JPS62124813U - - Google Patents
Info
- Publication number
- JPS62124813U JPS62124813U JP1184886U JP1184886U JPS62124813U JP S62124813 U JPS62124813 U JP S62124813U JP 1184886 U JP1184886 U JP 1184886U JP 1184886 U JP1184886 U JP 1184886U JP S62124813 U JPS62124813 U JP S62124813U
- Authority
- JP
- Japan
- Prior art keywords
- persistent current
- current
- wire
- superconducting
- persistent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000002085 persistent effect Effects 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 2
- 230000003247 decreasing effect Effects 0.000 claims 1
- 239000012530 fluid Substances 0.000 claims 1
- 229910052734 helium Inorganic materials 0.000 claims 1
- 239000001307 helium Substances 0.000 claims 1
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims 1
- 238000009413 insulation Methods 0.000 claims 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Description
第１図は、この考案に係る永久電流調節用スイ
ツチの一例を示す斜視図、第２図は他の実施例の
斜視図、第３図は永久電流調節用スイツチを内蔵
した超電導電磁石の回路図、第４図は先に提案し
ているスイツチ構造の斜視図、第５図は永久電流
の減衰特性を表わすグラフである。
５……永久電流調節用スイツチ、６……超電導
線、７……ヒータ線、９……空孔、１０，１０′
……金属体、１１……電気接続部、１２……基板
、１３……フイン。
Fig. 1 is a perspective view showing an example of a persistent current adjustment switch according to this invention, Fig. 2 is a perspective view of another embodiment, and Fig. 3 is a circuit diagram of a superconducting electromagnet incorporating a persistent current adjustment switch. , FIG. 4 is a perspective view of the previously proposed switch structure, and FIG. 5 is a graph showing the attenuation characteristics of persistent current. 5... Persistent current adjustment switch, 6... Superconducting wire, 7... Heater wire, 9... Hole, 10, 10'
... Metal body, 11 ... Electrical connection part, 12 ... Board, 13 ... Fin.
Claims (1)
ド線を取外して運転する超電導電磁石の永久電流
回路中に組み込まれ、下記ヒータ線への通電時に
抵抗Ｒを生じ、電磁石コイルのインダクタンスを
Ｌとしたとき、時定数Ｌ／Ｒで上記Ｉ０の値を減
少させると共に、所定の電流Ｉ１＝Ｉ０ ｅ−Ｒ
／Ｌｔ １のときのジユール損 Ｉ１ ２Ｒが流体ヘ
リウムの熱伝達量ｑＦよりも小に保たれるスイツ
チであつて、その構成要素が永久電流回路を構成
する超電導線の一部と、絶縁被覆を施してその外
周に無誘導巻きしたヒータ線と、外部に連通する
無数の内部空孔又は外面に固着されるフインもし
くはその両者を備える金属体から成り、上記金属
体がヒータ線の巻付け部に添い、その両端が超電
導線に電気的に接続されている永久電流調節用ス
イツチ。 When built into the persistent current circuit of a superconducting electromagnet that is operated by removing the current lead wire after achieving persistent current mode with a current value of I 0 , resistance R is generated when the heater wire is energized below, and the inductance of the electromagnet coil is L. , while decreasing the value of I 0 with time constant L/R, and increasing the predetermined current I 1 = I 0 e − R
A switch in which the Joule loss I 1 2 R when /L t 1 is kept smaller than the heat transfer amount qF of fluid helium, the component of which is a part of a superconducting wire constituting a persistent current circuit; It consists of a heater wire coated with insulation and non-inductively wound around its outer periphery, and a metal body having numerous internal holes communicating with the outside, fins fixed to the outer surface, or both. A persistent current adjustment switch that is attached to the attachment part and has both ends electrically connected to the superconducting wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1184886U JPS62124813U (en) | 1986-01-28 | 1986-01-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1184886U JPS62124813U (en) | 1986-01-28 | 1986-01-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS62124813U true JPS62124813U (en) | 1987-08-08 |
Family
ID=30799433
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1184886U Pending JPS62124813U (en) | 1986-01-28 | 1986-01-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS62124813U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003273415A (en) * | 2002-01-15 | 2003-09-26 | Siemens Ag | Superconducting switching device |
-
1986
- 1986-01-28 JP JP1184886U patent/JPS62124813U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003273415A (en) * | 2002-01-15 | 2003-09-26 | Siemens Ag | Superconducting switching device |
| JP4612991B2 (en) * | 2002-01-15 | 2011-01-12 | シーメンス アクチエンゲゼルシヤフト | Superconducting switch device |
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