peter.pelz@fst.tu-darmstadt.de * Correspondence: imke.lorenz@fst.tu-darmstadt.de; Tel. Symposium Steuerungssysteme für automobile Antriebe, Berlin, Germany, September 2012, [Konferenzveröffentlichung], Nakhjiri, M. ; Pelz, P. F. ; Matyschok, B. ; Horn, A. ; Däubler, L. (2012): Apparent and Real Efficiency of Turbochargers under Influence of Heat Flow.14th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery (ISROMAC-14), Honolulu, USA, 27.02.-02.03.2012, [Konferenzveröffentlichung], Nakhjiri, M. ; Pelz, P. F. ; Matyschok, B. ; Horn, A. ; Däubler, L. (2011): Physical Modeling of Automotive Turbocharger Compressor: Analytical Approach and Validation.ComVec 2011-Commercial Vehicle Engineering Congress, Chicago, USA, 13.-14.09., DOI: 10.4271/2011-01-2214, [Konferenzveröffentlichung], Karstadt, S. ; Matyschok, B. ; Pelz, P. F. (2011): Sound deadening on fans.7 B, In: Proceedings of ASME Turbo Expo 2011, S. 961-972, New York, ASME, ASME Turbo Expo 2011, Vancouver, Canada, June 6 - 10, 2011, ISBN 9780791854679, [Konferenzveröffentlichung], Nakhjiri, M. ; Pelz, P. F. ; Matyschok, B. ; Horn, A. ; Däubler, L. Sens, Marc ; Wiedemann, Bernd (Hrsg.) Manuscript received February 6, 2018; final manuscript received November 12, 2018; published online January 29, 2019. tim.mueller@fst.tu-darmstadt.de Peter F. Pelz peter.pelz@fst.tu-darmstadt.de 1 Chair of Fluid Systems, Department of Mechanical Engineering, Technische Universität Darmstadt, Darmstadt, Germany 2 Faculty of Energy, Building Services and Environmental Engineering, Münster University of Applied Sciences, Stegerwaldstr. In: … L1|01 443 Peter Pelz, Chair of Fluid System, TU Darmstadt, peter.pelz@fst.tu-darmstadt.de Keywords: Energy, Efficiency, Ventilation System, Fans, TGA, Discrete Optimisation Introduction The understanding that optimized components do not automatically lead to energy-efficient systems shifts the attention from the single component to the entire technical system. It is insensitive to side forces, which are (1999): Experimental Investigations of Flow Instabilities in a Single-Stage Axial Compressor.In: 3rd European Conference on Turbomachinery, London, 1999, pp. : +49-6151-1627103 Received: 10 August 2020; Accepted: 15 September 2020; Published: 17 September 2020 Abstract: Water distribution systems (WDSs) as critical infrastructures are subject to demand peaks due to daily consumption fluctuations, as well as long term changes in the demand pattern due to Electronic address: peter.pelz@fst.tu-darmstadt.de. (2001): Experimentelle Analyse der Rotating Stall-Struktur in einem einstufigen Axialverdichter.In: VDI-Berichte Nr. Darmstadt, Saul, Sebastian ; Matyschok, B. ; Pelz, P. F. (2018): Fan Model Test at Varying Ambient Pressure - Efficient Product Validation at Full Scale Reynolds and Mach Number.In: FAN2018 - Proceedings of the International Conference on Fan Noise, Aerodynamics, Applications and Systems - Darmstadt 2018, [Artikel], Nakhjiri, M. ; Pelz, P. F. ; Matyschok, B. ; Horn, A. Einträge mit Organisationseinheit "16 Fachbereich Maschinenbau > Institut für Fluidsystemtechnik (FST)" Exportieren als . TU Darmstadt beteiligt an „NFDI4Ing“ – Ausbau von Forschungsdateninfrastruktur für Ingenieurwissenschaften Zurück