AU8402191A - Process for finding the short-circuit impedance of an electric power supply system to be monitored - Google Patents

Process for finding the short-circuit impedance of an electric power supply system to be monitored

Info

Publication number
AU8402191A
AU8402191A AU84021/91A AU8402191A AU8402191A AU 8402191 A AU8402191 A AU 8402191A AU 84021/91 A AU84021/91 A AU 84021/91A AU 8402191 A AU8402191 A AU 8402191A AU 8402191 A AU8402191 A AU 8402191A
Authority
AU
Australia
Prior art keywords
finding
monitored
short
power supply
electric power
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.)
Abandoned
Application number
AU84021/91A
Inventor
Klaus Bohme
Dieter Filbert
Thomas Reck
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.)
Siemens AG
Original Assignee
Siemens 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 Siemens AG filed Critical Siemens AG
Publication of AU8402191A publication Critical patent/AU8402191A/en
Abandoned legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/40—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to ratio of voltage and current
    • 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
    • G01R27/08—Measuring resistance by measuring both voltage and current
    • 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
    • G01R27/16—Measuring impedance of element or network through which a current is passing from another source, e.g. cable, power line

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)
  • Supply And Distribution Of Alternating Current (AREA)
AU84021/91A 1990-09-11 1991-08-28 Process for finding the short-circuit impedance of an electric power supply system to be monitored Abandoned AU8402191A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4029141A DE4029141A1 (en) 1990-09-11 1990-09-11 METHOD FOR DETERMINING THE SHORT-CIRCUIT IMPEDANCE OF AN ELECTRICAL POWER SUPPLY SYSTEM TO BE MONITORED
DE4029141 1990-09-11

Publications (1)

Publication Number Publication Date
AU8402191A true AU8402191A (en) 1992-03-30

Family

ID=6414215

Family Applications (1)

Application Number Title Priority Date Filing Date
AU84021/91A Abandoned AU8402191A (en) 1990-09-11 1991-08-28 Process for finding the short-circuit impedance of an electric power supply system to be monitored

Country Status (5)

Country Link
EP (1) EP0548129B1 (en)
AU (1) AU8402191A (en)
CA (1) CA2091345A1 (en)
DE (2) DE4029141A1 (en)
WO (1) WO1992004635A1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19633526C2 (en) * 1996-08-09 2001-02-22 Siemens Ag Method for generating an arc flag error flag signal
DE19633527C2 (en) * 1996-08-09 2001-02-08 Siemens Ag Method for generating an arc flag error flag signal
FR2757699B1 (en) * 1996-12-23 1999-01-29 Schneider Electric Sa ELECTRONIC TRIGGER COMPRISING, IN SERIES, FINITE AND INFINITE IMPULSE RESPONSE FILTERS
WO2001090767A1 (en) * 2000-05-20 2001-11-29 Ellenberger & Poensgen Gmbh Method and device for detecting accidental arcs
CN103424627B (en) * 2013-08-21 2016-03-23 国家电网公司 The method of double-end measurement parallel grid line zero-sequence impedance
CN105548865B (en) * 2016-01-19 2018-07-06 歌尔股份有限公司 A kind of camera module electrifying timing sequence testing device and test method
CN113097965B (en) * 2021-03-24 2024-06-25 上海康达电力安装工程有限公司 Parameter sharing method, system, terminal and storage medium for relay protection setting

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4812995A (en) * 1987-05-19 1989-03-14 Girgis Adly A Adaptive Kalman Filtering in fault classification

Also Published As

Publication number Publication date
EP0548129B1 (en) 1994-06-15
WO1992004635A1 (en) 1992-03-19
DE4029141A1 (en) 1992-03-12
CA2091345A1 (en) 1992-03-12
EP0548129A1 (en) 1993-06-30
DE59101952D1 (en) 1994-07-21

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