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Number of items: 80.

Lang, S. and Ludwig, G. and Pelz, P. F. and Stoffel, B. (2013):
General Methodologies of Determining the Energy-Efficiency-Index of Pump Units in the Frame of the Extended Product Approach.
In: Proceedings of the 8th International Conference on Energy Efficiency in Motor Driven Systems, Rio de Janeiro, Brazil, [Online-Edition: http://wl.fst.tu-darmstadt.de/wl/publications/paper_131009_E...],
[Article]

Stoffel, B. (2012):
Herausforderung Energieeffizienz.
In: chemie & more, succida AG, [Online-Edition: http://130.83.195.220/publications/article_120600_chemie_and...],
[Article]

Hamadeh, N. and Pelz, P. F. and Stoffel, B. and Ludwig, G. (2009):
Determination of the Tensile Strength and the Nuclei Concentration by Means of the In-Situ-Nozzle.
In: International Symposium on Cavitation 2009, [Online-Edition: http://www.fst.tu-darmstadt.de/media/fachgebiet_fst/dokument...],
[Article]

Bischof, V. and Stoffel, B. and Pelz, P. F. (2008):
Self-optimisation of pumping modules with hydrodynamic interaction.
In: Pump Users International Forum, [Article]

Lohrberg, H. and Stoffel, B. (2004):
Measurement of Cavitation Erosive Aggressiveness by Means of Structure Born Noise.
[Article]

Roth, M. and Ludwig, G. and Stoffel, B. and Prien, K. J. and Gies, S. (2004):
Untersuchung zum Einfluss der Einbaubedingungen von Kreiselpumpen in Wasserversorgungsanlagen auf deren Betriebsverhalten.
In: Pump Users Intern, [Article]

Bachert, B. and Lohrberg, H. and Stoffel, B. (2002):
Cavitation Monitoring in Hydraulic Machines With the Aid of a Computer Aided Visualization Method.
In: 2nd International Symposium on Quantification of Visualized Processes in Fluid Dynamics, Bled, Slovenia. February 04-05, 2002, [Conference or Workshop Item]

Ludwig, G. and Meschkat, S. and Stoffel, B. (2002):
Design Factors Affecting Pump Efficiency.
In: 3rd International Conference on Energy Efficiency in Motor Driven Systems, [Article]

Ludwig, G. and Lohrberg, H. and Stoffel, B. (2002):
Detection of 2-Dimensional Contours of Cavitation Pockets on a Single Hydrofoil.
In: 2nd International Symposium on Quantification of Visualized Processes in Fluid Dynamics, [Article]

Dular, M. and Sirok, B. and Novak, M. and Hocevar, M. and Stoffel, B. and Ludwig, G. (2002):
Development of the Cavitation Erosion Prediction Method in Hydraulic Machines.
In: 15th International Congress on Condition Monitoring and Diagnostic Engineering Management (COMADEM 2002), [Article]

Tamm, A. and Gugau, M. and Stoffel, B. (2002):
Experimental and 3-D Numerical Analysis of the Flow Field in Turbomachines Part I.
In: International Congress on Quality Assessment of Numerical Simulations in Engineering (QUANSE 2002), University of Concepcin, Chile, April 9-12, 2002, [Conference or Workshop Item]

Tamm, A. and Gugau, M. and Stoffel, B. (2002):
Experimental and 3-D Numerical Analysis of the Flow Field in Turbomachines Part II.
In: International Congress on Quality Assessment of Numerical Simulations in Engineering (QUANSE 2002), University of Concepcin, Chile, April 9-12, 2002, [Conference or Workshop Item]

Lohrberg, H. and Stoffel, B. (2002):
Im Laufrad integrierte Messung der Kavitationsaggressivität in Turbomaschinen.
In: DFG, Mechatronische Systeme für den Maschinenbau Ergebnisse aus dem SFB 241 IMES, Wiley-VCH, August 2002, [Conference or Workshop Item]