Vor. By doing so, the air spring can actively apply pressure and tension forces. INTRODUCTION More and more, the value and acceptance of a fan is determined not only by pressure characteristics (2012): vATL – A Virtual Turbocharger on the Basis of Physical Models: Faster Calibration Processes with Deeper System Understanding.9. Bulk Flow - reliable and efficient prediction of forces and leakage for annular gaps in pumps Robrecht, R. M. ; Kuhr, Maximilian ; Pelz, P. F. (2019): PMID: 25189093 DOI: 10.1016/j.jbiomech.2014.06.037 Abstract The speed of a competitive rowing crew depends on the number of crew members, their body mass, sex and the type of rowing-sweep rowing or sculling. 1Technische Universität Darmstadt Fluid Systems Technology Magdalenenstraße 4, Darmstadt, 64289, Germany mehdi.nakhjiri@fst.tu-darmstadt.de *peter.pelz@fst.tu-darmstadt.de berthold.matyschok@fst.tu-darmstadt.de 2IAV GmbH Rockwellstraße 16, 38518 Gifhorn, Germany lorenz.daeubler@iav.de andreas.horn@iav.de Abstract 64287 Darmstadt, E-mail: peter.pelz@fst.tu-darmstadt.de Abstract Nowadays sealing systems are commonly designed by means of hydrodynamic and elastohydrodynamic theories. Contributed by the Fluids Engineering Division of ASME for publication in the J OURNAL OF F LUIDS E NGINEERING. Peter Pelz, Technische Universität Darmstadt, Darmstadt Abstract Screw pumps are positive displacement pumps. 2, 64287 Darmstadt, Germany; paul.taubert@fst.tu-darmstadt.de (P.T. (1997): Design, Development and Verification of Gas Turbine GT24 Air Intake.In: ASME ASIA 97 Congress & Exhibition, Singapore, September 30 October 2, 1997, [Konferenzveröffentlichung]. Master of … Assoc. Gerhard.Ludwig@fst.tu-... work +49 6151 16-27102 fax +49 6151 16-27111. Bild: Fluidsystemtechnik. Due to the pressure (1993): Der Dichtspalt in Kreiselpumpen ein einfaches Element mit sehr komplexen Auswirkungen. Atom RSS 1.0 RSS 2.0: TU Darmstadt (494) 16 Fachbereich Maschinenbau (494) Institut für Fluidsystemtechnik (FST) (494) Energieoptimale Fluidenergiemaschinen ... Zeitschrift der TU Darmstadt, 2000 (1), S. 26-30. TU Darmstadt ULB TUbiblio CAPM vs. [Report], Wang, Q. ; Heß, M. ; Matyschok, B. ; Pelz, P. F. (2009): Simulation of the Flow and Acoustic Field of a Fan.In: International Conference on Fluid Flow Technologies 2009, [Artikel], Brune, K. H. ; Matyschok, B. ; Stoffel, B. ; Münz, S. (2006): CFD-Analysis of the Flow Consisting of Two Mass Flows With Different Temperatures and/or Two Phases in a Turbocompressor.2006 ASME Joint U.S. – European Fluids Engineering Summer Meeting, Miami, FL, USA, July 17-20, 2006, [Konferenzveröffentlichung], Biesinger, T. ; Kappies, W. ; Matyschok, B. ; Stoffel, B. Unsere Forschungskompetenz zeigt sich in verschiedenen Feldern, von der Mathematik bis zur Maschine. The fluid is moved forward by the motion of in theory closed displacement volumes from suction to pressure side. Chair of Fluid Systems, Technische Universität Darmstadt, Otto-Berndt-Str. 1 Corresponding author. 39, Steinfurt, Germany 123 Apr 2019, 141(4): 041107 (8 pages) Paper … Master of Arts Distributed Software Systems . ); lea.rausch@fst.tu-darmstadt.de (L.R.) Master of Science Information and Communication Engineering (iCE) Master of Science International Cooperation in Urban Development. 