JPS5842207A - Connector for connecting and demagnetizing dc electromagnet - Google Patents
Connector for connecting and demagnetizing dc electromagnetInfo
- Publication number
- JPS5842207A JPS5842207A JP57141770A JP14177082A JPS5842207A JP S5842207 A JPS5842207 A JP S5842207A JP 57141770 A JP57141770 A JP 57141770A JP 14177082 A JP14177082 A JP 14177082A JP S5842207 A JPS5842207 A JP S5842207A
- Authority
- JP
- Japan
- Prior art keywords
- demagnetizing
- capacitors
- electromagnet
- connecting device
- parallel
- 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
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/06—Electromagnets; Actuators including electromagnets
- H01F7/08—Electromagnets; Actuators including electromagnets with armatures
- H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
Landscapes
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Video Image Reproduction Devices For Color Tv Systems (AREA)
- Electronic Switches (AREA)
- Electromagnets (AREA)
- Load-Engaging Elements For Cranes (AREA)
- Details Of Connecting Devices For Male And Female Coupling (AREA)
- Jigs For Machine Tools (AREA)
- Coupling Device And Connection With Printed Circuit (AREA)
- Magnetically Actuated Valves (AREA)
- Relay Circuits (AREA)
- Rectifiers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
本発明は、直流で給電される電磁石、特に大電力電磁石
の接続と、それ自身の自己誘導電流による電磁石の減磁
とのための直流電磁石の接続及び減磁用接続装置に関す
るものである。DETAILED DESCRIPTION OF THE INVENTION The present invention provides a direct current electromagnet connection and demagnetization connection for the connection of electromagnets powered by direct current, in particular high power electromagnets, and the demagnetization of the electromagnet by its own self-induced current. It is related to the device.
米国特許明細書第２，４４５，４５９号において既知で
あるが、電磁石のコイルへの磁化電流をオフすることＫ
よって、前記コイルと並列に接続されているコンデンサ
により有効で完全な減磁を自動的に行うことができる。It is known in U.S. Pat. No. 2,445,459 to turn off the magnetizing current to the coil of the electromagnet.
Therefore, effective and complete demagnetization can be performed automatically by means of a capacitor connected in parallel with the coil.
しかし、前記明細書に示されている装置は、例えば大電
力電磁石の接続装置に使用する場合、大容量の無極コン
デンサが必要であるため、コンデンサが大型釦なってか
さ張ったり高価になるというような欠点がある。However, when the device shown in the above specification is used, for example, as a connection device for a high-power electromagnet, a large-capacity non-polar capacitor is required, so the capacitor becomes a large button, bulky, and expensive. There are some drawbacks.
従って、本発明の目的は、直流で給電される電磁石、特
に大電力電磁石の接続及び減磁のための適当な回路の部
品として比較的小型の有極コンデンサ、例えば電解コン
デンサの使用を可能にする新規でが〜つ改良された直流
電磁石の接続及び減磁用接続装置を提供することにある
。It is therefore an object of the invention to enable the use of relatively small polarized capacitors, e.g. electrolytic capacitors, as components of suitable circuits for the connection and demagnetization of DC-powered electromagnets, in particular high-power electromagnets. The object of the present invention is to provide a new and significantly improved connecting device for connecting and demagnetizing DC electromagnets.
本発明の接続装置は、互に直列の２つのコンデンサを電
磁石のコイルと並列に接続すると共に両方又は一方のコ
ンデンサと並列にダイオードを接続し、かつ磁化回路に
スイッチを設けたことを特徴とするものである。無極コ
ンデンサでも使用できるようになっている。電解コンデ
ンサを使用した場合には、本発明の接続装置は、電磁石
のコイルと並列に接続した電解コンデンサを同極が相互
に接続されるように直列に接続し、かつ電解コンデンサ
の両方又は一方と並列に逆方向ダイオードを接続したこ
とを特徴とする。電解コンデンサを使用した場合、本発
明の接続装置の機能は、上記ダイオードと電解コンデン
サに生じる充電とが協働して、励磁や自己誘導電圧の影
響Ｆで前記コンデンサがその極性と逆の電圧に充電され
るようになるのを防ぎ、その結果自己誘導電圧によって
電磁石のコイルに生じる減磁電流が一方の電解コンデン
サの充電を増大すると共に他方の充電を打ち消すことを
特徴とする。The connecting device of the present invention is characterized in that two capacitors connected in series with each other are connected in parallel with the coil of an electromagnet, a diode is connected in parallel with both or one of the capacitors, and a switch is provided in the magnetization circuit. It is something. It can also be used with non-polar capacitors. When an electrolytic capacitor is used, the connecting device of the present invention connects the electrolytic capacitors connected in parallel with the coil of the electromagnet in series such that the same poles are connected to each other, and connects both or one of the electrolytic capacitors The feature is that a reverse diode is connected in parallel. When an electrolytic capacitor is used, the function of the connecting device of the present invention is such that the diode and the charge generated in the electrolytic capacitor work together to cause the capacitor to reach a voltage opposite to its polarity due to the influence of excitation or self-induced voltage F. It is characterized in that the demagnetizing current generated in the coil of the electromagnet by the self-induced voltage increases the charging of one electrolytic capacitor and cancels the charging of the other.
