Publications

Mehran Tahir, and Stefan Tenbohlen. Transformer Winding Fault Classification and Condition Assessment Based on Random Forest Using FRA.. Energies 2023, (16)3714April 2023. [PUMA: Assessment Classification Condition FRA Fault Forest Random Transformer Using Winding]

Saeed Khandan Siar, and Stefan Tenbohlen. Investigation of Operational and Design Parameters Affecting the Thermal Behaviour of Disc-Type Winding. 242-249, August 2019. [PUMA: Affecting Behaviour Design Disc-Type Investigation Operational Parameters Thermal Winding and of the]

Mehran Tahir, and Stefan Tenbohlen. Transformer Winding Condition Assessment Using Feedforward Artificial Neural Network and Frequency Response Measurements.. Energies 2021, (14)3227May 2021. [PUMA: Artificial Assessment Condition Feedforward Frequency Measurements. Network Neural Response Transformer Using Winding and]

Mehran Tahir, and Stefan Tenbohlen. FRA Lookup Charts for the quantitative Determination of Winding Axial Displacement Fault in Power Transformers. IET Electric Power Applications, (14)12:2370-2377, December 2020. [PUMA: Axial Charts Determination Displacement FRA Fault Lookup Power Transformerssend:unibiblio Winding quantitative]

Chandra Prakash Beura, Michael Beltle, and Stefan Tenbohlen. Study of the Influence of Winding and Sensor Design on Ultra-High Frequency Partial Discharge Signals in Power Transformers. Sensors 2020, (20)2020. [PUMA: Design Discharge Frequency Influence Partial Power Sensor Signals Transformerssend:unibiblio Ultra-High Winding of]

Jochen Christian, and Kurt Feser. Procedures for Detecting Winding Displacements in Power Transformers by the Transfer Function Method. IEEE Transactions on Power Delivery, (15)1:214-220, 2004. [PUMA: Detecting Displacements Function Method Power Transfer Transformers Winding]

Klaus Eckholz, W. Knoww, Michael Schäfer, Kurt Feser, and Enzo Cardillo. New Developments in Transformer Cooling Calculation. 2004. [PUMA: Power Transformers cooling heat rise temperature transfer winding] URL

Jochen Christian, and Kurt Feser. Procedures for Detecting Winding Displacements in Power Transformers by the Transfer Function Method. IEEE Transactions on Power Delivery, (19)1:214-220, January 2004. [PUMA: Fault analysis diagnosis displacements domain frequency functions power transfer transformers winding] URL

P. Karimifard, G.B. Gharehpetian, and Stefan Tenbohlen. Determination of axial displacement extent based on transformer winding transferfunction estimation using vector-fitting method. European Transactions on Electrical Power (ETEP), (18):423-436, 2008. [PUMA: Determination axial based displacement estimation extent method transferfunction transformer vector-fitting winding]

P. Karimifard, G. B. Gharehpetian, and Stefan Tenbohlen. Localization of Winding Radial Deformation and Determination of Deformation Extent using Vector Fitting-based Estimated Transfer Function. European Transactions on Electrical Power (ETEP), (19)5:749–762, July 2009. [PUMA: Deformation Determination Estimated Extent Fitting-based Function Localization Radial Transfer Vector Winding]