BE1003306A3 - Appareil de controle pour la determination de la rigidite dielectrique de milieux isolants. - Google Patents

Appareil de controle pour la determination de la rigidite dielectrique de milieux isolants. Download PDF

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Publication number
BE1003306A3
BE1003306A3 BE8901246A BE8901246A BE1003306A3 BE 1003306 A3 BE1003306 A3 BE 1003306A3 BE 8901246 A BE8901246 A BE 8901246A BE 8901246 A BE8901246 A BE 8901246A BE 1003306 A3 BE1003306 A3 BE 1003306A3
Authority
BE
Belgium
Prior art keywords
piezoelectric element
determining
insulating
monitoring apparatus
insulation
Prior art date
Application number
BE8901246A
Other languages
English (en)
French (fr)
Inventor
Fritz Hollmann
Original Assignee
Driescher Spezialfab Fritz
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 Driescher Spezialfab Fritz filed Critical Driescher Spezialfab Fritz
Application granted granted Critical
Publication of BE1003306A3 publication Critical patent/BE1003306A3/fr

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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
    • G01R31/1227—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 of components, parts or materials
    • G01R31/1254—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 of components, parts or materials of gas-insulated power appliances or vacuum gaps

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Relating To Insulation (AREA)
  • Generation Of Surge Voltage And Current (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
BE8901246A 1988-11-25 1989-11-22 Appareil de controle pour la determination de la rigidite dielectrique de milieux isolants. BE1003306A3 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19883839790 DE3839790C2 (de) 1988-11-25 1988-11-25 Gerät zum Überwachen der Durchschlagsfestigkeit des Gases isoliergasgefüllter Schaltanlagen

Publications (1)

Publication Number Publication Date
BE1003306A3 true BE1003306A3 (fr) 1992-02-25

Family

ID=6367860

Family Applications (1)

Application Number Title Priority Date Filing Date
BE8901246A BE1003306A3 (fr) 1988-11-25 1989-11-22 Appareil de controle pour la determination de la rigidite dielectrique de milieux isolants.

Country Status (6)

Country Link
AT (1) AT399603B (de)
BE (1) BE1003306A3 (de)
DE (1) DE3839790C2 (de)
FR (1) FR2639716B1 (de)
NL (1) NL193674C (de)
SE (1) SE467896B (de)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2728990A1 (fr) * 1994-12-29 1996-07-05 In Hr Indicateur visuel autonome

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5485353A (en) * 1977-12-20 1979-07-06 Hitachi Ltd Enclosed electric apparatus
DE3318200A1 (de) * 1983-05-19 1984-11-22 Fritz Driescher KG Spezialfabrik für Elektrizitätswerksbedarf GmbH & Co, 5144 Wegberg Gasisolierte schaltanlage
FR2647222A1 (fr) * 1989-05-22 1990-11-23 Merlin Gerin Dispositif de controle pour un appareillage sous enveloppe metallique a isolement gazeux

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1698132B1 (de) * 1968-03-16 1971-06-09 Elmed Ges Fuer Elektro Physik Schaltungsanordnung fuer die pruefung der isolierung von rohrleitungen behaeltern tanks od dgl auf fehler
DE7903902U1 (de) * 1978-02-14 1979-07-05 Constructions Electriques R.V., Le Puy (Frankreich) Vorrichtung zur piezoelektrischen Erzeugung einer Spannung
DE8430251U1 (de) * 1984-10-15 1984-12-06 Christofidis, Theoktiste, Chadwell Heath, Essex Ionisierungsvorrichtung

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5485353A (en) * 1977-12-20 1979-07-06 Hitachi Ltd Enclosed electric apparatus
DE3318200A1 (de) * 1983-05-19 1984-11-22 Fritz Driescher KG Spezialfabrik für Elektrizitätswerksbedarf GmbH & Co, 5144 Wegberg Gasisolierte schaltanlage
FR2647222A1 (fr) * 1989-05-22 1990-11-23 Merlin Gerin Dispositif de controle pour un appareillage sous enveloppe metallique a isolement gazeux

Non-Patent Citations (2)

* Cited by examiner, † Cited by third party
Title
1986 ANNUAL REPORT CONFERENCE ON ELECTRICAL INSULATION AND DIELECTRIC PHENOMENA, Claymont, Delaware, 2-6 novembre 1986, pages 516-521, IEEE, New York, US; S. GRZYBOWSKI et al.: "Electrical breakdown strength of polypropylene film oil-immersed under combined AD-DC voltage" *
PATENT ABSTRACTS OF JAPAN, vol. 3, no. 107 (E-136), 8 septembre 1979; & JP-A-54 85 353 (HITACHI) 07-06-1979 *

Also Published As

Publication number Publication date
NL8902816A (nl) 1990-06-18
SE8903669L (sv) 1990-05-26
DE3839790C2 (de) 1995-06-08
SE8903669D0 (sv) 1989-11-02
FR2639716A1 (fr) 1990-06-01
FR2639716B1 (fr) 1992-11-06
AT399603B (de) 1995-06-26
ATA261289A (de) 1994-10-15
SE467896B (sv) 1992-09-28
DE3839790A1 (de) 1990-05-31
NL193674B (nl) 2000-02-01
NL193674C (nl) 2000-06-06

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: FRITZ DRIESCHER K.G. - SPEZIALFABRIK FUR ELEKTRIZ

Effective date: 20001130