Sirok, B. and Dular, M. and Novak, M. and Hocevar, M. and Stoffel, B. and Ludwig, G. and Bachert, B. (2002):
The Influence of Cavitation Structures on the Erosion of a Symmetrical Hydrofoil in a Cavitation Tunnel.
In: Journal of Mechanical Engineering, pp. 368-378, 48, [Article]

Tamm, A. and Stoffel, B. (2002):
The Influences of Gap Clearance and Surface Roughness on Leakage Loss and Disc Friction of Centrifugal Pumps.
In: 2002 ASME Fluids Engineering Division Summer Meeting Montreal, Canada, July 1418, 2002, [Conference or Workshop Item]

Tamm, A. and Eikmeier, L. and Stoffel, B. (2002):
The Influences of Surface Roughness on Head, Power Input and Efficiency of Centrifugal Pumps.
In: 21st IAHR Symposium, Lausanne, Switzerland, September 09-12, 2002, [Conference or Workshop Item]

Meschkat, S. and Stoffel, B. (2002):
The Local Impeller Head at Different Circumferential Positions in a Volute Casing Centrifugal Pump in Comparison to the Characteristic Curve of the Impeller Alone.
In: 21st IAHR Symposium, Lausanne, Switzerland, September 09-12, 2002, [Conference or Workshop Item]

Wang, Z. and Stoffel, B. (2002):
A Modified Turbulence Model on Predicting Separated Airfoil Flow.
In: 40th AIAA Aerospace Science Meeting & Exhibit, Reno, NV USA. January 14-17, 2002, [Conference or Workshop Item]

Skoda, R. and Schilling, R. and Thurso, J. and Stoffel, B. (2002):
Numerical Simulation of Unsteady and Transitional Flows Pertaining to Turbine Cascades.
In: 5th International Symposium on Engineering Turbulence Modelling and Measurements, Mallorca, Spain, September 16-18, 2002, [Conference or Workshop Item]

Lohrberg, H. and Stoffel, B. and Fortes-Patella, R. and Reboud, J.-L. (2002):
Numerical and experimental investigations on the cavitating flow in a cascade of hydrofoils.
In: Experiments in Fluids, Springer-Verlag, pp. 578-586, 33, (4), [Article]

Meschkat, S. and Stoffel, B. (2002):
Rotor-Stator-Interaction and Turbulence in a Centrifugal Pump Stage.
In: 21st IAHR Symposium, Lausanne, Switzerland, September 09-12, 2002, [Conference or Workshop Item]

Stoffel, B. and Meschkat, S. and Mollenkopf, G. and Prien, K. J. (2002):
Thermodynamic On-Site Measurement of the Efficiency of Centrifugal Water Supply Pumps in the Frame of Condition Orientated Maintenance.
In: 3rd International Conference on Energy Efficiency in Motor Driven Systems, Treviso, Italien, September 18-20, 2002, [Conference or Workshop Item]

Katz, M. and Stoffel, B. (2001):
Aktive Unterdr/"ckung von Rotating Stall in einem Axialverdichter mit pulsierendder Lufteinblasung.
In: VDI-Berichte Nr. 1591, [Report]

Jördening, A. and Matyschok, B. and Stoffel, B. (2001):
Experimentelle Analyse der Rotating Stall-Struktur in einem einstufigen Axialverdichter.
In: VDI-Berichte Nr. 1640, [Report]

Thurso, J. and Stoffel, B. (2001):
Numerical Simulation of Wake Velocity and Wake Turbulence Effects on Unsteady Boundary Layer Transition.
In: Proceedings of the Institution of Mechanics Engineers. Part A Journal of Power and Energy, Sage, pp. 753-762, 215, (6), [Online-Edition: https://doi.org/10.1243/0957650011538884],
[Article]

Katz, M. and Stoffel, B. (2000):
Active Control of Rotating Stall in an Axial Compressor by Pulsed Air Injection Part.
In: 9th International Symposium on Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines, Ecole Centrale de Lyon Lyon, France, September 4-8, 2000, [Conference or Workshop Item]

