JPS60156693U - Voltage compensation device for arc furnace control equipment - Google Patents

Voltage compensation device for arc furnace control equipment

Info

Publication number
JPS60156693U
JPS60156693U JP1984043357U JP4335784U JPS60156693U JP S60156693 U JPS60156693 U JP S60156693U JP 1984043357 U JP1984043357 U JP 1984043357U JP 4335784 U JP4335784 U JP 4335784U JP S60156693 U JPS60156693 U JP S60156693U
Authority
JP
Japan
Prior art keywords
signal
outputs
control equipment
compensation device
voltage compensation
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
Application number
JP1984043357U
Other languages
Japanese (ja)
Inventor
江畑　守
Original Assignee
株式会社東芝
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 株式会社東芝 filed Critical 株式会社東芝
Priority to JP1984043357U priority Critical patent/JPS60156693U/en
Publication of JPS60156693U publication Critical patent/JPS60156693U/en
Pending legal-status Critical Current

Links

Classifications

    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P10/00—Technologies related to metal processing
    • Y02P10/25—Process efficiency

Landscapes

  • Discharge Heating (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 the drawing]

第１図は従来の電圧補償回路の構成図、第２図は本考案
の一実施例を示す電圧補償回路の構成図である。 ３・・・・・・ダイヤルスイッチ、４・・曲電圧補償抵
抗器、６・・・・・・整流器、訃・・・・・増幅器、９
・・・・・・アナログスイッチ、１０・・・・・・エン
コーダ、１１・・・・・・差動増幅器。FIG. 1 is a block diagram of a conventional voltage compensation circuit, and FIG. 2 is a block diagram of a voltage compensation circuit showing an embodiment of the present invention. 3... Dial switch, 4... Curved voltage compensation resistor, 6... Rectifier, End... Amplifier, 9
...Analog switch, 10...Encoder, 11...Differential amplifier.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 補助変圧器を介して変成されたアーク電圧を整流する整
流器と、この整流器の直流出力電圧を増幅する増幅器と
、この増幅器に並列に接続された複数個の抵抗器と、こ
れらの各抵抗器に直列に接続されたアナログスイッチと
、炉用変圧器のタップ切換器に連動したダイヤルスイッ
チと、このダイヤルスイッチの出力信号を入力し、前記
アナログスイッチの選択作動信号を出力するエンコーダ
と、前記増幅器から入力された増幅信号及び予め設定さ
れた基準信号の差分を差信号として出力する差動増幅器
と、この差信号及び予め設定されたアーク電流の電流偏
差を出力する比較器とを具備してなるアーク炉制御装置
用の電圧補償装置。A rectifier that rectifies the arc voltage transformed through the auxiliary transformer, an amplifier that amplifies the DC output voltage of this rectifier, a plurality of resistors connected in parallel to this amplifier, and a an analog switch connected in series, a dial switch linked to a tap changer of a furnace transformer, an encoder that inputs an output signal of the dial switch and outputs a selection activation signal of the analog switch, and an encoder that outputs a selection activation signal of the analog switch; An arc comprising a differential amplifier that outputs the difference between an input amplified signal and a preset reference signal as a difference signal, and a comparator that outputs this difference signal and a current deviation of a preset arc current. Voltage compensation device for furnace control equipment.
JP1984043357U 1984-03-28 1984-03-28 Voltage compensation device for arc furnace control equipment Pending JPS60156693U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1984043357U JPS60156693U (en) 1984-03-28 1984-03-28 Voltage compensation device for arc furnace control equipment

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1984043357U JPS60156693U (en) 1984-03-28 1984-03-28 Voltage compensation device for arc furnace control equipment

Publications (1)

Publication Number Publication Date
JPS60156693U true JPS60156693U (en) 1985-10-18

Family

ID=30554950

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1984043357U Pending JPS60156693U (en) 1984-03-28 1984-03-28 Voltage compensation device for arc furnace control equipment

Country Status (1)

Country Link
JP (1) JPS60156693U (en)

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