Fluid velocity meter

Details Fluid velocity meter Fluid velocity meter

1980-11-07

1982-12-14

Ruehl, Charles A.

Measuring and testing

Volume or rate of flow

By measuring electrical or magnetic properties

324453, G01F 164

Patent

active

043632440

ABSTRACT:
The flow velocity or flow rate of a fluid containing electrical charges or magnetic dipoles is sensed by receiving a noise signal generated by movement of the charges or dipoles, and determining the mean frequency of the received signal.

REFERENCES:
patent: 2491445 (1949-12-01), Cunningham et al.
patent: 2779917 (1957-01-01), DeBoisblanc
patent: 3636763 (1972-01-01), Beck
patent: 3638054 (1972-01-01), Honigsbaum
patent: 3753102 (1973-08-01), Beck
H. B. Karplus et al.-1978 Ultrasonics Symposium Proceedings (Cherry Hill, N.J., U.S.A., Sep. 25-27, 1978)-pp. 291-295.
M. S. Beck et al., Proceedings of the Conference on Dielectric Materials-(England, Jul. 20-24, 1970)-pp. 38-41.
R. G. Green et al.-J. Phys. E: Sci. Instrum., vol. 11, No. 10, (1978)-pp. 1005-1010.
T. Hair, J. H. Blythe and W. O. Agar, An Optical Method of Measuring Transverse Surface Velocity, Acta Imeko 1967, pp. 191-198.
R. G. Green et al, A Low-Cost Solids Flowmeter for Industrial Use, J. Phys. E: Sci. Instrum, vol. 11, 1978, Great Britain, pp. 1005-1010.
Yoshio Kurita et al, Flow Velocity Measurement Using Spatial Filter, Proceedings of IMEKO Symposium on Flow Measurement and Control in Industry, Tokyo, Japan, Nov. 1979, pp. 239-244.

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