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Low cost, microprocessor-based system for flow evaluation in a hydraulic model using the dilution method.

S G Guillen, E Valdez

    Journal of Biomedical Engineering
    |April 1, 1985
    PubMed
    Summary
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    A new Automatic Dye Dilution Processor (ADP) system accurately measures flow rates in hydraulic models using microprocessor technology. This system processes dilution curves effectively, even with recirculation, for reliable flow measurement and calibration.

    Area of Science:

    • Hydraulic Engineering
    • Process Control
    • Measurement Science

    Background:

    • Accurate flow rate measurement is crucial in hydraulic systems.
    • Traditional dilution curve processing can be complex and prone to errors.
    • Microprocessor-based automation offers potential for improved accuracy and efficiency.

    Purpose of the Study:

    • To develop and evaluate an Automatic Dye Dilution Processor (ADP) for on-line hydraulic model analysis.
    • To utilize microprocessor technology for processing saline or thermodilution curves.
    • To ensure accurate flow measurement and cell calibration constant estimation, even with recirculation.

    Main Methods:

    • Implementation of a low-cost F8 microcomputer-based Automatic Dye Dilution Processor (ADP).
    • Development of software for operator selection of methods, indicator amounts, and calibration parameters.

    Related Experiment Videos

  • Application of the ADP system with an open hydraulic model for real-time data processing.

    • Main Results:

    • The ADP system successfully processed on-line dilution curves using both saline and thermodilution methods.
    • Software enabled flexible parameter selection for diverse experimental conditions.
    • The system demonstrated robustness in handling curve data processing, mitigating recirculation errors.

    Conclusions:

    • The Automatic Dye Dilution Processor (ADP) provides a reliable and cost-effective solution for flow measurement in hydraulic models.
    • Microprocessor-based automation enhances the accuracy and efficiency of dilution curve analysis.
    • The system is suitable for both flow measurement demonstrations and precise cell calibration constant estimation.