Conference Agenda

Electret Incorporated AlN Substrates for Partial Discharge Mitigation in 3.3 kV Power Module Operating at High Temperature

A. M. Juberi¹, H. A. Mantooth², C. Park¹

1: Arizona State University, Tempe, AZ, United States of America; 2: University of Arkansas, Fayetteville, AR, United States of America

Internal defects detection in dielectric multilayer structures using THz based technique

A. BENOUDINA^1,2, J. CASTELLON², S. AGNEL², C. PONS¹, S. BLIN², A. PENARIER², P. NOUVEL², A. ZENERINO¹

1: Electricite De France - EDF R&D Lab Les Renardieres, Moret Loing et Orvanne, France; 2: Institut d'Electronique et des Systemes - IES, Universite de Montpellier, Montpellier, France

Dielectric Characterization of Polyimide for UWBG Power Module Packaging at High Temperature: A Numerical Study

Z. F. Mouri¹, M. R. K. Shagor¹, F. Haque¹, S. Saha²

1: The University of Akron, United States of America; 2: The University at Buffalo, United States of America

High Impregnability of Mica Tape Made of Uncalcined Muscovite Mica Paper Containing Glass Chops

Y. Tsukamoto¹, S. Mukasa¹, K. Haga¹, N. Andersen², Z. Timoranský³

1: Nippon Rika Technologies Inc.; 2: Nippon Rika Inc.; 3: Nippon Rika Industries Corporation, Branch Office Austria, Austria

Electrical and dielectric characterization using a mobile and compact high-voltage test and measurement facility "MACTAM" for educational, scientific and industrial applications

S. Azer, F. Abdullatif, P. Elfers, J. Friedrichs

Jade University of Applied Sciences, Germany

Estimating the Remaining Life of XLPE Building Cables through Accelerated Life Tests

Z. Ullah^1,2, C. McGinn¹, A. Routledge², G. Davison², T. Sharpe¹, R. Atkinson¹, B. G. Stewart¹

1: University of Strathclyde, Glasgow, UK; 2: Test Incorporated Limited, Harlow, UK

Effect of Bending-Induced Mechanical Stress on the Dielectric Response of Rectangular PAI/PEEK Insulated Winding Wire

R. Cselko, Z. A. Tamus

Budapest University of Technology and Economics, Hungary

AC/DC electric field distribuion on the insulation support cylinder surface of 750-kV tank circuit breaker under different defectes

X. Li¹, D. Ding¹, M. Yuan¹, G. Tang¹, J. Zhang¹, L. Cheng²

1: Sichuan Energy Internet Research Institute, Tsinghua University, Chnegdu, China; 2: Electric Power Research Institute of Shanxi Power Grid Corporation, Shanxi, China

Analysis of the Sensitivity of the No-Load Current Measuring to Detect Turn-to-turn Short Circuits in Transformer Winding

C P. Bravo-Ortega¹, F. P Espino-Cortes¹, R. Ocón-Valdez²

1: ESIME Instituto Politecnico Nacional, Mexico; 2: Facultad de Estudios Superiores Aragón, Universidad Nacional Autónoma de México

Analysis of Void Defects in DC TP Cables based on Partial Discharge Measurements

C. Ryu¹, H.-S. Kim¹, B.-W. Lee¹, H.-J. Kim², S.-H. Yoon²

1: Hanyang University ERICA, Ansan, Republic of Korea; 2: Korea Electrotechnology Research Institute, Chanwon, Republic of Korea

Data Analysis for Improving Diagnostic Accuracy in Partial Discharge Monitoring Systems using Power Line Communications

R. Kimoto, A. Hodai, L. S. Lumba, M. Hikita, M. Kozako

Kyushu Institute of Technology, Japan

Enhancing Optimization Algorithms for Controlling Large-Scale Solar and Storage Participation in Awarded Energy Market Bids

E. Jorge³, A. Javier Jimenez^1,2,4, D. A. Ruiz Cortés⁴, R. Gutiérrez Salgado^2,4, M. Eguiluz Alebicto³, J. d. D. Hermosin²

1: Enel; 2: Ayesa; 3: Deblock; 4: Languages and Informatic Systems of Seville University

Analyzing the Influence of Skin Effects on PWM-Induced Partial Discharge at Elevated Temperatures and Reduced Pressures

S. A. Sufi¹, K. Lee², W. Lee², C. Park³

1: University of Wisconsin-Milwaukee; 2: Michigan State University; 3: Arizona State University

Issues of Electrical Testing of Winding Wires

R. Cselko, Z. A. Tamus, L. Szekely

Budapest University of Technology and Economics, Hungary

Leveraging AI Algorithms for Automated Bidding in Electricity Markets: A Solar-Storage Hybrid Approach

A. Javier Jimenez^1,4,5, E. Jorge¹, M. Eguiluz Alebicto², D. A. Ruiz Cortes⁵, R. Reinoso³, R. Gutiérrez Salgado^4,5, J. d. D. Hermosin Ramos⁴

1: Enel; 2: Deblock; 3: REE Red Electrica de España Madrid, Spain; 4: Ayesa; 5: Languages and Informatic Systems of Seville University, Spain

Review of activities of IEEE PES EMC Materials Subcommittee

N. Frost¹, A. Simard², R. Draper³, S. Sitler⁴

1: Frosty's Zap Lab, LLC, United States of America; 2: Hydro Quebec, Canada; 3: Andritz, Canada; 4: GE Vernova, United States of America

Comparison of New and Old High Voltage Diamond Coil Electrical Insulation Performance for Hydroelectric Generators

A. Thomas¹, M. Widdowson¹, B. Maynard¹, S. Muthukumaran¹, R. So², J. Floyd², K. Hargreaves²

1: Preformed Windings, United Kingdom; 2: U.S. Army Corps of Engineers

Condition Assessment of Power Transformers: Tools for Correlating Dissolved Gas Analysis and Offline Electrical Testing

D. Robalino¹, M. Meira², R. Alvarez³

1: MEGGER, USA; 2: INTELYMEC (UNCPBA), Argentina; 3: IITREE UNLP, Argentina

Extended Transformer Dynamic Thermal Model for Cold Climate Operation

A. Al-Abadi¹, A. Gamil²

1: HITACHI Energy, Germany; 2: HITACHI Energy, Germany

Influence of Environmental Aging on the Dielectric and Conductivity Behavior of Polyimide

J. AHMAD, M. Ghaffarian Niasar

Delft University of Technology, Netherlands, The

CFD Simulations and Energy Balance of a High Voltage Gas Circuit Breaker

M. T. Dhotre¹, M. Schwinne², P. Stoller³

1: Hitachi Energy, Ltd, Zurich, Switzerland; 2: Hitachi Energy Research, Baden-Daettwil, Switzerland; 3: Hitachi Energy, Ltd, Zurich, Switzerland

Understanding of the abnormalities in the measurements of insulation dielectrical losses for high voltage rotating machines.

A. Khazanov

National Electric Coil, United States of America

Impact of Thermal Cycling-Induced Groundwall Insulation De-bonding at Conductor Interface on Dielectric Strength and Voltage Endurance Performance of Turbine Generator Stator Bars

S. Sitler

GE Vernova, United States of America

Aging of components due to partial discharge degradation components

N. Frost², E. Frisch¹, S. Reizes¹

1: OFIL Systems, Israel; 2: Frosty's Zap Lab, LLC, United States of America

Machine Learning Applied to Thermally Aged Cable Reflectometry

S. W. Glass¹, A. Kaforey², M. Taufique¹, M. Elen¹, J. Farber², K. Hasan¹, J. R. Tedeschi¹, L. S. Fifield¹

1: Pacific Northwest National Laboratory, United States of America; 2: Idaho National Laboratory, United States of America

Automated Three-dimensional Construction and Electrical Field Calculation of Basin-type Insulators

Y. Leng, Y. Wang, X. Hong

Chongqing University, China, People's Republic of

More than Twenty Years of Experiences with Commissioning Testing of HV & EHV Cable Systems with Near Power Frequency Withstand & Partial Discharge Testing

M. Fenger

Kinectrics Inc., Canada

Is bistrifluoromethyl sulfide (CF3SCF3) an eco-friendly dielectric replacement gas for sulfur hexafluoride?

M. Zhang, J. He, H. Hou, B. Wang

Wuhan University, China, People's Republic of

Best-in-Class Stator Winding Insulation System for Large Rotating Machines with Enhanced Dielectric Performance

S. U. Haq¹, G. Hanna², M. TS Moorthy³, M. Khan⁴, T. Toledo⁵

1: GE Vernova; 2: GE Vernova; 3: GE Vernova; 4: GE Vernova; 5: GE Vernova

Parylene HT Electrets Charge Stability Analysis at High Temperatures

P. C. Saha, A. M. Juberi, O. Faruqe, C. Park

Arizona State University, United States of America

Optimization of Thermal Cycle Testing Setup of Bars of High-Voltage Turbo Generator

A. Nikolaev, A. Khazanov, A. Gegenava

National Electric Coil, United States of America

Improvement in Materials for Workers on Hydro Generator Sites

M. Wantuch¹, S. Bomben², R. Draper³

1: Astro Chemical; 2: Ontario Power Generation; 3: Andritz Hydro

Accelerated Water Tree Test on EPDM flat samples: methods and electrical characterization

G. Patanè¹, S. Suraci¹, S. Dossi², A. Galanti², D. Fabiani¹

1: LIMES - DEI, University of Bologna, Italy; 2: Mixer Compounds, Bagnacavallo (RA), Italy

Condition assessment of bushings using DFR

P. Werelius², E. Ermakov¹, L. Jonsson¹, H. Rudegard¹

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

The Effect of a Thermally Conductive Resin on Heat Dissipation When Applied in a Thin Film

N. Hussey, M. Winkeler, T. Q. N. Nguyen

ELANTAS PDG, Inc., United States of America

Valence-bond based machine-learning structure‐activity relationship models to assess the performance of gaseous dielectrics in multidimensional aspects

M. Zhang, H. Hou, B. Wang

Wuhan University, China, People's Republic of

Long Short-Term Memory Network for Classification of Partial Discharges

I. A. Ampem, P. Basappa, M. Aguadze

Norfolk State University, United States of America

The Influence of Polarity Reversal on Leakage Current in XLPE Samples

S. Shahtaj¹, P. Ratheiser², U. Schichler², B. Stewart¹

1: University of Strathclyde, United Kingdom; 2: Graz University of Technology, Austria

Targeted inhibition of electrical tree in XLPE cables by electric field-induced rejuvenation fluid

W. Yaping^1,2, Z. Kai², Z. Xurui²

1: Northwest Minzu University; 2: Sichuan University

Convolution Neural Network in Partial Discharge Source Identification: Performance Analysis for Lab-based Data and Electric Machine

M. R. K. Shagor, Z. F. Mouri, F. Haque

The University of Akron, United States of America

Application of Comsol for TEV Sensor Detection Simulation of PD in MV Switchgears

M. Miljanovic¹, M. Kearns², B. G Stewart¹

1: University of Strathclyde, United Kingdom; 2: 2EDF Energy

Dielectric Dissipation Factor (Tan delta) of liquids: how to avoid incorrect measurements

F. SCATIGGIO, G. CAMPI

A&A FRATELLI PARODI, Italy

Verification and Application of a Set of Linear Equations for Simultaneous Detection of Methane, Ethylene, and Ethane in Transformer Oil Based on Photoacoustic Spectroscopy

B. Tang^1,2, W. Guan³, K. Li¹, Z. Liu⁴, F. Ma⁴

1: Institute of Electrical Engineering, Chinese Academy of Sciences,Beijing, China; 2: University of Chinese Academy of Sciences, Beijing, China; 3: North University of China, Shanxi,China; 4: State Grid Anhui Electric Power Co., Ltd., Electric Power Research Institute,Anhui,China

Switch Controller Implementation for Testing a Supercritical CO2 Circuit Breaker Using Synthetic Test Circuit

M. S. A. Hossain¹, S. Catania¹, H. Shabani¹, Z. Jin², L. Graber², C. Park³

1: University of Wisconsin - Milwaukee, United States of America; 2: Georgia Institute of Technology, United States of America; 3: Arizona State University, United States of America

Experimental Investigation on Detection and Localization of AC Partial Discharge in Form Wound Stator Windings in Rotating Machines using HFCT Sensors

T. Kajiyama¹, Y. Nagatani¹, K. Miyazaki¹, M. Hikita¹, T. Kuno¹, T. Iwanaga², M. Kozako¹, K. Zaizen², T. Yamada², Y. Inoue², T. Okamoto²

