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Abstract: Under severe geomagnetic disturbances (GMDs) caused by intense solar activity, transformers in the power grid will generate groups of massive reactive power losses and harmonic currents. At ...

Geomagnetic disturbances (GMDs), often called geomagnetic storms, and geomagnetically induced currents (GICs), are gaining recognition as a threat to the bulk power system. GICs are the currents that ...

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