Publications

Tammam Hayder, Ulrich Schärli, and Kurt Feser. A Dynamic Model of Transformer with Tap Changer Using BCTRAN-Routine and 94-Type. 23-31, 2005. [PUMA: Changer Type-94 Tap Regulating Phase-shifting transformer Norton BCTRAN-Routine] URL

Ebrahim Rahimpour, and Stefan Tenbohlen. A Mathematical Model to Investigate Disc Space Variation in Power Transformer using Transfer Function Analysis. 2007. [PUMA: Analysis Transformer Space Disc Transfer Variation Function Power]

Mohammed Djamali, and Stefan Tenbohlen. A Priori Metrics to Select the Best Training Dataset of Top-Oil Temperature Models of Power Transformer. 2014. [PUMA: Transformer Temperature Models Top-Oil Power]

Y. Yang, S. Shen, F. Zhang, S. Ji, C. Ekanayake, T. K. Saha, Stefan Tenbohlen, P. Jarman, and Z. Wang. A review of transformer FRA measurement and diagnosis techniques.. Transformer Magazin, (10)2:96-109, 2023. [PUMA: A FRA of techniques diagnosis review transformer measurement]

Stefan Tenbohlen, Farzaneh Vahidi, and J. Jagers. A Worldwide Transformer Reliability Survey. 14-19, 2016. [PUMA: reliability transformer survey]

Maik Koch, Stefan Tenbohlen, and Tobias Stirl. Advanced Online Moisture Measurements in Power Transformers. 2006. [PUMA: Oil insulation Monitoring Transformer paper Humidity Moisture measurement Aging Power] URL

Christian Suttner, Werner Ebbinghaus, and Stefan Tenbohlen. Alternative Coupling Method for Immunity Testing of Power Grid Protection Equipment. 280-284, 2016. [PUMA: current switchgear transformer sensor medium EMC instrument transients voltage electronic] URL

Anne Pfeffer, and Stefan Tenbohlen. Analysis of full and chopped Lightning Impulse Voltages from Transformer Tests using the new k-Factor Approach. 2009. [PUMA: Voltages Transformer using Tests the Analysis Lightning of and Approach chopped from Impulse new full k-Factor] URL

Mehran Tahir, Stefan Tenbohlen, and S. Miyazaki. Analysis of Statistical Methods for Assessment of Power Transformer Frequency Response Measurements. 2020. [PUMA: Response Analysis Transformer Assessment Measurements Statistical Methods Frequency Power]

Stefan Tenbohlen, Maik Koch, Dejan Vukovic, Andreas Weinläder, J. Baum, Jörg Harthun, Michael Schäfer, S. Barker, Rainer Frotscher, D. Dohnal, and D. Dyer. Application of vegetable oil-based insulating fluids to hermetically sealed power transformers. 2008. [PUMA: Water Stability Transformer Saturation Ageing Hermetical Sealing Natural OLTC Dielectric Ester Design Thermal Power Strength] URL