Observations and modeling of GIC in the Chinese large-scale high-voltage power networks

During geomagnetic storms, the geomagnetically induced currents (GIC) cause bias fluxes in transformers, resulting in half-cycle saturation. Severely distorted exciting currents, which contain significant amounts of harmonics, threaten the safe operation of equipment and even the whole power system....

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Bibliographic Details
Main Authors: Liu Chunming, Li Yunlong, Pirjola Risto
Format: Article
Language:English
Published: EDP Sciences 2014-01-01
Series:Journal of Space Weather and Space Climate
Subjects:
Online Access:https://www.swsc-journal.org/articles/swsc/full_html/2014/01/swsc130009/swsc130009.html