Mobility and Technology Prof. Dr.-Ing. Ulrich Ammann

Lectures:

• Electrical Machines
• Electrical Drives
• Renewable Energies

Research Interests:

• Electrical Drives
• Electrical Drive Control
• Power Electronics
• Electrial Machines

Mittwochs, 9Uhr bis 11.00Uhr sowie jederzeit nach Vereinbarung (bitte stets mit Ankündigung per E-Mail)

• 1997 bis 2002: Studium der Elektrotechnik an der Universität Stuttgart mit Schwerpunkt Leistungselektronik, Elektrische Antriebe und Regelungstechnik
• 2002 bis 2009: Wissenschaftlicher Mitarbeiter, dann Wissenschaftlicher Assistent am Institut für Leistungselektronik und Elektrische Antriebe der Universität Stuttgart; Promotion auf dem Gebiet prädiktiver Steuerverfahren für selbstgeführte leistungselektronische Stellglieder
• 2009 bis 2014: Tätigkeiten als Entwicklungsingenieur bei der Daimler AG auf dem Gebiet elektrischer Antriebe für Elektro- und Hybridfahrzeuge
• seit WS 2014/15: Professor an der HS Esslingen,

Stiftungsprofessur für Elektrische Antriebe und Energieeffizienz, gefördert von der Kreissparkasse Göppingen über den Stifterverband

• WS 2010/11 bis WS 2014/15: Lehrauftrag der Fakultät Fahrzeugtechnik der HS Esslingen
• WS 2013/14 bis WS 2014/15: Lehrauftrag am Karlsruher Institut für Technologie

Journal and Conference Papers

• C. Cheshire, F. Bertele, T. Röser, F. Gliese, U. Ammann: An Investigation into Torque Accuracy for a 48V IPMSM under usage of Sensorless Contro; 2020 IEEE Vehicular Power and Propulsion Conference, Nov. 18 - Dec. 16, Gijon (Spain, held virtually)
• F. Bertele, U. Ammann, C. Cheshire, T. Röser: Enhanced Flux Control Including a Closed Loop Voltage Controller to Optimize the Voltage Usage and the Torque Computation for a 48V IPMSM; EPE'20 ECCE Europe, 22nd European Conference on Power Electronics and Applications, 7-11 September 2020, Lyon (France, held virtually)
• F. Bertele, U. Ammann, C. Cheshire, T. Röser: Compensation of Torque Deviation Caused by Magnet Temperature Variation for a Flux Based IPMSM Core Control; PCIM Europe digital days 2020, International Exhibition and Conference for Power Electronics (held virtually)
• F. Bertele, U. Ammann, C. Cheshire, M. Neuburger, S. Piriienko, T. Roeser: Interpretation of Measured IPMSM Flux Tables for Parameter Identification; EPE'19 ECCE Europe, 21st European Conference on Power Electronics and Applications , 2-6 September 2019, Genova (Italy)
• S. Piriienko, U. Ammann, M. Neuburger, F. Bertele, T. Röser, A. Balakhontsev, N. Neuberger, P.W. Cheng: Influence of the Control Strategy on the Efficiency of SynRM Based Small-Scale Wind Generators; IEEE International Conference on Industrial Technology 2019, ICIT 2019, 13-15 Feb 2019, Melbourne, Australia
• M. Neuburger, U. Ammann, F. Bertele, W. Seeger, D.J. Thrimawithana: A New Topology for an Unidirectional Galvanic Isolated Combined Converter; IEEE Southern Power Electronics Conference; Auckland, New Zealand, December 5-8, pp. 273-277
• O. Wallscheid, U. Ammann, J. Böcker: Real-Time Capable Model Predictive Control of Permanent Magnet Synchronous Motors Using Swarm Particle Optimisation; PCIM Europe 2016, 10 – 12 May 2016, Nuremberg, Germany
• U. Ammann: Using Assignment Figures to Evaluate Cost Functions in Predictive Inverter Control; IEEE 3rd Symposium on Predictive Control of Electrical Drives and Power Electronics, PRECEDE 2015, Valparaiso, Chile, October 5-6
• U. Ammann: Predictive Switching State Selection – A New Answer to a Fundamental Question in Power Electronics; 5th Indo-German Frontiers of Engineering Symposium, INDOGFOE 2013, Hyderabad, India, March 14-17
• U. Ammann, R. Vargas, J. Roth-Stielow: Investigation of the Average Switching Frequency of Direct Model Predictive Control Converters; IEEE International Conference on Industrial Technology 2010, ICIT 2010, Vina del Mar, Chile, March 14-17, pp. 1800-1807
• R. Vargas, U. Ammann, B. Hudoffsky, J. Rodríguez, P. Wheeler: Predictive Torque Control of an Induction Machine Fed by a Matrix Converter with Reactive Input Power Control; IEEE Transactions on Power Electronics, Vol. 25, No. 6, June 2010, pp. 1426-1438
• R. Vargas, U. Ammann, J. Rodríguez: Improvement of Efficiency on a Matrix-Converter Based Induction Machine Drive; International Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management 2009, PCIM Europe 2009, Nuremberg, Germany, May 12-14
• J. Rodríguez, P. Cortés, S. Kouro, U. Ammann, R. Vargas: Survey on Finite State Model Predictive Control - A Simple and Powerful Method to Control Electric Power Converters; IEEE Transactions on Industrial Electronics, Vol. 56, No. 6, June 2009, pp. 1826-1838
• U. Ammann, R. Vargas, S. Rees, J. Serra, J. Roth-Stielow: An Analytical Approach to Steady-State Current Control Properties of Power Converters Featuring Discrete-Time Switching; Proceedings of the 39th IEEE Annual Power Electronics Specialists Conference, PESC 2008, Rhodes, Greece, June 15-19, pp. 2535-2542
• R. Vargas, J. Rodríguez, U. Ammann, P. W. Wheeler: Predictive Current Control of an Induction Machine Fed by a Matrix Converter With Reactive Power Control; IEEE Transactions on Industrial Electronics, Vol. 55, No. 12, December 2008, pp. 4362-4371
• R. Vargas, U. Ammann, J. Rodríguez, J. Pontt: Predictive Strategy to Control Common-Mode Voltage in Loads Fed by Matrix Converters; IEEE Transactions on Industrial Electronics, Vol. 55, No. 12, December 2008, pp. 4372-4380
• R. Vargas, U. Ammann, J. Rodríguez, J. Pontt: Predictive strategy to reduce common-mode voltages on power converters; Proceedings of the 39th IEEE Annual Power Electronics Specialists Conference, PESC 2008, Rhodes, Greece, June 15-19, pp. 3401-3406
• R. Vargas, U. Ammann, J. Rodríguez, J. Pontt: Reduction of switching losses and increase in efficiency of power converters using predictive control; Proceedings of the 39th IEEE Annual Power Electronics Specialists Conference, PESC 2008, Rhodes, Greece, June 15-19, pp. 1062-1068
• R. Vargas, P.Cortes, U. Ammann, J. Rodriguez, J. Pontt: Predictive Control of a Three-Phase Neutral-Point-Clamped Inverter; IEEE Transactions on Industrial Electronics, Vol. 54, No. 5, October 2007, pp. 2697-2705
• J. Rodríguez, J. Pontt, C. A. Silva, P. Correa, P. Lezana, P. Cortés, U. Ammann: Predictive Current Control of a Voltage Source Inverter; IEEE Transactions on Industrial Electronics, Vol. 54, No. 1, February 2007, pp. 495-503
• J. Rodríguez, J. Pontt, R. Vargas, P. Lezana, U. Ammann, P. W. Wheeler, F. Garcia: Predictive Direct Torque Control of an Induction Motor fed by a Matrix Converter; European Conference on Power Electronics and Applications 2007, ECPE 2007, Aalborg, Denmark, Sept. 2-5,  pp. 1-10
• P. Cortes, J. Rodriguez, R. Vargas, U. Ammann: Cost Function-Based Predictive Control for Power Converters; Proceedings of the 32nd IEEE Annual Conference on Industrial Electronics, IECON 2006, Paris, France, Nov. 6-10, pp. 2268-2273
• U. Ammann: Hysteresebasierte und prädiktive Verfahren zur zeitdiskreten Schaltzustandseinstellung leistungselektronischer Stellglieder; Tagungsband zur SPS/IPC/Drives 2006, SPS/IPC/DRIVES 2006, Nürnberg, Deutschland, 28.-30. November, S. 505-513
• S. Rees, U. Ammann: Field-oriented Control of Current-Source Inverter fed High Speed Induction Machines using Steady-state Stator Voltages; International Symposium on Power Electronics, Electrical Drives, Automation and Motion, SPEEDAM 2006, Taormina, Italy, May 23-26, pp. 32.14-32.21
• S. Müller, U. Ammann, S. Rees: New Time-Discrete Modulation Scheme for Matrix Converters; IEEE Transactions on Industrial Electronics, Vol. 52, No. 6, December 2005, pp. 1607-1615
• J. Rodriguez, J. Pontt, C. Silva, M. Salgado, S. Rees, U. Ammann, P. Lezana, R. Huerta, P. Cortes: Predictive Control of Three Phase Inverter; IEE Electronics Letters, 29th April 2004, Vol. 40, No. 9
• J. Rodriguez, J. Pontt, C. Silva, P. Cortes, U. Ammann, S. Rees: Predictive Current Control of a Voltage Source Inverter; Proceedings of the 35th IEEE Annual Power Electronics Specialists Conference, PESC 2004, Aachen, Germany, June 20-25, pp. 2192-2196
• J. Rodriguez, J. Pontt, C. Silva, P. Cortes, U. Ammann, S. Rees: Predictive Direct Torque Control Of An Induction Machine; Proceedings of the 11th International Power Electronics and Motion Control Conference 2004, EPE-PEMC 2004, Riga, Latvia, Sept. 2-4
• S. Rees, U. Ammann: New Stator Voltage Controller for High Speed Induction Machines fed by Current-Source Inverters; Proceedings of the 35th IEEE Annual Power Electronics Specialists Conference, PESC 2004, Aachen, Germany, June 20-25, Vol.1, pp. 541-547
• S. Müller, U. Ammann, S. Rees: New Modulation Strategy for a Matrix Converter with a Very Small Mains Filter; Proceedings of the 34th IEEE Annual Power Electronics Specialists Conference, PESC 2003, Acapulco, Mexico, June 15-19, pp. 1275-1280
• S. Rees, U. Ammann: A Smart Synchronous Rectifier for 12V Automobile Alternators; Proceedings of the 34th IEEE Annual Power Electronics Specialists Conference, PESC 2003, Acapulco, Mexico, June 15-19, pp. 1516-1521
• S. Rees, U. Ammann: New Gate Control Unit for Automotive Synchronous Rectifiers; International Conference for Power Electronics, Intelligent Motion, Renewable Energy and Energy Management 2003, PCIM 2003, Nuremberg, Germany, May 20-22, pp. 95-100

