SE518522C2 - Metod och anordning vid täthetsprovning och läcksökning - Google Patents
Metod och anordning vid täthetsprovning och läcksökningInfo
- Publication number
- SE518522C2 SE518522C2 SE0100983A SE0100983A SE518522C2 SE 518522 C2 SE518522 C2 SE 518522C2 SE 0100983 A SE0100983 A SE 0100983A SE 0100983 A SE0100983 A SE 0100983A SE 518522 C2 SE518522 C2 SE 518522C2
- Authority
- SE
- Sweden
- Prior art keywords
- tracer gas
- sensor
- probe
- suction
- leak
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 20
- 238000001514 detection method Methods 0.000 title abstract description 5
- 239000000700 radioactive tracer Substances 0.000 claims abstract description 55
- 239000000523 sample Substances 0.000 claims abstract description 40
- 230000035945 sensitivity Effects 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 61
- 238000009792 diffusion process Methods 0.000 claims description 6
- 239000001307 helium Substances 0.000 claims description 3
- 229910052734 helium Inorganic materials 0.000 claims description 3
- SWQJXJOGLNCZEY-UHFFFAOYSA-N helium atom Chemical compound [He] SWQJXJOGLNCZEY-UHFFFAOYSA-N 0.000 claims description 3
- 239000001257 hydrogen Substances 0.000 claims description 3
- 229910052739 hydrogen Inorganic materials 0.000 claims description 3
- 239000002245 particle Substances 0.000 claims description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 2
- 239000012080 ambient air Substances 0.000 claims 2
- 238000011002 quantification Methods 0.000 abstract description 8
- 241000764773 Inna Species 0.000 description 1
- 210000000436 anus Anatomy 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 125000004435 hydrogen atom Chemical class [H]* 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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
- G01M3/226—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 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0100983A SE518522C2 (sv) | 2001-03-21 | 2001-03-21 | Metod och anordning vid täthetsprovning och läcksökning |
PCT/SE2002/000546 WO2002075268A1 (en) | 2001-03-21 | 2002-03-20 | Method and device at testing for leaks and leakage finding |
JP2002573635A JP4182187B2 (ja) | 2001-03-21 | 2002-03-20 | 漏洩試験及び漏洩検出方法及び装置 |
EP02718726.9A EP1370844B1 (en) | 2001-03-21 | 2002-03-20 | Method and device at testing for leaks and leakage finding |
US10/472,634 US20040154379A1 (en) | 2001-03-21 | 2002-03-20 | Method and device at testing for leaks and leakage finding |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE0100983A SE518522C2 (sv) | 2001-03-21 | 2001-03-21 | Metod och anordning vid täthetsprovning och läcksökning |
Publications (3)
Publication Number | Publication Date |
---|---|
SE0100983D0 SE0100983D0 (sv) | 2001-03-21 |
SE0100983L SE0100983L (sv) | 2002-09-22 |
SE518522C2 true SE518522C2 (sv) | 2002-10-22 |
Family
ID=20283454
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE0100983A SE518522C2 (sv) | 2001-03-21 | 2001-03-21 | Metod och anordning vid täthetsprovning och läcksökning |
Country Status (5)
Country | Link |
---|---|
US (1) | US20040154379A1 (ja) |
EP (1) | EP1370844B1 (ja) |
JP (1) | JP4182187B2 (ja) |
SE (1) | SE518522C2 (ja) |
WO (1) | WO2002075268A1 (ja) |
Families Citing this family (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7299681B2 (en) * | 2004-09-27 | 2007-11-27 | Idc, Llc | Method and system for detecting leak in electronic devices |
DE102004062102A1 (de) * | 2004-12-23 | 2006-07-13 | Inficon Gmbh | Lecksuchgerät mit Schnüffelsonde |
DE102005009713A1 (de) * | 2005-03-03 | 2006-09-07 | Inficon Gmbh | Lecksuchgerät mit Schnüffelsonde |
DE102005043494A1 (de) * | 2005-09-13 | 2007-03-15 | Inficon Gmbh | Lecksuchgerät mit Schnüffelsonde |
DE102006034735A1 (de) * | 2006-07-27 | 2008-01-31 | Inficon Gmbh | Lecksuchgerät |
US8061360B2 (en) * | 2006-09-19 | 2011-11-22 | Kci Licensing, Inc. | System and method for locating fluid leaks at a drape of a reduced pressure delivery system |
JP2008101957A (ja) * | 2006-10-18 | 2008-05-01 | Pentax Corp | 内視鏡のリーク箇所検出方法 |
DE102007043382A1 (de) * | 2007-09-12 | 2009-03-19 | Inficon Gmbh | Schnüffellecksucher |
WO2009136821A1 (en) * | 2008-05-05 | 2009-11-12 | Adixen Sensistor Ab | A gas probe for sampling gas molecules from a fluid and a system comprising the gas probe |
US9390565B2 (en) | 2010-05-25 | 2016-07-12 | Automotive Test Solutions, Inc. | Leak verification and detection for vehicle fuel containment systems |
US20140151242A1 (en) * | 2010-05-25 | 2014-06-05 | Automotive Test Solutions, Inc. | Leak detection formula, analyzer and methods of use |
WO2012023888A1 (en) * | 2010-08-19 | 2012-02-23 | Adixen Scandinavia Ab | Gas sensor housing |
JP5756696B2 (ja) * | 2011-07-14 | 2015-07-29 | 本田技研工業株式会社 | ガス式漏洩検査装置 |
CN103471781B (zh) * | 2013-09-06 | 2017-02-08 | 王庚林 | 一种以氩气为粗漏示踪气体的积累氦质谱组合检测方法 |
DE102015001443B3 (de) * | 2015-02-09 | 2016-05-25 | Schütz GmbH Meßtechnik | Gasspürgerät und Gasmessverfahren |
CN104807603B (zh) * | 2015-04-23 | 2017-09-08 | 王庚林 | 氩粗漏氦细漏组合检测方法 |
FR3047074B1 (fr) | 2016-01-21 | 2018-01-26 | Pfeiffer Vacuum | Dispositif d'aspersion et module de detection de fuites |
DE102016219401A1 (de) * | 2016-10-06 | 2018-04-12 | Inficon Gmbh | Schnüffellecksucher mit abstandsabhängiger Steuerung des Fördergasstroms |
DE102017007149A1 (de) * | 2017-07-27 | 2019-01-31 | DILO Armaturen und Anlagenbau GmbH | Verfahren zur Lokalisierung von Leckstellen |
WO2019138918A1 (ja) | 2018-01-11 | 2019-07-18 | ヤマハファインテック株式会社 | ガス漏れ検知装置、ワーク検査装置及び漏れ検査方法 |
EP3848703B1 (en) * | 2020-01-10 | 2024-01-03 | Inficon GmbH | Method for adapting the concentration of a sample gas in a gas mixture to be analysed by a gas chromatograph assembly, and chromatograph assembly therefor |
CN113125518B (zh) * | 2021-04-12 | 2022-08-30 | 山东科技大学 | 一氧化碳气敏微胶囊、制备方法及识别采空区火源的方法 |
CN115060426A (zh) * | 2022-08-16 | 2022-09-16 | 江苏东海半导体股份有限公司 | 一种igbt的密封性检测装置及检测方法 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1224539B (de) * | 1965-02-24 | 1966-09-08 | Rolf Huebner Dipl Ing | Vorrichtung zur Entnahme von Gasproben, insbesondere fuer Untertageraeume |
US3377349A (en) | 1965-07-22 | 1968-04-09 | American Cyanamid Co | Preparation of melamine |
CA931633A (en) * | 1971-05-31 | 1973-08-07 | Her Majesty In Right Of Canada As Represented By Atomic Energy Of Canada Limited | Moisture leak detector |
DE2827537A1 (de) * | 1978-06-23 | 1980-01-10 | Leybold Heraeus Gmbh & Co Kg | Betriebsverfahren fuer eine einrichtung zur lecksuche, gasanalyse o.dgl. und dazu geeignete einrichtung |
US4173886A (en) * | 1978-06-27 | 1979-11-13 | British Gas Corporation | Gas detectors |
JPS56126733A (en) * | 1980-03-10 | 1981-10-05 | Nippon Sanso Kk | Detecting method for leakage of helium |
US4477986A (en) * | 1981-05-08 | 1984-10-23 | Bl Technology Limited | Method of, and apparatus for, detecting leaks |
US4478096A (en) * | 1983-06-29 | 1984-10-23 | The United States Of America As Represented By The Secretary Of Agriculture | Shielded sniffing device |
GB2146441A (en) * | 1983-09-07 | 1985-04-17 | Bl Tech Ltd | Leak detection |
FR2681688B1 (fr) * | 1991-09-24 | 1993-11-19 | Alcatel Cit | Installation de detection de fuites de gaz utilisant la technique de reniflage. |
US5356594A (en) * | 1992-03-03 | 1994-10-18 | Thermo Environmental Instruments Inc. | Portable volatile organic compound monitoring system |
GB2269456B (en) * | 1992-08-06 | 1996-05-01 | Yazaki Corp | Gasoline detecting device |
US5479359A (en) * | 1993-03-17 | 1995-12-26 | Metcalf & Eddy, Inc. | Automated data collection system for fugitive emission sources |
US5375457A (en) * | 1993-06-03 | 1994-12-27 | The United States Of America As Represented By The United States Department Of Energy | Apparatus and method for detecting leaks in piping |
DE4326264A1 (de) * | 1993-08-05 | 1995-02-09 | Leybold Ag | Testgasdetektor mit Vakuumpumpe sowie Verfahren zum Betrieb eines Testgasdetektors dieser Art |
US5553483A (en) | 1995-08-15 | 1996-09-10 | Pilot Industries, Inc. | Leak detection system |
US5889199A (en) * | 1997-05-13 | 1999-03-30 | Jaesent Inc. | Portable leak detector |
US6085576A (en) * | 1998-03-20 | 2000-07-11 | Cyrano Sciences, Inc. | Handheld sensing apparatus |
DE19813432A1 (de) * | 1998-03-27 | 1999-09-30 | Michael Stetter | Verfahren und Anordnung zur lokalen Dichtheitsprüfung |
GB2338072A (en) * | 1998-06-04 | 1999-12-08 | Aea Technology Plc | Leak detection |
-
2001
- 2001-03-21 SE SE0100983A patent/SE518522C2/sv not_active IP Right Cessation
-
2002
- 2002-03-20 WO PCT/SE2002/000546 patent/WO2002075268A1/en active Application Filing
- 2002-03-20 JP JP2002573635A patent/JP4182187B2/ja not_active Expired - Fee Related
- 2002-03-20 US US10/472,634 patent/US20040154379A1/en not_active Abandoned
- 2002-03-20 EP EP02718726.9A patent/EP1370844B1/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP4182187B2 (ja) | 2008-11-19 |
US20040154379A1 (en) | 2004-08-12 |
WO2002075268A1 (en) | 2002-09-26 |
EP1370844A1 (en) | 2003-12-17 |
EP1370844B1 (en) | 2017-04-26 |
JP2004527743A (ja) | 2004-09-09 |
SE0100983D0 (sv) | 2001-03-21 |
SE0100983L (sv) | 2002-09-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |