Liquid Dielectrics: Progression Challenges, Measurements and Field Experience
Workshop Organized by the Liquid Dielectrics Technical Committee of the IEEE Dielectrics and Electrical Insulation Society
Date and Time: Sunday Oct. 15th, 2023 – 8:00 am-1:30 pm (UTC-4)
In-Person Venue: Hilton Meadowlands Hotel, 2 Meadowlands Plaza, East Rutherford NJ 07073, United States
Physical Venue
Presentation Time: 30 minutes (includes 5 minutes for questions)
Workshop Program and Speakers
| Speaker | Topic/ Activity | Time (UTC-4) |
| 7:00-8:00 am Breakfast | ||
| Prof. Issouf Fofana, UQAC, Canada and Dr Yazid Hadjadj, NRC (Canada) | Welcome and Overview | 08:00 – 08:05 am |
| Theme I: Dielectric Liquids, History and Progression | ||
| Dr. Edward Casserly
Ergon, USA |
Electrical Insulating Liquids – Changes in the State-of-Art Over the Decades, Changes in Processing and Chemistry | 08:05 – 08:35 am |
| Prof. Feipeng Wang
School of Electrical Engineering, China |
Practice to Performance Improvement of Insulating Ester Oils | 08:35 – 09:05 am |
| Prof. Naoki Hayakawa
Nagoya University, Japan |
Cryogenic Liquids for Superconducting Power Apparatus | 09:05 – 09:35 am |
| Prof. Qiang Liu
University of Manchester, UK |
Dielectric Performance of Transformer Liquids-Summary of a CIGRE Study | 09:35 – 10:05 am |
| 10:05-10:15 am Break | ||
| Theme II: Diagnostic and Measurements | ||
| Prof. Massimo Pompili
La Sapienza, Italy |
Partial Discharge Measurements in Dielectric Liquids and Standard Evolution | 10:15 – 10:45 am |
| Prof. Hitoshi Okubo
Aichi Institute of Technology, Japan |
Dynamic Charge Activities and Electrical Insulation Techniques in HVDC Liquid Filled Transformers | 10:45 – 11:15 am |
| Theme III: Field Experience | ||
| Mr. Bruce Forsyth
Cargill Bioindustrial, USA |
Analysis and Findings of Field Behavior of Natural Ester in Liquid Filled Transformers | 11:15 – 11:45 am |
| Prof. Issouf Fofana and Dr Yazid Hadjadj | Closing Remarks/Discussion | 11:45 am-12:00 pm |
| 12:00-1:00 pm Lunch | ||
Speakers’ Bios:
Prof. Issouf Fofana (M´05-SM’09) obtained his PhD from École Centrale de Lyon, France, in 1996. He was a postdoctoral researcher in Lyon in 1997 and was at the Schering Institute of High-Voltage Engineering Techniques at the University of Hanover, Germany from 1998 to 2000. He was a Fellow of the Alexander von Humboldt Stiftung from November 1997 to August 1999. He has been at Université du Québec à Chicoutimi (UQAC), Quebec, Canada since 2000, where he is presently a full Professor. He has held the Canada Research Chair, tier 2, of insulating liquids and mixed dielectrics for electrotechnology (ISOLIME) from 2005 to 2015. He is holding the Canada Research Chair tier 1 on the Aging of liquid filled power equipment installed on High Voltage networks (ViAHT), director of the MODELE laboratory and the International Research Centre on Atmospheric Icing and Power Network Engineering (CenGivre). Professor Fofana is an accredited professional engineer in the province of Québec, Fellow of the IET and the 2021 IEEE Chen Jidan Award. He is currently a member of few international conference scientific committees (ICDL, CEIDP, ICHVE, CATCON, ICEMPE and ISH). Since 2017, he is the chair of the IEEE DEIS Technical Committee on Liquid Dielectrics.
Dr. Yazid Hadjadj received his MSc and Ph.D. degrees in Electrical and Computer Engineering from University of Quebec at Chicoutimi, in 2011 and 2015 respectively. He was a postdoctoral researcher at the research chair on the Aging of High Voltage Equipment (ViAHT) until 2017. He is a Research Officer at the Metrology Center of the National Research Council Canada, since 2017. Since 2022, he is appointed adjunct professor at the University of Quebec at Chicoutimi. He is/ was a guest editor of Energies, Special Issues, and he is a member of the IEEE-DEIS Technical Committee on Liquid Dielectrics and IEEE-CEIDP conference committee.
Dr. Ed Casserly received his B.A. in Chemistry from the University of St. Thomas and his Ph.D. in Organic Chemistry from Rice University, both in Houston, TX. Ed started as a research chemist with Pennzoil and has been involved with R&D and technical support for specialty petroleum products for 38 years. He is a co-inventor on 7 US patents on synthetic hydrocarbon fluids, 7 US patents on refining processing, and has published numerous technical papers and two book chapters on synthetic hydrocarbons. Ed is currently Senior Scientist at Ergon Refining. He is a member of ACS, AOCS, STLE, IEEE, CIGRE USNC, IEC TC10 USNC TAG HOD, IEC TC14, and ASTM D27 (Vice-Chair).
Prof. Feipeng Wang received the Ph.D. degree in materials physics and chemistry from Tongji University, China, in 2007. He was with the University of Potsdam, Potsdam, Germany, and the Fraunhofer Institute for Applied Polymer Research, Potsdam, from 2007 to 2013. He started his career as a Professor at Chongqing University, Chongqing, China, in 2014, with a focus on environmentally friendly dielectric liquids, functional nanocoatings and nanofibers, electroactive polymers, and dielectrics for power electronics and energy storage. He serves for DEIS as the Editor-in-Chief of IEEE Electrical Insulation Magazine, a DEIS AdCom Member, a Meetings Committee Member, and a Publications Committee Member.
Prof. Dr. Naoki Hayakawa was born in Japan, in 1962. He received his Ph.D degree in 1991 in electrical engineering from Nagoya University, Japan. He has been at Nagoya University since 1990, where he is presently a Professor in the Department of Electrical Engineering.
From 2001 to 2002, he was a guest scientist at the Forschungszentrum Karlsruhe, Germany. He is a member of IEEE, CIGRE and IEE of Japan.
Prof. Qiang Liu is a Professor of High Voltage Engineering and the Head of High Voltage Research Group in the Department of Electrical and Electronic Engineering at the University of Manchester. Qiang obtained BSc and MSc degrees from Xi’an Jiaotong University (XJTU) and a PhD degree from the University of Manchester. Qiang is a senior member of IEEE, a member of IEEE DEIS AdCom, and an associate editor of IET High Voltage Journal. Qiang is the Chairperson of CIGRE D1.01 Advisory Group on “Dielectric liquids and liquid impregnated insulation systems” and a member of several CIGRE A2/D1 working groups. His research focuses on dielectric liquids and their applications in high voltage equipment (power transformers, subsea cable joints) and future electric transportation (EV batteries, power electronic devices). His research topics include characterisation of advanced dielectric liquids (esters, gas-to-liquids, biodegradable hydrocarbons), discharge and breakdown mechanisms of dielectric liquids, ageing assessment of liquid-solid insulation systems, immersion cooling and thermal modelling, digital twining and asset management. He has contributed to 2 CIGRE technical brochures and published 150+ research papers
Prof. Massimo Pompili (IEEE SM’04) was born in Rome, Italy in 1956. He received the Dr.Ing. and the Ph.D. degrees in electrical engineering from the University of Roma “Sapienza” in 1981 and 1985, respectively.
He joined the same University as Researcher in 1989 and presently is Full Professor of HV power systems and the Director of Electrical Engineering Department. Since 1988 he has been the Secretary of the IEC TC10 “Fluids for electrotechnical application”. His main interests concern electrical technology with particular reference to dielectric fluids and the characterization of new materials to be employed in electrical power components. He is the author of many papers, presented at International conferences or published in the permanent scientific literature. In 2008 he was honored with the “IEEE Hans Tropper Memorial Lecture. He is Senior Associate Editor of the IEEE Transactions on Dielectric and Electrical Insulation and produced several special issues on the same journal.
Prof. Hitoshi Okubo graduated from Nagoya University, Japan with M. Eng. in 1973 and he received the Ph.D. degree in 1984. He joined Heavy Apparatus Engineering Laboratory of Toshiba Corporation, Japan in 1973 and was a manager of High Voltage Laboratory of Toshiba. From 1976 to 1978, he was at the institute of HV engineering of Technical University Aachen and Technical University Munich, Germany, as a guest researcher to extend his research in the field of HV engineering. In 1989, he was an Associate Professor and in 1991, a Professor at the Department of Electrical Engineering and Computer Science in Nagoya University. From 2013, he is a Professor Emeritus of Nagoya University and he is currently a Professor at Aichi Institute of Technology (AIT), Japan. His research subjects are specializing in the field of HV engineering, electric field analysis, electrical insulation techniques in power transformers and gas insulated switchgears, insulation materials, partial discharge and breakdown phenomena in gaseous, solid and liquid dielectrics, and applications of functional graded materials (FGM), as well as the power applications of high temperature superconductivity (HTS). He is a recipient of the IEEE Whitehead Memorial Lecture Award (2011), IEEE ICDL Hans Tropper Memorial Lecture Award (2017), CIGRE Technical Committee Award (2009) and CIGRE Distinguished Member Award (2012) and IEEJ Meritorious Contribution Award (2014). In 2011, he was a President of IEE of Japan (IEEJ). He is a member of IEEE, CIGRE, VDE and IEE of Japan (IEEJ).
Mr. Bruce Forsyth is the Global Application Engineering Manager for Cargill Bioindustrial. He is responsible for leading the activities of a global team of Application Engineers providing support for Cargill’s bioindustrial fluids. Bruce received his BS degree in Physics and Mathematics in 1983 from the University of Winnipeg and his BS degree in Electrical Engineering in 1987 from the University of Manitoba. He is a Registered Professional Engineer in multiple states, a Senior Member of IEEE, as well as a member of CIGRE USA and NSPE. Bruce has been an active member of the IEEE Transformers Committee for over 30 years and had the privilege of serving as Chair of the Transformers Committee for the 2020-2021 term. His past roles have provided him with in-depth experience in all aspects of transformer design, manufacturing, sales, and forensic analysis as well as professional, manufacturing, and executive leadership.
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