JPH02168874A - Electromagnetic force generator - Google Patents
Electromagnetic force generatorInfo
- Publication number
- JPH02168874A JPH02168874A JP32395088A JP32395088A JPH02168874A JP H02168874 A JPH02168874 A JP H02168874A JP 32395088 A JP32395088 A JP 32395088A JP 32395088 A JP32395088 A JP 32395088A JP H02168874 A JPH02168874 A JP H02168874A
- Authority
- JP
- Japan
- Prior art keywords
- drum
- magnetic field
- electromagnetic force
- coil
- internal
- 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.)
- Granted
Links
- 230000005291 magnetic effect Effects 0.000 claims abstract description 26
- 239000002889 diamagnetic material Substances 0.000 claims description 4
- 239000013535 sea water Substances 0.000 abstract description 4
- 239000004020 conductor Substances 0.000 abstract description 2
- 230000005292 diamagnetic effect Effects 0.000 abstract 2
- 239000000126 substance Substances 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 2
- 239000002887 superconductor Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000001141 propulsive effect Effects 0.000 description 1
- 229910052708 sodium Inorganic materials 0.000 description 1
- 239000011734 sodium Substances 0.000 description 1
Landscapes
- Superconductive Dynamoelectric Machines (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
Abstract
Description
【発明の詳細な説明】
(産業上の利用分野)
この発明は、電磁推進船や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を発生させる
装置に関する。DETAILED DESCRIPTION OF THE INVENTION (Field of Industrial Application) The present invention relates to an apparatus for generating electromagnetic force used for powering a pump of a sodium loop for an electromagnetic propulsion ship or a high temperature breeder reactor.
(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(Journalof
the M、E、S、J、、Vol、16.No、
9 )に開示されている。このものは、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 generating device used in an electromagnetic propulsion vessel was published in the September 1981 issue of the Journal of the Japan Society of Marine Engineers.
the M, E, S, J,, Vol, 16. No,
9). This device uses an alternating current magnetic field system, which creates a traveling magnetic field in seawater using a group of coils fixed to the ship's hull, and obtains propulsion as a result of the interaction between this magnetic field and the seawater current induced by magnetic field changes. It 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。(Problem to be solved by the invention) However, in conventional electromagnetic force generating devices, even if superconducting coils are used, energy loss due to coil inductance cannot be ignored, and for example, propulsion efficiency decreases to 0.1 or less. There was a problem.
この発明は以上の問題に鑑みてなされたもので、磁場の
漏洩を防止して磁場密度を高くし、磁力線を有効に利用
することが可能であり、しかも構造の簡単な電磁力発生
装置を提供することを目的とする。This invention was made in view of the above problems, and provides an electromagnetic force generating device that prevents magnetic field leakage, increases magnetic field density, makes effective use of magnetic lines of force, and has a simple structure. The purpose is to
(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、完全反磁性体よりなる外
筒とコイルが取り付けられた内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磁場を発生させるように構成したも
のである。(Means for Solving the Problems) The electromagnetic force generating device of the present invention has a double arrangement of an outer cylinder made of a completely diamagnetic material and an inner cylinder to which a coil is attached. It is configured to generate a magnetic field that moves in the axial direction between the inner cylinder and the inner cylinder.
(作用)
この構成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、外筒の支持構造を簡素化し得ることになる。(Function) According to the electromagnetic force generator having this configuration, most of the magnetic lines of force generated by the coil are confined between the outer cylinder and the inner cylinder, increasing the magnetic field density, and making it possible to effectively utilize the lines of magnetic force. Furthermore, since the electromagnetic force acts on the outer cylinder as internal pressure, the support structure for the outer cylinder can be simplified.
(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 generating device according to an embodiment of the present invention, and FIG. 2 is a front view thereof.
図において、■は外筒、2は内筒で、外筒1ば円筒形の
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ば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, ■ is an outer cylinder, 2 is an inner cylinder, and the outer cylinder 1 is made of a cylindrical completely diamagnetic material, that is, a superconductor. In addition, the outer cylinder 1 and the inner cylinder 2 are arranged concentrically and doubly. 3
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l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体に
電磁力Fが発生し、その反力として推進力が得られる。In the above configuration, when the coil 3 is excited by three-phase alternating current and the magnetic field B generated between the outer cylinder l and the inner cylinder 2 is moved, seawater etc. existing between the outer cylinder 1 and the inner cylinder 2 An electromagnetic force F is generated in the conductor, and a propulsive force is obtained as a reaction force.
また、上記磁場Bは外筒1が完全反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、■は誘導電流の方向を示している
。In addition, since the outer cylinder 1 is a superconductor as a completely diamagnetic material, the magnetic field B is applied to the outer cylinder 1 by the Meissner effect.
As a result, leakage of the magnetic field is suppressed, the magnetic field density becomes high, and energy loss is reduced. Therefore, the electromagnetic force generating device described above is
It can be suitably used as the main engine of electromagnetic propulsion ships, electromagnetic pumps, rail guns, etc. Furthermore, since the electromagnetic force acts as internal pressure on the outer cylinder 1, the support structure for the outer cylinder 1 may be simple. Note that the first
In the figure and FIG. 2, ■ indicates the direction of 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
持構造を簡単のもので構成できる利点がある。(Effects of the Invention) As described above, the electromagnetic force generating device of the present invention can effectively utilize the magnetic lines of force because most of the lines of magnetic force generated in the coil are confined between the outer cylinder and the inner cylinder, and also prevent leakage of the magnetic field. Since this is prevented, energy loss is reduced. moreover,
Since the electromagnetic force acts as internal pressure on the outer cylinder, there is an advantage that the support structure thereof can be constructed with a simple structure.
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。
第1図FIG. 1 is a perspective view showing a schematic configuration of an electromagnetic force generating device according to an embodiment of the present invention, and FIG. 2 is a front view thereof. 1...Outer cylinder, 2...Inner cylinder, 3...Coil, B...
·magnetic field. Figure 1
Claims (1)
た内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磁場を
発生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 outer cylinder made of a completely diamagnetic material and an inner cylinder to which a coil is attached are arranged in duplicate, and a magnetic field that moves in the axial direction between the outer cylinder and the inner cylinder is created by the current flowing through the coil. An electromagnetic force generating device characterized by being configured to generate an electromagnetic force.
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 true JPH02168874A (en) | 1990-06-28 |
JPH0736692B2 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) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04304157A (en) * | 1991-03-29 | 1992-10-27 | Ishikawajima Harima Heavy Ind Co Ltd | Liquid transfer pump |
KR20030031316A (en) * | 2001-10-13 | 2003-04-21 | 주식회사 엠베스트 | The EMF Generation Method by Unification of Electric and Magnetic Circuits |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5145282A (en) * | 1974-08-20 | 1976-04-17 | 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
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5145282A (en) * | 1974-08-20 | 1976-04-17 | 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 |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04304157A (en) * | 1991-03-29 | 1992-10-27 | Ishikawajima Harima Heavy Ind Co Ltd | Liquid transfer pump |
KR20030031316A (en) * | 2001-10-13 | 2003-04-21 | 주식회사 엠베스트 | The EMF Generation Method by Unification of Electric and Magnetic Circuits |
Also Published As
Publication number | Publication date |
---|---|
JPH0736692B2 (en) | 1995-04-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |