PT3548906T - Aparelho separador de forma de onda e método para detectar a corrente de fuga em sistemas de energia de corrente contínua de alta tensão - Google Patents

Aparelho separador de forma de onda e método para detectar a corrente de fuga em sistemas de energia de corrente contínua de alta tensão

Info

Publication number
PT3548906T
PT3548906T PT178767471T PT17876747T PT3548906T PT 3548906 T PT3548906 T PT 3548906T PT 178767471 T PT178767471 T PT 178767471T PT 17876747 T PT17876747 T PT 17876747T PT 3548906 T PT3548906 T PT 3548906T
Authority
PT
Portugal
Prior art keywords
high voltage
voltage direct
power systems
detecting leakage
separator apparatus
Prior art date
Application number
PT178767471T
Other languages
English (en)
Original Assignee
Quanta Associates Lp
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
Priority claimed from CA2950506A external-priority patent/CA2950506C/en
Application filed by Quanta Associates Lp filed Critical Quanta Associates Lp
Publication of PT3548906T publication Critical patent/PT3548906T/pt

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/36—Arrangements for transfer of electric power between ac networks via a high-tension dc link
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/0007—Frequency selective voltage or current level measuring
    • G01R19/0015—Frequency selective voltage or current level measuring separating AC and DC
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
    • G01R19/16528—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values using digital techniques or performing arithmetic operations
    • 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
    • G01R31/52—Testing for short-circuits, leakage current or ground faults
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/001—Methods to deal with contingencies, e.g. abnormalities, faults or failures
    • H02J3/0012—Contingency detection
    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
    • G08B21/02—Alarms for ensuring the safety of persons
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/60—Arrangements for transfer of electric power between AC networks or generators via a high voltage DC link [HVCD]

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Emergency Protection Circuit Devices (AREA)
PT178767471T 2016-12-02 2017-12-01 Aparelho separador de forma de onda e método para detectar a corrente de fuga em sistemas de energia de corrente contínua de alta tensão PT3548906T (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201662429459P 2016-12-02 2016-12-02
CA2950506A CA2950506C (en) 2016-12-02 2016-12-02 Waveform separator apparatus and method for detecting leakage current in high voltage direct current power systems

Publications (1)

Publication Number Publication Date
PT3548906T true PT3548906T (pt) 2022-09-05

Family

ID=69738683

Family Applications (1)

Application Number Title Priority Date Filing Date
PT178767471T PT3548906T (pt) 2016-12-02 2017-12-01 Aparelho separador de forma de onda e método para detectar a corrente de fuga em sistemas de energia de corrente contínua de alta tensão

Country Status (7)

Country Link
EP (1) EP3548906B1 (pt)
DK (1) DK3548906T3 (pt)
ES (1) ES2922598T3 (pt)
NZ (1) NZ755019A (pt)
PH (1) PH12019501190A1 (pt)
PT (1) PT3548906T (pt)
ZA (1) ZA201904332B (pt)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4833415A (en) * 1988-01-11 1989-05-23 Ali Nourai Apparatus and method for detecting current leakage through insulating structure
US5648723A (en) * 1994-05-09 1997-07-15 Adb-Alnaco, Inc. Method and apparatus for separating and analyzing composite AC/DC waveforms
US6421618B1 (en) * 1998-12-28 2002-07-16 General Electric Company Incipient leakage current fault detection apparatus and method
US9535105B2 (en) * 2013-12-12 2017-01-03 Electric Power Research Institute, Inc. Apparatus and method for measuring leakage currents on porcelain and glass insulator disc strings

Also Published As

Publication number Publication date
EP3548906B1 (en) 2022-06-01
PH12019501190A1 (en) 2020-03-02
DK3548906T3 (da) 2022-09-05
ZA201904332B (en) 2022-05-25
EP3548906A4 (en) 2020-05-13
ES2922598T3 (es) 2022-09-16
EP3548906A1 (en) 2019-10-09
NZ755019A (en) 2023-12-22

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