Book

• U. Ammann: Zeitdiskrete prädiktive Schaltzustandsauswahl bei leistungselektronischen Stellgliedern; Aachen: Shaker Verlag, 2013 (ISBN 978-3-8440-1605-5)

Patents

• U. Ammann, S. Rees, A. Ruf: Transistoranordnung für Gleich- und Wechselrichter; Hauptanmeldung DE 10 2005 009 465 A1 und weitere Anmeldungen, WO002006092349A1
• U. Ammann, Y. Uslu:  Verfahren und Anordnung zur Belastungsprüfung eines Fahrzeugwechselrichters; DE102011117683A1
• U. Ammann, U. Böhme, N. Chlouba, A. Nisch, J. Weigold: Hochvolt-Bordnetz für ein Kraftfahrzeug; DE102014006768A1
• U. Ammann, W. Wondrak: Elektrische Maschine und Verfahren zur Einspeisung und Versorgung eines Zweispannungs-Bordnetzes; DE102013017416A1
• U. Ammann: Elektrische Maschine, insbesondere für einen Kraftwagen, sowie Verfahren zum Herstellen einer solchen elektrischen Maschine; DE102013016256A1
• U. Ammann, E. Bakhach, Y. Uslu: Prüfvorrichtung zum Prüfen von Hochvolt-Komponenten eines Fahrzeugs; DE102013012163A1

Scientific Staff / Ph.D. Students

• Felix Bertele, M.Sc.
• Tobias Röser, M.Sc.
• Christoph Cheshire, M.Sc.
• Felix Gliese, M.Sc.
• Vladyslav Berdnyk, M.Sc.