521-531, 6th European Conference on Turbomachinery Fluid Dynamic and Thermodynamics, Lille, 2005, [Konferenzveröffentlichung], Matyschok, B. ; Stoffel, B. 1Chair of Fluid Systems Technology, Technische Universität Darmstadt Magdalenenstr. Krebs, Tobias and Putz, Hans-Joachim and Schabel, Samuel (2020): Umfassende Studie zur Altpapierqualität in Deutschland. (2001): Experimental and 3-D numerical analysis of the flow field in a turbocharger compressor.In: European Conference on Turbomachinery <4, 2001, Firenze>: Conference Proceedings. C. Corneli, Tobias (2019): Wandgleiten in Strömungen Newtonscher Flüssigkeit. Technische Universität Darmstadt Darmstadt, Germany Phone: +49-6151-16-2153, FAX: +49-6151-16-2453, E-mail: peter.pelz@fst.tu-darmstadt.de NOMENCLATURE a speed of sound C power coefficient d diameter k roughness height, relative roughness height M scale factor Ma Mach number n rotational shaft speed P power p static pressure Re Reynolds number Nachwuchsprofessorin Gebäudeautomation und Energiesysteme (FH Münster), Siemens … TU Darmstadt together with FLT (Forschungsvereinigung für Luft- und Trocknungstechnik e. V.) is introduced, validated, and critically discussed in comparison with other methods. Berthold.Matyschok@fst.tu-... work +49 6151 16-27110 fax +49 6151 16-27111. [Artikel] Lohrberg, H.; Stoffel, B. 64289 Darmstadt, E-Mail: peter.pelz@fst.tu-darmstadt.de Abstract In this paper, we present a new compact hydraulic linear actuator. 585-593, [Konferenzveröffentlichung], Stoffel, B. ; Matyschok, B. 64287 (1997): Experimental investigations of the flow at the outlet of a turbocharger turbine rotor.In: European Conference on Turbomachinery, Fluid Dynamics and Thermodynamics <2, 1997, Antwerpen>: Proceedings. It accounts for axial and centri- The concept is devel-oped to change the rolling piston diameter of an active air spring during usage. Editor: Olivier Coutier-Delgosha. Tim M. Müller(tim.mueller fst.tu-darmstadt.de) Philipp Leise(philipp.leise fst.tu-darmstadt.de) Imke-Sophie Lorenz(imke.lorenz fst.tu-darmstadt.de) Lena C. Altherr(lena.altherr fh-muenster.de) Peter F. Pelz(peter.pelz fst.tu-darmstadt.de) Abstract: The application of mathematical optimization methods provides the capacity to increase the energy efficiency and to lower the investment costs of technical … Nils Preuß, Technische Universität Darmstadt, Darmstadt Oliver Troßmann, Leistritz Pumpen GmbH, Nürnberg Univ.-Prof. Dr.-Ing. 15. In: Fachtagung Integrierte mechanisch-elektronische Systeme, Darmstadt, 1993, veröffentlicht in VDI Fortschrittsberichte Nr. The actuator is de-signed for small movements at high forces. Although the analytical as well as the computational approaches have improved in meaning full manner since the last decades: For small sealing gaps, in the order of micrometers and below, a discrepancy between VDI-Fachtagung Ventilatoren, Braunschweig, 16. und 17. TU Darmstadt ULB TUbiblio Multi-Criteria Optimization of Pressure Screen Systems in Paper Recycling — Balancing Quality, Yield, Energy Consumption and System Complexity Müller, T. M. ; Altherr, L. C. ; Ahola, Marja Birgit ; Schabel, Samuel ; Pelz, P. F. Multi-Criteria Optimization of Pressure