Stefan Hoerner

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Publications

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An open laboratory blade strike rig to evaluate the risk of injury and mortality to fish and to test passive sensors

Wolf Iring Kösters , Jeffrey A Tuhtan , Danil Efimov , Maarja Kruusmaa , Stefan Hoerner

Sustainable Energy Technologies and Assessments, 2025, 81, pp.104427. ⟨10.1016/j.seta.2025.104427⟩

Article dans une revue hal-05167316v1
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Objective Functions for the Blade Shape Optimisation of a Cross-Flow Tidal Turbine under Constraints

Karla Ruiz-Hussmann , Pierre-Luc Delafin , Cyrille Bonamy , Yves Delannoy , Dominique Thévenin et al.

International Marine Energy Journal, 2025, EWTEC 2023 papers special issue, 8 (1), pp.47-55. ⟨10.36688/imej.8.47-55⟩

Article dans une revue hal-05117543v1

Blade shape evaluation for cross-flow tidal turbines—A fast and automated assessment tool for early design stage based on power and load coefficients

Karla Ruiz-Hussmann , Pierre-Luc Delafin , Timo Bennecke , Cyrille Bonamy , Stefan Hoerner

Physics of Fluids, 2025, 37 (11), ⟨10.1063/5.0291030⟩

Article dans une revue hal-05364773v1
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Methodology to capture the single blade loads on a cross-flow tidal turbine flume model

Timo Bennecke , Shokoofeh Abbaszadeh , Karla Ruiz-Hussmann , Paul Joedecke , Pierre-Luc Delafin et al.

International Marine Energy Journal, 2025, EWTEC 2023 papers special issue, 8 (2), pp.197-206. ⟨10.36688/imej.8.197-206⟩

Article dans une revue hal-05117547v1
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An experimental optimization environment for developing an intracycle pitch control in cross flow turbines

Stefan Hoerner , Roberto Leidhold , Shokoofeh Abbaszadeh , Karla Ruiz-Hussmann , Timo Bennecke et al.

International Marine Energy Journal, 2025, EWTEC 2023 papers special issue, 8 (1), pp.37-46. ⟨10.36688/imej.8.37-46⟩

Article dans une revue hal-05117538v1
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3D CFD analysis of pressure, boundary layer and shear stresses on a gudgeon ( Gobio gobio )

Ali Hassan Khan , Stefan Hoerner , Gert Toming , Maarja Kruusmaa , Jeffrey A Tuhtan

Journal of Ecohydraulics, 2024, pp.1-15. ⟨10.1080/24705357.2024.2426809⟩

Article dans une revue hal-04792038v1
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Experimental optimization of a fish robot’s swimming modes: a complex multiphysical problem

Shokoofeh Abbaszadeh , Stefan Hoerner , Roberto Leidhold

Experiments in Fluids, 2024, 65 (4), pp.51. ⟨10.1007/s00348-024-03786-0⟩

Article dans une revue hal-04512883v1

Optimum geometry of seashell-shaped wind turbine rotor: Maximizing output power and minimizing thrust

Islam Abdelghafar , Abdelaziz Refaie , Emeel Kerikous , Dominique Thévenin , Stefan Hoerner

Energy Conversion and Management, 2023, 292, pp.117331. ⟨10.1016/j.enconman.2023.117331⟩

Article dans une revue hal-04206489v1
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Simultaneous flow measurement and deformation tracking for passive flow control experiments involving fluid–structure interactions

Wolf Iring Kösters , Stefan Hoerner

Journal of Fluids and Structures, 2023, 121, pp.103956. ⟨10.1016/j.jfluidstructs.2023.103956⟩

Article dans une revue hal-04206124v1

Evolutionary optimization of a Savonius rotor with sandeel-inspired blades

Islam Abdelghafar , Emeel Kerikous , Stefan Hoerner , Dominique Thévenin

Ocean Engineering, 2023, 279, pp.114504. ⟨10.1016/j.oceaneng.2023.114504⟩

Article dans une revue hal-04206492v1
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On the influence of head motion on the swimming kinematics of robotic fish

Shokoofeh Abbaszadeh , Yanneck Kiiski , Roberto Leidhold , Stefan Hoerner

Bioinspiration and Biomimetics, 2023, 18 (5), pp.056007. ⟨10.1088/1748-3190/aceedb⟩

Article dans une revue hal-04206401v1
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A Design Concept and Kinematic Model for a Soft Aquatic Robot with Complex Bio-mimicking Motion

Shokoofeh Abbaszadeh , Roberto Leidhold , Stefan Hoerner

Journal of Bionic Engineering, 2022, 19 (1), pp.16-28. ⟨10.1007/s42235-021-00126-4⟩

Article dans une revue hal-04206130v1
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An open 3D CFD model for the investigation of flow environments experienced by freshwater fish

Ali Hassan Khan , Karla Ruiz-Hussmann , Dennis Powalla , Stefan Hoerner , Maarja Kruusmaa et al.

Ecological Informatics, 2022, 69, pp.101652. ⟨10.1016/j.ecoinf.2022.101652⟩

Article dans une revue hal-04206503v1
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Genetic Optimisation of a Free-Stream Water Wheel Using 2D Computational Fluid Dynamics Simulations Points towards Design with Fully Immersed Blades

Abhishekkumar Shingala , Olivier Cleynen , Aman Jain , Stefan Hoerner , Dominique Thévenin

Energies, 2022, 15 (10), pp.3723. ⟨10.3390/en15103723⟩

Article dans une revue hal-04206127v1
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An Efficient Method for Computing the Power Potential of Bypass Hydropower Installations

Olivier Cleynen , Dennis Powalla , Stefan Hoerner , Dominique Thévenin

Energies, 2022, 15 (9), pp.3228. ⟨10.3390/en15093228⟩

Article dans une revue hal-04206128v1
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Cross-Flow Tidal Turbines with Highly Flexible Blades - Experimental Flow Field Investigations at Strong Fluid–Structure Interactions

Stefan Hoerner , Wolf Iring Kösters , Laure Vignal , Olivier Cleynen , Shokoofeh Abbaszadeh et al.

Energies, 2021, 14 (4), pp.797. ⟨10.3390/en14040797⟩

Article dans une revue hal-03144978v1
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A Computational Fluid Dynamics Model for a Water Vortex Power Plant as Platform for Etho-and Ecohydraulic Research

Dennis Powalla , Stefan Hoerner , Olivier Cleynen , Nadine Müller , Jürgen Stamm et al.

Energies, 2021, 14 (3), pp.639. ⟨10.3390/en14030639⟩

Article dans une revue hal-03144988v1
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Passive flow control mechanisms with bioinspired flexible blades in cross-flow tidal turbines

Stefan Hoerner , Shokoofeh Abbaszadeh , Olivier Cleynen , Cyrille Bonamy , Thierry Maître et al.

Experiments in Fluids, 2021, 62 (5), ⟨10.1007/s00348-021-03186-8⟩

Article dans une revue hal-03221487v1

Optimal design for the free-stream water wheel: A two-dimensional study

Olivier Cleynen , Sebastian Engel , Stefan Hoerner , Dominique Thévenin

Energy, 2021, 214, pp.118880. ⟨10.1016/j.energy.2020.118880⟩

Article dans une revue hal-03144991v1
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Darrieus vertical-axis water turbines: deformation and force measurements on bioinspired highly flexible blade profiles

Stefan Hoerner , Cyrille Bonamy , Olivier Cleynen , Thierry Maître , Dominique Thévenin

Experiments in Fluids, 2020, 61, ⟨10.1007/s00348-020-02970-2⟩

Article dans une revue hal-02750344v1
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Structured-light-based surface measuring for application in fluid–structure interaction

Stefan Hoerner , Cyrille Bonamy

Experiments in Fluids, 2019, 60 (11), pp.168. ⟨10.1007/s00348-019-2821-3⟩

Article dans une revue hal-02338663v1
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Characteristics of the fluid–structure interaction within Darrieus water turbines with highly flexible blades

Stefan Hoerner , Shokoofeh Abbaszadeh , Thierry Maître , Olivier Cleynen , Dominique Thévenin

Journal of Fluids and Structures, 2019, 88, pp.13-30. ⟨10.1016/j.jfluidstructs.2019.04.011⟩

Article dans une revue hal-02126765v1
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Experimental investigation of an optimized pitch control for a Vertical Axis Turbine

Shokoofeh Abbaszadeh , Stefan Hoerner , Thierry Maître , Roberto Leidhold

IET Renewable Power Generation, 2019, 13 (16), pp.3106-3112. ⟨10.1049/iet-rpg.2019.0309⟩

Article dans une revue hal-02357328v1

Characterization of the performance of a free-stream water wheel using computational fluid dynamics

Olivier Cleynen , Emeel Kerikous , Stefan Hoerner , Dominique Thévenin

Energy, 2018, 165, pp.1392-1400. ⟨10.1016/j.energy.2018.10.003⟩

Article dans une revue hal-02293958v1

Numerical analysis of the compromise between power output and fish-friendliness in a vortex power plant

Stephanie Müller , Olivier Cleynen , Stefan Hoerner , Nils Lichtenberg , Dominique Thévenin

Journal of Ecohydraulics, 2018, 3 (2), pp.86-98. ⟨10.1080/24705357.2018.1521709⟩

Article dans une revue hal-02293960v1
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Characterization of Hydraulic Power in Free-Stream Installations

Olivier Cleynen , Stefan Hoerner , Dominique Thévenin

International Journal of Rotating Machinery, 2017, 2017, pp.1-10. ⟨10.1155/2017/9806278⟩

Article dans une revue hal-02293956v1

Optimization and Experimental Validation of Savonius Turbines with Integrated Deflector for Enhanced Low-Speed Hydropower Efficiency

Emeel Kerikous , Peter Kovats , Stefan Hoerner , Dominique Thévenin

Proceedings of the 16th European Turbomachinery Conference (ETC16) Turbomachinery, Fluid Dynamics and Thermodynamics,, EuroTurbo European Turbomachinery Society, Mar 2025, Hannover, Germany

Communication dans un congrès hal-05155157v1

Combined optimization of the blade shape and operating point of a cross-flow tidal turbine for increased performance and reduced fatigue loadings

Karla Ruiz-Hussmann , Pierre-Luc Delafin , Cyrille Bonamy , Yves Delannoy , Stefan Hoerner et al.

Proceedings of the European Wave and Tidal Energy Conference, Sep 2025, Madeira, Portugal. ⟨10.36688/ewtec-2025-891⟩

Communication dans un congrès hal-05269917v1

Alternative methods to experiments on live fish for the risk of mortality for fish entrained in hydraulic machines

Stefan Hoerner , Dennis Powalla , Wolf Iring Kösters , Jeffrey A. Tuhtan , Falko Wagner et al.

8eme Colloque HydroES - Environement and Sustainability, SHF Société Hydrotechnique de France, Sep 2025, Grenoble, France

Communication dans un congrès hal-05435707v1
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Dynamic Control and Sensing Architecture for Experimental Intracycle Pitching in Cross-Flow Turbines

Adhithiyan Jayaprakash , Stefan Hoerner , Shokoofeh Abbaszadeh , Roberto Leidhold

7th International Conference on Ocean Engineering, Chennai, India (2025), Sep 2025, Chennai, India

Communication dans un congrès hal-05269916v1

Direct-Driven Blade-Embedded Pitch Actuator for High Dynamic Pitching Applications

Adhithiyan Jayaprakash , Stefan Hoerner , Roberto Leidhold

Proceedings of the European Wave and Tidal Energy Conference, Sep 2025, Madeira, Portugal. ⟨10.36688/ewtec-2025-1062⟩

Communication dans un congrès hal-05269914v1

Improving the efficiency of cross-flow tidal turbines through optimized active control of the pitch angle

Stefan Hoerner , Timo Bennecke , Karla Ruiz-Hussmann , Adhithiyan Jayaprakash , Frederik Nottrodt et al.

Journée scientifique du GDR EOL-EMR 2025, GDR EOL-EMR, Dec 2025, Chatou, France

Communication dans un congrès hal-05454884v1

Quantitative Behavioral Analysis of Fish Passage: A Laboratory Study of Hydraulic Conditions Relevant to Turbine and Pump Inlets

Falko Wagner , Jelger Ellings , Ianina Kopecki , Tom Rößger , Jeffrey A. Tuhtan et al.

15th International Symposium on Ecohydraulics and Fish Passage, IAHR, May 2024, Quebec, Canada

Communication dans un congrès hal-05155161v1
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Quantifying fish response to extreme hydraulic conditions during downstream passage

Ianina Kopecki , Falko Wagner , Stefan Hoerner

IAHR 10th International Symposium on Hydraulic Structures, ETH Zurich, Jun 2024, Zurich, Switzerland. ⟨10.3929/ethz-b-000676018⟩

Communication dans un congrès hal-04642592v1
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On the numerical methods for tracking a European eel motion in a closed-conduit system

Islam Abdelghafar , Jonathan D Bolland , Dominique Thévenin , Philip A Rubini , Rosalind M Wright et al.

IAHR 10th International Symposium on Hydraulic Structures, ETH Zurich, Jun 2024, Zurich, Switzerland. ⟨10.3929/ethz-b-000676016⟩

Communication dans un congrès hal-04642586v1

Estimating fish swimming speed using non-invasive backpack sensors in a laboratory flume at high flow velocities

Ianina Kopecki , Jeffrey A. Tuhtan , Falko Wagner , Tom Roessger , Tobias Hägele et al.

15th International Symposium on Ecohydraulics and Fish Passage, IAHR, May 2024, Quebec, Canada

Communication dans un congrès hal-05155163v1

Towards a reliable and validated toolbox to replace live fish tests for the assessment of injury and mortality during downstream passage

Stefan Hoerner , Wolf Iring Kösters , Shokoofeh Abbaszadeh , Falko Wagner , Jeffrey A Tuhtan

IAHR 15th International Symposium on Ecohydraulics and Fish Passage, May 2024, Quebec City, Canada

Communication dans un congrès hal-04642604v1
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Erschöpfung und Schwimmkapazität von Fischen in der Modellierung von Schädigungsrisiken in Turbinen- und Pumpenpassagen

Dennis Powalla , Emeel Kerikous , Stefan Hoerner

47. Dresdner Wasserbaukolloquium 2024 „Von der Technischen Hydromechanik zu Environmental Fluid Dynamics“, Technische Universität Dresden – Fakultät Bauingenieurwesen Institut für Wasserbau und Technische Hydromechanik, Mar 2024, Dresden (GERMANY), Germany

Communication dans un congrès hal-05155153v1
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Fischverhalten in Turbinen und Pumpen - Ergebnisse ethohydraulischer Modellversuche

Falko Wagner , Tom Rößger , Stefan Hoerner , Ianina Kopecki , Jelger Ellings et al.

47. Dresdner Wasserbaukolloquium 2024 „Von der Technischen Hydromechanik zu Environmental Fluid Dynamics“, Technische Universität Dresden – Fakultät Bauingenieurwesen Institut für Wasserbau und Technische Hydromechanik, Mar 2024, Dresden, Germany

Communication dans un congrès hal-05155156v1

Bio-inspired robotic fish for assessment of injury risks during the fish passage

Shokoofeh Abbaszadeh , Gert Toming , Jeffrey A. Tuhtan , Roberto Leidhold , Stefan Hoerner

15th International Symposium on Ecohydraulics and Fish Passage, IAHR, May 2024, Quebec, Canada

Communication dans un congrès hal-05155168v1

A New, Non-invasive Fish Backpack Biologger to Measure the Physical Conditions Experienced by Swimming Fish during Downstream Passage

Falko Wagner , André Busch , David Buysse , Stefan Hoerner , Moritz Kenndorf et al.

Fish Passage 2022, Pacific Northwest National Laboratory, Jun 2022, Richland, WA, United States

Communication dans un congrès hal-04649170v1

Experimental Evaluation of the Behavior of Highly-Flexible Structures for Vertical Axis Water Turbines

Stefan Hoerner , Shokoofeh Abbaszadeh , Thierry Maître , Laure Vignal , Christian-Toralf Weber et al.

Conference on Modelling Fluid Flow, Sep 2018, Budapest, Hungary

Communication dans un congrès hal-01904149v1

Fluid-structure-interaction of a flexible composite hydrofoil in forced rotational oscillation motion

Stefan Hoerner , Thierry Maître , Cyrille Bonamy , Dominique Thévenin

Proceedings of 9th International Symposium on Fluid-Structure Interactions, Flow-Sound Interactions, Flow-Induced Vibration & Noise, Jul 2018, Toronto, Canada

Communication dans un congrès hal-01787154v1

The effect of the reduced frequency on oscillating flexible hydrofoils

Stefan Hoerner , Shokoofeh Abbaszadeh , Thierry Maître , Christian-Toralf Weber , Roberto Leidhold et al.

SHF/AFM Conference on Hydraulic machines and Cavitation, Nov 2017, Paris, France

Communication dans un congrès hal-01787118v1
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Strongly-coupled fluid-structure-interaction with large deformations on a flexible hydrofoil under forced oscillation

Stefan Hoerner , Cyrille Bonamy , Thierry Maître , Olivier Cleynen , Dominique Thévenin

12th OpenFoam Workshop, Jul 2017, Exeter, United Kingdom

Communication dans un congrès hal-01685286v1

Influence of flotation bodies on the power characteristics of a free-stream water wheel

Olivier Cleynen , Stefan Hoerner , Dominique Thévenin

Sustainable Hydraulics in the Era of Global Change : Proceedings of the 4th IAHR Europe Congress, Jul 2016, Liege, Belgium

Communication dans un congrès hal-02293965v1

Comparison of Near-Body Flow Fields of a Gudgeon and NACA0013 Profile

Ali Hassan Khan , Gert Toming , Stefan Hoerner , Jeffrey A. Tuhtan

Kalinowska, M.B.; Mrokowska, M.M.; Rowinski, P.M. Advances in Hydraulic Research, GeoPlanet, ISH 2023, Earth and Planetary Sciences, Springer Nature Switzerland, pp.231-242, 2024, GeoPlanet: Earth and Planetary Sciences, 978-3-031-56092-7. ⟨10.1007/978-3-031-56093-4_18⟩

Chapitre d'ouvrage hal-04642598v1