Active Flow Control system FOR improving HYDRaulic turbine performances at off-design Operation

Livrables

The www.afc4hydro.eu website is open to public access. Deliverable related to Task 5.2.

Database at such a level that any can register, and according to GDPR, to access data. At M6 possibly only limited data will be available. Deliverable related to Task 5.3.

AFC4Hydro movie

Movie to be published on commonly accessible video sharing data-base. Deliverable related to Task 5.2.

Proceedings of the open workshop

The articles are accessible in electronic format and through web-site. Deliverable related to Task 5.3.

Report of the ICM system validated on a 10 MW Kaplan prototype and 200 MW Francis prototype turbine

Document providing performance evaluation, and design evaluation of ICM unit on prototype units. Comparison with numerical analysis will be included. The document also provides final risk and HSE evaluation of solution. Deliverable related to Task 2.4.

Report of the SMH system tested, optimised and coupled with the Controller in the simple structure at the laboratory

Document describing the final configuration of the SHM system and how the dynamic response of the simple structure is monitored and minimized by tuning the excitation levels and frequencies applied to it Deliverable related to Task 31

Second public summary of internal meetings and workshops

Document summarizing the conclusions of the internal meetings and workshops carried out during the previous 12 months Deliverable related to Task 53

Report of the SHM systems validated on a model turbine

Document describing the final configuration of the SHM system and its performance in combination with the IPM and the ICM systems to reduce the vibrations for a series of steady and transient operating conditions in a model turbine. Deliverable related to Task 3.3.

Report of the ICM system numerically investigated on the down-scale turbine model, model and prototype turbine

Document evaluating the accuracy of predicting performance of ICM compared to experimental data obtained from downscale rig. Document also evaluating ICM design aspects and predicted ICM performance on model and prototype turbines. Deliverable related to Task 2.2.

Report of the IPM system numerically investigated on the down-scale turbine model, model and prototype turbine

Document reporting the results of the sensitivity analysis performed numerically at different scales with the IPM system on different parameters. The relative decrease of the pressure pulsations in the draft tube and efficiency with the IPM system versus no IPM system will be key parameters. Deliverable related to Task 1.2.

Report of the SHM system validated on 10 MW Kaplan prototype and 200 MW Francis prototype turbine

Document describing the final configuration of the SHM system and its performance in combination with the IPM and the ICM systems to reduce the vibrations for a series of steady and transient operating conditions in a Kaplan turbine and a Francis turbine. Deliverable related to Task 3.4.

Fourth public summary of internal meetings and workshops

Document summarizing the conclusions of the internal meetings and workshops carried out during the previous 12 months. Deliverable related to Task 5.3.

CEN/CENELEC CWA final document

Document reporting the conclusions of the CEN/CENELEC Workshop Agreement. Deliverable related to Task 5.4.

Report of the IPM system validated on 10 MW Kaplan prototype and 200 MW Francis prototype turbine

Document reporting the results of the sensitivity analysis performed on the 10 MW Kaplan prototype and 200 MW Francis prototype with the IPM system. The relative decrease of the pressure pulsations in the draft tube and the amount of vibrations with the IPM system versus no IPM system will be key parameters. Deliverable related to Task 1.4.

Third public summary of internal meetings and workshops

Document summarizing the conclusions of the internal meetings and workshops carried out during the previous 12 months. Deliverable related to Task 5.3.

Report of the IPM system validated on a model turbine

Document reporting the results of the sensitivity analysis performed on the turbine model with the IPM system. The relative decrease of the pressure pulsations in the draft tube and the efficiency with the IPM system versus no IPM system will be key parameters. Deliverable related to Task 1.3.

First public summary of internal meetings and workshops

Document summarizing the conclusions of the internal meetings and workshops carried out during the previous 12 months Deliverable related to Task 53

Report of the ICM system validated on a model turbine

Document providing measured performance of ICM for various operating conditions, including various NPSH/submerge, and comparison with numerical simulation in a model turbine. Deliverable related to Task 2.3.

