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FR2770295B1 - Capteur de densite pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique avec une fiabilite amelioree - Google Patents

Capteur de densite pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique avec une fiabilite amelioree

Info

Publication number
FR2770295B1
FR2770295B1 FR9713300A FR9713300A FR2770295B1 FR 2770295 B1 FR2770295 B1 FR 2770295B1 FR 9713300 A FR9713300 A FR 9713300A FR 9713300 A FR9713300 A FR 9713300A FR 2770295 B1 FR2770295 B1 FR 2770295B1
Authority
FR
France
Prior art keywords
electrical equipment
density sensor
improved reliability
leakage rate
equipment housing
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
FR9713300A
Other languages
English (en)
Other versions
FR2770295A1 (fr
Inventor
Jean Marmonier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Grid Solutions SAS
Original Assignee
GEC Alsthom T&D SA
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 GEC Alsthom T&D SA filed Critical GEC Alsthom T&D SA
Priority to FR9713300A priority Critical patent/FR2770295B1/fr
Priority to CA002250338A priority patent/CA2250338A1/fr
Priority to US09/176,958 priority patent/US6125692A/en
Priority to AT98402638T priority patent/ATE274233T1/de
Priority to DE69825699T priority patent/DE69825699T2/de
Priority to EP98402638A priority patent/EP0911845B1/fr
Priority to IDP981400A priority patent/ID21141A/id
Priority to CNB981245617A priority patent/CN1174230C/zh
Publication of FR2770295A1 publication Critical patent/FR2770295A1/fr
Application granted granted Critical
Publication of FR2770295B1 publication Critical patent/FR2770295B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
    • H01H33/00—High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
    • H01H33/02—Details
    • H01H33/53—Cases; Reservoirs, tanks, piping or valves, for arc-extinguishing fluid; Accessories therefor, e.g. safety arrangements, pressure relief devices
    • H01H33/56—Gas reservoirs
    • H01H33/563—Gas reservoirs comprising means for monitoring the density of the insulating gas

Landscapes

  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Testing Or Calibration Of Command Recording Devices (AREA)
  • Measuring Fluid Pressure (AREA)
  • Gas-Insulated Switchgears (AREA)
  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
  • Burglar Alarm Systems (AREA)
FR9713300A 1997-10-23 1997-10-23 Capteur de densite pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique avec une fiabilite amelioree Expired - Fee Related FR2770295B1 (fr)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR9713300A FR2770295B1 (fr) 1997-10-23 1997-10-23 Capteur de densite pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique avec une fiabilite amelioree
US09/176,958 US6125692A (en) 1997-10-23 1998-10-22 Density sensor for monitoring the rate of leakage from a switchgear case with improved reliability
CA002250338A CA2250338A1 (fr) 1997-10-23 1998-10-22 Capteur de densite pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique avec une fiabilite amelioree
DE69825699T DE69825699T2 (de) 1997-10-23 1998-10-23 Dichtesensor zum Überwachen einer Leckrate einer Hülle einer elektrischen Appartur, mit verbesserter Zuverlässigkeit
AT98402638T ATE274233T1 (de) 1997-10-23 1998-10-23 Dichtesensor zur überwachung von leckraten in die verkapselung eines elektrischen geräts, mit verbesserter zuverlässigkeit
EP98402638A EP0911845B1 (fr) 1997-10-23 1998-10-23 Capteur de densité pour surveiller un taux de fuite d'une enveloppe d'appareillage électrique avec une fiabilité améliorée
IDP981400A ID21141A (id) 1997-10-23 1998-10-23 Suatu sensor kerapatan untuk memantau laju kebocoran dari suatu rumah perkakas sakelar listrik dengan kehandalan yang lebih baik
CNB981245617A CN1174230C (zh) 1997-10-23 1998-10-23 用于监视开关柜之泄漏率且具有高可靠性的密度传感器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9713300A FR2770295B1 (fr) 1997-10-23 1997-10-23 Capteur de densite pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique avec une fiabilite amelioree

Publications (2)

Publication Number Publication Date
FR2770295A1 FR2770295A1 (fr) 1999-04-30
FR2770295B1 true FR2770295B1 (fr) 1999-11-26

Family

ID=9512565

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9713300A Expired - Fee Related FR2770295B1 (fr) 1997-10-23 1997-10-23 Capteur de densite pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique avec une fiabilite amelioree

Country Status (8)