以下本発明を図面に従って詳述する。The present invention will be explained in detail below with reference to the drawings.
第１図に示す回路１がスイッチＸによりて閉じられると
、電流源ＶＬの電圧が電磁石ＶのコイルＬの磁極に影響
を与え（第３図、Ｔ、−Ｔ、）、コイルＬに流れる電流
が電磁石Ｍを磁化し、電解コンデンサＣ，が電流源ＶＬ
よシも高い電圧にダイオードＤ１を介して充電される（
第４図、”ｌ−丁いようになると共に１電解コンデンサ
Ｃ１がダイオードＤ、を通じて流れる脈動直流電流の影
響によ妙電流源ＶＬよりも低い電圧に充電される（第５
図、？＋−Ｔｔ）ようになる。回路１がスイッチＸによ
ってスイッチオフされると、電磁界エネルギーが放出さ
れて電流源ＶＬの電圧と反対極性の自己誘導電圧が電磁
石ｙのコイルＬに生じる（第３図、Ｔｔ−Ｔｓ）ように
なり、この自己誘導電圧はダイオードＤ！及び電解コン
デンサＣ１を通じて電解コンデンサＣ２の充電を行わせ
、かつ磁化電流と逆の電流、すなわち減磁電流を電磁方
証のコイルＬＫ生じさせる。When the circuit 1 shown in FIG. 1 is closed by the switch X, the voltage of the current source VL influences the magnetic poles of the coil L of the electromagnet V (T, -T, in FIG. magnetizes the electromagnet M, and the electrolytic capacitor C, becomes the current source VL
It is also charged to a high voltage via diode D1 (
4, as the voltage becomes low, the electrolytic capacitor C1 is charged to a voltage lower than that of the current source VL due to the influence of the pulsating direct current flowing through the diode D.
figure,? +-Tt). When circuit 1 is switched off by switch This self-induced voltage is the diode D! The electrolytic capacitor C2 is charged through the electrolytic capacitor C1, and a current opposite to the magnetizing current, that is, a demagnetizing current is generated in the electromagnetic coil LK.
ダイオードＤ、は、その導通方向の抵抗のため、電解コ
ンデンサＣ１の充電による減磁電流の効果を防ぐことが
できないが、この充電はそれによりて部分的に打ち消さ
れる（第４図、Ｔｔ−Ｔｓ）。The diode D, due to its resistance in the direction of conduction, cannot prevent the effect of the demagnetizing current due to the charging of the electrolytic capacitor C1, but this charging is thereby partially canceled (Fig. 4, Tt-Ts ).
減磁”が生じた場合、同じ様々充電が電解コンデンサＣ
１及びＯ，に残される（第４図及び第５図、Ｔｓ−Ｔａ
）。電解コンデンサＯＩの充電が十分高い場合は、同じ
動作をダイオードＤ、なしで行うことができる（第２図
）。使用目的により、本発明の装置の回路中の電解コン
デンサＣ！及びＣ！の一方又は両方を無極コンデンサで
置換えることができる。回路のスイッチＸは接点スイッ
チ、トランジスタ、サイリスタ又は他の型のスイッチで
よい。If "demagnetization" occurs, the same various charges will be applied to the electrolytic capacitor C.
1 and O, (Figs. 4 and 5, Ts-Ta
). If the charge of electrolytic capacitor OI is high enough, the same operation can be performed without diode D (FIG. 2). Depending on the intended use, the electrolytic capacitor C! in the circuit of the device of the invention! and C! One or both of them can be replaced with a non-polar capacitor. The switches X in the circuit may be contact switches, transistors, thyristors or other types of switches.
本発明の装置は、直流電流によって給電される種々のイ
ンダクタンス、特に電磁石の接続及び減磁に適するもの
である。The device according to the invention is suitable for connecting and demagnetizing various inductances, in particular electromagnets, which are powered by direct current.