Report from the optimisation tool implemented on the down-scale test rig and SHM system

Document reporting the results of the sensitivity analysis performed on the downscale test rig and SHM system For example the relative decrease of the pressure pulsations in the draft tube and the efficiency with the IPMICM system versus no IPMICM system will be key parameters Moreover the report will include the required tuning and scaling procedure that will facilitate the appellation of the developed tool on large scale systems Deliverable related to Task 42

Report of the AFC system validated on a model turbine

Document reporting the results of the sensitivity analysis performed on the turbine model with the AFC system. The relative decrease of the pressure pulsations in the draft tube and the efficiency with the AFC system versus no AFC system will be key parameters. Deliverable related to Task 4.3.

Report of the dynamic responses of the model and prototype turbines

Document presenting the modes of vibration of the structures and their dynamic responses under the hydrodynamic excitations provided by the calculations from WP1 and WP2. Deliverable related to Task 3.2.

Report of the IPM system investigated on the down-scale test rig

Document reporting the results of the sensitivity analysis performed on the down scale turbine model with the IPM system on different parameters The relative decrease of the pressure pulsations in the draft tube with the IPM system versus no IPM system will be a key parameter Deliverable related to Task 11

Report of the ICM system investigated on the down-scale test rig

Document providing experimental data related to the impact of the controllable ICM on the various flow field possible in the downscale test rig. The main focus relates to reduction of pressure pulsations. Deliverable related to Task 2.1.

Report of the AFC system experimentally investigated on a 10 MW Kaplan prototype turbine and a 200 MW Francis prototype turbine

Document reporting the results of the sensitivity analysis performed on the prototype turbines with the AFC system. The relative decrease of the pressure pulsations in the draft tube and the amount of vibrations with the AFC system versus no AFC system will be key parameters. Deliverable related to Task 4.4.

Training material for power plant operators and maintenance teams

A compendium of training material has been collected, and a minimum of 2 training sessions with plant operators have been completed. Deliverable related to Task 5.4.

AFC4Hydro visual identity

A graphical profile will be presented Deliverable related to Task 51

Publications

Numerical investigation of the effects of hydrofoil vibrations on the unsteady behavior of cavitation

Auteurs: Linlin Geng; Jian Chen; Oscar De La Torre; Xavier Escaler
Publié dans: IOP Conference Series: Earth and Environmental Science, 2021, ISSN 1755-1315
Éditeur: IOPscience
DOI: 10.1088/1755-1315/774/1/012078

Numerical Investigation of the Electric-Structural Interaction (ESI) in a Full-scale 10MW Kaplan Turbine

Auteurs: Carlos Miguel-Espinar, Rafel Roig, Oriol Gomis-Bellmunt and Xavier Escaler
Publié dans: Proceedings of the 39th IAHR World Congress—From Snow To Sea, 2022, Page(s) 4599-4591, ISSN 2521-7119
Éditeur: IAHR
DOI: 10.3850/iahr-39wc252171192022974

Vortex rope mitigation with azimuthal perturbations: A numerical study

Auteurs: Henrik Holmström, Joel Sundström, Michel Cervantes
Publié dans: IOP Conference Series Earth and Environmental Science, 2021
Éditeur: IOP Publishing Ltd
DOI: 10.1088/1755-1315/774/1/012144

Mitigation of Draft Tube Pressure Pulsations by Radial Protrusion of Solid Bodies into the Flow Field: An Experimental Investigation

Auteurs: Shahab Shiraghaee, Joel Sundström, Mehrdad Raisee, Michel Cervantes
Publié dans: IOP Conference Series Earth and Environmental Science, 2021
Éditeur: IOP Publishing Ltd
DOI: 10.1088/1755-1315/774/1/012004

Dynamic response analysis of a reduced scale Kaplan turbine model operating in propeller mode

Auteurs: Xavier Escaler, Xavier Sánchez-Botello, Rafel Roig, Oscar De La Torre, Berhanu Mulu and Carl-Maikel Högström
Publié dans: IOP Conference Series: Earth and Environmental Science, 2022
Éditeur: IOPSCIENCE
DOI: 10.1088/1755-1315/1079/1/012059

Mass transfer rate effects on the cavitating vortex shedding flow around a circular cylinder at low Reynolds number

Auteurs: Jian Chen and Xavier Escaler
Publié dans: Proceedings of the 3rd IAHR-Asia Symposium on Hydraulic Machinery and Systems, 2021
Éditeur: IAHR-Asia 2021 Turbine Testing Lab

Numerical assessment of parameters influencing the modal response of a Kaplan turbine model

Auteurs: Rafel Roig; Oscar De La Torre; Esteve Jou; Xavier Escaler
Publié dans: IOP Conference Series: Earth and Environmental Science, 2021
Éditeur: IOPscience
DOI: 10.1088/1755-1315/774/1/012057

Numerical modal analysis of a Kaplan turbine runner

Auteurs: Rafel Roig, Oscar De La Torre, Esteve Jou, Xavier Escaler
Publié dans: 1st IAHR Young Professionals Congress, 2020, Page(s) 144-145, ISSN 97890-82484-6-63
Éditeur: International Association for Hydro-Environment Engineering and Research -IAHR

Large Eddy Simulation of the transient cavitating vortical flow in the wake of a hydrofoil

Auteurs: Jian Chen, Linlin Geng, Xavier Escaler
Publié dans: Proceeding of the 11th International Symposium on Cavitation CAV2021, 2021
Éditeur: The Society of Naval Architects of Korea (SNAK)

Numerical Simulation of Vortex Breakdown with Code_Saturne

Auteurs: Robert Mitruț, Diana Maria Bucur, Georgiana Dunca, Michel J. Cervantes
Publié dans: 2021 10th International Conference on ENERGY and ENVIRONMENT (CIEM), 2021
Éditeur: IEEE
DOI: 10.1109/ciem52821.2021.9614834

Experimental and numerical modal analysis of a reduced scale Kaplan turbine model

Auteurs: Rafel Roig, Oscar De La Torre, Esteve Jou, Berhanu Mulu, Xaveier Escaler.
Publié dans: Proceedings of the 3rd IAHR-Asia Symposium on Hydraulic Machinery and Systems, 2021
Éditeur: IAHR-Asia 2021 Turbine Testing Lab

Assessment of turbulence models for the prediction of Bénard-Von Kármán vortex shedding behind a truncated hydrofoil in cavitation conditions

Auteurs: Jian Chen, Linlin Geng, Oscar De La Torre and Xavier Escaler
Publié dans: IOP Conference Series: Earth and Environmental Science, 2021
Éditeur: IOPscience
DOI: 10.1088/1755-1315/774/1/012025

Linear Global Stability Analysis of a Laminar Flow Around a Circular Body

Auteurs: Robert Mitruț, Diana Maria Bucur, Georgiana Dunca, Michel J. Cervantes
Publié dans: 2021 12th International Symposium on Advanced Topics in Electrical Engineering (ATEE), 2021
Éditeur: IEEE
DOI: 10.1109/atee52255.2021.9425105

PZT actuators as on-board instruments to reduce vibrations and strains in submerged structures

Auteurs: Xavier Sánchez-Botello, Oscar De La Torre, Rafel Roig, Ramon Costa-Castelló and Xavier Escaler
Publié dans: IOP Conference Series: Earth and Environmental Science, 2022
Éditeur: IOPSCIENCE
DOI: 10.1088/1755-1315/1079/1/012097

Assessment of Fiber Bragg Grating Sensors for Monitoring Shaft Vibrations of Hydraulic Turbines

Auteurs: Xavier Sánchez-Botello; Rafel Roig; Oscar de la Torre; Javier Madrigal; Salvador Sales; Xavier Escaler
Publié dans: Sensors, 2023, ISSN 1424-8220
Éditeur: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/s23156695

On the Rotating Vortex Rope and Its Induced StructuralResponse in a Kaplan Turbine Model

Auteurs: Rafel Roig, Xavier Sánchez‐Botello, Xavier Escaler, Berhanu Mulu and Carl‐Maikel Högström
Publié dans: Energies, 2022, ISSN 1996-1073
Éditeur: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/en15176311

Fatigue damage analysis of a Kaplan turbine model operating at off-design and transient conditions

Auteurs: Rafel Roig; Xavier Sánchez-Botello; Oscar de la Torre; Xavier Ayneto; Carl-Maikel Högström; Berhanu Mulu; Xavier Escaler
Publié dans: Structural health monitoring: an international journal, 2023, ISSN 1475-9217
Éditeur: SAGE Publications
DOI: 10.1177/14759217231191417

Understanding the Influence of Wake Cavitation on the Dynamic Response of Hydraulic Profiles under Lock-In Conditions

Auteurs: Rafel Roig; Jian Chen; Oscar de la Torre; Xavier Escaler
Publié dans: Energies, Vol 14, Iss 6033, p 6033 (2021), 2021, ISSN 1996-1073
Éditeur: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/en14196033

On the Added Modal Coefficients of a Rotating Submerged Cylinder Induced by a Whirling Motion—Part 1: Experimental Investigation

Auteurs: Rafel Roig; Xavier Sánchez-Botello; Esteve Jou; Xavier Escaler
Publié dans: Journal of Marine Science and Engineering, 2023, ISSN 2077-1312
Éditeur: MDPI
DOI: 10.3390/jmse11091758

Modeling and Adaptive Parameter Estimation for a Piezoelectric Cantilever Beam

Auteurs: Bin Wang; Ramon Costa-Castello; Jing Na; Oscar de la Torre; Xavier Escaler
Publié dans: IEEE TRANSACTIONS ON CIRCUITS AND SYSTEMS—I: REGULAR PAPERS, 2023, ISSN 1549-8328
Éditeur: Institute of Electrical and Electronics Engineers
DOI: 10.1109/tcsi.2022.3218189

Fiber bragg grating sensors for underwater vibration measurement: potential hydropower applications

Auteurs: Oscar de la Torre; Ignazio Floris; Salvador Sales; Xavier Escaler
Publié dans: Sensors (Basel, Switzerland), 2021, ISSN 1424-8220
Éditeur: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/s21134272

Experimental and numerical study on the detection of fatigue failure in hydraulic turbines

Auteurs: Xavier Sánchez-Botello; Adolfo de la Torre; Rafel Roig; Esteve Jou; Oscar de la Torre; Javier Ayneto; Xavier Escaler
Publié dans: Journal of Mechanical Science and Technology, 2023, ISSN 1738-494X
Éditeur: Korean Society of Mechanical Engineers
DOI: 10.1007/s12206-023-0902-y

Assessment of Novel Modal Testing Methods for Structures Rotating in Water

Auteurs: Roig, R.; Sánchez-Botello, X.; Escaler, X.
Publié dans: Applied Sciences, 2023, ISSN 2076-3417
Éditeur: MDPI
DOI: 10.3390/app13052895

On the Added Modal Coefficients of a Rotating Submerged Cylinder Induced by a Whirling Motion—Part 2: Numerical Investigation

Auteurs: Rafel Roig; Xavier Sánchez-Botello; Xavier Escaler
Publié dans: Journal of Marine Science and Engineering, 2023, ISSN 2077-1312
Éditeur: MDPI
DOI: 10.3390/jmse11091828

New turbine technology will make hydropower more flexible

Auteurs: Erik Wiborg
Publié dans: Statkraft Newsroom, 2020
Éditeur: Statkraft.com

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