Country Link
US (1) US6125692A (fr)
EP (1) EP0911845B1 (fr)
CN (1) CN1174230C (fr)
AT (1) ATE274233T1 (fr)
CA (1) CA2250338A1 (fr)
DE (1) DE69825699T2 (fr)
FR (1) FR2770295B1 (fr)
ID (1) ID21141A (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2787571B1 (fr) * 1998-12-18 2001-01-12 Alstom Methode de mesure de la densite d'un gaz dielectrique dans une ligne blindee enterree
DE10119637A1 (de) * 2001-04-20 2002-11-21 Rittal Gmbh & Co Kg Schaltschrank-Überwachungssystem
US7669428B2 (en) * 2005-04-14 2010-03-02 Georgia Tech Research Corporation Vortex tube refrigeration systems and methods
FR2906653B1 (fr) * 2006-09-28 2008-12-19 Areva T & D Sa Dispositif de controle du fonctionnement d'un densimetre pour appareil electrique moyenne et haute tension et procede de controle du fonctionnement d'un densimetre
WO2011134566A2 (fr) * 2010-04-30 2011-11-03 Maschinenfabrik Reinhausen Gmbh Procédé de surveillance de gaz isolants
CN101876619B (zh) * 2010-06-23 2012-07-04 中国科学院遥感应用研究所 粮食密度测量方法及装置
DE102010055249B4 (de) * 2010-12-10 2014-04-03 Trafag Ag Dichtewächter
RU2013144196A (ru) 2011-03-02 2015-04-10 Франклин Фьюэлинг Системз, Инк. Система отслеживания плотности газа
US9212966B2 (en) * 2011-08-05 2015-12-15 Solon Manufacturing Company Network manageable advanced gas sensor apparatus and method
WO2013126397A1 (fr) 2012-02-20 2013-08-29 Franklin Fueling Systems, Inc. Système de surveillance d'humidité
DE102013020388A1 (de) * 2012-12-13 2014-06-18 Tesat-Spacecom Gmbh & Co. Kg Verfahren zur Dichteprüfung eines Gehäuses
DE102013115007B4 (de) 2013-12-31 2016-07-14 Trafag Ag Dichtewächter mit Getriebeelement und Verfahren zur Überwachung einer Gasdichte
DE102013115009B4 (de) 2013-12-31 2020-02-06 Trafag Ag Dichtewächter mit getrennten Gehäuseteilen und Montage-Verfahren
CN104215409B (zh) * 2014-09-10 2017-03-08 国家电网公司 一种监测变压器套管密封状况的方法
DE102016123588B4 (de) 2016-07-20 2025-02-20 Trafag Ag Überwachungsvorrichtung und Überwachungsverfahren für Schaltanlagen mit einer Ventileinrichtung sowie Verwendung der Ventilvorrichtung
CA3140012A1 (fr) * 2020-11-20 2022-05-20 Technologies Mindcore Inc. Systeme de coupe-circuit a gaz et methode connexe
CN114587137B (zh) * 2020-12-07 2023-07-04 佛山市顺德区美的电热电器制造有限公司 除味设备、烹饪设备、烹饪设备的控制方法和存储介质
EP4084037B1 (fr) * 2021-04-30 2025-09-17 Hitachi Energy Ltd Système de surveillance de gaz et procédé respectif

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3077527A (en) * 1961-06-21 1963-02-12 S & C Electric Co Circuit interrupter
US3934454A (en) * 1974-12-04 1976-01-27 Allis-Chalmers Corporation Gas conditioner and analyzer
DE2607158A1 (de) * 1976-02-21 1977-08-25 Licentia Gmbh Dichteueberwachungseinrichtung
DE2714384C3 (de) * 1977-03-29 1981-11-26 SIEMENS AG AAAAA, 1000 Berlin und 8000 München Überwachungseinrichtung für den Druck eines Gases
US4206630A (en) * 1979-03-12 1980-06-10 Econics Corporation Sample chamber for gas analyzer
US4872345A (en) * 1988-03-30 1989-10-10 Shell Oil Company Measuring wall erosion
JPH0667113B2 (ja) * 1990-01-26 1994-08-24 日新電機株式会社 ガス絶縁式電気設備のガス漏れ監視装置
DE4218926A1 (de) * 1992-06-10 1993-12-16 Asea Brown Boveri Vorrichtung zur Messung einer Gasdichte
US5388451A (en) * 1993-07-30 1995-02-14 Consolidated Electronics Inc. High voltage transmission switching apparatus with gas monitoring device
JPH07129870A (ja) * 1993-10-28 1995-05-19 Toshiba Corp ガス絶縁開閉装置のガス漏れ検出装置
US5502435A (en) * 1994-04-06 1996-03-26 Ralston; Douglas E. Method and system for monitoring circuit breaker gas pressure
AU692652B2 (en) * 1995-02-08 1998-06-11 Alstom T & D Sa A method and a system for determining the density of an insulating gas in an electrical apparatus
FR2762940B1 (fr) * 1997-04-30 1999-06-04 Gec Alsthom T & D Sa Methode pour surveiller un taux de fuite d'une enveloppe d'appareillage electrique a haute tension

Also Published As

Publication number Publication date
ID21141A (id) 1999-04-29
CN1174230C (zh) 2004-11-03
US6125692A (en) 2000-10-03
ATE274233T1 (de) 2004-09-15
CN1224155A (zh) 1999-07-28
DE69825699D1 (de) 2004-09-23
EP0911845A1 (fr) 1999-04-28
CA2250338A1 (fr) 1999-04-23
EP0911845B1 (fr) 2004-08-18
DE69825699T2 (de) 2005-08-18
FR2770295A1 (fr) 1999-04-30

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Legal Events

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CD Change of name or company name
ST Notification of lapse

Effective date: 20060630