BR9708079A - Método e dispositivo para medição de garca espacial em cabos que usam um método eletroacústico pulsado - Google Patents

Método e dispositivo para medição de garca espacial em cabos que usam um método eletroacústico pulsado

Info

Publication number: BR9708079A
Authority: BR; Brazil
Prior art keywords: gauges; cables; measuring space; pulsed; pulsed electroacoustic
Prior art date: 1996-03-15

Application number

BR9708079A

Other languages

English (en)

Inventor

Kenneth Johansson

Christer Tornkvist

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.)

1996-03-15

Filing date

1997-03-13

Publication date

1999-07-27

1997-03-13 Application filed by Abb Research Ltd filed Critical Abb Research Ltd

1999-07-27 Publication of BR9708079A publication Critical patent/BR9708079A/pt

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
- G01R31/12—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
- G01R31/1209—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 using acoustic measurements
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/24—Arrangements for measuring quantities of charge

Landscapes

Physics & Mathematics (AREA)
Acoustics & Sound (AREA)
General Physics & Mathematics (AREA)
Testing Relating To Insulation (AREA)
Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)

BR9708079A 1996-03-15 1997-03-13 Método e dispositivo para medição de garca espacial em cabos que usam um método eletroacústico pulsado BR9708079A (pt)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
SE9600989A SE9600989D0 (sv)	1996-03-15	1996-03-15	Förfarande och anordning för rymdladdningsmätning i kablar med en pulsad elektroakustisk metod
PCT/SE1997/000435 WO1997034159A1 (en)	1996-03-15	1997-03-13	A method and a device for space-charge measurement in cables using a pulsed electroacoustic method

Publications (1)

Publication Number	Publication Date
BR9708079A true BR9708079A (pt)	1999-07-27

Family

ID=20401796

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
BR9708079A BR9708079A (pt)	1996-03-15	1997-03-13	Método e dispositivo para medição de garca espacial em cabos que usam um método eletroacústico pulsado

Country Status (10)

Country	Link
US (1)	US6236218B1 (pt)
EP (1)	EP1007985A1 (pt)
JP (1)	JP2000506611A (pt)
CN (1)	CN1218555A (pt)
AU (1)	AU711454B2 (pt)
BR (1)	BR9708079A (pt)
CA (1)	CA2248610C (pt)
NO (1)	NO984230L (pt)
SE (1)	SE9600989D0 (pt)
WO (1)	WO1997034159A1 (pt)