Tamm, A. and Braten, O. and Stoffel, B. and Ludwig, G. (2000):
Analysis of a Standard Pump in Reverse Operation Using CFD.
In: 20th IAHR-Symposium, Charlotte North Carolina USA, 2000, paper No. PD-05, [Conference or Workshop Item]

Meschkat, S. and Stoffel, B. and Ilg, F. and Irmscher, R. and Mollenkopf, G. and Prien, K.-J. (2000):
Applicability and Limitations of the Thermodynamic Determination of Efficiency in the Frame of Condition Orientied Maintenance of Rotodynamic Pumps in Drinking Water Plants.
In: Pump Users International Forum 2000, Karlsruhe 10. 12. October, Section 10, Paper 10-2, [Conference or Workshop Item]

Lohrberg, H. and Stoffel, B. (2000):
Avoiding Cavitation Erosion.
In: Pump Users International Forum 2000, Karlsruhe 10. 12. October, Training Seminar S 2, [Conference or Workshop Item]

Meschkat, S. and Stoffel, B. and Prien, K.-J. (2000):
Die thermodynamische Wirkungsgradmessung an Pumpen der Wasserversorgung.
In: GWF Wasser/Abwasser Magazin, pp. 694-701, 141 (2, [Article]

Jördening, A. and Matyschok, B. and Stoffel, B. (2000):
Experimental Analysis of Unsteady Flow Separations in an Axial Compressor Using a Dynamic Five Hole Pressure Probe.
In: 9th International Symposium on Unsteady Aerodynamics, Aeroacoustics and Aeroelasticity of Turbomachines, Ecole Centrale de Lyon Lyon, France, September 4-8, 2000, [Conference or Workshop Item]

Münch, A. and Ludwig, G. and Stoffel, B. (2000):
Experimental Inestigations Concerning the Realizability of the Potential for Improving Efficiency of Volute Casing Pumps by Mechanical Design and Precision Manufacturing.
In: Pump Users International Forum 2000, Karlsruhe 10. 12. October, Section 10, Paper 10-1, [Conference or Workshop Item]

Aysheshim, W. and Stoffel, B. (2000):
Experimental Investigations on a Centrifugal Pump Stage With and Without a Vaned Diffuser.
In: 164 session du Comite Scientifique et Technique de la Societe Hydrotechnique de France, Chatou, France, 21. - 22. November 2000, [Conference or Workshop Item]

Lohrberg, H. and Stoffel, B. (2000):
Im Laufrad integrierte Messung der Kavitationsaggressivität in Turbomaschinen.
In: Thema Forschung, Zeitschrift der TU Darmstadt, pp. 26-30, 2000, (1), [Article]

Lohrberg, H. and Voss, B. and Stoffel, B. and Glesner, M. (2000):
Impeller Integrated Measurement of Cavitation Erosive Aggressiveness.
In: 1st IFAC Conference on Mechatronic Systems, Darmstadt, [Conference or Workshop Item]

Aysheshim, W. and Stoffel, B. (2000):
Numerical and Experimental Investigations on a Centrifugal Pump Stage With and Without a Diffuser: Experimental Part.
In: 20th IAHR-Symposium, Charlotte North Carolina USA, 2000, paper No. CFDD-G01, [Conference or Workshop Item]

Voss, B. and Glesner, M. and Lohrberg, H. and Stoffel, B. (2000):
Wireless Energy and Data Transmission for Impeller Integrated Measurement of Erosive Aggressiveness.
In: IEEJ International Analog VLSI Workshop, Stockholm, June 2000, [Conference or Workshop Item]

Lohrberg, H. and Hofmann, M. and Ludwig, G. and Stoffel, B. (1999):
Analysis of Damaged Surfaces and Part II: Pit Counting by 2D Optical Techniques.
In: 3rd ASME/JSME Joint Fluids Engng. Conference, San Francisco, 1999, FEDSM99-6754, [Conference or Workshop Item]

Maier, O. and Stoffel, B. (1999):
An Electromagnetically Adjustable Secondary-Controlled Hydraulic Drive with a Fuzzy-Controller.
In: 6th Scandinavian International Conference on Fluid Power, Tampere, 1999, pp. 887-901, [Conference or Workshop Item]

Striedinger, R. and Awad, Ibrahim and Ludwig, G. and Stoffel, B. (1999):
Experimental Investigations Concerning the Influence of Liquid Property and Speed of Rotation on the Inception of Blade Cavitation in Pumps with Different Specific Speeds.
In: 3rd ASME/JSME Joint Fluids Engng. Conference, San Francisco, 1999, FEDSM99-7269, [Conference or Workshop Item]

Striedinger, R. and Stoffel, B. (1999):
Experimental Investigations Concerning the Influence of Liquid Property and Speed of Rotation on the Inception of Blade Cavitation in Pumps with Different Specific Speeds Instaled in Different Test Loops.
In: International Cavitation Forum, Wuhan, China, Oct. 1999, [Conference or Workshop Item]

Jördening, A. and Stoffel, B. and Matyschok, B. (1999):
Experimental Investigations of Flow Instabilities in a Single-Stage Axial Compressor.
In: 3rd European Conference on Turbomachinery, London, 1999, pp. 585-593, [Conference or Workshop Item]

Hofmann, M. and Lohrberg, H. and Ludwig, G. and Stoffel, B. and Reboud, J.-L. and Fortes-Patella, R. (1999):
Numerical and Experimental Investigations on the Self-Oscillating Behaviour of Cloud Cavitation and Part I: Visualisation.
In: 3rd ASME/JSME Joint Fluids Engng. Conference, San Francisco, 1999, FEDSM99-6755, [Conference or Workshop Item]

Böhm, R. and Stoffel, B. and Ludwig, G. (1997):
Investigations on the Unsteady Behaviour of Cavitation and the Corresponding Pressure Field.
In: La Houille Blanche, pp. 84-88, 5, (4), [Article]

Dietze, M. and Stoffel, B. (1997):
Numerische Berechnung und experimentelle Untersuchungen zu Innenströmung in Sitzventilen.
In: O + P "ölhydraulik und Pneumatik", 41 (19, [Article]

Jäger, R. and Lauer, J. and Ludwig, G. and Stoffel, B. (1996):
Experimentelle und theoretische Untersuchungen zur Strömung in K/"hlmittelpumpen von Verbrennungsmotoren.
In: Motortechnische Zeitschrift, 57.Jah, [Article]

Kipping, Markus and Stoffel, B. (1996):
Experimental and numerical investigations of the flow in oil-hydraulic spool valves.
In: International Symposium on Fluid Machinery and Fluid Engineering <1996, Bejing, China>: Proceedings. S. 410-417, [Conference or Workshop Item]

Lauer, J. and Stoffel, B. (1996):
Theoretische Untersuchungen zum maximal erreichbaren Wirkungsgrad von Kreiselpumpen.
In: Preprints Pumpentagung, Karlsruhe 1996, Sektion C7, [Conference or Workshop Item]

Stoffel, B. (1994):
Aktuelle Methoden und Ziele der experimentellen Kavitationsforschung.
In: Forschung im Ingenieurwesen, pp. 317-322, Bd. 60, [Article]

Stoffel, B. and Wei, K. (1994):
Experimental investigations on part load flow phenomena in centrifugal pumps.
In: World Pumps, pp. 46-50, Oct. 1, [Article]

Stoffel, B. and Schuller, W. (1994):
Measurements of the hydrodynamic cavitation intensity in Venturi sections shaped to generate various pressure distributions.
In: 2nd Intern. Symposium on Cavitation, Tokyo, 1994, Sess. A-8 Erosion, S. 237-242, [Conference or Workshop Item]

Stoffel, B. and Fosam, R. (1994):
Theoretical and experimental studies concerning the reduction of waterhammer effects in hydraulic systems by means of active control.
In: IAHR-Symposium Peking 1994, S. 1449-1460, [Conference or Workshop Item]

Stoffel, B. (1994):
überlegungen zum maximal erreichbaren Wirkungsgrad von Kreiselpumpen.
In: Strömungsmechanik und Strömungsmaschinen, pp. 21-32, Heft 4, [Article]

Kurr, K. J. and Stoffel, B. (1993):
Aktive Systeme zur Minderung von Druck- und Volumenstrompulsationen in hydraulischen Anlagen.
In: Fachtagung Integrierte mechanisch-elektronische Systeme, Darmstadt, 1993, veröffentlicht in VDI Fortschrittsberichte Nr. 179, [Conference or Workshop Item]

Stoffel, B. (1993):
Der Dichtspalt in Kreiselpumpen ein einfaches Element mit sehr komplexen Auswirkungen.
In: Strömungsmechanik und Strömungsmaschinen, pp. 33-48, Heft 4, [Article]

Kurr, K.-J. and Stoffel, B. (1993):
Ein aktives System zur Minderung von Pulsationen in Hydraulikanlagen.
In: 9. Fachtagung Hydraulik und Pneumatik, Dresden, 1993, Beitrag H 10, [Conference or Workshop Item]

Herpel, H.-J. and Glesner, M. and Kurr, K.-J. and Stoffel, B. (1993):
Einsatz von Rapid Prototyping bei der Realisierung eines ASICs zur dynamischen Volumenstrommessung in hydraulischen Systemen.
In: In: GME-Fachbericht 11 Mikroelektronik, Dresden, 1993, S. 309-316, [Conference or Workshop Item]

Hureau, J. and Kermarec, J. and Stoffel, B. and Wei, K. (1993):
Study of internal recirculation in centrifugal impellers.
In: ASME Fluids Engng. Conference, Washington D.C. and 1993, FED-Vol 154 Pumping Machinery, S.151-157, [Conference or Workshop Item]

Stoffel, B. (1992):
Cavitation in hydraulic turbomachines State-of-the-art and topics of actual research.
In: (Invited paper) Int. Symp. on Propulsors and Cavitation, Hamburg 1992, Paper 3.1, [Conference or Workshop Item]

Stoffel, B. and Ludwig, G. and Wei, K. (1992):
Experimental investigations on the structure of part-load recirculations in centrifugal pump impellers and the role of different influences.
In: IAHR-Symposium Sao Paulo 1992, vol. 2, S. 445-454, [Conference or Workshop Item]

Wei, K. and Stoffel, B. (1992):
Experimentelle Untersuchung des Teillastverhaltens von Kreiselpumpen unterschiedlicher spezifischer Drehzahl.
In: XXIV. Kraftwerkstechnisches Kolloquium, Dresden 1992, Beitrag V9, [Conference or Workshop Item]

Stoffel, B. and Schuller, W. (1992):
Investigations in respect to the determination of cavitation intensity by the means of acoustic signals.
In: 2. Journes Cavitation, Socit Hydrotechnique de France, Paris 1992, Session Cavitation Erosion (Fluid), Paper 6, [Conference or Workshop Item]

Stoffel, B. and Schuller, W. (1992):
Investigations in respect to the determination of cavitation intensity by the means of acoustic signals.
In: La Houille Blanche, pp. 601-604, 47, [Article]

Kiesbauer, J. and Stoffel, B. (1992):
Selbstanpassende passive Pulsationsminderer f/&quot;r hydraulische Systeme.
In: 10. Aachener Fluidtechnisches Kolloquium 1992, Bd. 2, S. 59-76, [Conference or Workshop Item]

Schuller, W. and Stoffel, B. (1992):
Untersuchung von Einflüssen auf kavitationsspezifische Schallsignale.
In: Preprints Pumpentagung Karlsruhe 1992, Sektion A8, [Conference or Workshop Item]

Ionescu, F. and Stoffel, B. (1991):
Contribution to the automatic generation of mathematical models for the computer assisted analysis and synthesis of hydraulic drive systems.
In: Proc. 2nd Tampere Int. Conf. on Fluid Power 1991, Sess. V, [Conference or Workshop Item]

Ludwig, G. and Stoffel, B. (1991):
The influence of the suction sided gap flow on part load recirculation and blade cavitation in a centrifugal pump.
In: Proceedings of the ninth conference on fluid machinery / L. Kisbocskói Szabó, [Hrsg.], Budapest, [Conference or Workshop Item]

Stoffel, B. and Stachnik, P. (1990):
Experimental analysis of the part load recirculations at inlet and outlet of a centrifugal pump impeller.
In: Interfluid, Essen (1990), Session 3(Unter gleichem Titel auch veröffentlicht in: Pumpen, 2. Ausg. 1992, Vulkan-Verlag Essen, S. 37-40), [Conference or Workshop Item]

Stoffel, B. (1990):
Strömungsmechanik in der Ventiltechnik Grundlagen, Methoden und Perspektiven.
In: 9. Aachener Fluidtechnisches Kolloquium 1990, Bd. 2, S. 49-64, [Conference or Workshop Item]

Ludwig, G. and Stoffel, B. (1990):
Untersuchungen zur Kavitation an Dichtspalten und Entlastungsbohrungen von Kreiselpumpen.
In: Konstruktion 42 (1990), N. 2, S. 41-46, [Conference or Workshop Item]

Stoffel, B. and Ludwig, G. (1990):
The influence of the gap flow at the impeller inlet on cavitation and part load recirculation in a centrifugal pump.
In: 3rd International Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC 3), Honolulu 1990, Sess. Transport 9: Multiphase Flow and Cavitation, [Conference or Workshop Item]

Barton, V. and Stoffel, B. (1990):
A method for objective and quantitative determination of pressure pulsation excited by a centrifugal pump in arbitrary teststand.
In: Interfluid, Essen (1990), Session 3, [Conference or Workshop Item]

Stoffel, B. (1989):
Experimentelle Untersuchungen zur räumlichen und zeitlichen Struktur der Teillast-Rezirkulationen bei Kreiselpumpen.
In: Forschung im Ingenieurwesen, pp. 149-152, 55(198, [Article]

Stoffel, B. and Barton, V. (1988):
Contribution to the prediction of pressure pulsations in piping systems excited by rotodynamic pumps.
In: Conference on Hydraulic Machinery, Turboinstitut Ljubljana 1988, p. 481-489, [Conference or Workshop Item]

Stoffel, B. and Kiesbauer, J. and Wagner, K. (1988):
Experimental investigation of blade cavitation influenced by the upstream injection of a gap flow.
In: IAHR-Symposium Trondheim 1988, paper J., [Conference or Workshop Item]

Stoffel, B. (1988):
Gemeinschaftsforschung im Bereich der deutschen Pumpenindustrie.
In: Pumpen und Ihre Anwendungen, VDMA-S, [Article]

Ludwig, G. and Stoffel, B. (1988):
Untersuchungen zur Kavitation am saugseitigen Dichtspalt von Kreiselpumpen.
In: Pumpentagung Karlsruhe 1988, Sektion B7, [Conference or Workshop Item]

Stoffel, B. and Hergt, P. (1988):
Zur Problematik der spezifischen Saugzahl als Beurteilungsmastab für die Betriebssicherheit einer Kreiselpumpe.
In: Preprints Pumpentagung Karlsruhe 1988, Sektion B8 (Unter gleichem Titel auch veröffentlicht in: Pumpen, 2. Ausg. 1992, Vulkan-Verlag Essen, S. 77-81), [Conference or Workshop Item]

Stoffel, B. and Ludwig, G. (1987):
Experimental investigation of the cavitation in a jet discharging into a uniform cross-flow.
In: 8th Conference on Fluid Machinery, Budapest 1987, S. 802-809, [Conference or Workshop Item]

Stoffel, B. (1986):
Kreiselpumpen bewährte und neuartige Lösungen entsprechen vielfältigen Anforderungen.
In: Sonderheft &quot;Pumpen, Vakuumpumpen, Kompressoren 86&quot;, Sonder, [Article]

This list was generated on Tue Oct 15 00:41:30 2019 CEST.