
RTG “Lorentz force velocimetry and eddy current testing”, TU Ilmenau, 98693 Ilmenau, Germany
a Corresponding author: nataliia.dubovikova@tu-ilmenau.de
Published online: 25 March 2014
Two non-contact experimental methods of flow rate measurements for aggressive conductive liquids are described. The techniques are based on electromagnetic forces and Faraday’s law: Lorentz force is induced inside moving conductive liquid under influence of variable magnetic field of permanent magnets. They are mounted along a liquid metal channel or (in case of the second method) inserted into rotated metal wheels. The force acts in the opposite of fluids’ velocity direction and hence it is possible to measure reaction force of it that takes place according to Newton’s law on magnetic field source – permanent magnets. And by knowing the force, which linearly depends on velocity, one can calculate mean flow rate of liquid. In addition experimental “dry” calibration and its results are described for one of the measurements’ techniques.
© Owned by the authors, published by EDP Sciences, 2014
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