Publikace

• POCHYLÝ, F.; RUDOLF, P.; HALUZA, M.; HABÁN, V.; HUDEC, M.; ŠTEFAN, D.; ČUPR, P. Vývoj vírové turbíny v násoskovém uspořádání.
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• 2024

  KOZÁK, J.; VÁŇA, P.; HORKÝ, J.; MACHOŇ, M.; ŠTEFAN, D. DESIGN, DEVELOPMENT, AND TESTS OF THE E-PUMPS FOR THE RELIANCE ENGINE. Glasgow, UK: Association Aéronautique et Astronautique de France, 2024.
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  BEZDÍČEK, J.; CHABANNES, L.; ŠTEFAN, D. Effect of splitter blades on turbine mode of low specific speed pump. In Experimental Fluid Mechanics 2022. EPJ Web of Conferences. EPJ Web of Conferences, 2024. s. 1-13. ISSN: 2100-014X.
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  POCHYLÝ, F.; ŠTEFAN, D.; FIALOVÁ, S. Study of dynamic vortex structures of an incompressible liquid. In Experimental Fluid Mechanics 2022. EPJ Web of Conferences. EPJ Web of Conferences, 2024. s. 1-6. ISSN: 2100-014X.
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• 2022

  ŠTEFAN, D.; HUDEC, M.; ROSSI, M.; NIGRO, A.; RENZI, M.; POCHYLÝ, F.; BEZDÍČEK, J.; RUDOLF, P. Assessment of Specific Speed Influence on Pump-as-Turbine Operation. Proceedings of conference ViennaHydro 2022. Wien: TU Wien, 2022. s. 1-12.
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  ROSSI, M.; RENZI, M.; ŠTEFAN, D.; MUNTEAN, S. Small-Scale Hydropower and Energy Recovery Interventions: Management, Optimization Processes and Hydraulic Machines Applications. BASEL: MDPI, 2022. s. 1-5.
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  ŠTEFAN, D.; CHABANNES, L.; HUDEC, M.; BEZDÍČEK, J.; RUDOLF, P. Effect of blade layout on performance of low specific speed pump operating in turbine mode. In IOP Conference Series: Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. 2022. s. 1-10. ISSN: 1755-1315.
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• 2021

  HIMR, D.; HABÁN, V.; ŠTEFAN, D. Inner Damping of Water in Conduit of Hydraulic Power Plant. Sustainability, 2021, roč. 13, č. 13, s. 1-10. ISSN: 2071-1050.
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  CHABANNES, L.; ŠTEFAN, D.; RUDOLF, P. Volute throat area and wall modelling influence on the numerical performances of a very low specific speed pump. In IOP Conference Series-Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. IOP Publishing, 2021. s. 012007-012007. ISSN: 1755-1307.
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  CHABANNES, L.; ŠTEFAN, D.; RUDOLF, P. Effect of Splitter Blades on Performances of a Very Low Specific Speed Pump. ENERGIES, 2021, roč. 14, č. 13, s. 1-13. ISSN: 1996-1073.
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  ŠTEFAN, D.; HUDEC, M.; URUBA, V.; PROCHÁZKA, P.; URBAN, O.; RUDOLF, P. Experimental investigation of swirl number influence on spiral vortex structure dynamics. In IOP Conference Series-Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. IOP Publishing, 2021. s. 012085-012085. ISSN: 1755-1307.
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• 2020

  ŠTEFAN, D.; ROSSI, M.; HUDEC, M.; RUDOLF, P.; NIGRO, A.; RENZI, M. Study of the internal flow field in a pump-as-turbine (PaT): Numerical investigation, overall performance prediction model and velocity vector analysis. RENEWABLE ENERGY, 2020, roč. 156, č. 0, s. 158-172. ISSN: 0960-1481.
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  ŠTEFAN, D.; RUDOLF, P.; POCHYLÝ, F. Návrh hydrauliky a CFD výpočet palivového čerpadla na tekutý kyslík v rámci projektu MPO FV-TRIO. 2020.
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  RUDOLF, P.; ŠTEFAN, D. SciFSI - Scientific Investigation of Fluid Structure Interactions. 2020.
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  ŠTEFAN, D.; HABÁN, V.; RUDOLF, P. CFD výpočty dynamického a statického zatížení OK Francisovy turbíny ns = 200 min-1. Brno: 2020.
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• 2019

  ŠTEFAN, D., RUDOLF, P., HUDEC, M., URUBA, V., PROCHÁZKA, P. URBAN, O. Experimental investigation of vortex ring formation as a consequence of spiral vortex re-connection. In IOP Conference Series: Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. 2019. s. 1-6. ISSN: 1755-1315.
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  ČUPR, P.; ŠTEFAN, D.; HABÁN, V.; RUDOLF, P. FSI analysis of francis-99 hydrofoil employing SBES model to adequately predict vortex shedding. In Journal of Physics: Conference Series. Journal of Physics: Conference Series. IOP, 2019. s. 1-14. ISSN: 1742-6596.
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  ŠTEFAN, D.; HOUDE, S.; DESCHÊNES, C. Numerical Investigation of Flow in a Runner of Low-Head Bulb Turbine and Correlation With Particle Image Velocimetry and Laser Doppler Velocimetry Measurements. JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 2019, roč. 141, č. 9, s. 1-18. ISSN: 0098-2202.
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  RUDOLF, P.; URBAN, O.; ŠTEFAN, D. Construction of a reduced-order dynamic model for prospective swirling flow control in hydraulic turbine draft tube. In IOP Conference Series: Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. 2019. s. 1-10. ISSN: 1755-1315.
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  RENZI, M., RUDOLF, P., ŠTEFAN, D., NIGRO, A., ROSSI, M. Installation of an axial Pump-as-Turbine (PaT) in a wastewater sewer of an oil refinery: A case study. APPLIED ENERGY, 2019, roč. 250, č. 0, s. 1-12. ISSN: 0306-2619.
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  RENZI, M., RUDOLF, P., ŠTEFAN, D., NIGRO, A., ROSSI, M. Energy recovery in oil refineries through the installation of axial Pumps-as-Turbines (PaTs) in a wastewater sewer: a case study. In Energy Procedia - Innovative Solutions for Energy Transitions. Energy Procedia. AMSTERDAM: ELSEVIER SCIENCE BV, 2019. s. 135-141. ISSN: 1876-6102.
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  POCHYLÝ, F.; FIALOVÁ, S.; ŠTEFAN, D. Effect of spiral vortices on the stability of vortex structures in the diffusor. In IOP Conference Series: Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. 2019. s. 1-8. ISSN: 1755-1315.
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  POCHYLÝ, F.; FIALOVÁ, S.; ŠTEFAN, D. Relation between the Fourier transform, POD and VOD. In AIP Conference Proceedings. AIP Conference Proceedings. AIP Conference Proceedings, 2019. s. 1-8. ISBN: 978-0-7354-1858-5. ISSN: 1551-7616.
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  POCHYLÝ, F.; RUDOLF, P.; ŠTEFAN, D.; MORAVEC, P.; STEJSKAL, J.; SKOTÁK, A. Design of a pump-turbine using a quasi-potential flow approach, mathematical optimization and CFD. In IOP Conference Series: Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. IOP Publishing, 2019. s. 1-10. ISSN: 1755-1315.
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• 2018

  KOZÁK, J.; RUDOLF, P.; HUDEC, M.; ŠTEFAN, D.; FORMAN, M. Numerical and Experimental Investigation of the Cavitating Flow Within Venturi Tube. JOURNAL OF FLUIDS ENGINEERING-TRANSACTIONS OF THE ASME, 2018, roč. 141, č. 4, s. 1-11. ISSN: 0098-2202.
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  RUDOLF, P.; URBAN, O.; ŠTEFAN, D.; POCHYLÝ, F. Flow control in hydraulic machinery. In 20. Internationales Seminar Wasserkraftanlagen. Vienna: 2018. s. 651-660. ISBN: 978-3-9504338-1-4.
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  KOZÁK, J.; RUDOLF, P.; HUDEC, M.; URBAN, O.; ŠTEFAN, D.; HUZLÍK, R.; ČALA, M. Investigation of the Cavitation Within Venturi Tube: Influence of the Generated Vortex. In Advances in Hydroinformatics. Singapore: Springer Singapore, 2018. s. 1049-1067. ISBN: 978-981-10-7217-8.
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  RUDOLF, P.; LITERA, J.; IBARRA BOLANOS, G.; ŠTEFAN, D. Manipulation of the swirling flow instability in hydraulic turbine diffuser by different methods of water injection. In EPJ Web of Conferences. EPJ Web of Conferences. EDP Sciences, 2018. s. 1-6. ISSN: 2100-014X.
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  ŠTEFAN, D.; RUDOLF, P.; HABÁN, V.; POCHYLÝ, F.; HALUZA, M. Preliminary design of the pump geometry for given parameters. 2018. s. 1-11.
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• 2017

  ŠTEFAN, D.; RUDOLF, P.; MUNTEAN, S.; SUSAN-RESIGA, R.;. Proper Orthogonal Decomposition of Self- Induced Instabilities in Decelerated Swirling Flows and Their Mitigation Through Axial Water Injection. JOURNAL OF FLUIDS ENGINEERING- TRANSACTIONS OF THE ASME, 2017, roč. 139, č. 8, s. 1-25. ISSN: 0098-2202.
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  POCHYLÝ, F.; RUDOLF, P.; ŠTEFAN, D.; STEJSKAL, J.; MORAVEC, P.; SKOTÁK, A.; ZOUHAR, J. Návrh čerpadlové turbíny s využitím diferenciální geometrie, optimalizačních metod a CFD. Praha: Techsoft Engineering s.r.o., 2017. s. 1-9.
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  ŠTEFAN, D.; MORAVEC, P.; POCHYLÝ, F.; RUDOLF, P. Tvarová optimalizace oběžného kola reverzní Francisovy turbíny FR125. Brno: 2017.
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• 2015

  RUDOLF, P.; ŠTEFAN, D.; KOZÁK, J. Odborná zpráva o postupu prací v roce 2015 - Úprava experimentálního okruhu a příprava pro měření elektrickou impedanční tomografií a time- resolved PIV. Brno: 2015.
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  JANDOUREK, P.; HABÁN, V.; HUDEC, M.; DOBŠÁKOVÁ, L.; ŠTEFAN, D. Design of hydraulic recuperation unit. In EPJ Web of Conferences. EPJ Web of Conferences. EDP Sciences, 2015. s. 347-350. ISSN: 2100-014X.
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  RUDOLF, P.; ŠTEFAN, D.; SEDLÁŘ, M.; KOZÁK, J.; HABÁN, V.; HUZLÍK, R. Spatio-temporal description of the cavitating flow behavior around NACA 2412 hydrofoil. In Journal of Physics: Conference Series. Journal of Physics: Conference Series. IOP Publishing, 2015. s. 1-5. ISSN: 1742-6596.
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  ŠTEFAN, D.; ZUBÍK, P.; HUDEC, M.; RUDOLF, P. Numerical and experimental investigation of swirling flow in a conical diffuser. EPJ Web of Conferences, 2015, roč. 2015, č. 92, s. 1-5. ISSN: 2100-014X.
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  ŠTEFAN, D.; RUDOLF, P. Proper Orthogonal Decomposition of Pressure Fields in a Draft Tube Cone of the Francis (Tokke) Turbine Model. In Journal of Physics: Conference Series. Journal of Physics: Conference Series. IOP Publishing, 2015. s. 1-14. ISSN: 1742-6596.
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  ŠTEFAN, D.; RUDOLF, P.; HUDEC, M.; HABÁN, V. Comprehensive Study Of Unsteady Pressure Pulsations Induced By The Spiral Vortex Structure In A Conical Diffuser. Proceedings of 6th IAHR meeting of the Working Group, IAHRWG 2015. Ljubljana: Faculty of Technologies and Systems, 2015. s. 331-338. ISBN: 978-961-6770-31-6.
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  KOZÁK, J.; RUDOLF, P.; ŠTEFAN, D.; HUDEC, M.; GRÍGER, M. ANALYSIS OF PRESSURE PULSATIONS OF CAVITATING FLOW IN CONVERGING-DIVERGING NOZZLE. In Cavitation and dynamic problems - IAHRWG 2015 - Proceedings. 1. 2015. s. 10-19. ISBN: 978-961-6770-31-6.
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  RUDOLF, P.; ŠTEFAN, D.; KLAS, R. Spatio-Temporal Description of the Swirling Flow in Hydraulic Turbine. WASSERWIRTSCHAFT, 2015, roč. 2015, č. 1, s. 18-22. ISSN: 0043-0978.
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• 2014

  RUDOLF, P.; ŠTEFAN, D.; HUDEC, M.; KOZÁK, J. Cavitation in swirling flows. In Proceedings of Kolloquium Kavitation und Kavitations Erosion. Bochum: RUB Bochum, 2014. s. 1-15.
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  RUDOLF, P.; ŠTEFAN, D.; POCHYLÝ, F. Dynamics of swirling flows in industrial applications. In Engineering Mechanics 2014: Book of Full Texts. Engineering mechanics 2014. Prague: ACAD SCI CZECH REPUBLIC, INST THERMOMECHANICS, DOLEJSKOVA 5, PRAGUE 8, 182 00, CZECH REPUBLIC, 2014. s. 38-41. ISBN: 978-80-214-4871-1. ISSN: 1805-8248.
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  RUDOLF, P.; ŠTEFAN, D. Spatio- temporal description of the swirling flow in hydraulic turbine draft tube. In Proceedings of 18th International Seminar on Hydropower. Vienna: TU Wien, 2014. s. 191-201. ISBN: 978-3-9501937-9- 4.
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  RUDOLF, P.; HUDEC, M.; GRÍGER, M.; ŠTEFAN, D. Characterization of the cavitating flow in converging-diverging nozzle based on experimental investigations. In EPJ Web of Conferences. EPJ Web of Conferences. EDP Sciences, 2014. s. 1-6. ISBN: 978-80-260-5375-0. ISSN: 2100-014X.
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  ŠTEFAN, D.; RUDOLF, P.; MUNTEAN, S.; SUSAN-RESIGA, R. Structure of Flow Fields Downstream of Two Different Swirl Generators. Engineering Mechanics, 2014, roč. 20, č. 5, s. 339-353. ISSN: 1805-4633.
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  ŠTEFAN, D.; ZUBÍK, P.; HUDEC, M.; RUDOLF, P. Numerical and experimental investigation of swirling flow in a conical diffuser. In Proceedings of the International conference Experimental Fluid Mechanics 2014. EPJ Web of Conferences. EDP Sciences, 2014. s. 563-567. ISSN: 2100-014X.
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  RUDOLF, P.; ŠTEFAN, D. Reduced order model of draft tube flow. In IOP Conference Series-Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. IOP Science, 2014. s. 1-10. ISSN: 1755-1315.
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• 2013

  ŠTEFAN, D.; RUDOLF, P. Computational Fluid Dynamic Study of the Flow Downstream of the Swirl Generator Using Large Eddy Simulation. 2013. s. 1-2.
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  ŠTEFAN, D.; HABÁN, V.; HUDEC, M.; VESELÝ, J.; RUDOLF, P. Analysis of Pelton Turbine Jet Decay Using a Proper Orthogonal Decomposition of Experimentally Obtained Image Ensemble. Book of Abstract, 5th International Workshop on Cavitation and Dynamic Problems in Hydraulic Machinery. Lausanne, Switzerland: Ecole polytechnique fédérale de Lausanne, Laboratory for Hydraulic Machines, 2013.
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• 2012

  RUDOLF, P.; ŠTEFAN, D. Decomposition of the swirling flow field downstream of Francis turbine runner. In IOP Conference Series: Earth and Environmental Science. IOP Conference Series: Earth and Environmental Science. IOP Publishing Ltd., 2012. s. 1-8. ISSN: 1755-1315.
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  ŠTEFAN, D.; RUDOLF, P.; MUNTEAN, S.; SUSAN-RESIGA, R.F. Structure of Flow Fields Downstream of Two Different Swirll Generators. In Engineering Mechanics 2012, Book of Extended Abstracts. Prague: 2012. s. 326-327. ISBN: 978-80-86246-39- 0.
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  ŠTEFAN, D.; RUDOLF, P.; SKOTÁK, A.; MOTYČÁK, L. Energy transformation and flow topology in an elbow draft tube. Applied andComputational Mechanics, 2012, roč. 6, č. 1, s. 93-106. ISSN: 1802-680X.
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  RUDOLF, P.; POCHYLÝ, F.; ČERMÁK, L.; ŠTEFAN, D. Instability of the swirling flows with/ without cavitation. Book of Extended Abstracts. 1. Praha: Czech Society for Mechanics, 2012. s. 1123-1124. ISBN: 978-80-86246-39- 0.
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  RUDOLF, P.; HUDEC, M.; ZUBÍK, P.; ŠTEFAN, D. Experimental measurement and numerical modeling of cavitating flow in converging-diverging nozzle. In EPJ Web of Conferences. EPJ Web of Conferences. 17 AVE DU HOGGAR PARC D ACTIVITES COUTABOEUF BP 112, F-91944 CEDEX A, FRANCE: EDP Sciences, 2012. s. 1-8. ISBN: 978-80-7372-784-0. ISSN: 2100-014X.
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• 2011

  RUDOLF, P.; HUDEC, M.; ZUBÍK, P.; ŠTEFAN, D. Experimental measurement and numerical modeling of cavitating flow in converging-diverging nozzle. In Proceedings of the International Conference Experimental Fluid Mechanics 2011. Liberec: Technical University of Liberec, 2011. s. 423-431. ISBN: 978-80-7372-784-0.
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  ŠTEFAN, D.; RUDOLF, P.; SKOTÁK, A.; MOTYČÁK, L. Energy transformation and flow topology in an elbow draft tube. In COMPUTATIONAL MECHANICS 2011, EXTENDED ABSTRACTS. Plzeň: ZČU - Plzeň, 2011. s. 55-56. ISBN: 978-80-261-0027- 0.
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• 2010

  ŠTEFAN, D.; RUDOLF, P. Kritické posouzení vztahů pro určování součinitele tření. Sborník XXIX. ročníku mezinárodní konference Setkání kateder mechaniky tekutin a termomechaniky 2010. Ostrava: VŠB- TUO Ostrava, 2010. s. 1-5. ISBN: 978-80-248-2244- 0.
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