NO972194L - Apparat for registrering av elektriske utladninger i et pröveobjekt - Google Patents

Apparat for registrering av elektriske utladninger i et pröveobjekt

Info

Publication number
NO972194L
NO972194L NO972194A NO972194A NO972194L NO 972194 L NO972194 L NO 972194L NO 972194 A NO972194 A NO 972194A NO 972194 A NO972194 A NO 972194A NO 972194 L NO972194 L NO 972194L
Authority
NO
Norway
Prior art keywords
sample object
electrical discharges
recording electrical
recording
discharges
Prior art date
Application number
NO972194A
Other languages
English (en)
Other versions
NO972194D0 (no
Inventor
Tord Bengtsson
Lars-Gunnar Dahlberg
Thomas Eriksson
Akbar Kheirmand
Mats Leijon
Henry Siberg
Dick Rudolfsson
Dag Winkler
Original Assignee
Abb Research 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 Abb Research Ltd filed Critical Abb Research Ltd
Publication of NO972194L publication Critical patent/NO972194L/no
Publication of NO972194D0 publication Critical patent/NO972194D0/no

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
    • G01R31/327—Testing of circuit interrupters, switches or circuit-breakers
    • G01R31/333—Testing of the switching capacity of high-voltage circuit-breakers ; Testing of breaking capacity or related variables, e.g. post arc current or transient recovery voltage
    • G01R31/3333—Apparatus, systems or circuits therefor
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R15/00—Details of measuring arrangements of the types provided for in groups G01R17/00 - G01R29/00, G01R33/00 - G01R33/26 or G01R35/00
    • G01R15/14—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks
    • G01R15/18—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers
    • G01R15/181—Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using inductive devices, e.g. transformers using coils without a magnetic core, e.g. Rogowski coils
    • 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
    • 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
    • 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
    • G01R31/1245—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 of line insulators or spacers, e.g. ceramic overhead line cap insulators; of insulators in HV bushings
    • 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
    • G01R31/58—Testing of lines, cables or conductors
    • G01R31/59—Testing of lines, cables or conductors while the cable continuously passes the testing apparatus, e.g. during manufacture

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Testing Relating To Insulation (AREA)
NO972194A 1995-09-14 1997-05-13 Apparat for registrering av elektriske utladninger i et pröveobjekt NO972194D0 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SE9503180A SE515388C2 (sv) 1995-09-14 1995-09-14 Anordning för avkänning av elektriska urladdningar i ett provobjekt
PCT/SE1996/001126 WO1997010515A1 (en) 1995-09-14 1996-09-10 A device for sensing of electric discharges in a test object

Publications (2)

Publication Number Publication Date
NO972194L true NO972194L (no) 1997-05-13
NO972194D0 NO972194D0 (no) 1997-05-13

Family

ID=20399479

Family Applications (1)

Application Number Title Priority Date Filing Date
NO972194A NO972194D0 (no) 1995-09-14 1997-05-13 Apparat for registrering av elektriske utladninger i et pröveobjekt

Country Status (17)

