JP2570026B2 - Superconducting magnet for maglev train - Google Patents
Superconducting magnet for maglev trainInfo
- Publication number
- JP2570026B2 JP2570026B2 JP26595591A JP26595591A JP2570026B2 JP 2570026 B2 JP2570026 B2 JP 2570026B2 JP 26595591 A JP26595591 A JP 26595591A JP 26595591 A JP26595591 A JP 26595591A JP 2570026 B2 JP2570026 B2 JP 2570026B2
- Authority
- JP
- Japan
- Prior art keywords
- tank
- vacuum
- helium
- helium tank
- heat insulating
- 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.)
- Expired - Lifetime
Links
Landscapes
- Control Of Vehicles With Linear Motors And Vehicles That Are Magnetically Levitated (AREA)
Description
【０００１】[0001]
【産業上の利用分野】本発明は磁気浮上列車用超電導磁
石に係り、特に、超電導コイルを収納するヘリウム槽と
その周囲を囲むシールド板とを真空槽に断熱支持体で断
熱支持するものに好適な磁気浮上列車用超電導磁石に関
する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a superconducting magnet for a magnetic levitation train, and more particularly to a superconducting magnet for accommodating a superconducting coil and a shield plate surrounding the helium tank. Superconducting magnet for magnetic levitation trains.
【０００２】[0002]
【従来の技術】従来の磁気浮上列車用超電導磁石は、例
えば特開昭62−200707号公報に開示されている。これを
図２を用いて説明する。2. Description of the Related Art A conventional superconducting magnet for a magnetically levitated train is disclosed in, for example, Japanese Patent Application Laid-Open No. 62-200707. This will be described with reference to FIG.
【０００３】該図に示すごとく、超電導コイル１は極低
温冷媒である液体ヘリウム２中に浸漬され、ヘリウム槽
３に収納されている。そして、輻射熱を遮蔽するための
シールド板４がこれらを取り囲み、全体は断熱するため
の真空槽５内に収納されている。このヘリウム槽３とシ
ールド板４は、前記真空槽５に断熱荷重支持体６で支持
されている。[0003] As shown in the figure, a superconducting coil 1 is immersed in liquid helium 2 which is a cryogenic refrigerant, and stored in a helium tank 3. A shield plate 4 for shielding radiant heat surrounds them, and is entirely housed in a vacuum tank 5 for heat insulation. The helium tank 3 and the shield plate 4 are supported by the vacuum tank 5 with an adiabatic load support 6.
【０００４】前記断熱荷重支持体６は多重円筒構造で、
低温側の外周６ｂをヘリウム槽３と接続し、高温側の内
周６ａを真空槽５と接続している。一方、断熱荷重支持
体６の両端は、真空槽５の地上コイルに面する側板５ａ
と、磁気浮上列車の台車に面する側板５ｂに接続されて
いる。The adiabatic load support 6 has a multi-cylinder structure,
The outer circumference 6 b on the low temperature side is connected to the helium tank 3, and the inner circumference 6 a on the high temperature side is connected to the vacuum tank 5. On the other hand, both ends of the heat-insulating load support 6 are connected to side plates 5 a facing the ground coil of the vacuum chamber 5.
Are connected to the side plate 5b facing the bogie of the magnetic levitation train.
【０００５】[0005]
【発明が解決しようとする課題】しかしながら、上記し
た従来の構造では、断熱荷重支持体６が真空槽５の両側
板５ａ，５ｂと堅固に一体化されているので、列車走行
時の真空槽５の振動が直接ヘリウム槽３に伝達される。However, in the above-mentioned conventional structure, the heat-insulating load support 6 is firmly integrated with both side plates 5a and 5b of the vacuum tank 5, so that the vacuum tank 5 when the train is running. Is transmitted directly to the helium tank 3.
【０００６】このため、ヘリウム槽３、及びシールド板
４が振動し、この振動によりヘリウム槽３には電磁誘導
作用で渦電流が発生し、ジュール発熱によりヘリウム系
への熱侵入を増大させるという問題があった。For this reason, the helium tank 3 and the shield plate 4 vibrate, and the vibration causes an eddy current in the helium tank 3 due to an electromagnetic induction action, thereby increasing the heat penetration into the helium system due to Joule heat. was there.
【０００７】本発明は上述の点に鑑みなされたもので、
その目的とするところは、列車走行時に地上コイルに面
する真空槽の側板が電磁振動しても、断熱支持体を介し
て直接超電導コイルを加振することの少ない、従って、
振動に起因する渦電流、及び摩擦による発熱を極力抑え
得る磁気浮上列車用超電導磁石を提供するにある。[0007] The present invention has been made in view of the above points,
The purpose is that even if the side plate of the vacuum tank facing the ground coil during the running of the train is electromagnetically vibrated, the superconducting coil is less likely to be directly vibrated through the heat insulating support.
An object of the present invention is to provide a superconducting magnet for a magnetic levitation train capable of minimizing eddy current due to vibration and heat generation due to friction.
【０００８】[0008]
【課題を解決するための手段】本発明は、超電導コイル
の加振源の主要因の一つが、真空槽の地上コイルに面す
る側板であることに着目し、断熱支持体を真空槽の地上
コイルに面する側板から切り離し、振動に対しては比較
的静かな真空槽の台車に面する側板より支持するように
したものである。SUMMARY OF THE INVENTION The present invention focuses on one of the main factors of the vibration source of a superconducting coil being a side plate facing a ground coil of a vacuum tank. It is separated from the side plate facing the coil, and is supported by the side plate facing the carriage of the vacuum chamber which is relatively quiet against vibration.
【０００９】[0009]
【作用】本発明では、超電導コイル、即ちヘリウム槽を
断熱支持体で真空槽の台車に面する側板より片持ち支持
する構成としたことにより、超電導コイルの振動を減ら
すことができ、振動に起因する渦電流、及び摩擦による
発熱を大幅に減らすことができる。In the present invention, the superconducting coil, that is, the helium tank is cantilevered from the side plate facing the truck of the vacuum tank with the heat insulating support, so that the vibration of the superconducting coil can be reduced, and Eddy current and heat generated by friction can be greatly reduced.
【００１０】[0010]
【実施例】以下、図示した実施例に基づいて本発明を詳
細に説明する。尚、符号は従来と同一のものは同符号を
使用する。DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, the present invention will be described in detail with reference to the illustrated embodiments. Note that the same reference numerals are used for the same components as those in the related art.
【００１１】図１に本発明の一実施例を示す。該図の如
く、本実施例ではヘリウム槽３とシールド板４は、台車
に面する比較的振動の少ない真空槽５の側板５ｂから断
熱荷重支持体６で片持ち支持されている。即ち、断熱荷
重支持体６の高温側６ａを台車に面する真空槽５の側板
５ｂに、断熱荷重支持体６の極低温側６ｂをヘリウム槽
３に、その中間をシールド板４に接続したものである。FIG. 1 shows an embodiment of the present invention. As shown in the figure, in this embodiment, the helium tank 3 and the shield plate 4 are cantilevered by the heat insulating load support 6 from the side plate 5b of the vacuum tank 5 facing the carriage with relatively little vibration. That is, the high-temperature side 6a of the heat-insulating load support 6 is connected to the side plate 5b of the vacuum tank 5 facing the carriage, the very low-temperature side 6b of the heat-insulating load support 6 is connected to the helium tank 3, and the middle thereof is connected to the shield plate 4. It is.
【００１２】このような本実施例の構成とすることによ
り、列車走行時に電磁振動荷重を受ける地上コイル側の
真空槽５の側板５ａから直接加振されないため、超電導
コイル１，ヘリウム槽３、及びシールド板４の振動を大
幅に減らすことができる。従って、振動に起因する超電
導コイル１，ヘリウム槽３、及びシールド板４の渦電流
と摩擦による発熱を大幅に減らすことができる。With the configuration of this embodiment, the superconducting coil 1, helium tank 3, and The vibration of the shield plate 4 can be greatly reduced. Accordingly, heat generation due to eddy current and friction of the superconducting coil 1, the helium tank 3, and the shield plate 4 due to vibration can be significantly reduced.
【００１３】[0013]
【発明の効果】以上説明した本発明の磁気浮上列車用超
電導磁石によれば、断熱支持体を真空槽の地上コイルに
面する側板から切り離し、振動に対しては比較的静かな
真空槽の台車に面する側板よりヘリウム槽とシールド板
を支持するようにしたものであるから、列車走行時に地
上コイルに面する真空槽の側板が電磁振動しても、断熱
支持体を介して直接超電導コイルを加振することの少な
い、従って、振動に起因する渦電流、及び摩擦による発
熱を極力抑え得ることができ、此の種磁気浮上列車用超
電導磁石に採用する場合には非常に有効である。According to the superconducting magnet for a magnetic levitation train of the present invention described above, the heat insulating support is separated from the side plate facing the ground coil of the vacuum tank, and the bogie of the vacuum tank is relatively quiet against vibration. The helium tank and the shield plate are supported from the side plate facing the helium tank.Thus, even if the side plate of the vacuum tank facing the ground coil is electromagnetically vibrated when the train is running, the superconducting coil is directly It is possible to suppress eddy current due to vibration and heat generation due to friction as much as possible, and it is very effective when adopting this type of superconducting magnet for a magnetically levitated train.
【図１】本発明の磁気浮上列車用超電導磁石の一実施例
を示す要部断面図。FIG. 1 is a cross-sectional view of an essential part showing one embodiment of a superconducting magnet for a magnetic levitation train of the present invention.
【図２】従来の磁気浮上列車用超電導磁石の例を示す要
部断面図。FIG. 2 is a sectional view of an essential part showing an example of a conventional superconducting magnet for a magnetically levitated train.
１…超電導コイル、３…ヘリウム槽、４…シールド板、
５…真空槽、５ａ…地上コイルに面する真空槽側板、５
ｂ…台車に面する真空槽側板、６…断熱荷重支持体、６
ａ…断熱荷重支持体の高温側、６ｂ…断熱荷重支持体の
極低温側。1 ... superconducting coil, 3 ... helium tank, 4 ... shield plate,
5 vacuum chamber, 5a vacuum chamber side plate facing the ground coil, 5
b: vacuum tank side plate facing the trolley, 6: heat-insulating load support, 6
a: High temperature side of the heat-insulating load support, 6b: Very low temperature side of the heat-insulating load support.
Claims (4)
収納するヘリウム槽と、該ヘリウム槽を囲むシールド板
と、これら全体を真空断熱する真空槽と、該真空槽に前
記ヘリウム槽とシールド板を断熱支持する断熱支持体と
を備えた超電導磁石において、前記ヘリウム槽とシール
ド板を、列車の台車に面する前記真空槽の側板に前記断
熱支持体で固定したことを特徴とする磁気浮上列車用超
電導磁石。1. A helium tank containing a superconducting coil immersed in a cryogenic refrigerant, a shield plate surrounding the helium tank, a vacuum tank for vacuum-insulating the whole of the helium tank, and a helium tank and a shield in the vacuum tank. In a superconducting magnet having a heat insulating support for thermally supporting a plate, a magnetic levitation characterized in that the helium tank and the shield plate are fixed to the side plate of the vacuum tank facing a bogie of a train by the heat insulating support. Superconducting magnet for trains.
収納するヘリウム槽と、該ヘリウム槽を囲むシールド板
と、これら全体を真空断熱する真空槽と、該真空槽に前
記ヘリウム槽とシールド板を断熱支持する断熱支持体と
を備えた超電導磁石において、前記断熱支持体の常温側
を、前記真空槽の台車側側板に固定し、該断熱支持体の
低温側に固定した前記ヘリウム槽を片持ち支持すること
を特徴とする磁気浮上列車用超電導磁石。2. A helium tank containing a superconducting coil immersed in a cryogenic refrigerant, a shield plate surrounding the helium tank, a vacuum tank for vacuum-insulating the whole of the helium tank, A superconducting magnet comprising a heat insulating support for thermally supporting the plate, wherein the room temperature side of the heat insulating support is fixed to a truck side plate of the vacuum tank, and the helium bath fixed to the low temperature side of the heat insulating support. Superconducting magnet for magnetic levitation trains, characterized by being cantilevered.
収納するヘリウム槽と、該ヘリウム槽を囲むシールド板
と、これら全体を真空断熱する真空槽と、該真空槽に前
記ヘリウム槽とシールド板を断熱支持する断熱支持体と
を備えた超電導磁石において、前記ヘリウム槽とシール
ド板は、地上コイルに面する前記真空槽の側板に対して
は自由であり、かつ、列車の台車に面する前記真空槽の
側板にのみ前記断熱支持体で固定されていることを特徴
とする磁気浮上列車用超電導磁石。3. A helium tank containing a superconducting coil immersed in a cryogenic refrigerant, a shield plate surrounding the helium tank, a vacuum tank for vacuum-insulating the whole of the helium tank, and the helium tank and the shield in the vacuum tank. In a superconducting magnet provided with a heat insulating support for insulatingly supporting a plate, the helium tank and the shield plate are free with respect to a side plate of the vacuum tank facing a ground coil, and face a bogie of a train. A superconducting magnet for a magnetic levitation train, wherein the magnet is fixed only to a side plate of the vacuum tank with the heat insulating support.
収納するヘリウム槽と、該ヘリウム槽を囲むシールド板
と、これら全体を真空断熱する真空槽と、該真空槽に前
記ヘリウム槽とシールド板を断熱支持する断熱支持体と
を備えた超電導磁石において、前記断熱支持体の常温側
を台車に面する前記真空槽側板に、該断熱支持体の低温
側を前記ヘリウム槽に、その中間を前記シールド板にそ
れぞれ接続したことを特徴とする磁気浮上列車用超電導
磁石。4. A helium tank containing a superconducting coil immersed in a cryogenic refrigerant, a shield plate surrounding the helium tank, a vacuum tank for vacuum-insulating the whole of the helium tank, A superconducting magnet comprising a heat insulating support for thermally insulating the plate, wherein the normal temperature side of the heat insulating support is placed on the vacuum tank side plate facing the carriage, the low temperature side of the heat insulating support is placed on the helium tank, A superconducting magnet for a magnetic levitation train, which is connected to each of the shield plates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26595591A JP2570026B2 (en) | 1991-10-15 | 1991-10-15 | Superconducting magnet for maglev train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP26595591A JP2570026B2 (en) | 1991-10-15 | 1991-10-15 | Superconducting magnet for maglev train |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH05109528A JPH05109528A (en) | 1993-04-30 |
| JP2570026B2 true JP2570026B2 (en) | 1997-01-08 |
Family
ID=17424383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP26595591A Expired - Lifetime JP2570026B2 (en) | 1991-10-15 | 1991-10-15 | Superconducting magnet for maglev train |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2570026B2 (en) |
-
1991
- 1991-10-15 JP JP26595591A patent/JP2570026B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH05109528A (en) | 1993-04-30 |
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