# US 10,320,251 B2 · Flexible support apparatus for superconducting magnet in superconducting rotating machine

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- Number: US 10,320,251 B2
- Document ID: US10320251B2
- Status: Granted
- Kind: B2
- Application number: 15/793,241
- Filed: 2017-10-25
- Published: 2018-06-21
- Granted: 2019-06-11
- Earliest claimed: 2016-12-19
- Assignees: Industry-Academic Cooperation Foundation Changwon National University
- Applicants: Industry-Academic Cooperation Foundation Changwon National University
- Inventors: Min Won Park; In Keun Yu; Hae Jin Sung; Byeong Soo Go; Hyun Kyung Shin
- Web page: https://patentgrep.com/patent/US10320251B2

## CPC

- H02K 1/28: Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
- H01F 6/06: Coils, e.g. winding, insulating, terminating or casing arrangements therefor
- H02K 1/27: Rotor cores with permanent magnets
- H02K 7/086: {radially supporting the rotor around a fixed spindle; radially supporting the rotor directly (H02K7/09 takes precedence)}
- H02K 15/03: having permanent magnets
- H01F 41/048: {Superconductive coils}
- Y02E 40/60: Superconducting electric elements or equipment; Power systems integrating superconducting elements or equipment
- H02K: DYNAMO-ELECTRIC MACHINES (dynamo-electric relays H01H53/00; conversion of DC or AC input power into surge output power {H03K3/53})
- H01F: MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- Y02E: REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION

## Abstract

The present disclosure relates to a flexible support apparatus for superconducting magnet in superconducting rotating machine. The present disclosure relates to a flexible support apparatus for superconducting magnet in superconducting rotating machine that includes a superconducting magnet that is located in a rotor body of a superconducting rotating machine, a vacuum container that internally stores the superconducting magnet, a first support that supports the superconducting magnet by being internally attached to the vacuum container, a third support that supports the superconducting magnet by being externally attached to the superconducting magnet, and a second support that is located between the first support and the second support and that supports the superconducting magnet by including a flexible material.

## Claims

### Claim 1

A flexible support apparatus for superconducting magnet in superconducting rotating machine comprising:
a superconducting magnet that is located in a body of a rotor of a superconducting rotating machine;
a vacuum container that internally stores the superconducting magnet;
a first support that is attached to an inside of the vacuum container and that supports the superconducting magnet;
a third support that is attached to an outside of the superconducting magnet and that supports the superconducting magnet; and
a second support that is located between the first support and the second support, and that comprises a flexible material and supports the superconducting magnet.

### Claim 2 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1, wherein the first and third supports comprise a material that has a heat conductivity that is less than a predetermined heat conductivity.

### Claim 3 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1, wherein a heat conductivity of the third support is less than or equal to a heat conductivity of the first support.

### Claim 4 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1, wherein the first and third supports comprise a material that is one of a Glass Fiber Reinforced Polymer (GFRP), Kevlar, Zylon, stainless steel, plastic, and Mono Cast Nylon (MC Nylon).

### Claim 5 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1, wherein the second support comprises a material having a mechanical strength and elastic force that exceed a predetermined threshold, and reduces a mechanical stress or regular external force that is applied to the superconducting magnet by using the material having mechanical strength and elastic force.

### Claim 6 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1, wherein the second support that comprises one of a Carbon Fiber Reinforced Polymer (CFRP), stainless steel, aluminum, copper, brass, and ferrous metal.

### Claim 7 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1,
wherein the first support comprises at least one first support member, and
wherein the at least one first support member is attached to the inside of the vacuum container and supports the superconducting magnet.

### Claim 8 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1,
wherein the third support comprises at least one third support member, and
wherein the at least one third support member is attached to the outside of the superconducting magnet and supports the superconducting magnet.

### Claim 9 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1,
wherein the second support that comprises a flexible plate member that has a predetermined length, and
wherein the first and third supports are attached to both sides of the plate member.

### Claim 10 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1, wherein the first to third supports are attached to both sides of the superconducting magnet and vacuum container and on inward sides of the vacuum container.

### Claim 11 (depends on 1)

The flexible support apparatus for superconducting magnet of claim 1, wherein the first to third supports are attached to upward and downward sides of the superconducting magnet and on inward sides of the vacuum container.
