Geomagnetically induced currents in the
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D Beamish; T.D.G Clark; E Clarke; A.W.P Thomson
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Article
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2002
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Elsevier Science
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English
β 904 KB
The geomagnetically induced current (GIC) risk to the power transmission grid in the United Kingdom is discussed with reference to an example of a geomagnetic storm during which GICs were suspected of causing abnormal transformer behaviour. A simple measure of the power of the magnetic ΓΏeld variatio