High temperature superconducting dielectric ceramic insulation
AssigneeCeramPhysics, Inc.
InventorWilliam N. Lawless
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Abstract
High-temperature superconductive devices and assemblies are provided. According to one embodiment, a high-temperature superconductive device includes a superconducting substrate and a dielectric ceramic insulator. The superconducting substrate comprises a superconducting material having superconductive properties above about 60 K. The dielectric ceramic insulator is applied to the superconducting substrate. The dielectric ceramic insulator comprises a thermal conductivity of at least about 0.2 W/cm-K at a temperature ranging from about 60 K to about 90 K and has a grain size of at least about 2 microns. Additional embodiments are disclosed and claimed.
Claims12
A high-temperature superconductive device comprising:
- a superconducting substrate comprising a superconducting material having superconductive properties above 60 K;
- and
- a dielectric ceramic insulator applied to the superconducting substrate, wherein the dielectric ceramic insulator comprises a thermal conductivity of at least about 0.2 W/cm-K at a temperature ranging from about 60 K to about 90 K, wherein the dielectric ceramic insulator further comprises a grain size of at least about 2 microns.
A high-temperature superconductive assembly comprising:
- a superconducting substrate comprising a superconducting material in the form of a tape or wire having superconductive properties above 60 K;
- a dielectric ceramic insulator applied to the superconducting substrate, wherein the dielectric ceramic insulator comprises ZnO, or in the alternative, Zn2GeO4;
- and
- a superconductive structure consisting of a magnet, motor or generator and which is adapted to be wound with the superconducting substrate to provide quench protection.
Dependencies are inferred from the claim text.