Sudden impulse environment for Cigre technical brochure

Cigre is in the process of producing a technical brochure on geomagnetic storm environments — this paper will summarize the sudden impulse environment term.

[1]  W. A. Radasky,et al.  A technique for calculating the currents induced by geomagnetic storms on large high voltage power grids , 2012, 2012 IEEE International Symposium on Electromagnetic Compatibility.