JPS6093014U - Magnetic bearing control coil oscillation prevention device - Google Patents

Magnetic bearing control coil oscillation prevention device

Info

Publication number
JPS6093014U
JPS6093014U JP18662483U JP18662483U JPS6093014U JP S6093014 U JPS6093014 U JP S6093014U JP 18662483 U JP18662483 U JP 18662483U JP 18662483 U JP18662483 U JP 18662483U JP S6093014 U JPS6093014 U JP S6093014U
Authority
JP
Japan
Prior art keywords
control coil
magnetic bearing
oscillation prevention
prevention device
bearing control
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
Application number
JP18662483U
Other languages
Japanese (ja)
Other versions
JPS6311388Y2 (en
Inventor
嗣人 中関
古橋　昌治
Original Assignee
エヌティエヌ株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by エヌティエヌ株式会社 filed Critical エヌティエヌ株式会社
Priority to JP18662483U priority Critical patent/JPS6093014U/en
Publication of JPS6093014U publication Critical patent/JPS6093014U/en
Application granted granted Critical
Publication of JPS6311388Y2 publication Critical patent/JPS6311388Y2/ja
Granted legal-status Critical Current

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Landscapes

  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Amplifiers (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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は磁気受軸受装置の一例を示す略図、第２図は従
来の制御コイルの回路図、第３図はこの考案の一例を示
す回路図である。 １・・・回転軸、２・・・位置センサ、３・・・電磁石
、４・・・制御コイル、５・・・バイアスコイル、６・
・・電力増幅器、７・・・サーボ回路、８・・・入力抵
抗器、９・・・基準抵抗器、１０・・・帰還抵抗器、１
１・・・発振防止抵抗器。FIG. 1 is a schematic diagram showing an example of a magnetic bearing device, FIG. 2 is a circuit diagram of a conventional control coil, and FIG. 3 is a circuit diagram showing an example of this invention. DESCRIPTION OF SYMBOLS 1... Rotating shaft, 2... Position sensor, 3... Electromagnet, 4... Control coil, 5... Bias coil, 6...
... Power amplifier, 7... Servo circuit, 8... Input resistor, 9... Reference resistor, 10... Feedback resistor, 1
1...Oscillation prevention resistor.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）　　回転軸の半径方向の位置を検出する位置セン
サからの検出信号に基づいて、磁気軸受制御コイルを電
流フィードバック式の電力増幅器によって通電する磁気
軸受装置において、上記制御コイルに並列に発振防止用
抵抗器を設けたことを特徴とする磁気軸受制御コイルの
発振防止装置。(1) In a magnetic bearing device in which a magnetic bearing control coil is energized by a current feedback power amplifier based on a detection signal from a position sensor that detects the radial position of a rotating shaft, oscillation prevention is applied in parallel to the control coil. An oscillation prevention device for a magnetic bearing control coil, characterized in that it is equipped with a resistor. （２）上記発振防止用抵抗器は、制御コイルの固定抵抗
針の抵抗値の約５０＠以上約２冊倍以下の抵抗値を有す
ることを特徴とする実用新案登録請求の範囲第１項記載
の磁気軸受制御コイルの発振防止装置。(2) The above-mentioned oscillation prevention resistor has a resistance value that is about 50 or more and about 2 times or less than the resistance value of the fixed resistance needle of the control coil, as described in claim 1 of the utility model registration claim. Oscillation prevention device for magnetic bearing control coil.
JP18662483U 1983-11-30 1983-11-30 Magnetic bearing control coil oscillation prevention device Granted JPS6093014U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18662483U JPS6093014U (en) 1983-11-30 1983-11-30 Magnetic bearing control coil oscillation prevention device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18662483U JPS6093014U (en) 1983-11-30 1983-11-30 Magnetic bearing control coil oscillation prevention device

Publications (2)

Publication Number Publication Date
JPS6093014U true JPS6093014U (en) 1985-06-25
JPS6311388Y2 JPS6311388Y2 (en) 1988-04-04

Family

ID=30403059

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18662483U Granted JPS6093014U (en) 1983-11-30 1983-11-30 Magnetic bearing control coil oscillation prevention device

Country Status (1)

Country Link
JP (1) JPS6093014U (en)

Also Published As

Publication number Publication date
JPS6311388Y2 (en) 1988-04-04

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