JPH0736692B2 - Electromagnetic force generator - Google Patents
Electromagnetic force generatorInfo
- Publication number
- JPH0736692B2 JPH0736692B2 JP63323950A JP32395088A JPH0736692B2 JP H0736692 B2 JPH0736692 B2 JP H0736692B2 JP 63323950 A JP63323950 A JP 63323950A JP 32395088 A JP32395088 A JP 32395088A JP H0736692 B2 JPH0736692 B2 JP H0736692B2
- Authority
- JP
- Japan
- Prior art keywords
- magnetic field
- outer cylinder
- electromagnetic force
- inner cylinder
- force generator
- 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 - Fee Related
Links
Landscapes
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Superconductive Dynamoelectric Machines (AREA)
Description
【発明の詳細な説明】 （産業上の利用分野） この発明は、電磁推進船の動力、あるいは高温増殖炉用
ナトリウムループのポンプの動力などに利用される電磁
力発生装置に関する。TECHNICAL FIELD The present invention relates to an electromagnetic force generator used for powering an electromagnetic propulsion ship, powering a sodium loop pump for a high temperature breeder reactor, or the like.
（従来の技術） 電磁推進船に利用される従来の電磁力発生装置が日本舶
用機関学会誌の1981年９月号（Journal of the M.E.S.
J.,Vol.16,No.9）に開示されている。この装置は、交流
磁場方式によるものであって、船体に固定したコイル群
によって進行磁場を海水中に作り、この磁場と磁場変化
によって誘導される海水電流の相互作用の結果として推
進力を得るものである。(Prior Art) A conventional electromagnetic force generator used for an electromagnetic propulsion ship is a September 1981 issue of the Journal of the Japan Society for Marine Engines (Journal of the MES
J., Vol.16, No.9). This device is based on an alternating magnetic field system, and a traveling magnetic field is created in seawater by a group of coils fixed to the hull, and propulsive force is obtained as a result of interaction between this magnetic field and seawater current induced by magnetic field change. Is.
（発明が解決しようとする課題） しかし、従来の電磁力発生装置は、たとえ超電導コイル
を用いてもコイルインダクタンス等によるエネルギロス
を無視できず、例えば、推進効率が0.1以下に低下する
という問題があった。また進行磁場が海水中に広く分散
してしまう構成であるため、推進力として寄与し得ない
磁場の存在を避けることができず、これにより推進効率
の向上を図ることができないという欠点もある。(Problems to be solved by the invention) However, in the conventional electromagnetic force generator, even if a superconducting coil is used, energy loss due to coil inductance or the like cannot be ignored, and for example, there is a problem that the propulsion efficiency is reduced to 0.1 or less. there were. Further, since the traveling magnetic field is widely dispersed in seawater, there is a drawback that the existence of a magnetic field that cannot contribute as a propulsion force cannot be avoided, and thus the propulsion efficiency cannot be improved.
この発明は以上の問題に鑑みてなされたもので、磁場の
漏洩の防止して磁場密度を高くし、磁力線を有効に利用
して動力を発生させることが可能であり、しかも構造の
簡素な電磁力発生装置を提供することを目的とする。The present invention has been made in view of the above problems, and it is possible to prevent leakage of a magnetic field, increase the magnetic field density, and effectively use the magnetic lines of force to generate power, and yet to construct an electromagnetic field with a simple structure. An object is to provide a force generator.
（課題を解決するための手段） この発明の電磁力発生装置は、コイルが取り付けられた
内筒と、完全反磁性体よりなる外筒とを二重に配置し、
上記コイルを流れる電流により外筒と内筒との間にそれ
らの軸方向に移動する進行磁場を発生させ、上記内筒と
外筒との間に介在する海水等の導電性液体に、上記磁場
変化によって誘導電流を発生させ、上記磁場と誘導電流
との相互作用によって上記導電性液体を相対移動させる
ように構成したことを特徴としている。(Means for Solving the Problem) An electromagnetic force generator according to the present invention has an inner cylinder to which a coil is attached and an outer cylinder made of a perfect diamagnetic material, which are doubly arranged.