1: kyusyu Institute of Technology, Japan; 2: TMEIC corporation

Parameter Optimization of MOSA for MVDC Circuit Breakers Based on Required Performance Using Short-Circuit Current Test-bed Simulation

I. KWON, Y. KWAK, J.-C. LEE, B. LEE

Hanyang University, Korea, Republic of (South Korea)

New Algorithm for Rotor Ground Wall Condition Assessment of Large Salient Pole Generators

J. Pedneault-Desroches¹, G. Kahwati², M. Arezki³, A.-H. Kamal⁴, É. David⁵

1: Hydro-Québec, Canada; 2: Hydro-Québec, Canada; 3: Hydro-Québec, Canada; 4: Hydro-Québec, Canada; 5: ÉTS

Electric Field Stress Reduction in High Voltage Cable Joint by Functional Capacitive Field Grading Composites

O. Faruqe¹, A. M. Juberi¹, S. A. Sufi¹, P. C. Saha¹, N. Uzelac², C. Park¹

1: Arizona State University, Tempe, AZ 85281, USA; 2: G&W Electric Company, Bolingbrook, IL 60440, USA

Rotor Pole Interturn Insulation Assessment in Large Salient Pole Generators Using RSO, SFRA, Air Gap Flux, and Pole Drop Test

J. Pedneault-Desroches¹, M. Arezki², K. Al-Haddad³, É. David³

1: Hydro-Québec, Canada; 2: Hydro-Québec, Canada; 3: ÉTS

TEV Sensor-Based PD Measurements with a Focus on PRPD Patterns and FFT Analysis

M. Abbasi¹, M. Lachance², E. David¹

1: Ecole de technologie superieure, Montreal, Canada; 2: OMICRON electronics Canada, Toronto, Canada

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

Physics-based thermal model of Shunt Reactors

A. Sbravati¹, E. Ceron², J. Gutierrez³

1: Hitachi Energy, United States of America; 2: Hitachi Energy, Sweden; 3: Hitachi Energy, Spain

Optimization of the Safety Margins of the Major Insulation on Oil-Immersed Transformers

L. M Espino Rojas¹, R. Ocón Valdez², F. P Espino Cortés¹, M C. Ortiz Villanueva¹

1: ESIME Instituto Politecnico Nacional, Mexico; 2: Facultad de Estudios Superiores Aragón Universidad Nacional Autónoma de México

Polarization and depolarization currents experience return on hydroelectric generators

S. Bernier¹, M. Lévesque¹, H. Provencher¹, É. David², A. Bertrand³

1: Institut de recherche d'Hydro-Québec; 2: École de Technologie Supérieure; 3: Hydro-Québec

A Novel Approach to Detecting Electric Machinery Insulation Defects with Electrical and Current Signature Analysis

H. W Penrose

MotorDoc LLC, United States of America

Thermo-Chemical and Dielectric Properties of Bio-based and Eco-friendly Natural Ester Fluids: Power equipment Applications

G. DHORALI¹, V. P. CHAVIDI²

1: CENTRAL POWER RESEARCH INSTITUTE, BENGALURU, INDIA; 2: CENTRAL POWER RESEARCH INSTITUTE, RTL - NOIDA, INDIA

Optimizing Permittivity Grading in Power Semiconductor Modules to Reduce Electric Field Stress at the Triple Junction

M. Kurimoto, S. Jayaram

University of Waterloo, Canada

Manufacturing of Experimental Coils using Sustain Epoxy, Resin Rich Mica Tape

R. Draper¹, S. McCabe², I. Bergmann³, B. Six³, W. Grubelnik³, T. Henry¹, M. Ranch¹

1: Andritz Hydro, Canada; 2: The Aev Group, UK; 3: Isovolta, Austria

A Novel Classification Technique for Identifying Partial Discharge Sources in Rotating Machines

Y. J. Kim

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

On the Practical Applications of the Polarization Index as Applied to Salient Pole Generator Field Windings

S. Cotner

Hydroelectric Design Center, US Army Corps of Engineers

In-depth Analysis of Partial Discharge Measurements Performed with Two Different Instruments on Individual Stator Coils

A. Simard¹, F. Cirino², M. Lévesque³, M. Lachance², É. David¹

1: École de Technologie Supérieure, Canada; 2: Omicron Energy, Canada; 3: Hydro-Quebec, Canada