Fault current limiter with shield and adjacent cores
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United States of America Patent
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Oct 22, 2013
Grant Date -
Aug 9, 2012
app pub date -
Feb 3, 2011
filing date -
Feb 3, 2011
priority date (Note) -
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Abstract
In a fault current limiter (FCL) of a saturated core type having at least one coil wound around a high permeability material, a method of suppressing the time derivative of the fault current at the zero current point includes the following step: utilizing an electromagnetic screen or shield around the AC coil to suppress the time derivative current levels during zero current conditions.
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