CA3076439A1 - Device and method for distinguishing a test gas escaping from a leak from interfering gas - Google Patents

Device and method for distinguishing a test gas escaping from a leak from interfering gas Download PDF

Info

Publication number
CA3076439A1
CA3076439A1 CA3076439A CA3076439A CA3076439A1 CA 3076439 A1 CA3076439 A1 CA 3076439A1 CA 3076439 A CA3076439 A CA 3076439A CA 3076439 A CA3076439 A CA 3076439A CA 3076439 A1 CA3076439 A1 CA 3076439A1
Authority
CA
Canada
Prior art keywords
gas
test
suctioned
sensor
flow
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.)
Pending
Application number
CA3076439A
Other languages
English (en)
French (fr)
Inventor
Daniel Wetzig
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.)
Inficon GmbH Deutschland
Original Assignee
Inficon GmbH Deutschland
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 Inficon GmbH Deutschland filed Critical Inficon GmbH Deutschland
Publication of CA3076439A1 publication Critical patent/CA3076439A1/en
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G01M3/222—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators for tubes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/22—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M3/00—Investigating fluid-tightness of structures
    • G01M3/02—Investigating fluid-tightness of structures by using fluid or vacuum
    • G01M3/04—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point
    • G01M3/20—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material
    • G01M3/202—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using special tracer materials, e.g. dye, fluorescent material, radioactive material using mass spectrometer detection systems
    • G01M3/205—Accessories or associated equipment; Pump constructions

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Examining Or Testing Airtightness (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
CA3076439A 2017-09-29 2018-09-28 Device and method for distinguishing a test gas escaping from a leak from interfering gas Pending CA3076439A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102017217374.2A DE102017217374A1 (de) 2017-09-29 2017-09-29 Vorrichtung und Verfahren zur Unterscheidung eines aus einem Leck austretenden Prüfgases von Störgas
DE102017217374.2 2017-09-29
PCT/EP2018/076401 WO2019063761A1 (de) 2017-09-29 2018-09-28 Vorrichtung und verfahren zur unterscheidung eines aus einem leck austretenden prüfgases von störgas

Publications (1)

Publication Number Publication Date
CA3076439A1 true CA3076439A1 (en) 2019-04-04

Family

ID=63720695

Family Applications (1)

Application Number Title Priority Date Filing Date
CA3076439A Pending CA3076439A1 (en) 2017-09-29 2018-09-28 Device and method for distinguishing a test gas escaping from a leak from interfering gas

Country Status (9)

Country Link
US (2) US11199467B2 (enExample)
EP (1) EP3688438B1 (enExample)
JP (1) JP7150013B2 (enExample)
CN (1) CN111183344B (enExample)
BR (1) BR112020006319B1 (enExample)
CA (1) CA3076439A1 (enExample)
DE (1) DE102017217374A1 (enExample)
MX (1) MX2020003307A (enExample)
WO (1) WO2019063761A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102356976B1 (ko) * 2021-07-08 2022-02-08 이재홍 에어 누설 검사 장비
DE102024115203A1 (de) * 2024-05-31 2025-12-04 Inficon Gmbh Sprühvorrichtung zum gepulsten Sprühen von Prüfgas aus einem Prüfgasvorrat und entsprechendes Verfahren

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4316196C2 (de) * 1993-05-14 1994-07-28 Guenter Dr Vos Verfahren und Vorrichtung zur Gasanalyse
DE4408877A1 (de) 1994-03-16 1995-09-21 Leybold Ag Testgaslecksucher
DE19735250A1 (de) * 1997-08-14 1999-02-18 Leybold Vakuum Gmbh Verfahren zum Betrieb eines Heliumlecksuchers und für die Durchführung dieses Verfahrens geeigneter Heliumlecksucher
JPH11153507A (ja) * 1997-11-20 1999-06-08 Shimadzu Corp リークデテクタ
JP2001050852A (ja) 1999-08-04 2001-02-23 Nkk Corp スニッファープローブ及びそれを用いたガス漏れ試験方法
DE19960174A1 (de) * 1999-12-14 2001-06-28 Leybold Vakuum Gmbh Verfahren zur Lecksuche und Lecklokalisierung sowie zur Durchführung dieser Verfahren geeignete Vorrichtungen
DE10062126A1 (de) 2000-12-13 2002-06-20 Inficon Gmbh Verfahren zur Feststellung eines Gases mit Hilfe eines Infrarot-Gasanlaysators sowie für die Durchführung dieser Verfahren geigneter Gasanalysator
DE10324596A1 (de) * 2003-05-30 2004-12-16 Inficon Gmbh Lecksuchgerät
EP1555520B1 (en) 2004-01-13 2007-09-12 VARIAN S.p.A. Leak detector
DE102004050762A1 (de) * 2004-10-16 2006-04-20 Inficon Gmbh Verfahren zur Lecksuche
DE102006056215A1 (de) * 2006-11-29 2008-06-05 Inficon Gmbh Schnüffellecksuchgerät
US20080202210A1 (en) * 2007-02-28 2008-08-28 Varian, Inc. Test gas leak detection using a composite membrane
WO2009051530A1 (en) 2007-10-15 2009-04-23 Adixen Sensistor Ab Leak detection system comprising a tracer gas mediating unit.
WO2009099469A1 (en) 2008-02-07 2009-08-13 California Institute Of Technology Method and apparatus for nondestructive evaluation and monitoring of materials and structures
DE102008008262A1 (de) * 2008-02-08 2009-08-13 Inficon Gmbh Schnüffellecksucher nach dem Referenzmessprinzip
DE102009010064A1 (de) * 2009-02-21 2010-08-26 Inficon Gmbh Schnüffellecksucher
DE102010007417A1 (de) 2010-02-10 2011-08-11 Inficon GmbH, 50968 Lecktestgerät
DE102013218506A1 (de) * 2013-09-16 2015-03-19 Inficon Gmbh Schnüffellecksucher mit mehrstufiger Membranpumpe
CN106153265B (zh) * 2016-06-20 2018-11-30 清华大学 一种手持式气体泄漏快速检测装置
CN106706216B (zh) * 2016-12-12 2019-05-10 清华大学 一种高于环境温度的气体泄漏的非接触检测方法

Also Published As

Publication number Publication date
JP2020535432A (ja) 2020-12-03
WO2019063761A1 (de) 2019-04-04
BR112020006319A2 (pt) 2020-09-24
US20200271540A1 (en) 2020-08-27
CN111183344A (zh) 2020-05-19
MX2020003307A (es) 2020-07-28
US11199467B2 (en) 2021-12-14
EP3688438A1 (de) 2020-08-05
JP7150013B2 (ja) 2022-10-07
DE102017217374A1 (de) 2019-04-04
USRE50099E1 (en) 2024-08-27
RU2020114916A (ru) 2021-10-29
EP3688438B1 (de) 2023-01-04
RU2020114916A3 (enExample) 2022-03-23
CN111183344B (zh) 2022-04-05
BR112020006319B1 (pt) 2024-03-12

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EEER Examination request

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