Wertz H, Schutte F. Self-tuning speed control for servo drives with imperfect mechanical load. In: Conference Record of the 2000 IEEE Industry Applications Conference. Thirty-Fifth IAS Annual Meeting and World Conference on Industrial Applications of Electrical Energy (Cat. No.009). IEEE; 2000. doi:10.1109/ias.2000.882081
LibreCat: /record/30396
DOI: 10.1109/ias.2000.882081

Ide P, Froehleke N, Grotstollen H, Korb W, Margaritis B. Analysis of three-phase/three-level rectifiers at low load and discontinuous conduction mode. In: APEC 2000. Fifteenth Annual IEEE Applied Power Electronics Conference and Exposition (Cat. No.008). IEEE; 2000. doi:10.1109/apec.2000.826105
LibreCat: /record/30397
DOI: 10.1109/apec.2000.826105

Beinecke S. Online-Schätzung von mechanischen Parametern, Kennlinien und Zustandsgrößen geregelter elektrischer Antriebe .; 2000.
LibreCat: /record/30398

Ide P, Froehleke N, Grotstollen H, Korb W, Margaritis B. Operation of a three-phase/three-level-rectifier in wide range and single-phase applications. In: IECON’99. Conference Proceedings. 25th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.999). IEEE; 1999. doi:10.1109/iecon.1999.816448
LibreCat: /record/30274
DOI: 10.1109/iecon.1999.816448

Beineke S, Wertz H. Design of extended Kalman filters for high performance position control of electrical drives. In: 1999 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (Cat. No.99). IEEE; 1999. doi:10.1109/aim.1999.803168
LibreCat: /record/30277
DOI: 10.1109/aim.1999.803168

Maas J, Schulte T. High performance speed control for ultrasonic motors. In: 1999 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (Cat. No.99). IEEE; 1999. doi:10.1109/aim.1999.803148
LibreCat: /record/30279
DOI: 10.1109/aim.1999.803148

Wertz H, Beineke S, Fröhleke N, et al. Computer aided commissioning of speed and position control for electrical drives with identification of mechanical load. In: Conference Record of the 1999 IEEE Industry Applications Conference. Thirty-Forth IAS Annual Meeting (Cat. No.990). IEEE; 1999. doi:10.1109/ias.1999.799174
LibreCat: /record/30272
DOI: 10.1109/ias.1999.799174

Fröhleke N, Pieper R, Mundinger H, Grotstollen H. Computer aided investigation of the auxiliary resonant commutated pole converter for wide range applications such as welding power supplies. In: IECON’99. Conference Proceedings. 25th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.999). IEEE; 1999. doi:10.1109/iecon.1999.816530
LibreCat: /record/30273
DOI: 10.1109/iecon.1999.816530

Bünte A. Selbsteinstellender Antrieb mit drehmomentoptimal betriebenem Asynchronmotor.; 1999.
LibreCat: /record/30280

Schulte T, Fröhleke N. Parameter identification of ultrasonic motors. In: 1999 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (Cat. No.99). IEEE; 1999. doi:10.1109/aim.1999.803149
LibreCat: /record/30278
DOI: 10.1109/aim.1999.803149

Schutte F, Beineke S, Grotstollen H. Knowledge based controller selection for electrical drives with imperfect mechanic. In: IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980). IEEE; 1998. doi:10.1109/iecon.1998.722864
LibreCat: /record/30270
DOI: 10.1109/iecon.1998.722864

Maas J. Modellierungund Regelung Stromrichtergespeister Ultraschall-Wanderwellenmotoren.; 1998.
LibreCat: /record/30271

Beinke S, Wertz H, Schutte F, Grotstollen H, Fröhleke N. Identification of nonlinear two-mass systems for self-commissioning speed control of electrical drives. In: IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980). IEEE; 1998. doi:10.1109/iecon.1998.724071
LibreCat: /record/30267
DOI: 10.1109/iecon.1998.724071

Wallmeier P, Richter J, Fröhleke N, Grotstollen H, Langemeyer L, Margaritis B. A high efficiency single-phase power factor corrected switched mode rectifier. In: IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980). IEEE; 1998. doi:10.1109/iecon.1998.724175
LibreCat: /record/30268
DOI: 10.1109/iecon.1998.724175

Wallmeier P, Fröhleke N, Grotstollen H. Improved analytical modeling of conductive losses in gapped high-frequency inductors. In: Conference Record of 1998 IEEE Industry Applications Conference. Thirty-Third IAS Annual Meeting (Cat. No.982). IEEE; 1998. doi:10.1109/ias.1998.730254
LibreCat: /record/30266
DOI: 10.1109/ias.1998.730254

Wallmeier P, Fröhleke N, Grotstollen H. Automated optimization of high frequency inductors. In: IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980). IEEE; 1998. doi:10.1109/iecon.1998.724147
LibreCat: /record/30269
DOI: 10.1109/iecon.1998.724147

Ide P, Froehleke N, Grotstollen H. Investigation of low cost control schemes for a selected 3-level switched mode rectifier. In: Proceedings of Power and Energy Systems in Converging Markets. IEEE; 1997. doi:10.1109/intlec.1997.645920
LibreCat: /record/30243
DOI: 10.1109/intlec.1997.645920

Ide P, Froehleke N, Grotstollen H. Comparison of selected 3-phase switched mode rectifiers. In: Proceedings of Power and Energy Systems in Converging Markets. IEEE; 1997. doi:10.1109/intlec.1997.646061
LibreCat: /record/30241
DOI: 10.1109/intlec.1997.646061

Sun J, Grotstollen H. Fast time-domain simulation by waveform relaxation methods. In: PESC Record. 27th Annual IEEE Power Electronics Specialists Conference. IEEE; 1997. doi:10.1109/pesc.1996.548800
LibreCat: /record/30244
DOI: 10.1109/pesc.1996.548800

Beineke S, Schutte F, Grotstollen H. Online identification of nonlinear mechanics using extended Kalman filters with basis function networks. In: Proceedings of the IECON’97 23rd International Conference on Industrial Electronics, Control, and Instrumentation (Cat. No.976). IEEE; 1997. doi:10.1109/iecon.1997.671069
LibreCat: /record/30247
DOI: 10.1109/iecon.1997.671069

Beineke S, Schutte F, Wertz H, Grotstollen H. Comparison of parameter identification schemes for self-commissioning drive control of nonlinear two-mass systems. In: IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting. IEEE; 1997. doi:10.1109/ias.1997.643068
LibreCat: /record/30250
DOI: 10.1109/ias.1997.643068

Maas J, Grotstollen H. Averaged model of inverter-fed ultrasonic motors. In: PES. Record 28th Annual IEEE Power Electronics Specialists Conference. Formerly Power Conditioning Specialists Conference 1970-71. Power Processing and Electronic Specialists Conference 1972. IEEE; 1997. doi:10.1109/pesc.1997.616802
LibreCat: /record/30251
DOI: 10.1109/pesc.1997.616802

Schutte F, Beineke S, Rolfsmeier A, Grotstollen H. Online identification of mechanical parameters using extended Kalman filters. In: IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting. IEEE; 1997. doi:10.1109/ias.1997.643069
LibreCat: /record/30248
DOI: 10.1109/ias.1997.643069

Maas J, Schulte T, Grotstollen H. Optimized drive control for inverter-fed ultrasonic motors. In: IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting. IEEE; 1997. doi:10.1109/ias.1997.643144
LibreCat: /record/30249
DOI: 10.1109/ias.1997.643144

Wallmeier P, Grotstollen H. Magnetic shielding applied to high-frequency inductors. In: IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting. IEEE; 1997. doi:10.1109/ias.1997.629003
LibreCat: /record/30245
DOI: 10.1109/ias.1997.629003

Fiedler A, Grotstollen H. Simulation of power electronic circuits with principles used in wave digital filters. In: IAS ’95. Conference Record of the 1995 IEEE Industry Applications Conference Thirtieth IAS Annual Meeting. IEEE; 1997. doi:10.1109/ias.1995.530613
LibreCat: /record/30254
DOI: 10.1109/ias.1995.530613

Scheffler S, Böcker J. Application of Neural Networks for Control of Four-Quadrant Converters in Railway Propulsion Systems Applications of Neural Adaptive Control Technology. In: Applications of Neural Adaptive Control Technology. Vol 17. World Scientific Series in Robotics and Intelligent Systems. World Scientific; 1997:281-302.
LibreCat: /record/29994

Ruff M. Ein automatisiertes Verfahren zur Off-line-Identifikation der elektrischen Parameter von pulswechselrichtergespeisten Asynchronmotoren.; 1997.
LibreCat: /record/30253

Fiedler A. Beiträge zur Entwicklung von Gleichstromumrichtern mit geringer Ausgangsspannung.; 1997.
LibreCat: /record/30851

Fröhleke N, Mundinger H, Beineke S, Wallmeier P, Grotstollen H. Resonant transition switching welding power supply. In: Proceedings of the IECON’97 23rd International Conference on Industrial Electronics, Control, and Instrumentation (Cat. No.976). IEEE; 1997. doi:10.1109/iecon.1997.671804
LibreCat: /record/30246
DOI: 10.1109/iecon.1997.671804

Wallmeier P, Fröhleke N, Richter J, Ide P, Grotstollen H. A critical comparison of boost-topologies for single-phase switched mode rectifiers. In: Proceedings of Power and Energy Systems in Converging Markets. IEEE; 1997. doi:10.1109/intlec.1997.646060
LibreCat: /record/30242
DOI: 10.1109/intlec.1997.646060

Sun J, Grotstollen H. Symbolic analysis of switching power converters based on a general averaging method. In: PESC Record. 27th Annual IEEE Power Electronics Specialists Conference. IEEE; 1996. doi:10.1109/pesc.1996.548633
LibreCat: /record/30070
DOI: 10.1109/pesc.1996.548633

Sun J, Grotstollen H. A symbolic computation package for averaged analysis of power electronic systems. In: Proceedings of Applied Power Electronics Conference. APEC ’96. IEEE; 1996. doi:10.1109/apec.1996.500428
LibreCat: /record/30072
DOI: 10.1109/apec.1996.500428

Ruff M, Grotstollen H. Off-line identification of the electrical parameters of an industrial servo drive system. In: IAS ’96. Conference Record of the 1996 IEEE Industry Applications Conference Thirty-First IAS Annual Meeting. IEEE; 1996. doi:10.1109/ias.1996.557017
LibreCat: /record/30061
DOI: 10.1109/ias.1996.557017

Bunte A, Grotstollen H, Krafka P. Field weakening of induction motors in a very wide region with regard to parameter uncertainties. In: PESC Record. 27th Annual IEEE Power Electronics Specialists Conference. IEEE; 1996. doi:10.1109/pesc.1996.548695
LibreCat: /record/30068
DOI: 10.1109/pesc.1996.548695

Maas J, Grotstollen H. Cascaded control scheme for speed variable ultrasonic drives. In: IAS ’96. Conference Record of the 1996 IEEE Industry Applications Conference Thirty-First IAS Annual Meeting. IEEE; 1996. doi:10.1109/ias.1996.557064
LibreCat: /record/30056
DOI: 10.1109/ias.1996.557064

Sun J, Grotstollen H. Fast time-domain simulation by waveform relaxation methods. In: PESC Record. 27th Annual IEEE Power Electronics Specialists Conference. IEEE; 1996. doi:10.1109/pesc.1996.548800
LibreCat: /record/30069
DOI: 10.1109/pesc.1996.548800

Maas J, Grotstollen H. Dynamic analysis of inverter-fed ultrasonic motors. In: PESC Record. 27th Annual IEEE Power Electronics Specialists Conference. IEEE; 1996. doi:10.1109/pesc.1996.548822
LibreCat: /record/30067
DOI: 10.1109/pesc.1996.548822

Sun J, Beineke S, Grotstollen H. Optimal PWM based on real-time solution of harmonic elimination equations Publisher: IEEE PDF. In: ; 1996.
LibreCat: /record/30066

Sun J, Grotstollen H. Optimized Space Vector Modulation and Regular-Sampled PWM: A Reexamination. In: ; 1996.
LibreCat: /record/30060

Fröhleke N, Wallmeier P, Grotstollen H. Investigation of Active-Clamped Topologies for Low Output Voltage dc/dc-Modules. In: ; 1996.
LibreCat: /record/30062

Maas J, Grotstollen H.  Characteristics of Inverter-Fed Ultrasonic Motors - Optimization of Stator/Rotor-Interface. In: ; 1996.
LibreCat: /record/30064

Fröhleke N, Richter J, Wallmeier P, Grotstollen H. Soft switching forward-flyback converter with one magnetic component and current doubler rectification circuit. In: IAS ’96. Conference Record of the 1996 IEEE Industry Applications Conference Thirty-First IAS Annual Meeting. IEEE; 1996. doi:10.1109/ias.1996.560225
LibreCat: /record/30055
DOI: 10.1109/ias.1996.560225

Sun J, Fröhleke N, Grotstollen H. Harmonic reduction techniques for single-switch three-phase boost rectifiers. In: IAS ’96. Conference Record of the 1996 IEEE Industry Applications Conference Thirty-First IAS Annual Meeting. IEEE; 1996. doi:10.1109/ias.1996.560234
LibreCat: /record/30054
DOI: 10.1109/ias.1996.560234

Grotstollen H, Bünte A. Control of induction motor with orientation on rotor flux or on stator flux in a very wide field weakening region-experimental results. In: Proceedings of IEEE International Symposium on Industrial Electronics. IEEE; 1996. doi:10.1109/isie.1996.551065
LibreCat: /record/30071
DOI: 10.1109/isie.1996.551065

Grotstollen H, Wiesing J. Torque capability and control of a saturated induction motor over a wide range of flux weakening. IEEE Transactions on Industrial Electronics. 1995;42(4):374-381. doi:10.1109/41.402476
LibreCat: /record/30050
DOI: 10.1109/41.402476

Becker B, Grotstollen H, Heinemann L. Computer aided design and modeling of high frequency magnetic components. In: Proceedings of 1995 IEEE Applied Power Electronics Conference and Exposition - APEC’95. IEEE; 1995. doi:10.1109/apec.1995.468970
LibreCat: /record/30052
DOI: 10.1109/apec.1995.468970

Fiedler A, Grotstollen H. Simulation of power electronic circuits with principles used in wave digital filters. In: IAS ’95. Conference Record of the 1995 IEEE Industry Applications Conference Thirtieth IAS Annual Meeting. IEEE; 1995. doi:10.1109/ias.1995.530613
LibreCat: /record/30041
DOI: 10.1109/ias.1995.530613

Fiedler A, Grotstollen H. Investigation of asymmetrical phase-shifted full bridge [power convertors]. In: Proceedings of IECON ’95 - 21st Annual Conference on IEEE Industrial Electronics. IEEE; 1995. doi:10.1109/iecon.1995.483448
LibreCat: /record/30048
DOI: 10.1109/iecon.1995.483448

Maas J, Ide P, Fröhleke N, Grotstollen H. Simulation model for ultrasonic motors powered by resonant converters. In: IAS ’95. Conference Record of the 1995 IEEE Industry Applications Conference Thirtieth IAS Annual Meeting. IEEE; 1995. doi:10.1109/ias.1995.530291
LibreCat: /record/30049
DOI: 10.1109/ias.1995.530291