Country Link
US (1) US5933012A (no)
EP (1) EP0792465B1 (no)
JP (1) JPH10509244A (no)
CN (1) CN1078711C (no)
AU (1) AU701621B2 (no)
BR (1) BR9606646A (no)
CA (1) CA2203833C (no)
CZ (1) CZ144897A3 (no)
DE (1) DE69637968D1 (no)
EA (1) EA000068B1 (no)
HU (1) HUP9701896A3 (no)
NO (1) NO972194D0 (no)
NZ (2) NZ329451A (no)
PE (1) PE50298A1 (no)
PL (1) PL181679B1 (no)
SE (1) SE515388C2 (no)
WO (1) WO1997010515A1 (no)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE508160C2 (sv) 1997-03-10 1998-09-07 Abb Research Ltd Anordning för avkänning av elektriska urladdningar i ett provobjekt med två elektriska anslutningsledare
NL1005721C2 (nl) * 1997-04-03 1998-10-07 Kema Nv Werkwijze en inrichting voor het detecteren van partiële ontladingen.
US6420879B2 (en) * 1998-02-02 2002-07-16 Massachusetts Institute Of Technology System and method for measurement of partial discharge signals in high voltage apparatus
US6313640B1 (en) * 1998-02-03 2001-11-06 Abb Power T & D Company, Inc. System and method for diagnosing and measuring partial discharge
US6809523B1 (en) * 1998-10-16 2004-10-26 The Detroit Edison Company On-line detection of partial discharge in electrical power systems
FR2786274B1 (fr) * 1998-11-25 2000-12-29 Alstom Technology Procede et dispositif de detection d'un arc interne dans une liaison electrique sous enveloppe metallique
US6417671B1 (en) * 2000-11-07 2002-07-09 General Electric Company Arc fault circuit breaker apparatus and related methods
US6433557B1 (en) * 2000-12-21 2002-08-13 Eaton Corporation Electrical system with capacitance tap and sensor for on-line monitoring the state of high-voltage insulation and remote monitoring device
US6504382B2 (en) * 2000-12-21 2003-01-07 Eaton Corporation Electrical system with a stress shield system for partial discharge on-line monitoring of the state of high-voltage insulation
US6489782B1 (en) * 2000-12-21 2002-12-03 Eaton Corporation Electrical system with a stand-off insulator-sensor for on-line partial discharge monitoring of the state of high-voltage insulation
GB0409549D0 (en) * 2004-04-29 2004-06-02 Lem Heme Ltd Current measurement apparatus
EP1624311A1 (en) * 2004-08-06 2006-02-08 Passoni & Villa Fabbrica Isolatori e Condensatori S.p.A. Combined current and voltage measurement transformer of the capacitor bushing type
TWI404316B (zh) * 2006-05-24 2013-08-01 Intersil Inc 具有改良的電流感測之直流至直流轉換器及相關之方法
SE530525C2 (sv) * 2006-09-29 2008-07-01 Wavetech Sweden Ab Förfarande och anordning för övervakning av ett system
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
FR2924530B1 (fr) * 2007-12-03 2009-12-25 Areva T & D Sa Dispositif de detection et de localisation de decharges electriques dans un equipement electrique a isolation par fluide
ITRM20080304A1 (it) * 2008-06-11 2009-12-12 Univ Palermo Dispositivo portatile per la rilevazione di scariche parziali
US8008925B2 (en) * 2008-07-16 2011-08-30 Siemens Energy, Inc. Electrical partial discharge pulse marker discrimination
US8098072B2 (en) * 2008-09-24 2012-01-17 Siemens Energy, Inc. Partial discharge coupler for application on high voltage generator bus works
CN101738591B (zh) * 2008-11-13 2013-12-04 国网电力科学研究院 现场cvt一体化校验系统
ITBO20080084U1 (it) * 2008-11-18 2010-05-19 Lorenzo Peretto Sistema costruttivo per sensore di corrente e/o di tensione elettrica
EP2204660B1 (de) * 2008-12-30 2018-06-27 Omicron electronics GmbH Vorrichtung und verfahren zum bestimmen von teilentladungen an einer elektrischen komponente
EP2396641A4 (en) * 2009-01-06 2016-10-26 Wavetrue Inc SYSTEMS AND METHOD FOR DETECTING ANOMALIES IN EXTENDED ELEMENTS BY ELECTROMAGNETIC RETRACTION
IT1392776B1 (it) 2009-02-17 2012-03-23 Techimp Technologies S A Ora Techimp Technologies S R L Sensore e procedimento di rilevazione di un impulso elettrico causato da una scarica parziale
US9207192B1 (en) 2009-03-19 2015-12-08 Wavetrue, Inc. Monitoring dielectric fill in a cased pipeline
DE102009023713B4 (de) * 2009-06-03 2014-06-05 Maschinenfabrik Reinhausen Gmbh Vorrichtung zur Prüfung von Geräten der Hochspannungstechnik
GB0913571D0 (en) * 2009-08-04 2009-09-16 Ea Tech Ltd Current detector
US20110043190A1 (en) * 2009-08-20 2011-02-24 Farr Lawrence B Rogowski coil, medium voltage electrical apparatus including the same, and method of providing electrostatic shielding for a rogowski coil
