JPS61135277U - - Google Patents

Info

Publication number
JPS61135277U
JPS61135277U JP2008085U JP2008085U JPS61135277U JP S61135277 U JPS61135277 U JP S61135277U JP 2008085 U JP2008085 U JP 2008085U JP 2008085 U JP2008085 U JP 2008085U JP S61135277 U JPS61135277 U JP S61135277U
Authority
JP
Japan
Prior art keywords
corona discharge
antenna
power spectrum
signal processing
signal input
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
JP2008085U
Other languages
Japanese (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 JP2008085U priority Critical patent/JPS61135277U/ja
Publication of JPS61135277U publication Critical patent/JPS61135277U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Testing Relating To Insulation (AREA)

Description

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

第1図はこの考案の一実施例を示す構成図、第
2図は第1図の実施例を示すちようかん図、第3
図はこの考案の他の実施例を示す構成図である。
第4図は従来の装置の実施例を示すちようかん図
、第5図はコロナ放電波形、第6図はコロナ放電
によつて大地へ流れる電流の波形を示す図である
。 図中、はコロナ放電検出装置、7はアンテナ
、10は電力スペクトルラム解析部、11はメモ
リ、12はパターン認識部である。なお、図中同
一符号は同一又は相当部分を示す。
Fig. 1 is a block diagram showing one embodiment of this invention, Fig. 2 is a kitchen diagram showing the embodiment of Fig. 1, and Fig. 3
The figure is a block diagram showing another embodiment of this invention.
FIG. 4 is a diagram showing an example of a conventional device, FIG. 5 is a corona discharge waveform, and FIG. 6 is a diagram showing a waveform of a current flowing to the ground due to corona discharge. In the figure, 6 is a corona discharge detection device, 7 is an antenna, 10 is a power spectrum analysis section, 11 is a memory, and 12 is a pattern recognition section. Note that the same reference numerals in the figures indicate the same or equivalent parts.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] コロナ放電による電界の乱れを受信するアンテ
ナと、このアンテナから入力された信号を電力ス
ペクトラムに分解する信号処理部と、コロナ放電
々力スペクトラムの標準パターンを格納してある
メモリと、このメモリ内の標準パターンと前記信
号処理部から入力されたパターン信号を比較認識
する認識部とから成るコロナ放電検出装置。
An antenna that receives disturbances in the electric field due to corona discharge, a signal processing unit that decomposes the signal input from this antenna into a power spectrum, a memory that stores a standard pattern of the corona discharge power spectrum, and a A corona discharge detection device comprising a recognition section that compares and recognizes a standard pattern and a pattern signal input from the signal processing section.
JP2008085U 1985-02-13 1985-02-13 Pending JPS61135277U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2008085U JPS61135277U (en) 1985-02-13 1985-02-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2008085U JPS61135277U (en) 1985-02-13 1985-02-13

Publications (1)

Publication Number Publication Date
JPS61135277U true JPS61135277U (en) 1986-08-23

Family

ID=30510238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2008085U Pending JPS61135277U (en) 1985-02-13 1985-02-13

Country Status (1)

Country Link
JP (1) JPS61135277U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01234016A (en) * 1988-03-14 1989-09-19 Hitachi Ltd System for determining position of abnormality of gas insulated apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01234016A (en) * 1988-03-14 1989-09-19 Hitachi Ltd System for determining position of abnormality of gas insulated apparatus

Similar Documents

Publication Publication Date Title
JPS61135277U (en)
NO179480C (en) Electrode for iontophoresis, and method for making such an electrode
JPS5824870U (en) coin sorting device
JPH03123621U (en)
JPH02145786U (en)
JPH0265040U (en)
JPH0260888U (en)
JPH0339232U (en)
JPS6242075U (en)
JPS61103795U (en)
JPH01142244U (en)
JPS61172396U (en)
JPS63198222U (en)
JPS6253791U (en)
JPS63533U (en)
JPS6383941U (en)
JPH02117648U (en)
JPH02128417U (en)
JPH01124242U (en)
JPS63167247U (en)
JPS61131133U (en)
JPS6320227U (en)
JPS6237495U (en)
JPS6214386U (en)
JPS63109668U (en)