JPS61168411U - - Google Patents

Info

Publication number
JPS61168411U
JPS61168411U JP4880185U JP4880185U JPS61168411U JP S61168411 U JPS61168411 U JP S61168411U JP 4880185 U JP4880185 U JP 4880185U JP 4880185 U JP4880185 U JP 4880185U JP S61168411 U JPS61168411 U JP S61168411U
Authority
JP
Japan
Prior art keywords
power factor
zero cross
triax
output
signal generation
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
JP4880185U
Other languages
English (en)
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 filed Critical
Priority to JP4880185U priority Critical patent/JPS61168411U/ja
Publication of JPS61168411U publication Critical patent/JPS61168411U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Electrical Variables (AREA)
  • Electronic Switches (AREA)

Description

【図面の簡単な説明】
図は本考案の一実施例を示すもので、第1図は
全体ブロツク図、第2図は要部回路図である。 1……力率検出器、2……計器用変流器、3a
,3b……フオトカプラ、4a,4b……ゼロク
ロス信号発生回路、5a,5b……フオトカプラ
、6a,6b……トリガ回路、7a,7b……ト
ライアツク、8……進相コンデンサ、A……力率
継電器、B……付加回路、C……電力系統、D…
…開閉器。

Claims (1)

  1. 【実用新案登録請求の範囲】 電力系統の力率を検出して投入信号および遮断
    信号を出力する力率検出回路と、力率検出回路出
    力により制御された進相コンデンサを電力系統に
    接続または遮断する開閉器とを備えた進相コンデ
    ンサ開閉装置において、 上記開閉器をトライアツクで構成すると共に、
    トライアツクの両端子間の電圧のゼロクロス点を
    検出するゼロクロス信号発生回路を設け、上記力
    率検出回路出力をゼロツクス信号発生回路に入力
    し、ゼロクロス信号発生回路出力によりトリガ回
    路を介してトライアツクを制御せしめて成る力率
    継電器。
JP4880185U 1985-04-02 1985-04-02 Pending JPS61168411U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4880185U JPS61168411U (ja) 1985-04-02 1985-04-02

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4880185U JPS61168411U (ja) 1985-04-02 1985-04-02

Publications (1)

Publication Number Publication Date
JPS61168411U true JPS61168411U (ja) 1986-10-18

Family

ID=30565399

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4880185U Pending JPS61168411U (ja) 1985-04-02 1985-04-02

Country Status (1)

Country Link
JP (1) JPS61168411U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05268798A (ja) * 1992-03-17 1993-10-15 Hitachi Ltd 発電設備
US9081406B2 (en) 2012-07-09 2015-07-14 Mitsubishi Electric Corporation Static var compensator including series circuits of three phases that are delta-connected to three-phase AC buses

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5622538A (en) * 1979-08-01 1981-03-03 Shinwa Giken Kk Power factor automatic control device

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5622538A (en) * 1979-08-01 1981-03-03 Shinwa Giken Kk Power factor automatic control device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05268798A (ja) * 1992-03-17 1993-10-15 Hitachi Ltd 発電設備
US9081406B2 (en) 2012-07-09 2015-07-14 Mitsubishi Electric Corporation Static var compensator including series circuits of three phases that are delta-connected to three-phase AC buses

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