Publications

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

Mehran Tahir, and Stefan Tenbohlen. Towards Objective Interpretation of Frequency Response of Power Transformers. 2019. [PUMA: Frequency Interpretation Objective Power Response Towards Transformers]

Stefan Tenbohlen, D. Uhde, J. Poittevin, Uwe Sundermann, H. Borsi, P. Werle, and H. Matthes. Enhanced Diagnosis of Power Transformers using On- and Off-line Methods: Results, Examples and Future Trends. 2001. [PUMA: Analysis Assessment Buchholzgas Frequency Lifetime Monitoring OLTC PD-Measurement Power Response Thermal Transformer control sensor] URL

Stefan Tenbohlen, Manfred Stach, Thomas Lainck, Guntmar W. H. Gunkel, J. Altmann, Georg Daemisch, and E. Bräsel. New Concepts for Prevention of Ageing by means of On-line Degassing and Drying and Hermetically Sealing of Power Transformers. 2004. [PUMA: Ageing Analysis Dielectric Drying Fischer Hermetically Karl Moisture On-line Power Response Sealing Titration Transformer] URL

S. M. Gubanski, J. Blennow, L. Karlsson, Kurt Feser, Stefan Tenbohlen, C. Neumann, H. Moscicka-Grzesiak, A. Filipowski, and L. Tatarski. Reliable Diagnostics of HV Transformer Insulation for Safety Assurance of Power Transmission System - REDIATOOL - a European Research Project. 2006. [PUMA: Power diagnostic dielectric evaluation measurements method moisture response transformer] URL

Maik Koch, Stefan Tenbohlen, Michael Krüger, and Alexander Kraetge. Improved Moisture Analysis of PowerTtransformers Using Dielectric Response Methods. 2007. [PUMA: FDS PDC Power aging currents depolarisation dielectric domain frequency methods moisture polarisation response spectroscopy transformers] URL

Alexander Kraetge, Michael Krüger, J.L. Velásquez, Maximilian Heindl, and Stefan Tenbohlen. Experiences with the practical application of sweep frequency response analysis (SFRA) on power transformers. 2009. [PUMA: (SFRA) analysis frequency power response sweep transformers]

Maik Koch, Michael Krüger, and Stefan Tenbohlen. Comparing Various Moisture Determination Methods for Power Transformers. 2009. [PUMA: Capacitive Determination Dielectric Domain Fischer Frequency Karl Moisture Power Response Saturation Sensor Spectroscopy Titration Transformer Water] URL

Maik Koch, S. Raetzke, M. Krueger, and Stefan Tenbohlen. Moisture Diagnostics of Power Transformers by a Fast and Reliable Dielectric Response Method. 2010. [PUMA: Diagnostics Dielectric Fast Method Moisture Power Reliable Response Transformers and]

Maik Koch, S. Rätzke, M. Freiburg, and Mark Jovalekic. Monitoring of the Drying Process of Power Transformers Using Dielectric Response Analysis. 2011. [PUMA: Analysis Dielectric Drying Monitoring Power Process Response Transformers Using]

Mehran Tahir, and Stefan Tenbohlen. Novel Calculation Method for Power Transformer Winding Fault Detection using Frequency Response Analysis. 2019. [PUMA: Analysis Detection Fault Frequency Power Response Transformer Winding]

Mehran Tahir, Stefan Tenbohlen, and M. H. Samimi. Evaluation of Numerical Indices for Objective Interpretation of Frequency Response to detect Mechanical Faults in Power Transformers. 811-824, 2019. [PUMA: Faults Frequency Indices Mechanical Numerical Power Response Transformers]

S. Miyazaki, Y. Mizutani, Mehran Tahir, and Stefan Tenbohlen. Influence of Employing Different Measuring Systems on Measurement Repeatability in Frequency Response Analysis of Power Transformers. IEEE Transactions on Dielectrics and Electrical Insulation, (35)2:27-33, April 2019. [PUMA: Analysis Different Frequency Measurement Measuring Power Repeatability Response Systems Transformers]

Mohammad Hamed Samimi, Stefan Tenbohlen, Amir Abbas Shayegani Akmal, and Hossein Mohseni. Using the Complex Values of the Frequency Response to Improve Power Transformer Diagnostics. 1689-1693, 2016. [PUMA: Diagnostics Frequency Power Response Transformer]