第１図は２つのダイオードを有する本発明による装置の
回路を示す回路図、第１′＆図は第１図の回路と類似し
た動作を行う回路を示す回路図、第２図は１つのダイオ
ードを有する本発明による装置の回路を示す回路図、第
２＆図は第２図の回路と類似した動作を行う回路を示す
回路図、第３図乃至第５図は第１図の回路の各所の電圧
波形を示す波形図である。
Ｖ・・・電磁石、Ｌ・・・コイル、Ｃ１ｔ ｃ！・・・
コンデンサ、ＤＩ＋”！・・・ダイオード、Ｘ・・・ス
イッチ。
特許出願人 グアイノ ヵルヤライネンＩＧ Ｉ
ＦＩＯ，１ａ
Ｆｌ（３，２
ＦＩＯ，２ａ
ＦＩＧ、３
ＦｌＯ，４
ム
一
・ １１
ｒｔａ、ｓ
ｒ、 １２７． ７４ ｒ。1 is a circuit diagram showing a circuit of a device according to the invention with two diodes, FIG. 1'& is a circuit diagram showing a circuit similar in operation to the circuit of FIG. 2 is a circuit diagram showing a circuit of a device according to the present invention having a circuit according to the present invention, FIGS. FIG. 3 is a waveform diagram showing voltage waveforms. V...electromagnet, L...coil, C1t c! ...
Capacitor, DI+”!...Diode, .74 r.
Claims (7)
生するインダクタンス、特に電磁石の接続及び減磁のた
めの接続装置において、互忙直列接続の２つのコンデン
サ（Ｃｔ、Ｃｔ）を電磁石（Ｍ）のコイル（Ｌ）と並列
に接続すると共に、前記コンデンサ（’＋−’ｔ）の少
なくとも一方と並列にダイオード（Ｄｔ、Ｄｔ）を接続
し、かつ磁化回路釦操作スイッチを設けたことを特徴と
する直流電磁石の接続及び減磁用接続装置。(1) In a connecting device for connecting and demagnetizing an inductance, especially an electromagnet, which is powered by direct current and generates a current by self-induction, two capacitors (Ct, Ct) connected in series with each other are connected to an electromagnet (M). is connected in parallel with the coil (L), a diode (Dt, Dt) is connected in parallel with at least one of the capacitors ('+-'t), and a magnetization circuit button operation switch is provided. Connecting device for connecting and demagnetizing DC electromagnets.
互に接続されるように直列に接続された有極コンデンサ
であり、かつ前記コンデンサ（Ｃｔ、Ｃｔ）の各々と並
列に逆方向ダイオード（ＤｌｌＤりを接続したことを特
徴とする特許請求の範囲第（１）項記載の直流電磁石の
接続及び減磁用接続装置。(2) The capacitors (C1+'t) are polar capacitors connected in series so that the same polarities are connected to each other, and a reverse diode (DllD) is connected in parallel with each of the capacitors (Ct, Ct). A connecting device for connecting and demagnetizing a DC electromagnet according to claim (1), characterized in that the DC electromagnets are connected to each other.
逆方向ダイオード（Ｄ、）を接続したことを特徴とする
特許請求の範囲第（２）項記載の直流電磁石の接続及び
減磁用接続装置。(3) A connecting device for connecting and demagnetizing a DC electromagnet according to claim (2), characterized in that a reverse diode (D, ) is connected in parallel with only one of the capacitors (C2). .
あることを特徴とする特許請求の範囲第（１）項記載の
直流電磁石の接続及び減磁用接続装置。(4) The connecting device for connecting and demagnetizing a DC electromagnet according to claim (1), wherein the capacitor ('1+') is a non-polar capacitor.
列にダイオードを接続したことを特徴とする特許請求の
範囲第（４）項記載の直流電磁石の接続及び減磁用接続
装置。(5) A connecting device for connecting and demagnetizing a DC electromagnet according to claim (4), characterized in that a diode is connected in parallel with only one of the capacitors (at or at).
極コンデンサで、他方が無極コンデンサであることを特
徴とする特許請求の範囲第（１）項記載の直流電磁石の
接続及び減磁用接続装置。(6) A connecting device for connecting and demagnetizing a DC electromagnet according to claim (1), wherein one of the capacitors (CR or Ct) is a polar capacitor and the other is a non-polar capacitor. .
