Conference Agenda

Session

A3-4: HVDC and asset management

Time:

Tuesday, 30/Sept/2025:

1:30pm - 3:30pm

Location: Room 519A

Session Topics:

EHV & UHV AC AND DC, A3 Transmission and distribution equipment

Presentations

1:30pm - 1:45pm

Maintenance Strategies for Disconnectors According to Substation Corrosiveness

Catherine Le Postec¹, Hélène Gauthier²

¹Hydro-Québec, Canada; ²IREQ, Canada

1:45pm - 2:00pm

Dielectric performance of HVDC disconnectors: Updates on RIV and pollution testing also combined with icing conditions

EROS STELLA, MARCO NOSILATI, RODOLFO SARACENI, DAVIDE MOMESSO

GE Vernova, Italy

2:00pm - 2:15pm

Wind-induced vibration characteristics test and control technologies of ±800kV converter station disconnectors in strong wind areas

Peng Li, kunpeng Ji, Junhui Li, Kuanjun Zhu

State Grid Electric Power Engineering Research Institute Co., LTD., China, People's Republic of

2:15pm - 2:30pm

Electric field simulation calculation andlong term charging performance of 550kV DC GIS/GIL

Congpeng Huang, Yajun Qiang, Dingyu Feng

SIEYUAN ELECTRIC CO.,LTD, China, People's Republic of

2:30pm - 2:45pm

Asset Transparency and Scenario Planning for Resilient Grids

Erhard Aumann, Puneet Singh, Edwin Mora, Thomas Schmidt, Mathias Duckheim

Siemens, Germany

2:45pm - 3:00pm

Environmental, economic and program advantages of equipment refurbishment

Matthew Iles, Bradley Brown, Mark Waldron

National Grid, United Kingdom

3:00pm - 3:15pm

Risk evaluation framework for power grid resilience to extreme weather events

Jishnudeep Kar¹, Lena Peter², Ashwin Shirsat¹, Elise Fahy³

¹Hitachi Energy Research, United States of America; ²Hitachi Energy Research, Germany; ³Hitachi Energy, Switzerland