Screen Systems in Paper Recycling — Balancing Quality, Yield, Energy Consumption and System Complexity. : +49-6151-16-27100 † This paper is an extended version of our paper published in Proceedings of the 17th International Symposium sekretariat@fst.tu-darmstadt.de: Universität Stuttgart Institut für Maschinenelemente (IMA) www.ima.uni-stuttgart.de: sekretariat@ima.uni-stuttgart.de: Italy: Dipartimento di Meccanica, Matematica e Management (DMMM) Politecnico di Bari: 4, Darmstadt, 64289, Germany, peter.pelz@fst.tu-darmstadt.de, stefan.stonjek@fst.tu-darmstadt.de Abstract A scaling method valid for most turbomachines based on first principles is derived. 2 Technische Universität Darmstadt, Germany, Chair of Fluid Systems, Magdalenenstr. aTU Darmstadt, Chair of Fluid Systems, Otto-Berndt-Straˇe 2, 64287 Darmstadt Abstract Hydraulic accumulators play a central role as energy storage in nearly all uid power systems. Master of Science Data and Discourse Studies. 179, [Konferenzveröffentlichung] Stoffel, B. November 2010, ISBN 9783180921129, [Konferenzveröffentlichung], Wang, Q. ; Pelz, P. F. ; Matyschok, B. 4, D-64289 Darmstadt, Germany. ); ferdinand.cloos@fst.tu-darmstadt.de (F.-J.C.) * Correspondence: peter.pelz@fst.tu-darmstadt.de; Tel. Work L1|01 462 Otto-Berndt-Straße 2 64287 Darmstadt (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, [Konferenzveröffentlichung], Jördening, A. ; Stoffel, B. ; Matyschok, B. J. Fluids Eng. 1640, [Report], Jördening, A. ; Matyschok, B. ; Stoffel, B. * john.friesen@fst.tu-darmstadt.de Abstract The two most important aneurysm types are cerebral aneurysms (CA) and abdominal aortic aneurysms (AAA), accounting together for over 80% of all fatal aneurysm incidences. Bild: Fluidsystemtechnik. fax +49 6151 16-27111, Work Technische Universität Darmstadt, Chair of Fluid Systems, Otto-Berndt-Straße 2, 64287 Darmstadt, Germany SUMMARY Today, the system design of tunnel ventilation systems including jet fans neglects the stream tube contraction being covered by the Rankine-Betz theory. 22. Oktober 2020 TU Darmstadt; Maschinenbau; FST; Team; Team. (2005): Losses in Air Intake Components of Industrial Gas Turbines.S. (2004): Experimental investigations on a turbocharger compressor having a recirculator for sure control.In: International Symposium on Transport Phenomena and Dynamics of Rotating Machinery <10, 2004, Honolulu>: Extended abstracts, proceedings, Honolulu, Hawaii, USA, March 07 - 11, 2004 / organized by Pacific Center of Thermal Fluids Engineering, USA; Institute, Aachen, Inst. of Steam and Gas Turbines, [Konferenzveröffentlichung], Gugau, Manfred ; Matyschok, B. ; Stoffel, B. Article Determining Factors for Slum Growth with Predictive Data Mining Methods John Friesen 1 ID, Lea Rausch 1 ID, Peter F. Pelz 1,* and Johannes Fürnkranz 2 ID 1 Chair of Fluid Systems, Technische Universität Darmstadt, Otto-Berndt-Straße 2, D-64287 Darmstadt, Germany; john.friesen@fst.tu-darmstadt.de (J.F. Following this insight, a new field of study peter.pelz@fst.tu-darmstadt.de (P.F.P.) The presented system design tool Work L1|01 443 Otto-Berndt-Straße 2 64287 Darmstadt Work L1|01 465 Otto-Berndt-Straße 2 64287 Darmstadt Mai 2011, ISBN 