Conference Agenda

Session

EHV & UHV: Operation and Maintenance of EHV Equipment

Time:

Wednesday, 01/Oct/2025:

1:30pm - 3:00pm

Location: Room 522A

Session Topics:

EHV&UHV AC and DC

Presentations

1:30pm - 1:45pm

Advancements in Power System through Onsite repair Techniques of Power Transformer and Reactors: Reducing Downtime and Costs

ALOK KUMAR¹, MADHAN KUMAR SUBRAMANI², PANKAJ SHARMA¹, YUGESH KUMAR DIXIT¹

¹Power Grid Corporation of India Ltd., India; ²BHEL

1:45pm - 2:00pm

Vibro-acoustic Mechanism and Characteristics of Converter Transformer Windings under Valve-Side DC Bias

Xiaolin Zhao, Yuwei Zhong, Peng Li, Shuqi Zhang, Ke Wang, Huiwen He

China Electric Power Research Institute, China, People's Republic of

2:00pm - 2:15pm

Increased cable availability through online assessment

Christoph Steiner¹, Iaroslav Shevchenko¹, Muhammad Arif³, Denis Tsvetkov², Mikhail Babenkov², Peter Birkholz³, Ekatarina Podolska², Uwe Kaltenborn¹, Thomas Steiner¹

¹HIGHVOLT Prüftechnik Dresden GmbH, Germany; ²Polycentrum S Solutions SL,Spain; ³Technische Universität Dresden, Germany

2:15pm - 2:30pm

Research on Oil-immersed Reactive Power Compensation Device for UHV AC Project in High-altitude Areas

Yan Du, Jiangbo Chen, Minfeng Shao, Hui Li

CEPRI, China, People's Republic of

2:30pm - 2:45pm

Analysis of Disconnection Fault on a 1000KV UHV Line

Hui Liu¹, Jun Yong², Chao Zhou¹, Rong Liu¹, Ran Jia¹

¹State Grid Shandong Electric Power Research Institute, China, People's Republic of; ²State Grid Shandong Electric Power Company, China, People's Republic of

2:45pm - 3:00pm

Maintenance Experiences for UHV overhead lines in Japan

Tomoaki KAWAMURA, Shohei TAKAHASHI, Keigo TANAKA, Noriyuki TAKADA, Yoichi TSUCHIDA, Tomonori SHIRAISHI

TEPCO Power Grid, Inc., Japan