JPS5021108B1 - - Google Patents

Info

Publication number
JPS5021108B1
JPS5021108B1 JP45084159A JP8415970A JPS5021108B1 JP S5021108 B1 JPS5021108 B1 JP S5021108B1 JP 45084159 A JP45084159 A JP 45084159A JP 8415970 A JP8415970 A JP 8415970A JP S5021108 B1 JPS5021108 B1 JP S5021108B1
Authority
JP
Japan
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
JP45084159A
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
Publication of JPS5021108B1 publication Critical patent/JPS5021108B1/ja
Pending 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
    • G01R31/08—Locating faults in cables, transmission lines, or networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B13/00—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle
    • H02B13/02—Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle with metal casing
    • H02B13/035—Gas-insulated switchgear
    • H02B13/065—Means for detecting or reacting to mechanical or electrical defects

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Testing Relating To Insulation (AREA)
  • Housings And Mounting Of Transformers (AREA)
  • Measurement Of Unknown Time Intervals (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)
JP45084159A 1969-09-30 1970-09-28 Pending JPS5021108B1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US86243169A 1969-09-30 1969-09-30

Publications (1)

Publication Number Publication Date
JPS5021108B1 true JPS5021108B1 (ja) 1975-07-19

Family

ID=25338470

Family Applications (1)

Application Number Title Priority Date Filing Date
JP45084159A Pending JPS5021108B1 (ja) 1969-09-30 1970-09-28

Country Status (2)

Country Link
US (1) US3612992A (ja)
JP (1) JPS5021108B1 (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170131606A (ko) 2015-03-31 2017-11-29 가부시키가이샤 고베 세이코쇼 가공성 및 충돌 특성이 우수한 인장 강도 980MPa 이상의 고강도 냉연 강판 및 그의 제조 방법

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3707673A (en) * 1971-03-29 1972-12-26 Westinghouse Electric Corp Corona discharge detecting apparatus including gatable amplifiers controlled by flip-flop means
US3728619A (en) * 1971-06-21 1973-04-17 Westinghouse Electric Corp Acoustical corona locator having rotatable and pivotable transducers
US4158168A (en) * 1977-12-06 1979-06-12 Westinghouse Electric Corp. Acoustic waveguides for sensing and locating corona discharges
US4158169A (en) * 1977-12-06 1979-06-12 Westinghouse Electric Corp. Corona testing apparatus including acoustic waveguides for transmitting acoustic emissions from electrical apparatus
US4231258A (en) * 1978-01-19 1980-11-04 Tokyo Shibaura Denki Kabushiki Kaisha Method and apparatus for detecting foreign matters in gas sealed electric apparatus
US5365177A (en) * 1993-03-10 1994-11-15 Honeywell Inc. Apparatus for measurement of high frequency corona discharges in electrical components
DE29518286U1 (de) * 1995-11-17 1996-01-18 Siemens AG, 80333 München Vorrichtung zur Ortung von Teilentladungen bei dynamoelektrischen Hochspannungsmaschinen und/oder Hochspannungsanlagen
US7764067B2 (en) * 2007-12-27 2010-07-27 Caterpillar Inc High voltage cable testing method
US9304159B2 (en) 2013-01-08 2016-04-05 Eaton Corporation Detection and location of electrical connections having a micro-interface abnormality in an electrical system
US9557365B2 (en) 2013-03-14 2017-01-31 Hubbell Incorporated Apparatuses, systems and methods for detecting corona

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1526337A (en) * 1919-11-11 1925-02-17 Western Electric Co Method and apparatus for measuring time intervals
US2535255A (en) * 1945-05-23 1950-12-26 Thomas G Barnes Electrical system for locating a sound source
US3505597A (en) * 1967-12-13 1970-04-07 Westinghouse Electric Corp Corona testing apparatus including an oscilloscope and mechanical to electrical transducers having signal isolating means therebetween

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170131606A (ko) 2015-03-31 2017-11-29 가부시키가이샤 고베 세이코쇼 가공성 및 충돌 특성이 우수한 인장 강도 980MPa 이상의 고강도 냉연 강판 및 그의 제조 방법

Also Published As

Publication number Publication date
US3612992A (en) 1971-10-12

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