ジスタ、サイリスク又は他の適当な型のスイ。 チであることを特徴とする特許請求の範囲第（１）項記
載の直流電磁石の接続及び減磁用接続装置。(7) The switch is a contact switch, a transistor, a silice or any other suitable type of switch. A connecting device for connecting and demagnetizing a DC electromagnet according to claim (1), characterized in that:
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI812543A FI66701C (en) | 1981-08-18 | 1981-08-18 | KOPPLINGSFOERFARANDE |
| FI812543 | 1981-08-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5842207A true JPS5842207A (en) | 1983-03-11 |
Family
ID=8514636
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP57141770A Pending JPS5842207A (en) | 1981-08-18 | 1982-08-17 | Connector for connecting and demagnetizing dc electromagnet |
Country Status (22)
| Country | Link |
|---|---|
| JP (1) | JPS5842207A (en) |
| AT (1) | AT383903B (en) |
| AU (1) | AU8707582A (en) |
| BE (1) | BE894139A (en) |
| BR (1) | BR8204806A (en) |
| CH (1) | CH658743A5 (en) |
| DD (1) | DD210502A1 (en) |
| DE (1) | DE3230254A1 (en) |
| DK (1) | DK369682A (en) |
| ES (1) | ES8306284A1 (en) |
| FI (1) | FI66701C (en) |
| FR (1) | FR2511806B1 (en) |
| GB (1) | GB2104739B (en) |
| HU (1) | HU191072B (en) |
| IT (1) | IT1206146B (en) |
| NL (1) | NL8203232A (en) |
| NO (1) | NO158767C (en) |
| PL (1) | PL237953A1 (en) |
| SE (1) | SE454629B (en) |
| SU (1) | SU1233817A3 (en) |
| YU (1) | YU176882A (en) |
| ZA (1) | ZA825870B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0551763A (en) * | 1991-08-27 | 1993-03-02 | Nippon Steel Corp | Manufacturing method of steel sheet with lubrication and excellent paint adhesion |
| JPH0551762A (en) * | 1991-08-27 | 1993-03-02 | Nippon Steel Corp | Production of lubricated and plated steel sheet having excellent surface characteristic |
| JPH0565667A (en) * | 1991-09-09 | 1993-03-19 | Nippon Steel Corp | Production of high-performance lubricative plated steel sheet |
| JPH0565666A (en) * | 1991-09-06 | 1993-03-19 | Nippon Steel Corp | Production of lubricative plated steel sheet excellent in sliding property and press-workability |
| US5227234A (en) * | 1990-08-10 | 1993-07-13 | Mitsui Petrochemical Industries, Ltd. | Thermal adhesive vibration damping sheets |
| US5354804A (en) * | 1991-05-09 | 1994-10-11 | Tosoh Corporation | Method of emulsifying thermoplastic resin composition |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8425120D0 (en) * | 1984-10-04 | 1984-11-07 | Vent Axia Ltd | Dc solenoid circuits |
| GB2320814B (en) * | 1996-12-31 | 2000-11-29 | Redcliffe Magtronics Ltd | An apparatus for altering the magnetic state of a permanent magnet |
| FR2924527A1 (en) | 2007-11-29 | 2009-06-05 | Finsecur Soc Par Actions Simpl | METHOD AND DEVICE FOR CLOSING A FIRE DOOR |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3181559A (en) * | 1960-10-19 | 1965-05-04 | American Brake Shoe Co | Electromagnetic and fluid pressure operated valve and anti-hysteresis control circuit therefor |
| US3329247A (en) * | 1965-10-06 | 1967-07-04 | Eaton Yale & Towne | Electromagnetic coupling apparatus |
| DE2745997A1 (en) * | 1977-10-13 | 1979-04-19 | Sew Eurodrive Gmbh & Co | ARRANGEMENT FOR CONTROLLING THE SWITCHING ON AND OFF BEHAVIOR OF INDUCTIVITIES SUCH AS ELECTROMAGNETS OR THE LIKE. |
| DD147016A1 (en) * | 1979-11-13 | 1981-03-11 | Siegfried Fleischer | CIRCUIT ARRANGEMENT FOR QUICK-LOADING ELECTROMAGNETS |
| DE3003506C2 (en) * | 1980-01-31 | 1983-12-01 | Deutsches Elektronen-Synchrotron Desy, 2000 Hamburg | Fast control circuit for an electromagnet |
-
1981
- 1981-08-18 FI FI812543A patent/FI66701C/en not_active IP Right Cessation
-
1982
- 1982-08-10 AT AT0306282A patent/AT383903B/en not_active IP Right Cessation
- 1982-08-11 AU AU87075/82A patent/AU8707582A/en not_active Abandoned
- 1982-08-12 CH CH4852/82A patent/CH658743A5/en not_active IP Right Cessation
- 1982-08-13 DE DE19823230254 patent/DE3230254A1/en not_active Withdrawn
- 1982-08-13 ZA ZA825870A patent/ZA825870B/en unknown
- 1982-08-16 YU YU01768/82A patent/YU176882A/en unknown
- 1982-08-16 IT IT8248994A patent/IT1206146B/en active
- 1982-08-16 GB GB08223526A patent/GB2104739B/en not_active Expired
- 1982-08-17 NO NO822795A patent/NO158767C/en unknown
- 1982-08-17 BR BR8204806A patent/BR8204806A/en unknown
- 1982-08-17 DD DD82242577A patent/DD210502A1/en unknown
- 1982-08-17 SE SE8204728A patent/SE454629B/en not_active IP Right Cessation
- 1982-08-17 NL NL8203232A patent/NL8203232A/en not_active Application Discontinuation
- 1982-08-17 SU SU823482526A patent/SU1233817A3/en active
- 1982-08-17 JP JP57141770A patent/JPS5842207A/en active Pending
- 1982-08-17 ES ES515062A patent/ES8306284A1/en not_active Expired
- 1982-08-18 HU HU822679A patent/HU191072B/en unknown
- 1982-08-18 PL PL23795382A patent/PL237953A1/en unknown
- 1982-08-18 BE BE0/208835A patent/BE894139A/en not_active IP Right Cessation
- 1982-08-18 FR FR8214295A patent/FR2511806B1/en not_active Expired
- 1982-08-18 DK DK369682A patent/DK369682A/en not_active Application Discontinuation
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5227234A (en) * | 1990-08-10 | 1993-07-13 | Mitsui Petrochemical Industries, Ltd. | Thermal adhesive vibration damping sheets |
| US5354804A (en) * | 1991-05-09 | 1994-10-11 | Tosoh Corporation | Method of emulsifying thermoplastic resin composition |
| JPH0551763A (en) * | 1991-08-27 | 1993-03-02 | Nippon Steel Corp | Manufacturing method of steel sheet with lubrication and excellent paint adhesion |
| JPH0551762A (en) * | 1991-08-27 | 1993-03-02 | Nippon Steel Corp | Production of lubricated and plated steel sheet having excellent surface characteristic |
| JPH0565666A (en) * | 1991-09-06 | 1993-03-19 | Nippon Steel Corp | Production of lubricative plated steel sheet excellent in sliding property and press-workability |
| JPH0565667A (en) * | 1991-09-09 | 1993-03-19 | Nippon Steel Corp | Production of high-performance lubricative plated steel sheet |
Also Published As
| Publication number | Publication date |
|---|---|
| DD210502A1 (en) | 1984-06-13 |
| IT8248994A0 (en) | 1982-08-16 |
| SU1233817A3 (en) | 1986-05-23 |
| AU8707582A (en) | 1983-05-12 |
| FI812543L (en) | 1983-02-19 |
| NO158767C (en) | 1988-10-26 |
| NO822795L (en) | 1983-02-21 |
| PL237953A1 (en) | 1983-04-25 |
| CH658743A5 (en) | 1986-11-28 |
| ZA825870B (en) | 1983-06-29 |
| FR2511806A1 (en) | 1983-02-25 |
| BE894139A (en) | 1982-12-16 |
| YU176882A (en) | 1985-04-30 |
| ATA306282A (en) | 1987-01-15 |
| NO158767B (en) | 1988-07-18 |
| DK369682A (en) | 1983-02-19 |
| DE3230254A1 (en) | 1983-03-17 |
| FI66701B (en) | 1984-07-31 |
| SE8204728L (en) | 1983-02-19 |
| FR2511806B1 (en) | 1985-12-20 |
| GB2104739B (en) | 1985-05-09 |
| NL8203232A (en) | 1983-03-16 |
| GB2104739A (en) | 1983-03-09 |
| ES515062A0 (en) | 1983-05-01 |
| BR8204806A (en) | 1983-08-02 |
| IT1206146B (en) | 1989-04-14 |
| AT383903B (en) | 1987-09-10 |
| ES8306284A1 (en) | 1983-05-01 |
| SE454629B (en) | 1988-05-16 |
| FI66701C (en) | 1984-11-12 |
| SE8204728D0 (en) | 1982-08-17 |
| HU191072B (en) | 1987-01-28 |
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