Device for measuring the flow of fluid in a well

Details Device for measuring the flow of fluid in a well Device for measuring the flow of fluid in a well

1981-12-07

1984-04-17

Birmiel, Howard A.

Measuring and testing

Borehole or drilling

Downhole test

7386122, G01F 132

Patent

active

044427115

ABSTRACT:
The invention is related to a device for measuring the flowrate of fluid through a well.
The device according to the invention comprises an upper portion adapted for connection with a cable, two elongated side members, generally parallel to and spaced from each other, secured to the upper portion, a vortex generating assembly comprising at least one obstacle secured between said side members transversely of their longitudinal direcition, said side members having, at least in the region of said assembly, facing walls which are substantially planar, and a transducer responsive to the occurrence of vortices generated by said assembly, said transducer producing a signal indicative of said flowrate.

REFERENCES:
patent: 2809520 (1957-10-01), Richard, Jr.
patent: 2842961 (1958-07-01), Doll
patent: 3810388 (1974-05-01), Cousins
patent: 4003253 (1977-01-01), Yard et al.
"The Vortex Flowmeter-Its Development and Characteristics", Medlock et al., Australian Journal of Instrumentation and Control, Apr. 1976, pp. 24-33.

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