TY - CHAP A1 - Hochbrückner, Benedikt A1 - Spiertz, Martin A1 - Küchler, Andreas A1 - Zink, Markus A1 - Steiner, Thomas A1 - Winkelmann, Erik A1 - Krätzschmar, Karsten T1 - Digital Filtering Methods for Interferences on Partial Discharges Under DC Voltage Y1 - 2020 SN - 978-3-030-31675-4 U6 - https://doi.org/10.1007/978-3-030-31676-1_53 SP - 560 EP - 571 ER - TY - CHAP A1 - Hochbrückner, Benedikt A1 - Küchler, Andreas A1 - Spiertz, Martin A1 - Krätzschmar, Karsten A1 - Zink, Markus T1 - Comparison of Algorithms for Clustering of Partial Discharge Signals under DC Voltage Y1 - 2019 U6 - https://doi.org/10.1109/ICHVEPS47643.2019.9011062 ER - TY - CHAP A1 - Küchler, Andreas A1 - Reumann, Andreas A1 - Zink, M. A1 - Voll, S. A1 - Berger, Frank A1 - Langens, Achim A1 - Titze, J. T1 - Der Einfluss von Temperatur, Feldstärke und Atmosphäre auf die Alterung von OIP Hochspannungstransformatordurchführungen BT - ETG-Fachtagung „Diagnostik elektrischer Betriebsmittel“ T2 - ETG-Fachbericht 134 Y1 - 2012 PB - VDE CY - Fulda ER - TY - CHAP A1 - Küchler, Andreas A1 - Schober, F. A1 - Zink, M. A1 - Liebschner, M. A1 - Krause, Ch. T1 - Diagnosis of HVDC Insulation Systems by use of Oil-conductivity Measuring Methods T2 - 2012 IEEE International Conference on Condition Monitoring and Diagnosis CMD Y1 - 2012 SP - 23 EP - 27 CY - Bali, Indonesia ER - TY - CHAP A1 - Küchler, Andreas A1 - Zink, M. A1 - Voll, S. A1 - Berger, Frank A1 - Klipfel, V. T1 - Der Einfluss von Temperatur und Streukapazität auf diagnostische Kapazitäts- und Verlustfaktormessungen von 400 kV-Hochspannungstransformatordurchführungen BT - ETG-Fachtagung „Diagnostik elektrischer Betriebsmittel“ T2 - ETG-Fachbericht 134 Y1 - 2012 PB - VDE CY - Fulda ER - TY - CHAP A1 - Küchler, Andreas A1 - Zink, M. A1 - Berger, Frank A1 - Klipfel, V. T1 - Electrical Simulation as a Tool for Ageing-condition Assessment of Generator Transformer Bushings T2 - 2012 IEEE International Conference on Condition Monitoring and Diagnosis CMD Y1 - 2012 SP - 23 EP - 27 CY - Bali, Indonesia ER - TY - JOUR A1 - Küchler, Andreas A1 - Bellm, H. A1 - Herold, J. A1 - Schwab, A. T1 - Rogowski-Spulen und Magnetfeldsensoren zur Messung transienter Ströme im Nanosekundenbereich BT - Teil 1 JF - Archiv für Elektrotechnik Y1 - 1985 UR - http://permalink.bibkatalog.de/BV013241178 VL - 68 SP - 63 EP - 68 ER - TY - JOUR A1 - Küchler, Andreas A1 - Bellm, H. A1 - Herold, J. A1 - Schwab, A. T1 - Rogowski-Spulen und Magnetfeldsensoren zur Messung transienter Ströme im Nanosekundenbereich BT - Teil 2 JF - Archiv für Elektrotechnik Y1 - 1985 UR - http://permalink.bibkatalog.de/BV013241178 VL - 68 SP - 69 EP - 74 ER - TY - CHAP A1 - Küchler, Andreas A1 - Leibfried, T. A1 - Kachler, A.J. A1 - Zängl, W.S. A1 - Der Houhanessian, V. A1 - Breitenbauch, B. T1 - Ageing and Moisture Analysis of Power Transformer Insulation Systems BT - CIGRÉ 2002 T2 - International Council on Large Electric Systems Y1 - 2002 SP - 12 EP - 101 CY - Paris ER - TY - JOUR A1 - Küchler, Andreas A1 - Dams, J. A1 - Dunz, Th. A1 - Schwab, A. T1 - Kapazitive Sensoren zur Messung transienter elektrischer Felder und Spannungen JF - Archiv für Elektrotechnik Y1 - 1985 UR - http://permalink.bibkatalog.de/BV013241178 VL - 68 IS - 1985 SP - 335 EP - 344 ER - TY - JOUR A1 - Küchler, Andreas A1 - Epping, W. A1 - Schwab, A. T1 - Elektrische Feldstärkemessung