AU7738291A - Apparatus for detecting high impedance fault - Google Patents

Apparatus for detecting high impedance fault

Info

Publication number
AU7738291A
AU7738291A AU77382/91A AU7738291A AU7738291A AU 7738291 A AU7738291 A AU 7738291A AU 77382/91 A AU77382/91 A AU 77382/91A AU 7738291 A AU7738291 A AU 7738291A AU 7738291 A AU7738291 A AU 7738291A
Authority
AU
Australia
Prior art keywords
high impedance
detecting high
impedance fault
fault
detecting
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
AU77382/91A
Other versions
AU643792B2 (en
Inventor
Myeong-Ho Yoo
Man-Chul Yoon
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.)
Korea Electric Power Corp
Korea Midland Power Co Ltd
Korea South East Power Co Ltd
Korea Southern Power Co Ltd
Korea Western Power Co Ltd
Original Assignee
Korea Electric Power Corp
Korea Midland Power Co Ltd
Korea South East Power Co Ltd
Korea Southern Power Co Ltd
Korea Western Power Co 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 Korea Electric Power Corp, Korea Midland Power Co Ltd, Korea South East Power Co Ltd, Korea Southern Power Co Ltd, Korea Western Power Co Ltd filed Critical Korea Electric Power Corp
Publication of AU7738291A publication Critical patent/AU7738291A/en
Application granted granted Critical
Publication of AU643792B2 publication Critical patent/AU643792B2/en
Assigned to Korea Southern Power Co. Ltd, Korea Western Power Co. Ltd, KOREA ELECTRIC POWER CORPORATION, Korea Midland Power Co. Ltd, Korea South-East Power Co. Ltd reassignment Korea Southern Power Co. Ltd Alteration of Name(s) in Register under S187 Assignors: KOREA ELECTRIC POWER CORPORATION
Anticipated expiration legal-status Critical
Ceased 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
AU77382/91A 1991-04-18 1991-05-29 Apparatus for detecting high impedance fault Ceased AU643792B2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1019910006229A KR940010663B1 (en) 1991-04-18 1991-04-18 High resistance grounding fault detecting apparatus and the method
KR9106229 1991-04-18

Publications (2)

Publication Number Publication Date
AU7738291A true AU7738291A (en) 1992-11-05
AU643792B2 AU643792B2 (en) 1993-11-25

Family

ID=19313424

Family Applications (1)

Application Number Title Priority Date Filing Date
AU77382/91A Ceased AU643792B2 (en) 1991-04-18 1991-05-29 Apparatus for detecting high impedance fault

Country Status (3)

Country Link
JP (1) JP2584150B2 (en)
KR (1) KR940010663B1 (en)
AU (1) AU643792B2 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100305921B1 (en) * 1999-09-09 2001-11-07 윤문수 Test equipment for making of ground and short in a distribution system
US7085659B2 (en) * 2004-10-15 2006-08-01 Abb Technology Ag Dynamic energy threshold calculation for high impedance fault detection
KR100672042B1 (en) * 2005-07-20 2007-01-19 창명제어기술 (주) Method for detecting the signal to judge ground fault of acb control unit and system for performing the same
KR100829174B1 (en) * 2006-11-06 2008-05-13 한전케이디엔 주식회사 Detecting Method of Fault Indication in Distributing Line
KR100915633B1 (en) * 2008-06-12 2009-09-04 이현창 The apparatus and method to locate the insulation degraded component by analyzing the change ratio of radio frequency noise signal while ground patrolling

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2553943B1 (en) * 1983-10-24 1986-04-11 Merlin Gerin RESIDUAL DIFFERENTIAL DEVICE PROVIDED WITH A DEVICE FOR MONITORING THE ELECTRONIC POWER SOURCE
FR2578090B1 (en) * 1985-02-25 1989-12-01 Merlin Gerin CIRCUIT BREAKER WITH DIGITAL STATIC TRIGGER WITH REVERSE TIME TRIGGERING FUNCTION
US4751606A (en) * 1987-02-20 1988-06-14 Westinghouse Electric Corp. Circuit interrupter apparatus with a battery backup and reset circuit

Also Published As

Publication number Publication date
AU643792B2 (en) 1993-11-25
JPH06343224A (en) 1994-12-13
JP2584150B2 (en) 1997-02-19
KR920020220A (en) 1992-11-20
KR940010663B1 (en) 1994-10-24

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Legal Events

Date Code Title Description
PC Assignment registered

Owner name: KOREA ELECTRIC POWER CORPORATION, KOREA WESTERN PO

Free format text: FORMER OWNER WAS: KOREA ELECTRIC POWER CORPORATION