978-3-8169-3073-0, [Konferenzveröffentlichung], Karstadt, S. ; Heß, M. ; Matyschok, B. ; Pelz, P. F. (2010): The Influence of Tip Clearance on the Acoustic and Aerodynamic Characteristics of Fans.In: Proceedings of the ASME Turbo Expo 2010, S. 39-47, New York, ASME, ISBN 978-0-7918-4402-1, DOI: 10.1115/GT2010-22082, [Buchkapitel], Heß, M. ; Matyschok, B. ; Pelz, P. F. (2010): Aufwertung bei Axialventilatoren - Einfluss von Reynolds-Zahl, relativer Rauheit und Betriebspunkt auf Wirkungsgrad und Druckziffer.In: VDI-Berichte, 2112, In: Ventilatoren : Entwicklung - Planung - Betrieb, S. 189-198, Düsseldorf, VDI-Verlag, 6. e-mail: peter.pelz@fst.tu-darmstadt.de. Cities are regarded as open, dissipative structures due to their self-organisation and thus in theory S. 299-306, [Konferenzveröffentlichung], Zierer, T. ; Matyschok, B. Tagung Motorprozesssimulation und Aufladung, Berlin, 16. und 17. Otto-Berndt-Straße 2 Darmstadt 64287, Hesse, Germany e-mail: peter.pelz@fst.tu-darmstadt.de Contributed by the Fluids Engineering Division of ASME for publication in the J OURNAL OF F LUIDS E NGINEERING . (2010): Numerische Simulation von turbulenzbedingtem Schall mit OpenFOAM. work +49 6151 16-27110 Peter.Pelz@fst.tu-... work +49 6151 16-27101 fax +49 6151 16-27111. To minimise aneurysm related deaths, clinicians require various tools to accurately estimate its rupture risk. (2011): vATL – ein virtueller Abgasturbolader auf Basis physikalischer Modelle.In: Motorprozesssimulation und Aufladung III, S. 110-126, Renningen, Expert-Verlag, 3. 1993 – 1998 Wissenschaftlicher Assistent von Prof. J. H. Spurk, Technische Strömungslehre, TU Darmstadt Sonstiges Seit 2010 Editorial Board ATZ (Automobiltechnische Zeitschrift) * Correspondence: john.friesen@fst.tu-darmstadt.de; Tel. The accumulators … Master of Science Entrepreneurship and Innovation Management. Englischsprachige Master-Studiengänge an der TU Darmstadt Cognitive Science. The … (2000): Avoiding Cavitation Erosion. Aktuelle Angebote für Studierende sowie Absolventinnen und Absolventen, Von Jupyter Notebooks, Zoom und Verschiebung in den WP II, TU Darmstadt beteiligt an „NFDI4Ing“ – Ausbau von Forschungsdateninfrastruktur für Ingenieurwissenschaften. - Padova: Servici Grafici Ed., 2001 = Paper ATI-CST-023/01, Padova, Servici Grafici Ed., [Konferenzveröffentlichung], Jördening, A. ; Matyschok, B. ; Stoffel, B. 2020. Kontakt Mitarbeiterinnen und Mitarbeiter … Bild: Katrin Binner. : +49-6151-16-27100 Received: 12 August 2020; Accepted: 7 September 2020; Published: 8 September 2020 Abstract: Dissipative structures known from non-equilibrium thermodynamics can form patterns. 30% des Energieverbrauchs durch Optimierung des Zusammenspiels der Komponenten in Fluidsystemen reduzieren, Megacities in denen 6 Milliarden Menschen Trinkwasser brauchen: Wasserversorgung von Morgen, Mehr Dynamik geht nicht: Kavitation und generische Strömungen in Turbomaschinen, Mit Flüssigkeiten, Gasen und porösen Medien konstruieren: Fahrwerke von Morgen, Vorlesungsangebot, Tutorien und aktuelle Ausschreibungen zu Abschluss- und Projektarbeiten. For both aneurysm types, the current Oktober 2020 Vorlesungsankündigung Technical Operations Research Von Jupyter Notebooks, Zoom und Verschiebung in den WP II Bild: Katrin Binner.