Technical Reports

Technical Reports

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An ASFM Application for Penstock Rupture Detection (Presented at IGHEM 2022)

Flow Measurement Test at G.M. Shrum Powerplant with Acoustic Scintillation and Acoustic Time-of-Travel Methods (Presented at HydroTurbo 2016)

Flow Comparison Test at GM Shrum Powerplant (Presented at IGHEM 2016)

Turbine flow measurements at SLAPY HPP with acoustic scintillation and pressure time methods (Presented at HydroTurbo 2014)

Turbine acceptance tests at Velle, Frieira and Castrelo plants, Spain, with the Acoustic Scintillation Flow Meter (Presented at Hydro 2013)
Discharge measurements at Slapy HPP – Comparison between acoustic scintillation and pressure-time methods (Presented at Hydro 2013)

Electricité de France’s study of the acoustic scintillation flow meter results in expanding its range and sensitivity (Presented at Hydro 2013)

Turbine acceptance tests at Frieira HPP, Miño River, Spain with Acoustic Scintillation Flow Meter and Current Meters (Presented at HydroVision 2013)

Assessment of a CNR Bulb turbine flow: comparison of acoustic scintillation, ADCP, Winter-Kennedy tests with the current meters meter (PENELOP2 project) (Presented at Hydro 2012)

Turbine flow measurement in intakes with the acoustic scintillation flow meter (Presented at HydroTurbo 2012)

Investigation of the performance of acoustic scintillation flow meter when turbulence levels are low (Presented at HydroVision 2012)

Intake Flow Measurement at Lower Granite Power Plant by Acoustic Scintillation: Results and Comparison with Winter-Kennedy and Model Test Data (Presented at HydroVision 2012)

Case study on the 4river turbine efficiency test using ASFM and index test (Presented at IGHEM 2012)

Turbine flow measurement in intakes - a cost-effective alternative to measurement in penstocks (Presented at Hydro 2011)

Acoustic Scintillation Tests at the St. Lawrence -FDR Power Project
(Presented at Hydrovision 2011)

Kootenay Canal Flow Rate measurement comparison test using intake methods
(Presented at HydroVision 2011)

Hydro-Quebec Experience with discharge measurement in short converging intake (Presented HydroVision 2011)

On the Use of Spiral Piezometer Tap Calibration Equation as a Transfer Standard between Absolute Discharge Measurement Systems (Presented at IGHEM 2010)

Improvements to the Accuracy of Discharge Measurements by Acoustic Scintillation Resulting from Revisions to Data Processing Procedures (Presented at IGHEM 2010)

Results of Kootenay Canal flow comparison test using intake methods (Presented at Hydro 2010 - published by Aqua Media 2010)

Acoustic Scintillation Flow Measurements in the Intake at Kootenay Canal Power Plant (Presented at Hydro2010)

CNR Kaplan turbines: assessment of flow rate measurements by acoustic scintillation using Winter-Kennedy and ADCP measurements (Presented at Hydro2010)

Turbine flow measurement in low-head plants -Acoustic Scintillation Flow Meter: Why? How? Where? (Presented at Hydro2009)

Comparison of discharge measurements by current meter and Acoustic Scintillation methods at Rocher-de-Grand-Mere (Presented at WaterPower2009)

Turbine flow measurement in low-head plants - Hydro-Quebec's and Corp of Engineer's experience with ASFM: continuous flow monitoring (Presented at Hydro2009)

Hydro-Québec Experience with Acoustic Scintillation Flow Measurement Method in Low Head Power Plants (Presented at HydroVision 2008)

Union Fenosa Generación’s Field Experience with Acoustic Scintillation Flow Measurement (Presented at IGHEM 2008)

Turbine flow measurement for low-head plants – Owners’ options for the 21st century (Presented at Hydro2007)

Deployment Methods for the Acoustic Scintillation Flow Meter
(Presented at WaterPower XV 2007)

Case studies of discharge measurement using the acoustic scintillation flow metering technique (Presented at Hydro 2007)

Recent Advances in Resolving Bias in Discharge Measurement by Acoustic Scintillation (Presented at IGHEM 2006)

Field Trial of an ASFM Monitor at Lower Granite, December 2004 January, 2005 (Presented at HydroVision 2006)

Flow measurements at two 1.4 MW units of the T.W. Sullivan Plant of Portland GeneralElectric (Presented at HydroVision 2006)

Flow Measurement at Douglas County Public Utility District's Wells Dam with the Acoustic Scintillation Flow Meter (Presented at WaterPowerXIV)

Three Dimensional Numerical Simulation of Turbulent Flow Over Spillways (2004)

Cost-Effective Turbine Flow Measurements in Short Intakes with Acoustic Scintillation (Presented at Hydro2004)

The ASFM MONITOR: A Cost-Effective Tool for Real-Time Measurement of Turbine Discharge (Presented at Hydrovision 2004)

Understanding Causes for Systematic Error in ASFM Measurements of Turbine Discharge (Presented at Hydrovision 2004)

Comparison of Discharge Measurement by Current Meter and Acoustic Scintillation Methods at La Grande-1 (Presented at IGHEM 2004)

Applying CFD Analysis to Predicting ASFM Bias in Low Head Intakes with Difficult Hydraulic Conditions (Presented at IGHEM 2004)

The Acoustic Scintillation Flow Meter A breakthrough in short intake turbine index testing (Presented at Hydro 2003)

CFD Analysis of Turbulent Flows in Hydroelectric Plant Intakes. Application to ASFM Technology (Presented at WaterPower XIII 2003)

Recent advances in estimating uncertainties in discharge measurements with the ASFM (Presented at Hydro 2002)

Negative Bias in ASFM Discharge Measurements in Short Intakes -Transducer Spacing (Presented at IGHEM 2002)

Developing Guidelines for using the Acoustic Scintillation Flow Meter to Measure Turbine Discharges in ShortIntakes of Low-Head Plants (Presented at Hydro Vision 2002 )

Estimating Uncertainties in Turbine Discharge Measurements with the Acoustic Scintillation Flow Meter in Low-Head Short-Intake Plants (Presented at Hydro 2001)

Measuring Flow Through A Bulb Turbine At Rock Island Dam Using an Acoustic Scintillation Flow Meter (Presented at WaterPower XII 2001)

Effect of a Prototype Surface Collector and Juvenile Fish Diversion Screens on Turbine Efficiency Measured at Unit 5, Bonneville Dam (Presented at Hydro Vision 2000)

Spillway Discharge Measurements by Acoustic Scintillation Flow Meter in Spillway B at Mellanfallet Dam, Alvkarleby Hydro Power Station, Sweden (Presented at Hydro Vision 2000)

Measuring the Effect of Fish Diversion Screens on Turbine Efficiency with the Acoustic Scintillation Flow Meter at Unit 5, McNary Dam (Presented at Water Power 1999)

Comparison of Turbine Discharge by Current meters and Acoustic Scintillation Flow Meter at Fort Patrick Henry Power Plant (Presented at Hydro Vision 1998)

Comparison of Turbine Discharge by Current meters and Acoustic Scintillation Flow Meter at Laforge-2 Power Plant (Presented at IGHEM 1998)

Measuring Hydraulic Turbine Discharge with the Acoustic Scintillation Flowmeter (Presented at IGHEM 1996)

Measuring Intake Flows in Hydroelectric Plants with an Acoustic Scinitiallation Flow Meter (Presented at Water Power 1995)