RING WIRE ANEMOMETER. 1. CALIBRATIONS AND COOLING LAWS. 2. MEASUREMENT OF SMALL-SCALE TURBULENCE.

Author(s) : GIOVANANGELI J. P., CHAMBAUD P., MESTAYER P.

Type of article: Article

Summary

A HOT-WIRE ANEMOMETER PROBE WITH A CIRCULAR SHAPE HAS BEEN DEVELOPED IN ORDER TO MEASURE THE MAGNITUDE OF THE IN-STANTANEOUS VELOCITY VECTOR. THE THEORETICAL COOLING LAW AND CALIBRATION CURVES SHOW THAT A RING WIRE IS LESS SENSITIVE TO THE LATERAL COMPONENTS OF THE VELOCITY, IE, LESS SENSITIVE TO POSITIONING ERRORS THAN STRAIGHT WIRES. THE THEORETICAL CONSIDERATIONS AGREE RATHER WELL WITH EXPERIMENTAL DATA.

Details

  • Original title: RING WIRE ANEMOMETER. 1. CALIBRATIONS AND COOLING LAWS. 2. MEASUREMENT OF SMALL-SCALE TURBULENCE.
  • Record ID : 1988-0927
  • Languages: English
  • Source: Rev. sci. Instrum. - vol. 58 - n. 11
  • Publication date: 1987
  • Document available for consultation in the library of the IIR headquarters only.

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