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Dynamic calibration of inclined and crossed hot wires

Published online by Cambridge University Press:  29 March 2006

G. L. Morrison
Affiliation:
Department of Mechanical Engineering, University of Melbourne
A. E. Perry
Affiliation:
Department of Mechanical Engineering, University of Melbourne
A. E. Samuel
Affiliation:
Department of Mechanical Engineering, University of Melbourne

Abstract

Single inclined hot wires and X-wires are calibrated directly for absolute turbulence intensity measurements by oscillating the wire probe sinusoidally with accurately known motion in a steady stream. The usual static method of calibration shows serious discrepancies and uncertainties when compared with this new procedure. The new method also provides a check on the small perturbation linearity of inclined wires.

Type
Research Article
Copyright
© 1972 Cambridge University Press

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References

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