Publications

Tammam Hayder, Ulrich Schärli, und Kurt Feser. New algorithms to improve the sensitivity of differential protection of regulating transformers. 2003. [PUMA: ATP-EMTP Differential Modeling Regulating Sensitivity Tap changer protection transformer] URL

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

Tobias Stirl, Raimund Skrzypek, Stefan Tenbohlen, und Rummiya Vilaithong. On-line Condition Monitoring and Diagnosis for Power Transformers their Bushings, Tap Changer and Insulation system. 2006. [PUMA: Bushing Changer Insulation Monitoring On-line Power System Tap Transformer] URL

Rummiya Vilaithong, Stefan Tenbohlen, und Tobias Stirl. Online Tap Changer Diagnosis Based on Acoustic Technique. 2007. [PUMA: Acoustic On-load Vibration changer diagnosis measuring signals tap] URL

Tammam Hayder, Ulrich Schälri, Kurt Feser, und Ludwig Schiel. Universal Adaptive Differential Protection for Regulating Transformers. IEEE Transactions on Power Delivery, (23)2:568-575, 2008. [PUMA: (EMTP) Differential Electromagnetic Program Tran-sients changer phase protection regulating shifters tap transformer] URL

Manuel Wild, Stefan Tenbohlen, Edward Gulski, Rogier Jongen, und J. Erbrink. Degradation Effects and Diagnosis of On-load Tap Changer in Power Transformers. 2014. [PUMA: Changer Degradation Diagnosis Effects On-load Power Tap Transformers] URL

Mohammad Djamali, und Stefan Tenbohlen. A dynamic top oil temperature model for power transformers with consideration of the tap changer position. University of West Bohemia, Pilsen, 2015. [PUMA: Changer Dynamic Model Oil Position Power Tap Temperature Top Transformers]