JPS62199817U - - Google Patents

Info

Publication number
JPS62199817U
JPS62199817U JP8739786U JP8739786U JPS62199817U JP S62199817 U JPS62199817 U JP S62199817U JP 8739786 U JP8739786 U JP 8739786U JP 8739786 U JP8739786 U JP 8739786U JP S62199817 U JPS62199817 U JP S62199817U
Authority
JP
Japan
Prior art keywords
power supply
operational amplifier
uninterruptible power
voltage
controlled oscillator
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
JP8739786U
Other languages
English (en)
Other versions
JPH0546089Y2 (ja
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 JP8739786U priority Critical patent/JPH0546089Y2/ja
Publication of JPS62199817U publication Critical patent/JPS62199817U/ja
Application granted granted Critical
Publication of JPH0546089Y2 publication Critical patent/JPH0546089Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Supply And Distribution Of Alternating Current (AREA)
  • Control Of Voltage And Current In General (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Stand-By Power Supply Arrangements (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る無停電電源装置の制御回
路の一実施例を示すブロツク図、第2図は同実施
例におけるLPFの回路図、第3図は従来例を示
すブロツク図、第4図及び第5図はそれぞれ従来
のLPFの回路構成を示す回路図である。 1……位相検出器、2……LPF(同期制御用
アンプ)、2A……演算増幅器、2B……抵抗、
2C及び2D……コンデンサ、2E……抵抗、2
F……抵抗、2G〜2I……スイツチ、3……周
波数設定器、5……VCO。

Claims (1)

    【実用新案登録請求の範囲】
  1. CVCF装置の出力周波数をPLL回路の電圧
    制御発振器で制御し、非同期運転時と同期運転時
    に、電圧制御発振器の入力を周波数設定器側と位
    相検出器側に切換えるように構成した無停電電源
    装置において、PLL回路のローパスフイルタを
    演算増幅器で構成し、そのローパスフイルタに同
    期、非同期切換用のスイツチを設け、非同期時に
    演算増幅器を直流増幅用増幅器として動作するよ
    うにして演算増幅器の出力が電圧制御発振器の中
    心周波数に対応した電圧となるようにしたことを
    特徴とする無停電電源装置の制御回路。
JP8739786U 1986-06-09 1986-06-09 Expired - Lifetime JPH0546089Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8739786U JPH0546089Y2 (ja) 1986-06-09 1986-06-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8739786U JPH0546089Y2 (ja) 1986-06-09 1986-06-09

Publications (2)

Publication Number Publication Date
JPS62199817U true JPS62199817U (ja) 1987-12-19
JPH0546089Y2 JPH0546089Y2 (ja) 1993-12-01

Family

ID=30944568

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8739786U Expired - Lifetime JPH0546089Y2 (ja) 1986-06-09 1986-06-09

Country Status (1)

Country Link
JP (1) JPH0546089Y2 (ja)

Also Published As

Publication number Publication date
JPH0546089Y2 (ja) 1993-12-01

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