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Related Experiment Videos

A simple bubble-flowmeter with quasicontinuous registration.

H Ludt, H D Herrmann

    Research in Experimental Medicine. Zeitschrift Fur Die Gesamte Experimentelle Medizin Einschliesslich Experimenteller Chirurgie
    |July 22, 1976
    PubMed
    Summary
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    A novel bubble-flow meter offers precise, continuous flow rate measurements. This simple, low-volume device features automatic bubble injection and digital timing for accurate fluid analysis.

    Area of Science:

    • Biomedical Engineering
    • Fluid Dynamics

    Background:

    • Accurate measurement of fluid flow rates is critical in various scientific and medical applications.
    • Existing flow meters may have limitations in precision, volume, or system compatibility.

    Purpose of the Study:

    • To describe the construction and features of a novel, simple bubble-flow meter.
    • To highlight the instrument's capabilities for precise and continuous flow rate measurement.

    Main Methods:

    • Development of a bubble-flow meter with automatic bubble injection.
    • Utilizing a digital counter for precise measurement of bubble passage time.
    • Implementing a quasicontinuous registration system for flow rate data.
    • Designing a closed measuring system compatible with low and high pressure applications.

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  • Enabling alternative operation with clear (water) or colored (blood) fluids.
  • Main Results:

    • The constructed bubble-flow meter provides precise, quasicontinuous flow rate readings.
    • The instrument's design allows for low-volume measurements within a closed system.
    • Automatic bubble injection and digital timing ensure accurate bubble passage time recording.
    • The system is adaptable for use with different fluids, including blood.

    Conclusions:

    • The developed bubble-flow meter is a simple yet effective instrument for accurate fluid flow measurement.
    • Its features make it suitable for diverse applications, including those involving biological fluids and varying pressure systems.