François Avellan
Professeur honoraire
francois.avellan@epfl.ch +41 21 693 25 24 http://lmh.epfl.ch
EPFL STI STI-DEC PH STI
Avenue de Cour 33
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1007 Lausanne
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PH-STI
EPFL PTMH
AU -1 7014 (Aula des Cèdres - sous-sol)
Av. de Cour 33bis
1007 Lausanne
+41 21 693 25 24
Local:
AU -1 7024
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EPFL PTMH
AU -1 7014 (Aula des Cèdres - sous-sol)
Av. de Cour 33bis
1007 Lausanne
+41 21 693 25 24
Local:
AU -1 7024
EHE
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ASSOCIATIONS
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4-CORPS
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APEL
Web site: Site web: https://apel.epfl.ch/
EPFL PTMH
AU -1 7014 (Aula des Cèdres - sous-sol)
Av. de Cour 33bis
1007 Lausanne
+41 21 693 25 24
Local:
AU -1 7024
EPFL
>
VPA-AVP-CP
>
PTMH
>
PTMH-GE
Web site: Site web: https://www.epfl.ch/research/facilities/hydraulic-machines-platform/
Domaines de compétences
Hydrodynamique des turbines, des pompes et des pompes-turbines Cavitation Hydroacoustique Simulations numériques des écoulements et recherches expérimentales Essais sur modèles réduits selon la norme CEI 60193
Mission
La mission du Laboratoire de machines hydrauliques de lBiographie
Le professeur François Avellan, directeur du Laboratoire de machines hydrauliques de lPublications
Publications Infoscience
Publications
2023
Upper part-load instability in a reduced-scale Francis turbine: an experimental study
Experiments In Fluids. 2023-06-01. DOI : 10.1007/s00348-023-03649-0.2022
Prediction of unstable full load conditions in a Francis turbine prototype
Mechanical Systems And Signal Processing. 2022-04-15. DOI : 10.1016/j.ymssp.2021.108666.2021
Vortex impingement onto an axisymmetric obstacle - subcritical bifurcation to vortex breakdown
Journal Of Fluid Mechanics. 2021-01-15. DOI : 10.1017/jfm.2020.1011.DuoTurbo: Implementation of a Counter-Rotating Hydroturbine for Energy Recovery in Drinking Water Networks
Sustainability. 2021. DOI : 10.3390/su131910717.How to teach neural networks to mesh: Application on 2-D simplicial contours
Neural Networks. 2021. DOI : 10.1016/j.neunet.2020.12.019.Investigation of the Time Resolution Set Up Used to Compute the Full Load Vortex Rope in a Francis Turbine
Applied Sciences. 2021-01-27. DOI : 10.3390/app11031168.2020
Transposition of the mechanical behavior from model to prototype of Francis turbines
Renewable Energy. 2020-06-01. DOI : 10.1016/j.renene.2020.01.115.Dynamic behaviour of a Francis turbine during voltage regulation in the electrical power system
International Journal of Electrical Power & Energy Systems. 2020. DOI : 10.1016/j.ijepes.2020.106474.Computational parametric analysis of the design of cross-flow turbines under constraints
Renewable Energy. 2020-10-01. DOI : 10.1016/j.renene.2020.03.187.Open-Source Implementation and Validation of a 3D Inverse Design Method for Francis Turbine Runners
Energies. 2020-04-18. DOI : 10.3390/en13082020.Multiscale simulation of erosive wear in a prototype-scale Pelton runner
Renewable Energy. 2020-05-04. DOI : 10.1016/j.renene.2019.11.018.Swirl number based transposition of flow-induced mechanical stresses from reduced scale to full-size Francis turbine runners
Journal of Fluids and Structures. 2020-03-04. DOI : 10.1016/j.jfluidstructs.2020.102956.GPU-accelerated numerical analysis of jet interference in a six-jet Pelton turbine using Finite Volume Particle Method
Renewable Energy. 2020. DOI : 10.1016/j.renene.2019.11.131.Evaluation of a Dynamic Transfer Matrix for a Hydraulic Turbine
Journal of Fluids Engineering. 2020. DOI : 10.1115/1.4045437.2019
Optimal Control of Part Load Vortex Rope in Francis Turbines
Journal Of Fluids Engineering-Transactions Of The Asme. 2019-08-01. DOI : 10.1115/1.4042560.Physical Mechanism of Interblade Vortex Development at Deep Part Load Operation of a Francis Turbine
Journal Of Fluids Engineering-Transactions Of The Asme. 2019-11-01. DOI : 10.1115/1.4043989.Procedure for predicting part load resonance in Francis turbine hydropower units based on swirl number and local cavitation coefficient similitude
Mechanical Systems And Signal Processing. 2019-10-01. DOI : 10.1016/j.ymssp.2019.06.011.FVPM numerical simulation of the effect of particle shape and elasticity on impact erosion
Wear. 2019-07-15. DOI : 10.1016/j.wear.2019.04.023.Unsteady Flow Numerical Simulations on Internal Energy Dissipation for a Low-Head Centrifugal Pump at Part-Load Operating Conditions
Energies. 2019-05-02. DOI : 10.3390/en12102013.Multiscale Simulation of the Hydroabrasive Erosion of a Pelton Bucket: Bridging Scales to Improve the Accuracy
International Journal of Turbomachinery, Propulsion and Power. 2019. DOI : 10.3390/ijtpp4020009.Variable speed operation of centrifugal pumps running as turbines. Experimental investigation
Renewable Energy. 2019. DOI : 10.1016/j.renene.2019.04.067.Hill chart modelling using the Hermite polynomial chaos expansion for the performance prediction of pumps running as turbines
Energy Conversion and Management. 2019. DOI : 10.1016/j.enconman.2019.02.051.Numerical analysis for detecting head losses in trifurcations of high head in hydropower plants
Renewable Energy. 2019-02-01. DOI : 10.1016/j.renene.2018.07.021.Dynamic modal analysis during reduced scale model tests of hydraulic turbines for hydro-acoustic characterization of cavitation flows
Mechanical Systems And Signal Processing. 2019-02-15. DOI : 10.1016/j.ymssp.2018.07.053.Prediction of hydro-acoustic resonances in hydropower plants by a new approach based on the concept of swirl number
Journal of Hydraulic Research. 2019-01-14. DOI : 10.1080/00221686.2018.1555556.Oxygen diffusion through air–water free surfaces in a pump–turbine operating in condenser mode
International Journal of Multiphase Flow. 2019-03-01. DOI : 10.1016/j.ijmultiphaseflow.2018.11.011.Interaction of a rotating two-phase flow with the pressure and torque stability of a reversible pump-turbine operating in condenser mode.
International Journal of Multiphase Flow. 2019. DOI : 10.1016/j.ijmultiphaseflow.2018.11.013.2018
Onset of chaos in helical vortex breakdown at low Reynolds number
Physical Review Fluids. 2018-06-06. DOI : 10.1103/PhysRevFluids.3.064701.Experimental investigation of the sloshing motion of the water free surface in the draft tube of a Francis turbine operating in synchronous condenser mode
Experiments in Fluids. 2018-05-15. DOI : 10.1007/s00348-018-2552-x.Monitoring a Francis Turbine Operating Conditions
Flow Measurement and Instrumentation Journal. 2018-08-01. DOI : 10.1016/j.flowmeasinst.2018.07.007.A novel approach to surface tension modelling with the Finite Volume Particle Method
Computer Methods in Applied Mechanics and Engineering. 2018. DOI : 10.1016/j.cma.2018.02.010.GPU-Accelerated 3-D Finite Volume Particle Method
Computers & Fluids. 2018. DOI : 10.1016/j.compfluid.2018.05.030.Rotating air-water ring in the vaneless gap of a pump-turbine operating in condenser mode
International Journal of Multiphase Flow. 2018. DOI : 10.1016/j.ijmultiphaseflow.2018.03.022.Hydraulic performance evaluation of a micro-turbine with counter rotating runners by experimental investigation and numerical simulation
Renewable Energy. 2018. DOI : 10.1016/j.renene.2018.04.015.Predictive control of spiral vortex breakdown
Journal of Fluid Mechanics. 2018. DOI : 10.1017/jfm.2018.124.New insight in Francis turbine cavitation vortex rope: role of the runner outlet flow swirl number
Journal of Hydraulic Research. 2018-05-04. DOI : 10.1080/00221686.2017.1356758.2017
A multiscale model for sediment impact erosion simulation using the finite volume particle method
Wear. 2017. DOI : 10.1016/j.wear.2017.10.002.URANS Models for the Simulation of Full Load Pressure Surge in Francis Turbines Validated by Particle Image Velocimetry
Journal of Fluids Engineering. 2017. DOI : 10.1115/1.4037278.Experimental evidence of inter-blade cavitation vortex development in Francis turbines at deep part load condition
Experiments in Fluids. 2017. DOI : 10.1007/s00348-017-2421-z.An original valveless artificial heart providing pulsatile flow tested in mock circulatory loops
The International Journal of Artificial Organs. 2017. DOI : 10.5301/ijao.5000634.Part Load Vortex Rope as a Global Unstable Mode
Journal Of Fluids Engineering-Transactions Of The Asme. 2017. DOI : 10.1115/1.4035640.On the Efficiency Alteration Mechanisms Due to Cavitation in Kaplan Turbines
Journal Of Fluids Engineering-Transactions Of The Asme. 2017. DOI : 10.1115/1.4035928.Fluid-structure interaction mechanisms leading to dangerous power swings in Francis turbines at full load
Journal Of Fluids And Structures. 2017. DOI : 10.1016/j.jfluidstructs.2016.11.018.Exact finite volume particle method with spherical-support kernels
Computer Methods in Applied Mechanics and Engineering. 2017. DOI : 10.1016/j.cma.2016.12.015.Toward design optimization of a Pelton turbine runner
Structural and Multidisciplinary Optimization. 2017. DOI : 10.1007/s00158-016-1465-7.2016
Electricity supply and hydropower development in Switzerland
International Journal on Hydropower and Dams. 2016.LDV survey of cavitation and resonance effect on the precessing vortex rope dynamics in the draft tube of Francis turbines
Experiments In Fluids. 2016. DOI : 10.1007/s00348-016-2257-y.Large Eddy Simulation of the Rotating Stall in a Pump-Turbine Operated in Pumping Mode at a Part-Load Condition
Journal Of Fluids Engineering-Transactions Of The Asme. 2016. DOI : 10.1115/1.4033423.Study of the drivers and asset management of pumped-storage power plants historical and geographical perspective
Energy. 2016. DOI : 10.1016/j.energy.2016.04.052.Local wave speed and bulk flow viscosity in Francis turbines at part load operation
Journal of Hydraulic Research. 2016. DOI : 10.1080/00221686.2015.1131204.Measurement of the Self-Oscillating Vortex Rope Dynamics for Hydroacoustic Stability Analysis
Transactions- American Society of Mechanical Engineers Journal of Fluids Engineering. 2016. DOI : 10.1115/1.4031778.Development of a finite volume particle method for 3-D fluid flow simulations
Computer Methods in Applied Mechanics and Engineering. 2016. DOI : 10.1016/j.cma.2015.09.013.2015
Study of the vortex-induced pressure excitation source in a Francis turbine draft tube by particle image velocimetry
Experiments in Fluids. 2015. DOI : 10.1007/s00348-015-2085-5.Experimental method for the evaluation of the dynamic transfer matrix using pressure transducers
Journal of Hydraulic Research. 2015. DOI : 10.1080/00221686.2015.1050076.Flow Simulation of Jet Deviation by Rotating Pelton Buckets Using Finite Volume Particle Method
Journal of Fluids Engineering - Transactions of the American Society of Mechanical Engineers. 2015. DOI : 10.1115/1.4029839.2014
Cavitation surge modelling in Francis turbine draft tube
Journal of Hydraulic Research. 2014. DOI : 10.1080/00221686.2013.854847.2013
Large-scale Computation of the Pump-Turbine Rotating Stall
SEISAN KENKYU. 2013.Design optimization of a 2D blade by means of milling tool path
CIRP Journal of Manufacturing Science and Technology. 2013. DOI : 10.1016/j.cirpj.2013.05.002.Draft tube discharge fluctuation during self-sustained pressure surge: fluorescent particle image velocimetry in two-phase flow
Experiments in Fluids. 2013. DOI : 10.1007/s00348-013-1514-6.2012
Parametric study of water column separation in Francis pump-turbine draft tube
Houille Blanche-Revue Internationale De L Eau. 2012. DOI : 10.1051/lhb/2012022.How oblique trailing edge of a hydrofoil reduces the vortex-induced vibration
Journal Of Fluids And Structures. 2012. DOI : 10.1016/j.jfluidstructs.2011.12.003.The Effects of a Tripped Turbulent Boundary Layer on Vortex Shedding from a Blunt Trailing Edge Hydrofoil
Journal Of Fluids Engineering-Transactions Of The Asme. 2012. DOI : 10.1115/1.4006700.Cavitation influence on hydroacoustic resonance in pipe
Journal of Fluids and Structures. 2012. DOI : 10.1016/j.jfluidstructs.2011.10.001.2011
Mathematical modelling of swirling flow in hydraulic turbines for the full operating range
Applied Mathematical Modelling. 2011. DOI : 10.1016/j.apm.2011.03.052.Numerical capture of wing tip vortex improved by mesh adaptation
International Journal For Numerical Methods In Fluids. 2011. DOI : 10.1002/fld.2103.Effect of Guide Vanes Cascade Vibrations on Pressure Mode Shape Arising from Rotor-Stator Interaction in Hydraulic Pump-Turbines
Journal of Fluid and Structures. 2011.Experimental Evidence of Rotating Stall in a Pump-Turbine at Off-Design Conditions in Generating Mode
Transactions- American Society of Mechanical Engineers Journal of Fluids Engineering. 2011. DOI : 10.1115/1.4004088.Parametric Analysis of High Load Vortex Rope
Journal of Fluids Engineering. 2011.2010
Analysis and Prevention of Vortex Breakdown in the Simplified Discharge Cone of a Francis Turbine
Journal of Fluids Engineering. 2010. DOI : 10.1115/1.4001486.Dynamical behaviour comparison between variable speed and synchronous machines with PSS
IEEE PES Transactions on Power Systems. 2010. DOI : 10.1109/TPWRS.2009.2039586.Fluid-structure coupling for an oscillating hydrofoil
Journal of Fluids and Structures. 2010. DOI : 10.1016/j.jfluidstructs.2010.07.002.SPH High-Performance Computing simulations of rigid solids impacting the free-surface of water
Journal of Hydraulic Research. 2010. DOI : 10.3826/jhr.2009.0011.2009
Unstable Operation of Francis Pump-Turbine at runaway: Rigid and Elastic Water Column Oscillation Modes
Journal of Fluid Machinery and Systems. 2009. DOI : 10.5293/IJFMS.2009.2.4.324.Experimental Evidence of Hydroacoustic Pressure Waves in a Francis Turbine Elbow Draft Tube for Low Discharge Conditions
Journal of Fluids Engineering. 2009. DOI : 10.1115/1.3155944.Influence of the Francis turbine location under vortex rope excitation on the hydraulic system stability
International Journal of Fluid Machinery and Systems. 2009. DOI : 10.5293/IJFMS.2009.2.4.286.SURFACE ROUGHNESS IMPACT ON FRANCIS TURBINE PERFORMANCES AND PREDICTION OF EFFICIENCY STEP UP
International Journal of Fluid Machinery and Systems. 2009. DOI : 10.5293/IJFMS.2009.2.4.353.2008
Analysis of the Cavitating Draft Tube Vortex in a Francis Turbine Using Particle Image Velocimetry Measurements in Two-Phase Flow
Journal of Fluids Engineering. 2008. DOI : 10.1115/1.2813052.One-Dimensional Analysis of Full Load Draft Tube Surge
Journal of Fluids Engineering. 2008. DOI : 10.1115/1.2903475.2007
Numerical simulation of fluid added mass effect on a francis turbine runner
Computers & Fluids. 2007. DOI : 10.1016/j.compfluid.2006.08.007.Cavitation bubble behavior inside a liquid jet
Physics of Fluids. 2007. DOI : 10.1063/1.2744402.Experimental Study and Numerical Simulation of the Flindt Draft Tube Rotating Vortex
Journal of Fluids Engineering. 2007. DOI : 10.1115/1.2409332.Dynamics and Intensity of Erosive Partial Cavitation
Journal of Fluids Engineering. 2007. DOI : 10.1115/1.2742748.High-Order Modeling of Hydraulic Power Plant in Islanded Power Network
IEEE TRANSACTIONS ON POWER SYSTEMS. 2007. DOI : 10.1109/TPWRS.2007.907348.Cavitation Influence on Kármán Vortex Shedding and Induced Hydrofoil Vibrations
Journal of Fluids Engineering. 2007. DOI : 10.1115/1.2746907.2006
Experimental investigation of added mass effects on a Francis turbine runner in still water
Journal of Fluids and Structures. 2006. DOI : 10.1016/j.jfluidstructs.2006.04.001.Analysis of the Swirling Flow Downstream a Francis Turbine Runner
Journal of Fluids Engineering. 2006. DOI : 10.1115/1.2137341.Detection of cavitation in hydraulic turbines
Mechanical Systems and Signal Processing. 2006. DOI : 10.1016/j.ymssp.2004.08.006.Flow in a Pelton Turbine Bucket: Numerical and Experimental Investigations
Journal of Fluids Engineering. 2006. DOI : 10.1115/1.2170120.2003
Cavitation Erosion Tests on a 2D Hydrofoil using surface-mounted Obstacles
Wear. 2003. DOI : 10.1016/S0043-1648(03)00261-8.Cavitation Luminescence from Flow over a Hydrofoil in a Cavitation Tunnel
Journal of Fluid Mechanics. 2003. DOI : 10.1017/S0022112003003732.2002
Essais sur modèles réduits pour les projets de réhabilitation des centrales hydroélectriques = Studiu asupra modelelor reduse pentru projectele de retehnologizare a centralelor hidroelectrice
Energetica. 2002.1999
Experimental investigation on forces due to vortex cavitation collapse for different materials
Wear. 1999. DOI : 10.1016/S0043-1648(99)00197-0.1998
Amélioration de la stabilité des turbines Francis par contrôle actif : étude de faisabilité
La Houille Blanche. 1998. DOI : 10.1051/lhb/1998043.Centrifugal Pump Performance Drop due to leading Edge Cavitation : Numerical Predictions compared with Model Tests
Journal of Fluids Engineering. 1998. DOI : 10.1115/1.2820727.Prediction of Cavitation Erosion : an Energy Approach
Journal of Fluids Engineering. 1998. DOI : 10.1115/1.2820729.1997
Etude théorique et expérimentale de la baisse de rendement des turbines Francis par cavitation à bulles
La Houille Blanche. 1997. DOI : 10.1051/lhb/1997025.Cavitation Erosion Prediction on Francis Turbines
Hydropower & Dams. 1997.Cavitation d'entrée dans une pompe centrifuge : prédictions numériques comparées aux essais sur modèles
La Houille Blanche. 1997. DOI : 10.1051/lhb/1997026.1995
Model Testing for Upgrading and Refurbishment Projects
Hydropower & Dams. 1995.1992
Calcul de poche de cavitation sur des profils de machines hydrauliques
La Houille Blanche. 1992. DOI : 10.1051/lhb/1992069.Pressions instationnaires générées par une poche de cavitation partielle
La Houille Blanche. 1992. DOI : 10.1051/lhb/1992061.Enseignement & Phd
Enseignement
Mechanical Engineering