KR102054529B1 - 다수의 전류 센서들을 사용하는 광전지 스트링 레벨에서의 홈 런 아크 검출 - Google Patents

다수의 전류 센서들을 사용하는 광전지 스트링 레벨에서의 홈 런 아크 검출 Download PDF

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KR102054529B1
KR102054529B1 KR1020140027916A KR20140027916A KR102054529B1 KR 102054529 B1 KR102054529 B1 KR 102054529B1 KR 1020140027916 A KR1020140027916 A KR 1020140027916A KR 20140027916 A KR20140027916 A KR 20140027916A KR 102054529 B1 KR102054529 B1 KR 102054529B1
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South Korea
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pulse
arcing
duration
ratio
power system
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Korean (ko)
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KR20140113387A (ko
Inventor
리 마틴
지안홍 강
크리스찬 브이 펠론
키이스 더블유 카와트
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센사타 테크놀로지스 매사추세츠, 인크.
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Priority claimed from US13/836,345 external-priority patent/US9502885B2/en
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    • 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
    • H02H3/44—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 the rate of change of electrical quantities
    • H02H3/445—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 the rate of change of electrical quantities of DC quantities
    • 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
    • H02H1/0015—Using arc detectors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02S—GENERATION OF ELECTRIC POWER BY CONVERSION OF INFRARED RADIATION, VISIBLE LIGHT OR ULTRAVIOLET LIGHT, e.g. USING PHOTOVOLTAIC [PV] MODULES
    • H02S50/00—Monitoring or testing of PV systems, e.g. load balancing or fault identification
    • H02S50/10—Testing of PV devices, e.g. of PV modules or single PV cells
    • 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
    • G01R31/12—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing
    • G01R31/1227—Testing dielectric strength or breakdown voltage ; Testing or monitoring effectiveness or level of insulation, e.g. of a cable or of an apparatus, for example using partial discharge measurements; Electrostatic testing of components, parts or materials
    • 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
    • H02H7/20—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 for electronic equipment
    • 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
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B10/00—Integration of renewable energy sources in buildings
    • Y02B10/10—Photovoltaic [PV]
    • 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
    • Y02E10/00—Energy generation through renewable energy sources
    • Y02E10/50—Photovoltaic [PV] energy

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  • Testing Relating To Insulation (AREA)
  • Inverter Devices (AREA)
  • Direct Current Feeding And Distribution (AREA)
  • Emergency Protection Circuit Devices (AREA)
  • Photovoltaic Devices (AREA)
KR1020140027916A 2013-03-15 2014-03-10 다수의 전류 센서들을 사용하는 광전지 스트링 레벨에서의 홈 런 아크 검출 Active KR102054529B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/836,345 2013-03-15
US13/836,345 US9502885B2 (en) 2012-11-16 2013-03-15 Home run arc detection at the photovoltaic string level using multiple current sensors

Publications (2)

Publication Number Publication Date
KR20140113387A KR20140113387A (ko) 2014-09-24
KR102054529B1 true KR102054529B1 (ko) 2019-12-10

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KR1020140027916A Active KR102054529B1 (ko) 2013-03-15 2014-03-10 다수의 전류 센서들을 사용하는 광전지 스트링 레벨에서의 홈 런 아크 검출

Country Status (4)

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EP (1) EP2779340B1 (enExample)
JP (1) JP6298663B2 (enExample)
KR (1) KR102054529B1 (enExample)
CN (1) CN104049183B (enExample)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105067945A (zh) * 2015-09-07 2015-11-18 苏州长风自动化科技有限公司 具有直流拉弧检测功能的智能检测单元和汇流箱
CN107300662B (zh) * 2017-08-14 2020-07-28 北京腾控科技有限公司 无外部供电的电弧报警器
CN107505544B (zh) * 2017-08-14 2020-11-03 北京腾控科技有限公司 基于微处理器的无外部供电电弧报警器
CN113852351B (zh) * 2021-10-08 2024-01-12 丰郅(上海)新能源科技有限公司 光伏组件故障点定位系统及方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110019444A1 (en) 2009-07-23 2011-01-27 Enphase Energy, Inc. Method and apparatus for detection and control of dc arc faults

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7068045B2 (en) * 2003-07-25 2006-06-27 Gaton Corporation Apparatus and method for real time determination of arc fault energy, location and type
CN1696723A (zh) * 2004-05-14 2005-11-16 人间电气技术株式会社 电弧故障检测设备
EP1638181B1 (en) * 2004-09-09 2012-08-15 Sensata Technologies Massachusetts, Inc. Apparatus and method for detecting arc faults
CN1976152A (zh) * 2005-12-01 2007-06-06 莱维顿制造有限公司 电弧故障检测器
JP2007047184A (ja) * 2006-10-02 2007-02-22 Hitachi Ltd 回転電機およびそのコイル印加電圧測定方法
US8179145B2 (en) * 2008-01-24 2012-05-15 Siemens Industry, Inc. Method and apparatus for testing AFCI device for series arc detection
US7898781B2 (en) * 2008-08-01 2011-03-01 Sensata Technologies Massachusetts, Inc. Arc fault detection apparatus employing a comparator with a continuously variable threshold
US8072716B2 (en) * 2008-10-24 2011-12-06 Hetko, Inc. AFCI device
JP5599982B2 (ja) * 2009-03-27 2014-10-01 一般財団法人関東電気保安協会 高圧受電設備の絶縁劣化診断装置
CN101673934B (zh) * 2009-10-15 2012-01-11 王聪 串联电弧故障断路器及其串联电弧故障保护的方法
US8218274B2 (en) * 2009-12-15 2012-07-10 Eaton Corporation Direct current arc fault circuit interrupter, direct current arc fault detector, noise blanking circuit for a direct current arc fault circuit interrupter, and method of detecting arc faults
JP2011237182A (ja) * 2010-05-06 2011-11-24 Fujikura Ltd 部分放電判別装置及び部分放電判別方法
CN102253293A (zh) * 2011-05-30 2011-11-23 南京航空航天大学 一种直流电弧故障检测方法及装置
DE102012104314B4 (de) * 2012-05-18 2014-04-10 Sma Solar Technology Ag Verfahren und Vorrichtung zum Lokalisieren und Löschen eines Lichtbogens
US9465909B2 (en) * 2012-11-16 2016-10-11 Sensata Technologies, Inc. Systems and methods of discriminating DC arcs and load switching noise

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110019444A1 (en) 2009-07-23 2011-01-27 Enphase Energy, Inc. Method and apparatus for detection and control of dc arc faults

Also Published As

Publication number Publication date
JP6298663B2 (ja) 2018-03-20
EP2779340A2 (en) 2014-09-17
JP2014182126A (ja) 2014-09-29
EP2779340B1 (en) 2018-11-07
CN104049183B (zh) 2019-03-15
CN104049183A (zh) 2014-09-17
KR20140113387A (ko) 2014-09-24
EP2779340A3 (en) 2014-10-29

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