JPS63126877U - - Google Patents

Info

Publication number
JPS63126877U
JPS63126877U JP1721687U JP1721687U JPS63126877U JP S63126877 U JPS63126877 U JP S63126877U JP 1721687 U JP1721687 U JP 1721687U JP 1721687 U JP1721687 U JP 1721687U JP S63126877 U JPS63126877 U JP S63126877U
Authority
JP
Japan
Prior art keywords
partial discharge
pulses
measuring
arithmetic processing
circuit
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
JP1721687U
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 JP1721687U priority Critical patent/JPS63126877U/ja
Publication of JPS63126877U publication Critical patent/JPS63126877U/ja
Pending legal-status Critical Current

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  • Testing Relating To Insulation (AREA)

Description

【図面の簡単な説明】
第１図は部分放電位相特性を利用した絶縁計測
装置の原理説明図、第２図は従来の回路例図、第
３図は本考案の一実施具体例図、第４図はその動
作説明用の波形図である。 １…機器、１ａ…接地線、２…検出器、３…増
幅／波器、４…ピーク／位相検出回路、５…演
算回路、６…本考案の周期性ノイズ除去回路、７
…メモリ、８，９…アドレスカウンタ、１０…ア
ツプダウンカウンタ、１１…ウインドマスクレジ
スタ、１３…コントローラ。

Claims (1)

    【実用新案登録請求の範囲】
  1. 部分放電位相特性を利用した絶縁劣化計測装置
    において、部分放電パルスを含むアナログ信号の
    検出回路と、その演算処理回路間と発生位相角内
    におけるパルス数の計測装置と、その計測値が所
    定値以上になつたとき信号を送出して前記演算処
    理回路への信号を阻止する装置とを備えた周期性
    ノイズ除去回路を設けたことを特徴とする部分放
    電位相特性を利用した絶縁劣化計測装置。
JP1721687U 1987-02-10 1987-02-10 Pending JPS63126877U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1721687U JPS63126877U (ja) 1987-02-10 1987-02-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1721687U JPS63126877U (ja) 1987-02-10 1987-02-10

Publications (1)

Publication Number Publication Date
JPS63126877U true JPS63126877U (ja) 1988-08-18

Family

ID=30809770

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1721687U Pending JPS63126877U (ja) 1987-02-10 1987-02-10

Country Status (1)

Country Link
JP (1) JPS63126877U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08166421A (ja) * 1994-12-12 1996-06-25 Hitachi Cable Ltd 部分放電測定方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60203867A (ja) * 1984-03-29 1985-10-15 Central Res Inst Of Electric Power Ind 絶縁診断におけるノイズ除去方法

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60203867A (ja) * 1984-03-29 1985-10-15 Central Res Inst Of Electric Power Ind 絶縁診断におけるノイズ除去方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08166421A (ja) * 1994-12-12 1996-06-25 Hitachi Cable Ltd 部分放電測定方法

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