This image shows Stefan Tenbohlen

Stefan Tenbohlen

Prof. Dr.-Ing.

Head of Institute
Institute of Energy Transmission and High Voltage Engineering


+49 711 685 67871
+49 711 685 67877

Pfaffenwaldring 47
70569 Stuttgart
Room: 0.446, ETI II, Erdgeschoss

Office Hours

Monday, from 1 - 2 pm


1986 - 1991
Study of electrical engineering at the Technical University of Aachen
RWTH Aachen, Fachrichtung: Allgemeine Elektrotechnik
Degree: Diplom-Ingenieur

Assistent lecturer at the „Institut für Allgemeine Elektrotechnik und Hochspannungstechnik der RWTH Aachen“

Doctorate thesis: Discharge development over insulator surfaces in SF6 influenced by a needle protrusion

Head of Product Development: Research and development of on-line monitoring and diagnosis of power transformers,
Head of engineering department: Electrical and mechanical design of power transformers,
AREVA Schorch Transformatoren GmbH, Mönchengladbach, Germany

since 07/2004
Director of Institute of Power Transmission and High Voltage Engineering, University of Stuttgart
Membership: He is member of the following international CIGRE working groups:

A2.26 Mechanical Condition Assessment of Transformer Windings using Frequency Response Analysis (FRA)
A2.27 Recommendations for Condition Monitoring Facilities
A2.30 Moisture Equilibrium and Moisture Migration within Transformer Insulation Systems
A2.37 Transformer Reliability Survey (Convenor)
A2.38 Thermal Modelling of Power Transformers
A2/D1.51 Partial Discharge Measurements for Factory Acceptance Tests and Site Acceptance Tests of Power Transformers
A2.53 Objective interpretation methodology for the mechanical condition assessment of transformer windings using Frequency Response Analysis (FRA) (TF leader)
A2.57 Effects of DC Bias on power transformers
A2.62 Analysis of Transformer Reliability (Convenor)
AG D1.01 Fluid Impregnated Systems
AG D1.03 Insulating Gases
D1.03.09 Risk Assessment of Defects in GIS by PD Diagnostics
D1.25 Application guide for PD detection in GIS using UHF or acoustic methods
D1.28 Optimized Gas-insulated Systems by Advanced Dielectric Coatings & Functionally Graded Materials
D1.29 Partial Discharges in Transformers
D1.31 Dielectric Performance of insulating liquids for transformers
D1.37 Guidelines for basic and practical aspects of partial discharge detection using conventional (IEC60270) and unconventional methods
D1.39 Methods for Diagnostic/Failure Data Collection and Analysis
D1/A2.47 New frontiers of Dissolved Gas Analysis (DGA) interpretation
D1.70 TF3 Dielectric Performance of insulating Liquids
IEEE Senior Member
Cigre committee of A2 (Power Transformers and Reactors)
German Cigre committee of D1 (Emerging Technologies)
German Cigre committee of C4 (System Technical Performance)
German Power Engineering Society VDE-ETG FB Q2 (Materials, Electrical Insulations and Diagnostics)
Chairman of the board of Smart Grid Plattform Baden-Württemberg e.V.

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