A traveling magnetic field that moves in the axial direction between the outer cylinder and the inner cylinder is generated by the current flowing through the coil, and the magnetic field is applied to the conductive liquid such as seawater interposed between the inner cylinder and the outer cylinder. It is characterized in that an induced current is generated by the change and the conductive liquid is relatively moved by the interaction between the magnetic field and the induced current.
（作用） この発明の電磁力発生装置によれば、コイルで発生した
磁力線のほとんどが外筒と内筒との間に閉じ込められて
磁場密度が高くなり、磁力線を有効に利用して電磁力を
発生させることができるようになる。また電磁力は外筒
に対して内圧として作用するので、外筒の支持構造が複
雑化することはない。(Operation) According to the electromagnetic force generation device of the present invention, most of the magnetic force lines generated in the coil are confined between the outer cylinder and the inner cylinder to increase the magnetic field density, and the magnetic force lines are effectively used to generate an electromagnetic force. Will be able to generate. Further, since the electromagnetic force acts as an internal pressure on the outer cylinder, the supporting structure of the outer cylinder does not become complicated.
（実施例） 第１図はこの発明の実施例による電磁力発生装置の概略
構成を示す斜視図、第２図は同正面図である。(Embodiment) FIG. 1 is a perspective view showing a schematic configuration of an electromagnetic force generator according to an embodiment of the present invention, and FIG. 2 is a front view of the same.
図において、１は外筒、２は内筒で、外筒１は円筒形の
完全反磁性体、すなわち超電導体よりなる。また、外筒
１と内筒２は互いに同心状に二重に配置されている。３
は内筒２に取り付けられたコイルである。In the figure, 1 is an outer cylinder, 2 is an inner cylinder, and the outer cylinder 1 is a cylindrical perfect diamagnetic material, that is, a superconductor. Also, the outer cylinder 1 and the inner cylinder 2 are doubly arranged concentrically with each other. Three
Is a coil attached to the inner cylinder 2.
上記構成において、コイル３を三相交流により励磁して
外筒１と内筒２との間に発生する磁場Ｂを移動させる
と、外筒１と内筒２との間に存在する海水などの導電性
液体に誘導電流が発生し、上記磁場Ｂと誘導電流との相
互作用によって上記海水等の導電性液体を後方へと移動
させる電磁力Ｆが発生し、その反力として推進力が得ら
れる。また、上記磁場Ｂは外筒１が完全磁性体としての
超電導体であるところから、マイスナー効果によって外
筒１と内筒２との間に閉じ込められ、その結果、磁場の
漏洩が抑制されると共に、磁場密度が高くなり、エネル
ギロスが少なくなる。したがって、上記電磁力発生装置
は、電磁推進船、電磁ポンプ、レールガンなどの主機関
として好適に利用することが可能である。しかも電磁力
は外筒１に対して内圧として作用することになるため、
外筒１の支持構造は簡素なものでよいことになる。なお
第１図と第２図において、Ｉは誘導電流の方向を示して
いる。In the above configuration, when the coil 3 is excited by three-phase alternating current to move the magnetic field B generated between the outer cylinder 1 and the inner cylinder 2, seawater or the like existing between the outer cylinder 1 and the inner cylinder 2 An induced current is generated in the conductive liquid, and an electromagnetic force F that moves the conductive liquid such as seawater backward is generated by the interaction between the magnetic field B and the induced current, and a propulsive force is obtained as a reaction force thereof. . Further, the magnetic field B is confined between the outer cylinder 1 and the inner cylinder 2 by the Meissner effect because the outer cylinder 1 is a superconductor as a completely magnetic body, and as a result, leakage of the magnetic field is suppressed. , The magnetic field density is increased and the energy loss is reduced. Therefore, the electromagnetic force generator can be suitably used as a main engine for an electromagnetic propulsion ship, an electromagnetic pump, a rail gun, and the like. Moreover, since the electromagnetic force acts on the outer cylinder 1 as an internal pressure,
The supporting structure of the outer cylinder 1 may be simple. 1 and 2, I indicates the direction of the induced current.