mit doppelbrechenden und optisch aktiven Kristallen JF - Archiv für Elektrotechnik Y1 - 1984 UR - http://permalink.bibkatalog.de/BV013241178 VL - 67 SP - 329 EP - 339 ER - TY - CHAP A1 - Küchler, Andreas A1 - Dams, J. A1 - Dunz, Th. A1 - Epping, W. A1 - Kunz, H. A1 - Schwab, A. T1 - Kerr-Effect Measurements of Pulsed Electric Fields in Water T2 - 5th IEEE Pulse Power Conf. Y1 - 1985 CY - Arlington VA, USA ER - TY - CHAP A1 - Küchler, Andreas A1 - Dams, J. A1 - Dunz, Th. A1 - Schwab, A. T1 - Design and Operation of a Tera-Watt Pulse-Power Generator T2 - 5th ISH Int. Symp. on High Voltage Engineering Y1 - 1987 SP - 02 EP - 61 CY - Braunschweig ER - TY - CHAP A1 - Küchler, Andreas A1 - Schober, F. A1 - Krieg, A. A1 - Liebschner, M. A1 - Berger, Frank T1 - Parameter influences on HVDC transformer insulation and its link to conduction processes T2 - 32nd International Conference “Science in Practice” Y1 - 2014 CY - Osijek, Croatia ER - TY - CHAP A1 - Küchler, Andreas A1 - Krieg, A. A1 - Lala, G. A1 - Schober, F. A1 - Wiener, J. A1 - Paulus, J. A1 - Zink, Markus H. A1 - Liebschner, M. T1 - FEM model for describing the dielectric behavior of oil-impregnated pressboard under DC stresses BT - SIP 2015 T2 - 33rd International Conference “Science in Practice” Y1 - 2015 UR - http://permalink.bibkatalog.de/BV042665355 CY - Schweinfurt ER - TY - CHAP A1 - Wirth, Isabell A1 - Reumann, Andreas A1 - Zink, Markus H. A1 - Küchler, Andreas A1 - Langens, Achim A1 - Schnitzler, Tim T1 - Messung elektrischer und thermischer Transienten an Hochspannungsgleichstromdurchführungen T2 - Highvolt Kolloquium, Dresden, 2015 (Poster) Y1 - 2015 ER - TY - CHAP A1 - Sturm, Sebastian A1 - Wirth, Isabell A1 - Paulus, Johannes A1 - Zink, Markus H. A1 - Küchler, Andreas A1 - Berger, Frank T1 - Transient dielectric simulation in time domain with FEM in comparison with circuit models T2 - XIX International Symposium on Theoretical Electrical Engineering, Ilmenau, 2017 Y1 - 2017 ER - TY - CHAP A1 - Zink, Markus H. A1 - Berger, Frank A1 - Klipfel, V. A1 - Küchler, Andreas T1 - Ageing Condition Assessment of 400 kV OIP Generator Transformer Bushings T2 - 17th ISH International Symposium on High Voltage Engineering Y1 - 2011 CY - Hannover ER - TY - CHAP A1 - Küchler, Andreas A1 - Hüllmandel, F. A1 - Böhm, K. A1 - Appold, M. A1 - Liebschner, M. A1 - Koch, N. T1 - Äußere Einflüsse bei der dielektrischen Diagnose betriebsgealterter Hochspannungsdurchführungen T2 - internat. Kandó Conference 2006 Y1 - 2006 PB - Elektrotechn. Fakultät der Hochschule Kandó Kálmán BMF CY - Budapest ER - TY - CHAP A1 - Küchler, Andreas A1 - Schober, F. A1 - Exner, W. A1 - Krause, Ch. A1 - Liebschner, M. A1 - Berger, Frank T1 - Interaction of Pressboard with Impregnating Fluids in HVDC Insulation Systems T2 - IEEE Electrical Insulation Conference Y1 - 2014 SP - 276 EP - 280 CY - Philadelphia, Pennsylvania, USA ER - TY - CHAP A1 - Küchler, Andreas A1 - Wirth, Isabell A1 - Reumann, Andreas A1 - Zink, Markus H. A1 - Schnitzler, Tim A1 - Langens, Achim A1 - Berger, Frank T1 - Steady-state and Transient Electrical Potential Distributions in HVDC Bushings Measured under Different Thermal Conditions T2 - 19th International Symposium on High Voltage Engineering N2 - High voltage DC (HVDC) applications become more and more important and the voltage level for energy transportation increases steadily. Hence the design of the DC insulation systems becomes more and more difficult. The difference between HVDC and HVAC insulation systems is that in HVAC the electrical field is distributed according to the permittivities of the materials. Permittivity is only weakly dependent on temperature, so there is no significant difference between the electrical field distribution at room temperature and operating temperature of the insulation system. In HVDC however the electrical field is distributed according to the conductivities of the insulation materials whereas the conductivity is strongly dependent on temperature. This can lead to completely different field distributions at varying temperatures. The investigations presented here show simulation results of HVDC bushing cores in comparison with measurements on those test objects. Simulations and measurements were performed both for temperature distributions and electric potentials of the grading layers in the bushing at DC voltage. For the first time, it was shown by experiment that the FEM simulation can reproduce real DC field distributions very well. It was also shown, that there is a strong influence of temperature gradients or temperature transients on transient and steady-state electrical potential distribution inside the insulation. Y1 - 2015 CY - Pilsen, Czech Repbulic ER - TY - CHAP A1 - Küchler, Andreas A1 - Schober, F. A1 - Liebschner, M. A1 - Berger, Frank A1 - Exner, W. A1 - Krause, Ch. A1 - Fritsche, R. A1 - Wimmer, R. T1 - Dielectric Behaviour of HVDC Insulating Materials, Polarization and Conduction Processes in Mineral Oil and in Pressboard Impregnated with Different Fluids T2 - 19th International Symposium on High Voltage Engineering Y1 - 2015 CY - Pilsen, Czech Repbulic ER - TY - CHAP A1 - Küchler, Andreas A1 - Harrer, S. A1 - Schober, F. A1 - Staab, T. A1 - Sextl, G. A1 - Exner, W. A1 - Krause, Ch. T1 - Influence of Water Content of Cellulosic Material on Dielectric Behaviour of HVDC insulation T2 - 19th International Symposium on High Voltage Engineering Y1 - 2015 CY - Pilsen, Czech Repbulic ER - TY - CHAP A1 - Küchler, Andreas A1 - Schober, F. A1 - Berger, Frank A1 - Exner, W. A1 - Krause, Ch. T1 - Pressboard in HVDC Transformer Insulation T2 - SIP2013 International Conference Science in Practice Y1 - 2013 SP - 27 EP - 29 CY - Bremen ER - TY - BOOK A1 - Küchler, Andreas T1 - Hochspannungstechnik BT - Grundlagen - Technologie - Anwendungen Y1 - 2009 UR - http://permalink.bibkatalog.de/BV035622330 PB - Springer CY - Dordrecht, Heidelberg, London, New York ET - 3 ER - TY - BOOK A1 - Küchler, Andreas T1 - Hochspannungstechnik BT - Grundlagen - Technologie - Anwendungen Y1 - 2005 UR - http://permalink.bibkatalog.de/BV019362302 PB - Springer CY - Berlin, Heidelberg, New York ET - 2 ER - TY - BOOK A1 - Küchler, Andreas T1 - Hochspannungstechnik BT - Grundlagen - Technologie - Anwendungen Y1 - 1996 UR - http://permalink.bibkatalog.de/BV010979760 PB - VDI CY - Düsseldorf ER - TY - CHAP A1 - Küchler, Andreas A1 - Liebschner, M. A1 - Reumann, Andreas A1 - Krause, Ch. A1 - Piovan, U. A1 - Heinrich, B. A1 - Fritsche, R. A1 - Hoppe, J. A1 - Langens, Achim A1 - Titze, J. T1 - Evaluation of conductivities and dielectric properties for highly stressed HVDC insulating materials BT - International Paper T2 - CIGRÉ Session 2010 Y1 - 2010 CY - Paris ER -