Conference Agenda

Session

A3-2: SF6 alternatives

Time:

Monday, 29/Sept/2025:

4:30pm - 6:00pm

Location: Room 519A

Session Topics:

PS3: CLIMATE CHANGE AND EXTREME WEATHER EVENTS, A3 Transmission and distribution equipment

Presentations

4:30pm - 4:45pm

Beyond SF6 : update on regulations and SF6-free technologies and products to support the decarbonation of the energy

Yannick Kieffel, Bertrand Portal

GE Vernova, France

4:45pm - 5:00pm

Development of a 550 kV 63 kA SF6-free high voltage metal-enclosed circuit breaker

Ennio Errico¹, Michael Lane¹, Matthew Cuppett¹, Hrishikesh Joshi¹, Fei Kong², Chen Yang², Yong Yang², Meng Lei Zheng², Valeria Teppati³

¹Hitachi Energy USA, Inc., United States of America; ²Hitachi Energy (China) Ltd.; ³Hitachi Energy (Switzerland) Ltd

5:00pm - 5:15pm

Comparative Research on the Key Properties and Applications of the Novel Eco-friendly Insulating Gas CF3SO2F

Keli Gao¹, Wen Wang¹, Xianglian Yan¹, Baoshan Wang², Yu Zheng², Yin Huang¹

¹China Electric Power Research Institute, China, People's Republic of; ²Wuhan University

5:15pm - 5:30pm

Innovative approach exploiting the advantages of quantum technology in the search for an alternative to SF6 gas insulation in medium-voltage circuit breakers

Arianne Lemo¹, Mactar Thiam², Karl-Igor Pierre², Christian Cossette², Adam W. Skorek¹

¹Université du Québec à Trois-Rivières, Canada; ²CO7 Technologies

5:30pm - 5:45pm

Pioneering Eco-Friendly Insulation Solutions for HV Instrumentation Inductive Voltage Transformers (IVT)

Afsaneh Keshtkar, Paolo Diamanti, Mahendra Ramnarine, Joseph Arjune

Trench, Canada