（発明の効果） 以上のようにこの発明の電磁力発生装置は、コイルで発
生した磁力線のほとんどが外筒と内筒との間に閉じ込め
られるために磁力線を有効に利用して動力を発生させる
ことができ、また磁場の漏洩が防止されるためエネルギ
ロスが少なくなる。さらに、電磁力は外筒に対して内圧
として作用するためにその支持構造を複雑化させること
なく構成できる利点がある。(Effects of the Invention) As described above, in the electromagnetic force generator of the present invention, most of the magnetic force lines generated in the coil are confined between the outer cylinder and the inner cylinder, so that the magnetic force lines are effectively used to generate power. Energy loss is reduced because leakage of the magnetic field is prevented. Further, since the electromagnetic force acts as an internal pressure on the outer cylinder, there is an advantage that the supporting structure can be configured without complicating it.
第１図はこの発明の実施例による電磁力発生装置の概略
構成を示す斜視図、第２図は同正面図である。 １……外筒、２……内筒、３……コイル、Ｂ……磁場。FIG. 1 is a perspective view showing a schematic configuration of an electromagnetic force generator according to an embodiment of the present invention, and FIG. 2 is a front view of the same. 1 ... Outer cylinder, 2 ... Inner cylinder, 3 ... Coil, B ... Magnetic field.
Claims (1)
性体よりなる外筒とを二重に配置し、上記コイルを流れ
る電流により外筒と内筒との間にそれらの軸方向に移動
する進行磁場を発生させ、上記内筒と外筒との間に介在
する海水等の導電性液体に、上記磁場変化によって誘導
電流を発生させ、上記磁場と誘導電流との相互作用によ
って上記導電性液体を相対移動させるように構成したこ
とを特徴とする電磁力発生装置。1. An inner cylinder to which a coil is attached and an outer cylinder made of a perfect diamagnetic material are doubly arranged, and an electric current flowing through the coil causes an axial direction between the outer cylinder and the inner cylinder. A moving magnetic field is generated to move, and an induced current is generated in the conductive liquid such as seawater interposed between the inner cylinder and the outer cylinder by the change in the magnetic field, and the conductive material is generated by the interaction between the magnetic field and the induced current. An electromagnetic force generator characterized in that it is configured to relatively move a volatile liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63323950A JPH0736692B2 (en) | 1988-12-21 | 1988-12-21 | Electromagnetic force generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP63323950A JPH0736692B2 (en) | 1988-12-21 | 1988-12-21 | Electromagnetic force generator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH02168874A JPH02168874A (en) | 1990-06-28 |
| JPH0736692B2 true JPH0736692B2 (en) | 1995-04-19 |
Family
ID=18160440
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP63323950A Expired - Fee Related JPH0736692B2 (en) | 1988-12-21 | 1988-12-21 | Electromagnetic force generator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0736692B2 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3049808B2 (en) * | 1991-03-29 | 2000-06-05 | 石川島播磨重工業株式会社 | Liquid transfer pump |
| KR20030031316A (en) * | 2001-10-13 | 2003-04-21 | 주식회사 엠베스트 | The EMF Generation Method by Unification of Electric and Magnetic Circuits |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH574673A5 (en) * | 1974-08-20 | 1976-04-15 | Bbc Brown Boveri & Cie | |
| JPS5763733A (en) * | 1980-10-01 | 1982-04-17 | Yaskawa Denki Seisakusho Kk | Gas sealed breaker |
| JPS5991620A (en) * | 1982-11-17 | 1984-05-26 | 三菱電機株式会社 | Switch |
| JPS61100860U (en) * | 1984-12-07 | 1986-06-27 |
-
1988
- 1988-12-21 JP JP63323950A patent/JPH0736692B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPH02168874A (en) | 1990-06-28 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |