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US 8,614,612 B2Granted
Superconducting coil
AssigneeMassachusetts Institute of Technology
InventorsTimothy A. Antaya, Joel Henry Schultz
Life of this patent
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Abstract
A superconducting coil includes (a) a plurality of windings of a coil comprising high-temperature superconductors and (b) an electrically conductive channel in which the high-temperature superconductors are mounted. The high-temperature superconductors can comprise at least one of the following: Ba2Sr2Ca1Cu2O8 (2212), Ba2Sr2Ca2Cu3O10 (2223), and YBa2Cu3O7-x (123) superconductor.
Claims22
A superconducting coil, comprising:
- a plurality of windings of a coil comprising:
- a plurality of high-temperature superconductor strands;
- and
- an electrically conductive channel in which the high-temperature superconductor strands are mounted, with a plurality of but no more than nine high-temperature superconductor strands mounted in a cross-section of the channel,
- wherein the coil has a cross-section that includes a plurality of the windings mutually attached in a unitary structure across the cross-section of the coil;
- and
- a filler matrix in which the windings of the high-temperature superconductor strands and electrically conductive channel are embedded in an array across the cross-section of the coil, wherein the array includes a plurality of rows and columns of electrically conductive channel sections, each containing the high-temperature superconductor strands and separated across the rows and columns of the cross-sectional array by the filler matrix.
4 more elements
A magnet structure, comprising:
- at least one superconducting coil comprising a plurality of coil windings including:
- a plurality of superconductor strands comprising at least one of Ba2Sr2Ca1Cu2O8 (2212), Ba2Sr2Ca2Cu3O10 (2223), and YBa2Cu3O7-x (123);
- an electrically conductive channel in which the superconductor strands are mounted, with a plurality of but no more than nine superconductor strands mounted in a cross-section of the channel, wherein the superconducting coil has a cross-section that includes a plurality of the coil windings mutually attached in a unitary structure across the cross-section of the superconducting coil;
- and
- a filler matrix in which the windings of the high-temperature superconductor strands and electrically conductive channel are embedded in an array across the cross-section of the coil, wherein the array includes a plurality of rows and columns of electrically conductive channel sections, each containing the high-temperature superconductor strands and separated across the rows and columns of the cross-sectional array by the filler matrix;
- and
- a cryocooler configured and positioned to cool the superconducting coil.
4 more elements
A magnet structure, comprising:
- at least one superconducting coil comprising a plurality of windings of a coil including superconductor strands comprising at least one of Ba2Sr2Ca1Cu2O8 (2212), Ba2Sr2Ca2Cu3O10 (2223), and YBa2Cu3O7-x (123);
- an electrically conductive channel in which the coil comprising the superconductor strands is mounted, with no more than nine superconductor strands mounted in a cross-section of the channel;
- a cryocooler configured and positioned to cool the superconducting coil;
- a bobbin in which the superconducting coil is mounted;
- radial-tension links coupled with the bobbin and applying outward radial tension on the bobbin at a plurality of positions;
- and
- a pressurized bladder positioned between each coil and the bobbin to apply radial inward force on the coil.
4 more elements
Dependencies are inferred from the claim text.