Conference Agenda

Inverter voltage endurance testing of twisted pairs according IEC 60851 with a self-developed, adjustable generator

C. Staubach¹, B. Sahan¹, A. Litinsky²

1: University of Applied Sciene Hannover, Germany; 2: Axalta Coating Systems, Germany

On-line Partial Discharge Diagnosis on Stator Winding Insulation: Impacts of Voltage Distortion and Winding Temperature

S. Nakamura, T. Kuraishi, S. Miyazaki

Central Research Institute of Electric Power Industry, Japan

Creepage Discharge Characteristics of Solid Liquid Interface in Subsea Cable Connectors

D. Guana¹, Q. Liu¹, M. Jeschke², D. Walton²

1: The University of Manchester, UK; 2: Siemens Energy Limited, Ulverston, UK

Partial Discharge Measurement Experiences on Field Maintenance and in Workshop Fault Investigations of Power Transformers and Shunt Reactors - Case Studies

M. Yanan, T. Güneş, L. Kahtalı

Turkish Electricity Transmission Corporation - TEİAŞ, Turkiye

Assessing Induced Voltage Risks on Pipeline Insulation Due to Electrical Disturbances

S. Shahabi, J. López, K. Inman

Magna IV Engineering, Canada

A Novel Approach to Roebel Bar Stator Winding Repair in a Large Hydro Pump Generator

S. Cotner

Hydroelectric Design Center, US Army Corps of Engineers

Investigation of failure mechanisms of stator winding and stator core. Protocol for repair and acceptance testing of stator winding and stator core. Asset management strategy for stator assembly for machines above 100MVA.

I. Kremza¹, Y. Kharchenko²

1: Voith; 2: Rio Tinto

Stator Core End Region Heating in Large Generators: A Case Study

A. Khazanov, A. Gegenava, A. Nikolaev

National Electric Coil, United States of America

Polarity of Measured PD Impulses - How Useful is it ?

M. Lachance¹, U. Ranninger²

1: OMICRON Canada; 2: OMICRON Austria

Detection of Partial Discharges Occurring in Oil-Filled Cable Joints Arranged in a Mock-up Tunnel Using a Radio Interferometer System

M. Kawada¹, K. Iwasaki²

1: Tokushima University, Japan; 2: TEPCO Power Grid, Inc., Japan

Automatic Insulation Diagnosis Using the Characteristics of Electromagnetic Waves due to Partial Discharges Occurring in Propulsion Coils

M. Kawada

Tokushima University, Japan

Improvement of Karl Fischer Moisture Measurements During Accelerated Aging Testing of Transformer Insulating Systems

B. Greaves, A. Levin, K. Biggie, J. Beaudoin, T. Prevost

Weidmann Electrical Technology Inc., United States of America

Investigating the Effects of Moisture Distribution on the Electric Field and Leakage Current of Power Transformer Bushings

M. Abouhosseini-Darzi², E. Rahimpour¹, M. Mirzaie², A. A. Shayegani-Akmal³

1: THWS, Germany; 2: Department of Electrical Engineering, Babol Noshirvani University of Technology, Iran; 3: University of Tehran, College of Engineering School of Electrical and Computer Engineering, Iran

Influence of Applied Waveforms and Pressure on Partial Discharge Characteristics in a Converter-Fed Motor Winding Model for Electric Propulsion Aircraft

T. Umemoto¹, M. Sato¹, Y. Tsuboi², A. Kumada¹

1: The University of Tokyo; 2: Japan Aerospace Exploration Agency

Investigation of Optimal Electrical Insulation Systems of Stator Windings for Inverter-Fed Motors

T. Iwanaga¹, K. Zaizen¹, T. Okamoto¹, Y. Yamanaka², K. Miyazaki³, T. Kuno³, M. Hikita³, M. Kozako³

1: TMEIC Corporation, Japan; 2: Mitsubishi Electric Corporation; 3: Kyushu Institute of Technology

PDIV Prediction and Tests on the Insulation for Aerospace Electro-Hydrostatic Actuator （EHA）Motors

D. Zhao¹, L. Zhou¹, W. Zhang¹, S. Ma², Y. Zhu², P. Wang²

1: AVIC Xi'an Flight Automatic Control Research Institute; 2: Sichuan University

Study on Dielectric Frequency Response Analysis of Transformer Insulation

P. Sai Ganesh, A. Porwal

Megger

A Comprehensive Approach to DGA: Advancing Transformer Diagnostics in the Era of Modern Power Systems

G. Marius

Consulting Marius Grisaru, Israel

Modeling Dielectric Breakdown of Voids in Ground-Wall Insulation Systems: Initial Studies

A. Mosier¹, C. Stroud², N. Frost³

1: Aaron Mosier Consulting; 2: EMC, Electric & Motor Contracting, Co.; 3: Frosty's Zap Lab, LLC

Effect of transverse compression on the dielectric breakdown of power cable with ethylene propylene rubber (EPR) insulation

H. Wang, E. Wolfe, R. Duckworth

Oak Ridge National Laboratory, United States of America

Life Cycle Analysis Considerations for a Resilient Energy Grid

J. Steele, W. Chatterton

Southwire, LLC, United States of America

Degradation Characteristics of Insulation Discharge at the Interface of Moisture-Affected Cable Accessories

C. Rao, G. Zhu, Z. Liu, S. Pan, X. Wang, R. Liu

Sichuan University: Chengdu, Sichuan, CN

Forming Slot Liner Insulation Materials into Electrical Machines: Manufacturing Considerations and Effects on Performance

U. Paracha¹, E. Griffin¹, S. Mishra¹, D. Varsani², R. McMahon¹, S. Ademi¹

1: Warwick Manufacturing Group, University of Warwick; 2: Safran Electrical and Power UK

Overshoot and Duty Cycle Effects of Wide-Bandgap Drives on Hairpin Winding in EVs

A. Kholgh Khiz, S. Jayaram

University of Waterloo, Canada

Charge Transport in Composite Natural Ester Fluid

K. Y. Victor, A. A. Abdelmalik, Y. M. Abubakar

Ahmadu Bello University, Zaria

Evaluation of Wind Turbine Electrical and Mechanical Defects Due to Nacelle Circulating Currents

H. W Penrose

MotorDoc LLC, United States of America

Thermal fault diagnostics for different transformer insulation systems

H. M. WILHELM, P. FERNANDES

VEGOOR, Brazil

Evaluating Turn Insulation Degradation Using Sweep Frequency Response Analysis

M.-R. Djuidje Kamdoum¹, H. Provencher², E. David¹, Y. Kechaf², Y. D. Seol³

1: École de Technologie Supérieure; 2: Institut de Recherche d'Hydro-Québec, Canada; 3: Hydro-Québec

Analysis techniques for pulse sequences in medium and high voltage DC and battery energy storage systems.

Y. J. Kim

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

Analysis of Insulation Electrical Stress in Electric Vehicle Drive Motors under Repetitive Square Wave Voltage Conditions

B. Li¹, S. Chen¹, M. Chen¹, D. Liu¹, X. Hu¹, P. Wang²

1: State Key Laboratory of Engine and Powertrain System, Weichai Power Co. Ltd, Weifang Shandong, China; 2: SICHUAN UNIVERSITY, People's Republic of China