Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / The power house of pump–storage hydro power plant Avce Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Schematics of occurrence of cavitation on the prototype in pump mode: Area A (left), (right) the figure shows the cavitation erosion on the blades that had the highest cavitation erosion damage Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Influence of the discharge value on the flow velocity triangle in pump mode of operation at the impeller inlet Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Installation of sensors (detail 1 of the Fig. 1) showing (left) view from side and (right) view from top (AE acoustic emission sensor, ACC1 and ACC2 accelerometers 1 and 2, PS pressure sensor) Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Schematics of a pump turbine Avce runner, draft tube, and downstream reservoir Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Results of measurements of vibrations, acoustic emission, and pressure fluctuations, showing dependence of measured variables on three intervals of discharge coefficients Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Discharge coefficient cavitation estimator (D E ) for different cavitation sensors Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Normalized spectra of fluctuations of acceleration ACC1 and ACC2. Shown are five different intervals of frequencies. Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Normalized spectra of fluctuations of accelerations AE and PS. Shown are five different intervals of frequencies. Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Discharge coefficient cavitation estimator (D E ) of accelerations ACC1 and ACC2 at selected frequency intervals. Shown is coefficient of determination R 2. Figure Legend:

Date of download: 7/8/2016 Copyright © ASME. All rights reserved. From: Study of Erosive Cavitation Detection in Pump Mode of Pump–Storage Hydropower Plant Prototype J. Fluids Eng. 2014;136(5): doi: / Discharge coefficient cavitation estimator (D E ) of acoustic emission AE and pressure PS at selected frequency intervals. Shown is coefficient of determination R 2. Figure Legend: