Helmut Jaberg

Research output

Research output per year 1999 2012 2013 2014 2015 2016 2017 2018 2022

• 143 Other report
• 134 Commissioned report
• 79 Conference paper
• 45 Article
• 49 More
  • 17 Paper
  • 12 (Old data) Lecture or Presentation
  • 7 Anthology
  • 5 Book
  • 5 Chapter
  • 2 Conference article
  • 1 Website / Web publication

Research output per year

Research output per year

Search results

• 2022

  1500 m head with a single-stage storage pump – Model test on pressure pulsations and compensation methods

  Benigni, H., Leithner, S., Meusburger, P., Bodner, C., Jaberg, H., Penninger, G., Gieffing, D. & Kirilowitsch, C., 27 Apr 2022, Hydro 2022: Roles of Hydro in the Global Recovery. Bartle, E. (ed.). Strassbourg, p. 1-10 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Double regulated mixed flow turbine for small hydro applications: Design and operational experience

  Schiffer-Rosenberger, J., Jaberg, H., Pretis, G. & Benigni, H., 27 Apr 2022, Hydro 2022: Roles of Hydro in the Global Recovery. Strassburg, p. 1-8 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Eindrucksvolle Leistungssteigerung an einer historischen Kleinwasserkraftanlage – Drehzahlanpassung und CFD-basierte Laufradoptimierung an der Oismühle

  Schiffer-Rosenberger, J., Jaberg, H., Benigni, H. & Ehrengruber, M., 23 Sept 2022, Tagungsband 25. Internationales Anwenderforum Kleinwasserkraftwerke. Conexio PSE, p. 80-84 5 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Francis turbine refurbishment at HPP Schwarzach – CFD calculations and operational experience

  Benigni, H., Meusburger, P., Schiffer-Rosenberger, J., Jaberg, H. & Penninger, G., 27 Apr 2022, Hydro 2022: Roles of Hydro in the Global Recovery. Strassburg, p. 1-8 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Insights into the flow situation of a multi-stage centrifugal pump

  Benigni, H., Höller, S., Lechner, B., Konrad, J. & Jaberg, H., 2 Sept 2022, Proceedings of the Conference on Modelling Fluid Flow (CMFF’22). Vad, J. (ed.). Budapest University of Technology and Economics, p. 1-8 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  • Impeller Vane 100%
  • Volute 100%
  • Initial Situation 100%
  • Stability Characteristic 100%
  • Structured Grid 100%
• 2021

  Kostenoptimierte Modellversuche für die Kleinwasserkraft

  Benigni, H., Leithner, S., Bodner, C., Jaberg, H. & Meusburger, P., 8 Aug 2021, Tagungsband Anwenderforum Kleinwasserkraft. Pforzheim: Conexio PSE, p. 104-117 14 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Numerische Untersuchungen des Turbinendurchganges von Fischen

  Schneider, J., Benigni, H., Jaberg, H., Zenz, G., Tuhtan, J. & Reckendorfer, W., 2021, Wasserbau-Symposium 2021 : Wasserbau in Zeiten von Energiewende, Gewässerschutz und Klimawandel. Boes, R. (ed.). Zürich: Eigenverlag der Versuchsanstalt für Wasserbau, Hydrologie und Glaziologie, ETH Zürich, p. 477 - 485 (VAW-Mitteilungen; vol. 263).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Schadensanalyse und Laufradoptimierung am Beispiel einer Francis-Turbine mit starken Kavitationsschäden

  Schiffer-Rosenberger, J., Benigni, H., Prirschl, R., Giersemehl, I. & Jaberg, H., 7 Aug 2021, Tagungsband Anwenderforum Kleinwasserkraft. Pforzheim: Conexio PSE, p. 47-52 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2020

  Cavitation as a limiting factor for the empowering of a Kaplan turbine – CFD calculations, test rig results and operational experience

  Benigni, H., Schiffer-Rosenberger, J., Penninger, G., Weichselbraun, C., Artmann, M., Juhrig, L., Becker, M., Krappel, T. & Jaberg, H., 26 Oct 2020, Conference Proceedings Hydro 2020. p. 1-10 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Comparison of Different On-Site Measurement Methods and Their Practical Accuracy

  Benigni, H., Leithner, S., Jaberg, H. & Guggenberger, M., 12 Oct 2020, Fluid Applications and Systems; Fluid Measurement and Instrumentation. American Society of Mechanical Engineers (ASME), Vol. 1. p. 1-9 V001T01A007. (American Society of Mechanical Engineers, Fluids Engineering Division (Publication) FEDSM; vol. 1).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  • Data Acquisition System 100%

• Downstream Fish migration in a Kaplan turbine – Part 2: Simulation practices and new post-processing method

  Benigni, H., Schneider, J., Reckendorfer, W., Zenz, G. & Jaberg, H., 26 Oct 2020, Conference Proceedings Hydro 2020. The International Journal of Hydropower and Dams, Vol. 2020. p. 1-6 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  • Transients 100%
  • Processing Method 100%
  • Kaplan Turbines 100%
  • Computational Fluid Dynamics 50%
  • Boundary Condition 50%
• 2019

  Downstream Fish migration in a Kaplan turbine – Numerical Simulation and Experimental Verification

  Benigni, H., Schneider, J., Reckendorfer, W., Jaberg, H., Zenz, G. & Reiterer, D. R., 16 Oct 2019, Proceedings Hydro 2019: Concept to closure: Practical steps. The International Journal of Hydropower and Dams, paper 29.2

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2018

  Development of a high specific speed Kaplan pit-type turbine - numerical and experimental verification

  Benigni, H., Schiffer-Rosenberger, J., Bodner, C., Leithner, S., Jaberg, H. & Troyer, S., 14 Nov 2018, 20. Internationales Seminar Wasserkraftanlagen: 40 Jahre Engagement zwischen Industrie und Wissenschaft - eine Erfolgsgeschichte. Technische Universität Wien, p. 511-522 12 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  • Energy Engineering 100%
  • Power Generation 100%
  • Increasing Demand 100%
  • Computational Fluid Dynamics 100%
  • Model Test 100%

• Improvement of Intake strucures with numerical simulations

  Benigni, H., Schiffer-Rosenberger, J., Höller-Litzlhammer, S. & Jaberg, H., 1 Nov 2018, Book of Full Papers, Symposium Hydro Engineering, ICOLD 2018. Verlag der Technischen Universität Graz, p. 2252-2263 12 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• INCREASING POWER OUTPUT AND FLEXIBILITY OF EXISTING HIGH HEAD POWER PLANTS WITH THE HELP OF WATERHAMMER SIMULATIONS

  Höller-Litzlhammer, S. & Jaberg, H., 1 Nov 2018, Book of Full Papers, Symposium Hydro Engineering, ICOLD 2018. Graz: Verlag der Technischen Universität Graz, p. 2239-2249 11 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  • Hydraulic Turbines 100%
  • Fluctuating Load 49%

• INCREASING POWER OUTPUT AND FLEXIBILITY OF KOPS I HIGH HEAD POWER PLANT WITH THE HELP OF WATERHAMMER SIMULATIONS

  Höller-Litzlhammer, S., Jaberg, H. & Wittwer, B., 16 Nov 2018, 20. Internationales Seminar Wasserkraftanlagen: 40 Jahre Engagement zwischen Industrie und Wissenschaft - eine Erfolgsgeschichte. Technische Universität Wien, p. 599-609 11 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  • Power Output 100%
  • Plant Component 100%
  • Hydro Power 66%
  • Tasks 33%
  • Numerical Model 33%

• MAXIMUM EFFICIENCY DESPITE LOWEST SPECIFIC SPEED - OPTIMISATION OF A SIDE CHANNEL PUMP BY MEANS OF CFD

  Mosshammer, M., Benigni, H. & Jaberg, H., 7 Sept 2018, Conference on Modelling Fluid Flow - Proceedings of CMFF'18. 10 p. 31

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Optimierung von Niederdruckkraftwerken - Zulauf Murkraftwerk Franz

  Schiffer, J., Benigni, H., Höller-Litzlhammer, S. & Jaberg, H., 28 Sept 2018, Graz 2018 Wasserbausymposium: Wasserwirtschaft - Innovation aus Tradition. Zenz, G. (ed.). Graz: Verlag der Technischen Universität Graz, p. 379-386

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2017

  A verification of draft tube modifications of a vertical axis Kaplan turbine by means of CFD

  Schiffer-Rosenberger, J., Benigni, H., Jaberg, H. & Penninger, G., 14 Mar 2017, Proceedings of AFRICA 2017: Water Storage and Hydropower Development for Africa. The International Journal of Hydropower and Dams, 10 p. 08.04

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper

• Erhöhung des Jahresarbeitsvermögens von Kleinwasserkraftanlagen durch gezieltes Refurbishment anhand von Fallbeispielen: Erhöhung des Jahresarbeitsvermögens von Kleinwasserkraftanlagen durch gezieltes Refurbishment anhand von Fallbeispielen

  Benigni, H., Schiffer-Rosenberger, J., Guggenberger, M. & Jaberg, H., 28 Sept 2017, 20. Internationales Anwenderforum Kleinwasserkraftwerke. PSE AG (ed.). Brixen, Vol. 20. p. 17-24 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Flow analysis and operational optimisation of a two unit bulb turbine hydro power plant with significant power dif-ference – simultaneous CFD calculation of both turbines

  Benigni, H., Mosshammer, M., Jaberg, H., Hölbling, M. & Mayrhuber, J., 9 Oct 2017, Hydro 2017: SHAPING THE FUTURE OF HYDROPOWER. Aqua~Media International Ltd., Vol. 2017. p. 3.10 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Verbesserung der Zu- und Abströmung von Kraftwerksanlagen

  Schiffer-Rosenberger, J., Benigni, H., Mosshammer, M. & Jaberg, H., 28 Sept 2017, Tagungsband: 20. Internationales Anwenderforum Kleinwasserkraftwerke 28. – 29. September 2017, Brixen, Italien. PSE AG, p. 105-112 8 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper
• 2016

  Cavitation optimization of a variable pitch mixed flow pump for cooling water by numerical mehtods and test rig verification

  Höller-Litzlhammer, S., Jaberg, H., Benigni, H. & Kim, J. J., 14 Sept 2016, Pump Users International Forum 2016: Proceedings. Düsseldorf: VDMA, p. 777-789 13 p. 18-2

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Comprehensive analysis of the saddle curve of pump turbines in pump mode using PIV and CFD

  Widmer, C., Spyrou, N., Jaberg, H., Senn, F. & Guggenberger, M., 4 Jul 2016, IAHR Conference on Hydraulic machines and systems, Grenoble, 4-8 July 2016 : Publication in IOP Conference Series.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Development of a novel centrifugal pump with lowest specific speed

  Benigni, H., Leithner, S., Schiffer-Rosenberger, J., Jaberg, H. & Höller-Litzlhammer, S., 14 Sept 2016, Pump Users International Forum 2016: Proceedings. Düsseldorf: VDMA, p. 179-192 14 p. 5-3

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Experimental analysis of the flow pattern of a pump turbine model in pump mode

  Guggenberger, M., Senn, F., Jaberg, H., Gehrer, A., Sallaberger, M. & Widmer, C., 4 Jul 2016, IAHR Conference on Hydraulic machines and systems, Grenoble, 4-8 July 2016 : Publication in IOP Conference Series.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  Open Access

• Low specific speed mixed flow API pump for single and multistage usage - multi-objective design challenge

  Höller-Litzlhammer, S., Jaberg, H., Benigni, H. & Kim, J. J., 14 Sept 2016, Pump Users International Forum 2016: Proceedings. Düsseldorf: VDMA, p. 167-178 12 p. 5-2

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Performance analysis of a single-blade impeller pump based on unsteady 3D numerical simulation

  Schiffer-Rosenberger, J., Bodner, C. & Jaberg, H., 14 Sept 2016, Proceedings of the 3rd International Rotating Equipment Conference. VDMA, p. 193-203 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Refurbishment von Bestandsanlagen unter Verwendung der numerischen Strömungssimulation

  Schiffer-Rosenberger, J., Benigni, H. & Jaberg, H., 22 Sept 2016, Proceedings des 19. Internationalen Anwenderforums Kleinwasserkraftwerke. p. 50-55 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper

• Simulation and measurement of unstable pump characteristics: comparison with PIV

  Widmer, C., Neubauer, R., Jaberg, H., Senn, F. & Guggenberger, M., 12 Oct 2016, HYDRO 2016, Montreux: Proceedings. Montreux, 9 p. 34

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper

• Simulation of damage caused by cavitation in non-rotating components of a Kaplan turbine

  Benigni, H., Montenari, B., Jaberg, H., Schiffer-Rosenberger, J., Gehrer, A., Grundner, F. & Döltelmayer, R., 10 Oct 2016, Hydro 2016: Achievements, opportunities and challenges. Aqua~Media International Ltd., 8 p. 4.04

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• SIMULATION OF DAMAGES DUE TO CAVITATION IN NON-ROTATING COMPONENTS IN A KAPLAN TURBINE

  Benigni, H., Montenari, B., Jaberg, H., Schiffer-Rosenberger, J., Gehrer, A., Grundner, F. & Döltelmayer, R., 10 Nov 2016, 19. Internationales Seminar Wasserkraftanlagen: Flexible Betriebsweise von Wasserkraftanlagen im derzeiigen Energiesystem. Wien, p. 337-347 11 p. (Internationales Seminar Wasserkraftanlagen).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Wasserkraftpotential in Europa

  Benigni, H. & Jaberg, H., 10 Feb 2016, 14. Symposium Energieinnovation: EnInnov 2016. Bachhiesel, U. (ed.). Graz, p. 26-27 2.1.1

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2015

  Comprehensive experimental and numerical analysis of instability phenomena in pump turbines

  Gentner, C., Sallaberger, M., Widmer, C., Bobach, B-J., Jaberg, H., Schiffer-Rosenberger, J., Senn, F. & Guggenberger, M., 2015, Volume 22: 27th IAHR Symposium on Hydraulic Machinery and Systems (IAHR 2014) 22–26 September 2014, Montreal, Canada. Bristol, UK: IOP Publishing, Vol. 22. p. 000-000 032046. (IOP Conference Series: Earth and Environmental Science; vol. 22).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

  Open Access

• Evaluation of the refurbishment potential for Francis turbines using CFD and optimisation techniques

  Özcan, A. Ö., Duva, B. C., Benigni, H., Schiffer, J., Jaberg, H. & Mosshammer, M., 2015, Conference proceedings. Budapest: ., p. 9999-9999

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Experimental investigation of the turbine instability of a pump-turbine during synchronization

  Guggenberger, M., Senn, F., Schiffer, J., Jaberg, H., Sallaberger, M., Gentner, C. & Widmer, C., 2015, Volume 22: 27th IAHR Symposium on Hydraulic Machinery and Systems (IAHR 2014) 22–26 September 2014, Montreal, Canada. Bristol, UK: IOP Publishing, p. 000-000 (Unsteady and Transient Phenomena).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• INVESTIGATING THE DYNAMIC ASPECTS OF THE TURBINE INSTABILITY OF A PUMP TURBINE MODEL

  Guggenberger, M., Senn, F., Schiffer, J., Jaberg, H., Sallaberger, M. & Widmer, C., 2015, Proceedings of 6th IAHR meeting of the Working Group. ., p. 285-290

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Kaplanturbine mit Ejektornutzung

  Fritsch, R., Schiffer, J., Jaberg, H., Benigni, H. & Fritsch, R., 2015, 14. PRAKTIKER-KONFERENZ, WASSERKRAFT – TURBINEN – SYSTEME. ., p. 9999-9999

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper

• NUMERICAL AND EXPERIMENTAL INVESTIGATION OF THE EJECTOR EFFECT APPLICABLE TO LOW HEAD VERTICAL KAPLAN TURBINES

  Schiffer, J., Benigni, H., Jaberg, H. & Fritsch, R., 2015, Conference proceedings. Budapest: ., p. 9999-9999

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Numerical simulation of the flow in a Francis turbine including the runner seals on crown and band side

  Schiffer, J., Benigni, H. & Jaberg, H., 2015, Advancing Policy and Practice. PO Box 285 Wallington, Surrey SM6 6AN, UK: Aqua~Media International Ltd., p. 9999-9999

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Rehabilitation of a Francis turbine using CFD and optimization techniques: a case study in Turkey

  Benigni, H., Schiffer, J., Jaberg, H., Özcan, A. Ö., Duva, B. C. & Mosshammer, M., 2015, Advancing Policy and Practice. PO Box 285 Wallington, Surrey SM6 6AN, UK: Aqua~Media International Ltd., p. 9999-9999

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2014

  Refurbishment of semi-regulated Kaplan turbines and customised hydraulic development by means of CFD

  Benigni, H., Jaberg, H., Schiffer, J., Guggenberger, M., Bock, N. & Viertler, M., 2014, Building on recent development Progress. Wallington, Surrey, UK: Aqua~Media International Ltd., p. 000-000

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Rehabilitation of Semi-Regulated Kaplan S-Turbines and Hydraulic Redesign using CFD

  Benigni, H., Jaberg, H., Schiffer, J., Bock, N. & Viertler, M., 2014, 18. Internationales Seminar Wasserkraftanlagen, Innovationen und Entwicklungsbedarf für nachhaltige Entwicklung der Wasserkraft. Wien: ., p. 775-784

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2013

  Kleinwasserkraft-Pumpspeicherstandortstudie – Konzept, wirtschaftliche Analyse und Druckstoßberechnung

  Benigni, H., Höller-Litzlhammer, S., Schiffer, J. & Jaberg, H., 2013, Kleinwasserkraftwerke. ., p. 103-108

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• PIV als experimentelle Methode für die Erklärung der S-Schlag Instabilität von Pumpturbinen

  Senn, F., Guggenberger, M., Schiffer, J. & Jaberg, H., 2013, Lasermethoden in der Strömungsmesstechnik. Karlsruhe: Deutsche Gesellschaft für Laser Anemometrie, Vol. 21. p. 22-1-22-7 (Fachtagung).

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review
• 2012

  Hybrid Pump Storage Hydropower Plant: Site Selection, Economic Analysis and Water hammer Calculation

  Benigni, H., Jaberg, H. & Höller-Litzlhammer, S., 2012, Proceedings, Pumpsspeicherung im Kontext der erneuerbaren Energieversorgung. Wien: ., p. 211-222

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Kraftwerksplanung: Standortstudien, wirtschaftliche Analysen und Druckstoßberechnung

  Jaberg, H., Benigni, H. & Höller-Litzlhammer, S., 2012, Wasser - Energie Global denken - lokal handeln. Graz: Verlag der Technischen Universität Graz, p. 241-250

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Numerical Simulation and Experimental Set Up Of A Multiphase Pump Application

  Benigni, H., Jaberg, H. & Michal, L., 2012, Conference proceedings Volume II. Budapest: ., p. 834-841

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Numerical simulation of deep part-load operation for stable head curves of API pumps

  Benigni, H., Jaberg, H., Salisbury, A. & Berry, O., 2012, International Rotating Equipment Conference. ., p. 321-330

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review

• Optimierung von Zu- und Ausläufen von Kraftwerken und Wechselwirkung mit den Maschinensätzen

  Benigni, H., Jaberg, H., Molu, A. & Schiffer, J., 2012, Wasser - Energie Global denken - lokal handeln. Graz: Verlag der Technischen Universität Graz, p. 275-282

  Research output: Chapter in Book/Report/Conference proceeding › Conference paper › peer-review