Conference Agenda

The Importance and Complementarity of Oil Dissolved Gas Analysis in Fault Investigation Studies and Condition Assesments of Power Transformers and Reactors

M. Yanan, T. Güneş, D. Aktaş Taşkıran

Turkish Electricity Transmission Corporation - TEİAŞ, Turkiye

Dielectric Frequency Response (DFR) analysis to assess condition of HVDC converter transformers

E. Ermakov¹, D. Robalino²

1: Hitachi Energy, Sweden; 2: Megger, USA

First breakdown underperformance of gas insulation systems

H.-C. Toepper, R. Wörlen, F. Bill, C. M. Franck

Institute for Power Systems and High Voltage Technology, ETH Zurich, Switzerland

Selective Gas Priority in Dissolved Gas Analysis for Power Transformers: Reducing False Alarms While Preserving Sensitivity

G. Marius

Consulting Marius Grisaru, Israel

DGA Interpretation on Ester-Filled Transformers

A. Sbravati¹, L. Cheim¹, L. Lewand², A. Alber¹, Z. H. Draper³, J. J. Dukarm³, K. Wirtz⁴, T. Melin⁵

1: Hitachi Energy, United States of America; 2: Doble, United States of America; 3: Delta-X Research; 4: Cargill Inc.; 5: Vaisala

Interpreting measurements of moisture in oil for transformers

A. Sbravati¹, A. Al-Abadi², H. Garg², A. Mudryk³

1: Hitachi Energy, United States of America; 2: Hitachi Energy, Germany; 3: Camlin Energy

A Non-Invasive Approach for Stator End-Winding Insulation Repair

M. Chuma Cerbantes¹, R. Oliveira Ramos¹, M. Bacelar Matos¹, L. Fernando Vitti¹, G. Forni¹, A. Luiz Pimentel Proença¹, A. Zanchetta Garcia², S. Oliveira Mileo²

1: China Three Gorges (CTG) Brasil, Brazil; 2: Advanced Engineered Products International (AEPI) do Brasil

Understanding the use of PD measurements in High Voltage Hydro-Generators

T. HILDINGER¹, T. Lamas², J. Cordeiro², F. Pereira²

1: Voith Hydro Ltda, Brazil; 2: Voith Hydro Holding, Germany

Electrical Field Mitigation for Inner Gas-Cooled Generator Stator Windings

A. Khazanov, A. Gegenava, A. Nikolaev

National Electric Coil, United States of America

Insulation Electric Stress Distribution in High-Voltage Motors Driven by Wide-Bandgap Semiconductor Inverters

Z. Li¹, J. Li¹, J. Wang², P. Wang², C. Cao², Y. Zhu²

1: Dongfeng Motor Corporation Technical Center，China; 2: Sichuan University, China

A “Mission Impossible” repair of a severe damaged hydro generator

T. Klamt¹, J. M. Ousdal²

1: GE Vernova, Switzerland; 2: Sira-Kvina kraftselskap

Characterization of a newly developed methacrylate epoxy-based high voltage resin for rotating electrical machines

D. Masseroni¹, C. Herold², M. Zhou³

1: ELANTAS North America LLC; 2: ELANTAS Europe AG; 3: ELANTAS Zhuhai Co. Ltd

Multiphysics Simulation of Cleats and Leads for Short-Circuit Performance Assessment

P. Kedziora¹, M. Smolinski¹, M. del Valle Ranchal³, G. Andrew-Morlet²

1: Hitachi Energy, Poland; 2: Hitachi Energy, Germany; 3: Hitachi Energy, Spain

“Binos”: A New Test Vehicle for EIS Thermal Aging Understanding: Binos Advantages Over Motorettes For EIS Behavior Investigations

A. Rubio^1,2, Z. Valdez-Nava¹, S. Pin², N. Lahoud Dignat¹, L. Fetouhi², G. Belijar³, S. Diaham¹

1: LAPLACE, University of Toulouse, CNRS, INPT, UPS, Toulouse, France; 2: IRT Saint Exupéry, Toulouse, France; 3: SAFRAN Tech, Toulouse, France

Active Thermal Cycling Aging of Form-Wound Motorettes Representative of Automotive Applications

S. Pin¹, J. Ferrand¹, J. Riquet¹, T. Hamiti², M. Szczepanski^1,3, A. Varais¹, G. Belijar^1,4, M. Darques¹

1: IRT Saint-Exupéry, Toulouse, France; 2: Nidec-PSA emotors – Carrières-sous-Poissy, France; 3: Nidec Leroy Somer – Angoulême, France; 4: Safran – Blagnac, France

Comparison of Isothermal Aging on Stators and Motorettes

M. Szczepanski^1,2, S. Pin¹, A. Treillard^1,3, A. Varais¹, G. Belijar^1,4, M. Darques¹

1: IRT Saint Exupéry, France; 2: Nidec Leroy-Somer, France; 3: Liebherr, France; 4: Safran, France

A Comprehensive Review on Insulation Systems for High Voltage Transformers and Rotating Machines

S. Moharkar, S. Jetke, D. Surve, S. Jawale, S. CHANDRA

COEP TECHNOLOGICAL UNIVERSITY PUNE, India

Influence of accelerated thermal aging on lightning characteristics of GTLs and mineral oil

P. Rozga¹, F. Stuchala¹, F. Wang²

1: Lodz University of Technology, Poland; 2: Chongqing University, China

Versatile Laboratory System for Controlled Generation and Characterization of Partial Discharges and Electrical Arcs in Multi-Phase Insulation Systems

H. M. WILHELM¹, P. FERNANDES¹, M. SENS¹, C. SILVA², Y. MANNES¹

1: VEGOOR, Brazil; 2: ARGO, Brazil

A Compact High-Pressure Test Vessel with Standard GIS and Transformer Accessories for Examinations of Synthetic Air as an Alternative Insulating Gas

F. Abdullatif¹, S. Azer¹, J. Friedrichs¹, K. Siebert²

1: Jade University of Applied Sciences, Germany; 2: PFIFFNER Deutschland GmbH, Germany

Multi-Stress PDIV Diagnosis and Electro-Thermal Aging Evolution of Magnet Wires with Surface Scratches

J. Wang, Q. Zhou, P. Wang, C. Cao, J. Zeng

Sichuan University, China

Application of a New Signal Classification Method Using Magnitude, Time, Frequency, and Phase Angle (MTFA) for Both AC and DC Power Equipment

Y. J. Kim, J. Lee

O&M Korea, Korea, Republic of (South Korea)

A system for generation of Artificial Partial Discharges

P. Basappa, L. Quarshie

Norfolk State University, United States of America

Considerations for Field Testing of High Voltage Fluid Filled Cables with Constant Voltage AC at Near Power Frequency

M. Fenger¹, S. Banerjee¹, R. Ayoob², S. Maetzold³

1: Kinectrics Inc., Canada; 2: Kinectrics UK Ltd., United Kingdom; 3: Kinectrics GmbH, Germany