IT1132935B - Procedimento per la misura della capacita' specifica di un cavo e dispositivo per la realizzazione di questo procedimento - Google Patents

Procedimento per la misura della capacita' specifica di un cavo e dispositivo per la realizzazione di questo procedimento

Info

Publication number
IT1132935B
IT1132935B IT25220/80A IT2522080A IT1132935B IT 1132935 B IT1132935 B IT 1132935B IT 25220/80 A IT25220/80 A IT 25220/80A IT 2522080 A IT2522080 A IT 2522080A IT 1132935 B IT1132935 B IT 1132935B
Authority
IT
Italy
Prior art keywords
procedure
cable
implementation
measuring
specific capacity
Prior art date
Application number
IT25220/80A
Other languages
English (en)
Other versions
IT8025220A0 (it
Inventor
Stefan Zgorski
Original Assignee
Zumbach Electronic Ag
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 Zumbach Electronic Ag filed Critical Zumbach Electronic Ag
Publication of IT8025220A0 publication Critical patent/IT8025220A0/it
Application granted granted Critical
Publication of IT1132935B publication Critical patent/IT1132935B/it

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
    • G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
    • G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
    • G01R27/2605—Measuring capacitance
    • 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
    • G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
    • G01R31/58—Testing of lines, cables or conductors

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
IT25220/80A 1979-10-15 1980-10-09 Procedimento per la misura della capacita' specifica di un cavo e dispositivo per la realizzazione di questo procedimento IT1132935B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH926079A CH641278A5 (de) 1979-10-15 1979-10-15 Vorrichtung zur messung der kapazitaet eines kabels.

Publications (2)

Publication Number Publication Date
IT8025220A0 IT8025220A0 (it) 1980-10-09
IT1132935B true IT1132935B (it) 1986-07-09

Family

ID=4350052

Family Applications (1)

Application Number Title Priority Date Filing Date
IT25220/80A IT1132935B (it) 1979-10-15 1980-10-09 Procedimento per la misura della capacita' specifica di un cavo e dispositivo per la realizzazione di questo procedimento

Country Status (10)

Country Link
US (1) US4424480A (it)
JP (1) JPS5663273A (it)
AU (1) AU538499B2 (it)
BE (1) BE885573A (it)
CA (1) CA1157097A (it)
CH (1) CH641278A5 (it)
DE (1) DE3019034C2 (it)
FR (1) FR2472758A1 (it)
GB (1) GB2060907B (it)
IT (1) IT1132935B (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3600034A1 (de) * 1986-01-03 1987-07-09 Franke Lutz Dr Ing Verfahren zur ermittlung mechanischer fehlstellen an bauelementen aus faserverbundmaterial, anwendung des verfahrens und messvorrichtung und bewehrungsstab zur durchfuehrung des verfahrens
GB8620658D0 (en) * 1986-08-26 1986-10-01 Era Patents Ltd Testing electrical equipment
US4841236A (en) * 1988-03-22 1989-06-20 Canadian Patents And Development Limited-Societe Canadienne Des Brevets Et D'exploitation Limitee Current ratio device
DE4412122C2 (de) † 1994-04-08 1996-11-28 Sikora Industrieelektronik Vorrichtung zur Messung der Lage eines Leiterstrangs eines Kabels im Kabelmantel
DE19809890C1 (de) 1998-03-07 1999-11-11 Sikora Industrieelektronik Vorrichtung zur Messung der Kapazität von elektrischen Adern
US11604218B2 (en) 2018-09-10 2023-03-14 3M Innovative Properties Company Electrical power cable monitoring device including partial discharge sensor
CN112840516B (zh) * 2018-09-10 2023-03-31 3M创新有限公司 用于电缆和电缆附件状况监测装置的支撑结构
CN112840219A (zh) 2018-09-10 2021-05-25 3M创新有限公司 使用低侧电极和接地分隔的电力电缆监测装置
US20230020865A1 (en) 2019-12-31 2023-01-19 3M Innovative Properties Company Local partial discharge monitoring

Also Published As

Publication number Publication date
AU538499B2 (en) 1984-08-16
JPS5663273A (en) 1981-05-29
CH641278A5 (de) 1984-02-15
AU6320380A (en) 1981-04-30
FR2472758A1 (fr) 1981-07-03
BE885573A (fr) 1981-02-02
GB2060907A (en) 1981-05-07
JPH027432B2 (it) 1990-02-19
FR2472758B1 (it) 1983-11-18
GB2060907B (en) 1983-03-30
US4424480A (en) 1984-01-03
DE3019034C2 (de) 1988-03-03
DE3019034A1 (de) 1981-04-30
IT8025220A0 (it) 1980-10-09
CA1157097A (en) 1983-11-15

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Legal Events

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TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19961029