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High voltage fault current limiter having immersed phase coils

United States Patent

April 22, 2014
View the Complete Patent at the US Patent & Trademark Office
A fault current limiter including: a ferromagnetic circuit formed from a ferromagnetic material and including at least a first limb, and a second limb; a saturation mechanism surrounding a limb for magnetically saturating the ferromagnetic material; a phase coil wound around a second limb; a dielectric fluid surrounding the phase coil; a gaseous atmosphere surrounding the saturation mechanism.
Darmann; Francis Anthony (New South Wales, AU)
Applied Superconductor Pty Ltd (Wollongong, AU)
12/ 740,239
November 27, 2008
GOVERNMENT RIGHTS The United States Government has certain rights in the invention pursuant to a contract with the U.S. Department of Energy.