KR101040591B1 (ko) * 2009-11-16 2011-06-10 한국전기연구원 변압기 진단용 접속 유닛
CN101799488B (zh) * 2010-02-23 2011-12-21 清华大学 一种标定电压的产生装置和方法
JP2011215067A (ja) * 2010-04-01 2011-10-27 Hitachi Ltd 絶縁診断方法、絶縁診断システムおよび回転電機
CN101900780B (zh) * 2010-04-20 2012-06-27 浙江科技学院 一种开关柜在柜式母线局放实时检测系统
EP2395364A1 (en) * 2010-06-14 2011-12-14 Alstom Technology Ltd Method for detecting the partial discharges generated in an electric system and electric system with a device for detecting the partial discharges generated therein
EP2649302B1 (en) * 2010-12-09 2018-05-30 Seabased AB An electric device and a method for a wave power plant
GB201116088D0 (en) * 2011-09-16 2011-11-02 High Voltage Partial Discharge Ltd Method and apparatus for measuring partial discharge
US9634479B2 (en) 2012-11-16 2017-04-25 Sensata Technologies, Inc. Noise propagation immunity of a multi-string arc fault detection device
CZ304363B6 (cs) * 2013-02-07 2014-03-26 České vysoké učení technické v Praze - Fakulta elektrotechnická Zařízení pro automatické testování výkonových kondenzátorů
EP2863236B1 (de) * 2013-10-18 2019-12-04 ABB Schweiz AG Prüfsystem für Hochspannungskomponenten
EP2887082B1 (en) * 2013-12-23 2019-09-18 Sensata Technologies, Inc. Improved noise propagation immunity of a multi-string arc fault detection device
JP2015175613A (ja) * 2014-03-13 2015-10-05 日立金属株式会社 電線の評価方法及び電線の評価装置
KR101529818B1 (ko) * 2014-03-17 2015-06-29 엘에스산전 주식회사 배전반 상태 감시를 위한 진단 시스템
BR112016026330B1 (pt) * 2014-05-16 2022-01-04 Prysmian S.P.A. Dispositivo de detecção de descarga parcial, e, método para adquirir sinais de descarga parcial
CN105334480B (zh) * 2014-08-11 2018-09-18 国家电网公司 四阵元的传感器阵列空间位置的确定方法和装置
GB2531325A (en) * 2014-10-16 2016-04-20 Repl Internat Ltd Medium-Voltage cable joint
US9753080B2 (en) * 2014-12-09 2017-09-05 Rosemount Inc. Partial discharge detection system
US9733296B2 (en) * 2015-11-19 2017-08-15 Continental Automotive Systems, Inc. Multi-phase turn-on blanking time with VBATT-based fault threshold voltage
US11146053B2 (en) * 2016-01-29 2021-10-12 Power Hv Inc. Bushing for a transformer
WO2017176731A1 (en) * 2016-04-04 2017-10-12 Cooper Technologies Company Integrated voltage sensor
CN109073704A (zh) 2017-03-02 2018-12-21 罗斯蒙特公司 用于局部放电的趋势函数
CN107179482B (zh) * 2017-07-10 2019-05-28 华北电力大学（保定） 基于电流特征量的特高压直流输电线路故障识别方法
US11067639B2 (en) 2017-11-03 2021-07-20 Rosemount Inc. Trending functions for predicting the health of electric power assets
US10794736B2 (en) 2018-03-15 2020-10-06 Rosemount Inc. Elimination of floating potential when mounting wireless sensors to insulated conductors
US11181570B2 (en) 2018-06-15 2021-11-23 Rosemount Inc. Partial discharge synthesizer
US10833531B2 (en) 2018-10-02 2020-11-10 Rosemount Inc. Electric power generation or distribution asset monitoring
CN110082651B (zh) * 2019-04-15 2021-11-19 青岛艾普智能仪器有限公司 一种电机定子搭线测试装置及测试方法
US11313895B2 (en) 2019-09-24 2022-04-26 Rosemount Inc. Antenna connectivity with shielded twisted pair cable
CN114062856A (zh) * 2020-08-05 2022-02-18 北京兴迪仪器有限责任公司 一种局部放电工频同步传感器装置
CN112698118B (zh) * 2020-11-03 2024-06-04 国网辽宁省电力有限公司电力科学研究院 三相同轴高温超导电缆通流试验系统及暂、稳态试验方法
CN114354698B (zh) * 2021-12-03 2022-07-26 西南交通大学 一种适用于高寒环境下变压器套管水分含量的评估方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1560518A (no) * 1968-01-24 1969-03-21
JPS54135331A (en) * 1978-04-11 1979-10-20 Mitsubishi Electric Corp Ground fault detector
US4385271A (en) * 1981-03-20 1983-05-24 Moshe Kurtz Fault monitoring by detecting a polarity difference
US4446420A (en) * 1982-01-28 1984-05-01 Hydro Quebec Method and device for detecting and locating fault and/or partial discharges in a gas-insulated electrical equipment
US4540939A (en) * 1982-04-16 1985-09-10 Lucas Industries Public Limited Company Apparatus for monitoring current levels in an a.c. transmission line
FR2590992B1 (fr) * 1985-12-04 1988-03-04 Enertec Procede et dispositif de discrimination d'un conducteur en defaut dans une ligne multiple
GB2222688B (en) * 1988-09-09 1992-12-23 Gen Electric Co Plc Equipment for and methods of locating the position of a fault on a power transmission line
US5586043A (en) * 1994-12-05 1996-12-17 General Electric Company Method and apparatus for monitoring differentials between signals

Also Published As

Publication number Publication date
CA2203833C (en) 2000-12-19
CA2203833A1 (en) 1997-03-20
AU701621B2 (en) 1999-02-04
US5933012A (en) 1999-08-03
HUP9701896A3 (en) 2000-03-28
EA199700062A1 (ru) 1997-12-30
NZ329451A (en) 1999-05-28
EP0792465B1 (en) 2009-07-15
NZ318112A (en) 1998-02-26
PL181679B1 (pl) 2001-08-31
BR9606646A (pt) 1997-09-30
EA000068B1 (ru) 1998-06-25
CZ144897A3 (en) 1997-08-13
EP0792465A1 (en) 1997-09-03
MX9703265A (es) 1998-05-31
WO1997010515A1 (en) 1997-03-20
PE50298A1 (es) 1998-09-08
PL320140A1 (en) 1997-09-15
CN1078711C (zh) 2002-01-30
JPH10509244A (ja) 1998-09-08
HUP9701896A2 (hu) 1998-03-02
CN1165560A (zh) 1997-11-19
DE69637968D1 (de) 2009-08-27
SE9503180D0 (sv) 1995-09-14
NO972194D0 (no) 1997-05-13
SE515388C2 (sv) 2001-07-23
AU6943296A (en) 1997-04-01
SE9503180L (sv) 1997-03-15

Similar Documents

Publication Publication Date Title
NO972194L (no) Apparat for registrering av elektriske utladninger i et pröveobjekt
DE69610254D1 (de) Apparat zum Spielen
SG55211A1 (en) Testing apparatus
EP0718622A3 (en) Method and device for measuring chemiluminescence
EP0864089A4 (en) OPTICAL APPARATUS FOR IMMUNOLOGICAL ASSAY
NO963663L (no) Fremgangsmåte og anordning for måling av resistivitet
EP0743513A3 (en) Spectrometry and optical measurement method and apparatus
EP0751382A3 (en) Method and device for measuring spectra
GB2254948B (en) Apparatus and method for testing coins
EP0753735A3 (en) Apparatus for testing a specimen
NO965040L (no) Apparat for måling av resistiviteten i formasjoner
NO974611D0 (no) Apparat for bruk i et brönnhull
DE69722302D1 (de) Apparat zum Unterscheiden von Münzen
DE69722301D1 (de) Apparat zum Unterscheiden von Münzen
EP0725270A4 (en) OPTICAL MEASUREMENT METHOD AND APPARATUS THEREOF
EP0726471A3 (en) Electro-optical voltage measuring device
GB2307296B (en) Light measuring apparatus
NO962794L (no) Apparat for elektrofisking
DE69624889D1 (de) Apparat zum Scheibenätzen
FI954381A0 (fi) Menetelmä ja laitteisto fissioituvan materiaalin iMenetelmä ja laitteisto fissioituvan materiaalin ilmaisemiseksi ja tunnistamiseksi lmaisemiseksi ja tunnistamiseksi
GB9605902D0 (en) Inspection apparatus
GB2298492B (en) Method and apparatus for testing
EP0726470A3 (en) Electro-optical device for measuring voltage
GB9209686D0 (en) Method and apparatus for testing coins
GB9523494D0 (en) Biomass measurement apparatus and method