Technical Program
33rd Symposium on Hydraulic Machinery and Systems — SHMS-IAHR 2026
September 15–18, 2026 • Federal University of Itajubá (UNIFEI). Technical sessions organized across two parallel rooms — César Lattes, Florestan 1 e Florestan 3.
Note: Please note that the schedule is subject to minor adjustments. Make sure to check back periodically for real-time updates regarding parallel sessions and keynote locations.
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08:00
Registration
Welcoming of participants
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09:00
Opening Ceremony
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09:40
Keynote Lecture
Prof. Dr. Stefan Rudebusch — Universität Stuttgart, Germany • “Advanced Design Optimization of Hydraulic Machinery for Enhanced Performance and Durability”
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10:30
Coffee Break
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11:00
Keynote Lecture
Prof. Dr. François Avellan — École Polytechnique Fédérale de Lausanne (EPFL), Switzerland • “Benefits of turbine, storage pump and pump-turbine scale model tests for the operation of hydroelectric units”
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11:40
Institutional Presentation — Itaipu Binacional
Filipe Diniz Dal Moro Borges • “Vibration and Pressure Condition Monitoring System (CMS)”
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12:20
Lunch*
At each participant’s own expense
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14:00César Lattes Room
#131 Numerical investigation of the impact of assembly tolerances on the performance of a multistage centrifugal pump
CFDFlorestan 1 Room#61 Numerical Model Considering Scale Effect on Cavitation Inception in Water
MFFLORESTAN 3 ROOM#76 Effect of alumina reinforcement on the microstructure and slurry erosion behaviour of HVOF-sprayed Co-NiCrAlY composite coatings for hydraulic turbine steel
HT -
14:20César Lattes Room
#95 Numerical Investigation of the Synergistic Interaction Between Cavitation and Solid Particle Erosion in an Axial Microturbine
CFDFlorestan 1 Room#90 Experimental increase of total dissolved gas saturation by air injection into a penstock
MFFLORESTAN 3 ROOM#99 Rehabilitation Planning for the Salto Grande Binational Hydroelectric Power Plant
HT -
14:40César Lattes Room
#97 Development of local capabilities for numerical simulation of hydraulic turbines: a validation case study
CFDFlorestan 1 Room#102 Investigation of debris behavior mechanisms in hydro turbine runners using CFD-DEM coupling analysis
MFFLORESTAN 3 ROOM#111 Machine Learning-Based Multi-Point Optimization of a Francis Turbine Runner Using 3D Inverse Design under Varied Head Conditions
HT -
15:00César Lattes Room
#40 Transient CFD simulation of a linear start-up of a variable speed reversible pump-turbine
CFDFlorestan 1 Room#59 Numerical and experimental investigations of cavitation compliance and mass flow gain factor of cavitating pump
MFFLORESTAN 3 ROOM#69 Analysis and Mitigation of Von Kármán Vortex-Induced Vibrations in Guide Vanes of a Hydraulic Turbine
CFD -
15:20César Lattes Room
#96 Air Injection Technique for the Mitigation of Particle Erosion in Ultra-Low Head Axial Turbines: A Numerical Investigation
CFDFlorestan 1 Room#130 Transient multiphase flow development during pump-turbine start-up
MFFLORESTAN 3 ROOM#66 Application of the partially averaged Navier Stokes turbulence model for cavitation prediction of the Francis-99 turbine
MF -
15:40
Coffee Break
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16:10César Lattes Room
#101 New geometric configuration of diagonal flow wells turbines, a numerical approach
HTFlorestan 1 Room#15 Qualitative Comparison of Bubble Dynamics in Flows over Elbow and Venturi-Shaped Deflectors
MFFLORESTAN 3 ROOM#4 Hybrid Optimization and Additive Manufacturing Framework for Impeller Design in Micro-Hydraulic Turbines
SH -
16:30César Lattes Room
#115 One-Way Fluid-Structure Interaction Analysis of a H-Darrieus Vertical-Axis Hydrokinetic Turbine Using the Actuator Line Method and Finite Element Method
CFDFlorestan 1 Room#152 A stochastic sub-grid force model for cavitation-sediment erosion synergy in hydraulic machinery
MFFLORESTAN 3 ROOM#92 A Methodological Framework for CFD-Driven Metaheuristic Optimization of Hydraulic Turbines
IS -
16:50César Lattes Room
#16 A simplified time-parallel workflow for CFD simulations of hydraulic turbines at low load conditions
CFDFlorestan 1 Room#68 Fast Switching Between Turbine and Synchronous Condenser Modes to Improve Hydropower Unit Start-Up Flexibility
ESFFLORESTAN 3 ROOM#86 Experimental Determination of Stresses in the Connecting Rods of a Kaplan Turbine Actuation Mechanism
MF -
17:10César Lattes Room
#79 Investigation of Fluid-Added Damping and Mass in High-Head Pump-Turbines with Complex Confinement Geometries
CFDFlorestan 1 Room#87 Application and measurement of hydraulic short circuit operation in a pumped-storage power plant
ESFFLORESTAN 3 ROOM#154 IoT Smart Sensor for Three-Phase Induction Motor Monitoring
MF -
17:30César Lattes Room
#122 Re-designing and optimizing of pump impeller using the inverse design method to improve Pump-as-Turbine performance
CFDFlorestan 1 Room#64 Advanced control algorithm for battery-hybrid hydropower plant to improve water management and reduce turbine wear
ESF -
17:50César Lattes Room
#43 Effect of As-Built Geometric Variations on Unsteady CFD Load Prediction for a Francis Turbine Runner
CFDFlorestan 1 Room#54 Possibilities for Controlling a Closed-Loop Test Rig to Replicate Transient Boundary Conditions of a Full-Size Hydropower Plant
ESF
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09:00César Lattes Room
#91 Developing a parametric scaled model of an eroded turbine
HTFlorestan 1 Room#146 Storage of Surplus Hydroelectric Energy via Battery Energy Storage Systems (BESS) for Reelectrification and Green Hydrogen Production: A Scientific Review
ESF -
09:20César Lattes Room
#107 Mechanisms of Aeration-Induced Pressure Pulsation Suppression in a Francis Turbine Draft Tube with a Precessing Vortex Core
HTFlorestan 1 Room#133 Optimization of fast transition from pump to turbine mode of a variable speed pump turbine
ESF -
09:40César Lattes Room
#128 Numerical analysis of the operation of a Kaplan turbine at different operating points
HTFlorestan 1 Room#48 Comparative analysis on modelling and rules of short-term dispatch between Pelton and Francis turbines
ESF -
10:00César Lattes Room
#129 Experimental and Numerical Investigation of Water Column Separation with Air Injection in a Francis Type Model Hydraulic Circuit
HTFlorestan 1 Room#44 Real-time embedded strain measurement on prototype Kaplan turbines using an underwater telemetry approach
MT -
10:20
Coffee Break
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10:50César Lattes Room
#132 Vibration-based condition monitoring of Pelton turbines: Field assessment
HTFlorestan 1 Room#52 Autonomous System for Measuring Blade Deformations in Kaplan Turbines During Operational Testing
MT -
11:10César Lattes Room
#136 Blockage by ingested bodies in Francis turbine runners
HTFlorestan 1 Room#148 Continuous Enthalpy-Based Efficiency Monitoring for Extended Turbine Performance Assessment in Sediment-Laden Hydropower Plants
MT -
11:30César Lattes Room
#141 Numerical analysis of the internal flow and jet quality for a high-head Pelton turbine
HTFlorestan 1 Room#14 From Strain Gauges to Hot Spots: A Dynamic Transposition Approach for Stochastic Loads
MT -
11:50César Lattes Room
#142 Study on the influence of the bucket cutout for the Pelton turbine performance
HTFlorestan 1 Room#88 Monitoring and detection of hydraulic phenomena in turbines using acoustic emission methods and artificial intelligence
MT -
12:10
Lunch*
At each participant’s own expense
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14:00César Lattes Room
#151 Co-simulations of variable-speed Francis pump-turbine start-ups: methodology and validation
HTFlorestan 1 Room#126 Turbine Scaling for the Design of Offshore Hydrokinetic Farms
MT -
14:20César Lattes Room
#100 Intelligent Monitoring and Optimal Operation of Kaplan Turbines Based on Machine Learning Techniques
HTFlorestan 1 Room#19 Integrating Lifecycle Strategies, Digitalisation, and Decision-Support in Hydropower Asset Management: A Multidimension Taxonomy
SH -
14:40César Lattes Room
#75 Open loop transient measurements of Francis-99 turbine
HTFlorestan 1 Room#139 Development of local capabilities for experimental evaluation of hydraulic turbines: A validation case study
SH -
15:00César Lattes Room
#25 Development and Parametric Scaling of an Axial-Flow Bulb Turbine for Ultra-Low Head Hydropower Applications
CFDFlorestan 1 Room#58 Performance analysis of hydrokinetic turbine installed in open channel
SH -
15:20César Lattes Room
#34 Influence of Internal Component Tolerances on Fatigue Loads in Kaplan Runners: Importance of Full 360-Degree FE Modelling
HTFlorestan 1 Room#5 Energy Recovery in Water Distribution Networks: A Modular Approach
SH -
15:40
Coffee Break
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16:10César Lattes Room
#150 Mitigation of penstock hydroacoustic resonance caused by rotor stator interactions in the case of small hydro Francis turbine
HTFlorestan 1 Room#138 Optimized Design of a Hydrokinetic Turbine with Diffuser Plane Plate for Low-Cost Applications
SH -
16:30César Lattes Room
#143 Numerical Analysis of Bucket Rear Surface on the Pelton Turbine Bucket Power Output
HTFlorestan 1 Room#37 Experimental Validation of an Optimized Diffuser-Augmented Hydrokinetic Turbine Through Air Testing
SH -
16:50César Lattes Room
#11 Extending flow estimation in data-scarce Ecuadorian basins GIS and k-means clustering for pumps-as-turbines site mapping
HTFlorestan 1 Room#17 Feasibility Study on Hydropower Technology for Surplus Energy Utilization of Circulating Cooling Water in Nuclear Power Plant
SH -
17:10César Lattes Room
#24 CFD Investigation of Jet Detachment influencing Droplet Erosion in a Pelton Turbine Bucket
HTFlorestan 1 Room#28 Firm Energy Assessment in SHPs: Influence of Turbine Performance
SH -
17:30César Lattes Room
#49 Experimental investigation of rotating vortex rope mitigation in the draft tube of an axial model turbine
HTFlorestan 1 Room#135 Assessing alternatives for rehabilitation of a hydroelectric power plant in South America
GT -
17:50César Lattes Room
#89 A study on Prediction of Submergence Required for Reversible Pump Turbines
HTFlorestan 1 Room#119 Research on the Impact of Regulation Strategies of Hydropower Stations Cascaded by Regulating Ponds on Load Rejection Transient Process
GT
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09:00César Lattes Room
#113 Development of an automated framework to optimize Francis runner blades
HTFlorestan 1 Room#106 Development of a self-operating floodgate to increase reservoir storage capacity
GT -
09:20César Lattes Room
#125 Effects of porous plates on mitigating the rotating vortex rope
HTFlorestan 1 Room#55 Mapping the RVR region effectively in Francis Turbines
VB -
09:40César Lattes Room
#35 Assessment of runner stress during start-up of a Francis turbine based on field measurements on stationary components
HTFlorestan 1 Room#56 Vortex breakdown as an instability mode: Linear stability and adjoint sensitivity of the turbulent swirling jet in a Francis turbine draft tube
VB -
10:00César Lattes Room
#78 A Metamodel-Assisted Optimization Framework for Industrial Hydraulic Turbine Design
HTFlorestan 1 Room#145 Experimental and numerical characterisation of the radial-axial jet concept for vortex breakdown control in Francis turbines
VB -
10:20
Coffee Break
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10:50César Lattes Room
#51 Assessment of Polyhedral Meshes for CFD Simulation of a Kaplan Turbine
HTFlorestan 1 Room#20 Comparison of Damage Characteristics Between a Francis Turbine and a Pump-Turbine with Similar Specific Speed
VFL -
11:10César Lattes Room
#71 An Optimization Control for Coordinated Operation of Multi-stage Cascaded Hydraulic Turbine Units Based on Flow Matching
HTFlorestan 1 Room#13 Compressed Air Admission in Francis Turbines: Prototype Validation and Analysis of Hydraulic Effects
VFL -
11:30César Lattes Room
#117 Defining operating limits for Kaplan turbines in propeller mode
HTFlorestan 1 Room#36 Francis runner start-up dynamic stress simulation and optimization
VFL -
11:50César Lattes Room
#118 Wear monitoring and sediment handling on partly-coated Francis turbines during fine sediment venting
HTFlorestan 1 Room#72 Analysis of a Pump-Turbine runner operating in aFRR and analysis of mitigation measurements
VFL -
12:10
Lunch*
At each participant’s own expense
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14:00César Lattes Room
#12 Study on High Part Load Pressure Pulsation in Francis Turbines
HTFlorestan 1 Room#103 Prediction of Dynamic Stability in Cylindrical Bearings Using CFD under Film Rupture Conditions
VFL -
14:20César Lattes Room
#73 Image-Processing-Based Cavitation Contour Detection for Evaluating Draft-Tube Vortex Behavior in Francis Turbines
HTFlorestan 1 Room#121 Hydraulic resonance at low part load in a medium-high-head Francis turbine
VFL -
14:40César Lattes Room
#77 Influence of Hybridising Pump Turbines with a Battery on Guide Vanes Stress
HTFlorestan 1 Room#70 Experimental Study of Rotor-Stator Interaction During Fast Mode Transitions in Reversible Pump-Turbines
PT -
15:00César Lattes Room
#80 On the structural and electromagnetic dynamic response of a 10 MW Kaplan turbine prototype under off-cam and transient conditions
HTFlorestan 1 Room#53 Modification design of a model test rig for pumped storage system with variable-speed and fixed-speed units
PT -
15:20César Lattes Room
#81 Hydrodynamic Signature Analysis of a Fractured Runner Blade in Francis Turbines using URANS Simulations
HTFlorestan 1 Room#30 Operating-Mode Effects on Unit-Pipeline Coupled Pressure Pulsations in an Ultra-High-Head Pump-Turbine with Splitter Blades
PT -
15:40
Coffee Break
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16:10César Lattes Room
#6 New nozzle configuration attached at the end of the Francis turbine runner crown to mitigate the instabilities generated by the swirling flow
HTFlorestan 1 Room#67 Transient Safety Assessment of the HidroAguagrun Pump-as-Turbine Hydropower Plant in Rural Ecuador Using Equivalent Valve Modelling
PT -
16:30César Lattes Room
#7 Numerical Investigation of the Influence of Jet Position and Bucket Width on Pelton Turbine Efficiency
HTFlorestan 1 Room#74 Hydraulic performance of booster pump configurations for reversible pump turbines in retrofitted pumped storage hydropower plants
PT -
16:50César Lattes Room
#42 CFD-driven runner modification to suppress Francis turbine instabilities
HTFlorestan 1 Room#144 Design, Modeling and Computational Simulation of Centrifugal Pumps Operating as Turbines for Micro Hydroelectric Generation
PT -
17:10César Lattes Room
#50 Development of Francis Turbine Runners for Retrofit Projects Using an Integrated CFD Methodology and Inverse Design
HTFlorestan 1 Room#94 Numerical Investigation of Lower-Reservoir Vortex Formation during Hydraulic Short-Circuit Operation in a Pumped-Storage Hydropower Plant
IS -
17:30César Lattes Room
#62 Gyroids: A promising passive solution to suppress vortex induced vibrations in hydraulic machines
HTFlorestan 1 Room#123 Numerical Analysis of Interactive Transient Phenomena in a Hydropower Plant Utilizing Rever Maintenance Discharge
IS -
20:00
Cultural Social Dinner & Folklore Show
“Churrascaria show Rafain”
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09:00
Closing Ceremony of the 33rd SHMS
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10:00
Technical Visit to the Itaipu Binacional Hydroelectric Power Plant
HT Hydraulic turbinesCFD Computational fluid dynamics and fluid structure interactionESF Energy storage and flexibilityGT General topicsIS Intake systemMT Measurement techniques and signal processingMF Multiphase flowPT Pump-turbinesSH Sustainable hydropowerVFL Vibration and fatigue loadingVB Vortex breakdown
* Lunch is not provided by the organization and is at each participant’s own expense. A restaurant is available on-site at the venue.