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US6452482B1 (en) *	1999-12-30	2002-09-17	Ambient Corporation	Inductive coupling of a data signal to a power transmission cable
US7154382B2 (en) *	1999-12-30	2006-12-26	Ambient Corporation	Arrangement of inductive couplers for data communication
US6662660B2 (en) *	2001-09-17	2003-12-16	Thyssen Elevator Capital Corp.	Apparatus for testing aramid fiber elevator cables
US6923065B2 (en) *	2001-09-17	2005-08-02	Thyssen Elevator Capital Corp.	Apparatus for testing aramid fiber elevator cables
KR100451254B1 (ko) *	2002-01-29	2004-10-20	엘지전선 주식회사	전력케이블의 부분방전 측정 시스템
CN100335908C (zh) *	2005-10-28	2007-09-05	清华大学	用于电声脉冲法空间电荷测量系统的高压电极装置
US8434367B2 (en) *	2010-10-18	2013-05-07	Eaton Corporation	Acoustic sensor system, acoustic signature simulator, and electrical distribution system
BR112013024503A2 (pt) *	2011-03-25	2017-08-08	Eandis	sistemas de medição de alta tensão
CN102759690A (zh) *	2012-06-25	2012-10-31	中国电力科学研究院	一种评判交流电缆绝缘老化程度的方法
CN103105542B (zh) *	2013-01-17	2015-01-14	清华大学	一种用于电声脉冲法空间电荷测量系统的高压电极装置
CN103105540B (zh) *	2013-01-28	2014-12-31	中国人民解放军理工大学	灵敏度系数可调同轴高压脉冲探头
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EP2816361B1 (en) *	2013-06-19	2016-05-18	3M Innovative Properties Company	Conductor assembly
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JP6230367B2 (ja) *	2013-10-17	2017-11-15	古河電気工業株式会社	空間電荷測定用の校正試料及びこれを用いた校正方法
CN103543339A (zh) *	2013-10-31	2014-01-29	国家电网公司	电介质样品交直流空间电荷测试数据分析方法及装置
CN103605008B (zh) *	2013-11-20	2016-05-04	上海电力学院	基于电声脉冲法的高压电缆空间电荷测量系统及方法
CN103558531B (zh) *	2013-11-20	2016-08-24	广东电网公司佛山供电局	基于pea空间电荷测量判断绝缘老化的方法
CN103574164B (zh) *	2013-11-26	2015-06-24	上海交通大学	电缆空间电荷测试系统用卡盘
CN104297575B (zh) *	2014-10-14	2017-01-18	中国南方电网有限责任公司电网技术研究中心	全尺寸高压直流电缆控温梯度下pea空间电荷测量系统及方法
CN104698297B (zh) *	2015-02-09	2018-05-04	南方电网科学研究院有限责任公司	一种大尺寸同轴电缆绝缘空间电荷测量的修正方法
CN104635129B (zh) *	2015-02-11	2019-02-05	华北电力大学	一种液体电介质空间电场快速测量装置及方法
DE102015009426A1 (de) *	2015-03-11	2016-09-15	Dehn + Söhne Gmbh + Co. Kg	Verfahren zur Zustandsbestimmung und Fehlerortung an installierten isolierten Ableitungen im äußeren Blitzschutz
CN104698299A (zh) *	2015-03-31	2015-06-10	重庆大学	一种基于声波脉冲法的空间电荷测量系统
GB2550368A (en) *	2016-05-17	2017-11-22	General Electric Technology Gmbh	Control of high-voltage, direct current systems
CN106054045A (zh) *	2016-08-16	2016-10-26	安徽众升电力科技有限公司	一种局部放电检测装置
CN107167672B (zh) *	2017-05-09	2019-06-11	西安交通大学	一种等效计算同轴电缆中电荷声波信号的方法
CN107515367B (zh) *	2017-09-12	2024-02-09	青岛科技大学	半导电体电荷发射测试方法及装置
KR102028287B1 (ko) *	2018-05-29	2019-10-02	엘에스전선 주식회사	공간전하 측정장치, 이를 포함하는 시스템 및 이의 이용방법
FR3087959B1 (fr) *	2018-10-25	2020-11-20	Nexans	Jonction de cable avec detecteur de charge d'espace integre
US11137422B2 (en) *	2018-12-03	2021-10-05	Rf Code, Inc.	System and method for monitoring voltage in a cable
CN109633292B (zh) *	2018-12-07	2020-12-08	南瑞集团有限公司	一种用于压力波法电缆空间电荷测试的电缆屏蔽处理方法
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CN112379184B (zh) *	2020-11-05	2022-10-11	天津大学	一种基于电声脉冲法测量线-板电极内空间电荷分布的算法
CN113740624B (zh) *	2021-07-26	2022-12-09	西安交通大学	一种嵌入式电缆用空间电荷检测装置及方法
CN115453301B (zh) *	2022-08-15	2024-10-29	山东大学	一种空间电荷测试用耦合电路及空间电荷测试系统
CN115856456B (zh) *	2023-02-27	2023-06-23	国网山东省电力公司广饶县供电公司	一种电缆电荷测试数据传输方法

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* Cited by examiner, † Cited by third party
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JPH0674999A (ja)	1992-08-26	1994-03-18	Fujikura Ltd	ケーブルの試験法
NL9201944A (nl) *	1992-11-05	1994-06-01	Kema Nv	Werkwijze voor het meten van partiële ontladingen in kabels.
JPH0720181A (ja)	1993-06-30	1995-01-24	Fujikura Ltd	空間電荷測定方法
US5608328A (en) *	1994-11-18	1997-03-04	Radar Engineers	Method and apparatus for pin-pointing faults in electric power lines
EP0740159A1 (en) *	1995-04-21	1996-10-30	N.V. Kema	Measuring system for partial discharges

1996
- 1996-03-15 SE SE9600989A patent/SE9600989D0/xx unknown
1997
- 1997-03-13 AU AU21851/97A patent/AU711454B2/en not_active Ceased
- 1997-03-13 EP EP97914705A patent/EP1007985A1/en not_active Withdrawn
- 1997-03-13 CA CA002248610A patent/CA2248610C/en not_active Expired - Fee Related
- 1997-03-13 BR BR9708079A patent/BR9708079A/pt not_active IP Right Cessation
- 1997-03-13 US US09/142,693 patent/US6236218B1/en not_active Expired - Fee Related
- 1997-03-13 JP JP9532525A patent/JP2000506611A/ja active Pending
- 1997-03-13 WO PCT/SE1997/000435 patent/WO1997034159A1/en not_active Ceased
- 1997-03-13 CN CN97194534.9A patent/CN1218555A/zh active Pending
1998
- 1998-09-14 NO NO984230A patent/NO984230L/no not_active Application Discontinuation

Also Published As

Publication number	Publication date
WO1997034159A1 (en)	1997-09-18
US6236218B1 (en)	2001-05-22
NO984230L (no)	1998-11-12
AU2185197A (en)	1997-10-01
CN1218555A (zh)	1999-06-02
EP1007985A1 (en)	2000-06-14
NO984230D0 (no)	1998-09-14
SE9600989D0 (sv)	1996-03-15
CA2248610C (en)	2002-04-02
AU711454B2 (en)	1999-10-14
JP2000506611A (ja)	2000-05-30
CA2248610A1 (en)	1997-09-18

Publication	Publication Date	Title
BR9708079A (pt)	1999-07-27	Método e dispositivo para medição de garca espacial em cabos que usam um método eletroacústico pulsado
BR9606646A (pt)	1997-09-30	Dispositivo para detecção de descargas elétricas em um objeto de teste
FI20030982L (fi)	2003-06-30	Menetelmä ja laite ajan määrittämiseksi sateliittipaikannusjärjestelmässä
FI960358A7 (fi)	1997-07-27	Kuulokeväline ja menetelmä kuulokevälineen asettamiseksi
NO970255D0 (no)	1997-01-21	Anordning og fremgangsmåte ved avfyringsstyring
FI973330L (fi)	1997-10-13	Paikanninmenetelmä ja -laite
HUP0003512A3 (en)	2003-05-28	Device and method for pipeline inspection
FI981050A7 (fi)	1999-11-13	Menetelmä ja laite telekommunikaatiojärjestelmässä
IT1283158B1 (it)	1998-04-07	Metodo e dispositivo di prova per avvitatori
BR9608705A (pt)	1999-07-06	Método e aparelho para retirar amostra
BR9602891A (pt)	1998-04-28	Dispositivo protetor adaptado para inserção em bloco de conexão
FI945828L (fi)	1995-06-14	Menettely ja laite kolikkojen tunnistamiseksi
EE03463B1 (et)	2001-06-15	Meetod ja seade klaviatuuri kodeerimiseks
BR9806037A (pt)	1999-08-24	M-todo e aparelho para um sensor de -ngulo de rota-Æo
PT737862E (pt)	2004-07-30	Metodo e aparelho para medir o indice de octano
FI973041L (fi)	1999-01-19	Laite ja menetelmä kuvan näyttämiseksi
DE59914895D1 (de)	2008-12-18	Messverfahren und -vorrichtung
DE69730263D1 (de)	2004-09-23	Fahrzeugwegmessverfahren und -vorrichtung
FI953671L (fi)	1997-02-02	Mittauslaite ja menetelmä kohteiden mittaamiseksi
FI971056A7 (fi)	1997-03-13	Analysointimenetelmä ja laite menetelmän toteuttamiseksi
FI972506A7 (fi)	1997-06-13	Menetelmä ja laite vaihtoehdon tai vaihtoehtojen valitsemiseksi tietok onejärjestelmässä
DE69509771D1 (de)	1999-06-24	Testvorrichtung und -verfahren
BR9601248A (pt)	1998-01-06	Dispositivo para o teste quanto à existência de impurezas em recipientes
BR9704101A (pt)	1999-01-19	Método e aparelho para detecção de interrupção de força para um instrumento eletrónico
BR9405212A (pt)	1996-12-17	uturais atuantes em suportes apoiados Dispositivo e método para medição de esforços estr

Legal Events

Date	Code	Title	Description
2002-05-14	FF	Decision: intention to grant
2002-09-03	FG9A	Patent or certificate of addition granted
2009-04-22	B24C	Patent annual fee: request for for restoration	Free format text: REFERENTE A 7A, 8A, 9A, 10A, 11A E 12A ANUIDADES.
2010-02-17	B21F	Lapse acc. art. 78, item iv - on non-payment of the annual fees in time	Free format text: REFERENTE AO DESPACHO PUBLICADO NA RPI 1998 DE 22/04/2009 E A 13A ANUIDADE.