JPS57132069A - Noise eliminating device for measurement of partial discharge - Google Patents

Noise eliminating device for measurement of partial discharge

Info

Publication number
JPS57132069A
JPS57132069A JP1698981A JP1698981A JPS57132069A JP S57132069 A JPS57132069 A JP S57132069A JP 1698981 A JP1698981 A JP 1698981A JP 1698981 A JP1698981 A JP 1698981A JP S57132069 A JPS57132069 A JP S57132069A
Authority
JP
Japan
Prior art keywords
signal
partial discharge
noise
discharge test
test 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.)
Granted
Application number
JP1698981A
Other languages
English (en)
Other versions
JPH0156709B2 (ja
Inventor
Hideki Takahashi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP1698981A priority Critical patent/JPS57132069A/ja
Publication of JPS57132069A publication Critical patent/JPS57132069A/ja
Publication of JPH0156709B2 publication Critical patent/JPH0156709B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Relating To Insulation (AREA)
JP1698981A 1981-02-09 1981-02-09 Noise eliminating device for measurement of partial discharge Granted JPS57132069A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1698981A JPS57132069A (en) 1981-02-09 1981-02-09 Noise eliminating device for measurement of partial discharge

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1698981A JPS57132069A (en) 1981-02-09 1981-02-09 Noise eliminating device for measurement of partial discharge

Publications (2)

Publication Number Publication Date
JPS57132069A true JPS57132069A (en) 1982-08-16
JPH0156709B2 JPH0156709B2 (ja) 1989-12-01

Family

ID=11931433

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1698981A Granted JPS57132069A (en) 1981-02-09 1981-02-09 Noise eliminating device for measurement of partial discharge

Country Status (1)

Country Link
JP (1) JPS57132069A (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101087504B1 (ko) 2010-10-05 2011-11-29 (주) 제노맥스 다이오드 소자의 ａｃ 전원성 노이즈 측정 장치 및 방법

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104345252A (zh) * 2013-08-05 2015-02-11 青岛菲特电器科技有限公司 可控电抗器感应耐压试验电源装置
CN104375062A (zh) * 2013-08-13 2015-02-25 青岛菲特电器科技有限公司 一种可控电抗器感应耐压试验电源装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101087504B1 (ko) 2010-10-05 2011-11-29 (주) 제노맥스 다이오드 소자의 ａｃ 전원성 노이즈 측정 장치 및 방법

Also Published As

Publication number Publication date
JPH0156709B2 (ja) 1989-12-01

Similar Documents

Publication Publication Date Title
ATE295629T1 (de) Differentieller berührungssensor und steuerungsschaltung dafür
ES8304318A1 (es) "dispositivo convertidor de medicion carente de nucleo magnetico, para la medicion exenta de potencial de una corriente de medicion".
GB1460084A (en) Open lead testing system for eeg
EP0216941A4 (en) DEVICE FOR ANALYZING THE TRANSMISSION / REFLECTION CHARACTERISTICS OF TWO CHANNELS.
SE9400593L (sv) Signalmottagande och signalbehandlande krets
JPS57132069A (en) Noise eliminating device for measurement of partial discharge
SE9603379D0 (sv) Anordning för att detektera när en mätsond kommer i kontakt med en vätskeyta
GB1198637A (en) Continuous Monitoring of Corona on Power Cables.
MY113354A (en) Signal-receiving and signal-processing unit
SU1218350A1 (ru) Устройство дл проверки измерительного тракта частотного датчика
JPH0712940Y2 (ja) Ｉｃ試験装置
JPS5765100A (en) Operation check system for speaker
JPS57169681A (en) Detecting circuit for inversion intervals of signal
SU1161885A1 (ru) Устройство дл измерени параметров тока
JPS57116262A (en) Amplifier type potential transformer
JPS57204459A (en) Connected monitoring circuit
JPS56123160A (en) Trunk line channel fault monitoring system
SU1109626A1 (ru) Устройство электромагнитного контрол электропровод щих материалов и изделий
SU1197139A1 (ru) Устройство определени сопротивлени изол ции линии
KR900004563B1 (ko) 전자콘덴서 마이크로폰의 출력단자 자동판별 및 연결장치
JPS55138949A (en) Open line detection circuit
ATE24803T1 (de) Integrierte verstaerkerschaltung.
SU1430909A1 (ru) Устройство дл измерени сопротивлени контактной пары
RU2012935C1 (ru) Устройство для определения полярности выводов электролитических конденсаторов
JPS56103369A (en) Observing device of acute wave current waveform