Ultrasonic Flow Meter Testing

by Walter L. Trimmer, Oregon State Univ, United States,
Anthony Taylor, Oregon State Univ, United States,
Herschel West, Oregon State Univ, United States,

Document Type: Proceeding Paper

Part of: Planning Now for Irrigation and Drainage in the 21st Century


Six ultrasonic flow meters were tested in a hydraulics laboratory. Accuracies better than 2% were obtained with two transit-time meters on 14 inch diameter steel tubing. Poorer accuracies were found with 8-inch diameter PVC pipe. Doppler and eddy correlation meters tested did not perform well.

Subject Headings: Ultrasonic methods | Travel time | Irrigation systems | Flow measurement | Hydraulics | Steel | Pipelines | Doppler systems

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