BR112018015505A2 - aparelho, rede de distribuição de energia multifásica e método para determinar uma fase associada a uma falha ao terra - Google Patents

aparelho, rede de distribuição de energia multifásica e método para determinar uma fase associada a uma falha ao terra

Info

Publication number
BR112018015505A2
BR112018015505A2 BR112018015505A BR112018015505A BR112018015505A2 BR 112018015505 A2 BR112018015505 A2 BR 112018015505A2 BR 112018015505 A BR112018015505 A BR 112018015505A BR 112018015505 A BR112018015505 A BR 112018015505A BR 112018015505 A2 BR112018015505 A2 BR 112018015505A2
Authority
BR
Brazil
Prior art keywords
phase
determining
distribution network
power distribution
ground fault
Prior art date
Application number
BR112018015505A
Other languages
English (en)
Inventor
Ha Hengxu
Ma Yongyue
Wang Zheng
Original Assignee
General Electric Technology Gmbh
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 General Electric Technology Gmbh filed Critical General Electric Technology Gmbh
Publication of BR112018015505A2 publication Critical patent/BR112018015505A2/pt

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
    • G01R31/50—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
    • 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
    • G01R19/02—Measuring effective values, i.e. root-mean-square values
    • 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
    • G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
    • G01R31/086—Locating faults in cables, transmission lines, or networks according to type of conductors in power transmission or distribution networks, i.e. with interconnected conductors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0007—Details of emergency protective circuit arrangements concerning the detecting means
    • 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
    • H02H3/16—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 fault current to earth, frame or mass
    • H02H3/162—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 fault current to earth, frame or mass for ac systems
    • H02H3/165—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 fault current to earth, frame or mass for ac systems for three-phase systems
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • H02H7/28—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured for meshed systems
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H1/00—Details of emergency protective circuit arrangements
    • H02H1/0092—Details of emergency protective circuit arrangements concerning the data processing means, e.g. expert systems, neural networks
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
    • H02H7/26—Sectionalised protection of cable or line systems, e.g. for disconnecting a section on which a short-circuit, earth fault, or arc discharge has occured
    • 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
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/50—Systems or methods supporting the power network operation or management, involving a certain degree of interaction with the load-side end user applications
    • Y04S10/52—Outage or fault management, e.g. fault detection or location

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)
  • Locating Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)

Abstract

um aparelho (100) para determinar uma fase associada com uma falha ao terra em uma rede de distribuição de energia multifásica, o aparelho configurado para, com base na determinação de uma falha de pico, determinar qual de uma pluralidade de valores rms de correntes de falha fase a fase é o mínimo, o valor rms mínimo indicativo de uma fase particular da rede de distribuição de energia multifásica associada à falha ao terra.
BR112018015505A 2016-02-19 2017-02-14 aparelho, rede de distribuição de energia multifásica e método para determinar uma fase associada a uma falha ao terra BR112018015505A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP16275030.1A EP3208904B1 (en) 2016-02-19 2016-02-19 Apparatus for determination of a ground fault and associated method
PCT/EP2017/053322 WO2017140691A1 (en) 2016-02-19 2017-02-14 Apparatus for determination of a ground fault and associated method

Publications (1)

Publication Number Publication Date
BR112018015505A2 true BR112018015505A2 (pt) 2018-12-18

Family

ID=55405282

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018015505A BR112018015505A2 (pt) 2016-02-19 2017-02-14 aparelho, rede de distribuição de energia multifásica e método para determinar uma fase associada a uma falha ao terra

Country Status (8)

Country Link
US (1) US10739412B2 (pt)
EP (1) EP3208904B1 (pt)
JP (1) JP2019507344A (pt)
CN (1) CN109417284B (pt)
BR (1) BR112018015505A2 (pt)
CA (1) CA3014132C (pt)
MX (1) MX2018009996A (pt)
WO (1) WO2017140691A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019176327A (ja) * 2018-03-28 2019-10-10 ファナック株式会社 電子装置
US11175349B2 (en) * 2018-06-12 2021-11-16 Eaton Intelligent Power Limited Electrical system
CN113281618B (zh) * 2021-06-30 2022-08-19 广东电网有限责任公司 一种低压配电线路故障定位方法及装置
CN117725981B (zh) * 2024-02-08 2024-04-30 昆明学院 一种基于最佳时间窗口机制的配电网故障预测方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100345351C (zh) * 2005-01-20 2007-10-24 长沙理工大学 小电流接地系统接地故障选线与保护方法
CN101387682A (zh) * 2008-10-27 2009-03-18 清华大学 基于剩余电流谐波分量的单相接地故障检测方法
CN101858948B (zh) * 2009-04-10 2015-01-28 阿海珐输配电英国有限公司 用于在三相中压配电系统中进行暂态和间歇性接地故障检测和方向确定的方法和系统
CN103809070B (zh) * 2012-11-15 2017-11-17 施耐德电器工业公司 基于三相电流变化进行的方向接地故障检测方法和装置

Also Published As

Publication number Publication date
EP3208904B1 (en) 2019-01-23
CA3014132A1 (en) 2017-08-24
CA3014132C (en) 2024-03-26
EP3208904A1 (en) 2017-08-23
JP2019507344A (ja) 2019-03-14
US10739412B2 (en) 2020-08-11
CN109417284A (zh) 2019-03-01
WO2017140691A1 (en) 2017-08-24
CN109417284B (zh) 2020-05-01
US20190146021A1 (en) 2019-05-16
MX2018009996A (es) 2018-11-09

Similar Documents

Publication Publication Date Title
BR112018015505A2 (pt) aparelho, rede de distribuição de energia multifásica e método para determinar uma fase associada a uma falha ao terra
BR112017023196A2 (pt) aparelho e método para determinar uma distância de localização
BR112018073639A2 (pt) sistema e método para localizar uma falha de terra em uma malha elétrica de múltiplas fases, programa de computador, e, meio legível por processador.
AR099663A2 (es) Dispositivos para detección de magnitudes eléctricas de una red de tensión alterna trifásica y para alimentar energía eléctrica a la red eléctrica de tensión alterna, instalación de energía eólica para convertir energía eólica en energía eléctrica y alimentar la red de tensión alterna, y procedimiento para alimentar energía eléctrica a la red eléctrica de tensión alterna
MX2018009092A (es) Oscilaciones en redes de energia electrica.
DK3259821T3 (da) Strømgenererings- og distributionssystem til offshore boreenheder
DK3116086T3 (da) Drift af en vindmølle, der er forbundet med et forsyningsnet både via en HVDC-strømforbindelse og via et centralt vekselstrømskabel med en netværksbrostyreenhed, der udfører en effekt- og spændingsstyring
BR112018014628A2 (pt) sistema de linha de energia trifásica de compensação em série, detector de localização de falha de linha e método para determinar uma localização de falha em um sistema de linha
AR105437A1 (es) Procedimiento y dispositivo para detectar una tensión eléctrica en una red de distribución
DK3245702T3 (da) Fremgangsmåde til drift af en elektrisk forbruger eller generator i et deltagernet samt en switchmatrix
CL2016001816A1 (es) Generador síncrono en una instalación de energía eólica sin engranajes
BR112017024345A2 (pt) esquema de proteção de distância
HUE038513T2 (hu) Eljárás és készülék földzárlat irány meghatározására háromfázisú váltakozó áramú villamos hálózatban
BR112017008104A2 (pt) método para operar uma estação de carregamento elétrica, rede elétrica, estação de carregamento, instalação de energia eólica, e, parque eólico.
DK3516362T3 (da) Vibrationsgenerator til belastningstest af et rotorblad, system, prøvestand og arrangement med en sådan vibrationsgenerator såvel som driftsmetode
BR112017005627A2 (pt) processo para gerar uma corrente elétrica alternada, e, dispositivo de alimentação.
CO2019010863A2 (es) Métodos y sistemas para controlar el funcionamiento de motores eléctricos
BR112016021548A2 (pt) sistema e método para realizar diagnósticos em transfomadores
FR3042075B1 (fr) Determination d'une pollution harmonique sur un reseau de distribution d'energie electrique
UA118853C2 (uk) Пристрій і спосіб керування стабільністю локальної електромережі за допомогою регульованого трансформатора
BR112016008548A2 (pt) Prevenção de congestionamento em redes de neurônios com formação de pico
EP3750222A4 (en) SELECTION, DISCARD AND RECIRCULATION OF GENERATORS FOR THE STABILITY OF AN ELECTRIC GRID
MX2020009969A (es) Sistema y metodo para realizar diagnosticos de transformador.
BR112018016470A2 (pt) método de suprimir desvios de frequência em uma rede elétrica e sistema
BR112018015516A2 (pt) método e aparelho para localizar uma falta em um esquema de transmissão de energia e esquema de transmissão de energia

Legal Events

Date Code Title Description
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 3A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: REFERENTE AO DESPACHO 8.6 PUBLICADO NA RPI 2555 DE 24/12/2019.

B350 Update of information on the portal [chapter 15.35 patent gazette]