PERSISTENT SWITCH SYSTEM
A persistent switches for use in a superconducting system includes a resistive element, a persistent switch connected in parallel with the resistive element and an inductive element connected to the persistent switch and the resistive element such that the inductive element limits a current in a hotspot of the persistent switch.
1 . A switch recloser for use in a superconducting circuit, comprising:
a resistive element;
a persistent switch, connected in parallel with the resistive element; and
at least one inductive element connected to the persistent switch and the resistive element, the inductive element limiting a current in a hotspot of the persistent switch, wherein the inductive element being fitted with voltage limiting devices.
2 . The switch recloser according to claim 1 , wherein the at least one inductive element is connected in series with the persistent switch.
3 . The switch recloser according to claim 1 , wherein the at least one inductive element is connected in series with the resistive element.
4 . The switch recloser according to claim 1 , wherein the inductive element is made from superconducting wire.
5 . The switch recloser according to claim 1 , wherein the inductive element is made from non-superconducting wire.
6 . A superconducting magnet system comprising:
a superconducting circuit;
a switch recloser connected in said superconducting circuit, said switch recloser comprising a resistive element, a persistent switch, connected in parallel with the resistive element. and at least one inductive element connected to the persistent switch and the resistive element, the inductive element limiting a current in a hotspot of the persistent switch, wherein the inductive element being fitted with voltage limiting devices.