NO312922B1 - Fremgangsmåte og anordning til frigjöring av et volum av et prövestoff - Google Patents
Fremgangsmåte og anordning til frigjöring av et volum av et prövestoff Download PDFInfo
- Publication number
- NO312922B1 NO312922B1 NO19981421A NO981421A NO312922B1 NO 312922 B1 NO312922 B1 NO 312922B1 NO 19981421 A NO19981421 A NO 19981421A NO 981421 A NO981421 A NO 981421A NO 312922 B1 NO312922 B1 NO 312922B1
- Authority
- NO
- Norway
- Prior art keywords
- monitoring line
- pressure
- sample
- test substance
- blocking means
- Prior art date
Links
- 239000000126 substance Substances 0.000 title claims abstract description 38
- 238000000034 method Methods 0.000 title claims description 12
- 238000012544 monitoring process Methods 0.000 claims abstract description 43
- 239000007789 gas Substances 0.000 claims description 15
- 230000000903 blocking effect Effects 0.000 claims description 13
- 238000005868 electrolysis reaction Methods 0.000 claims description 9
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims description 5
- 239000001257 hydrogen Substances 0.000 claims description 5
- 229910052739 hydrogen Inorganic materials 0.000 claims description 5
- 239000007788 liquid Substances 0.000 claims description 5
- 239000001273 butane Substances 0.000 claims description 2
- 230000001419 dependent effect Effects 0.000 claims description 2
- IJDNQMDRQITEOD-UHFFFAOYSA-N n-butane Chemical compound CCCC IJDNQMDRQITEOD-UHFFFAOYSA-N 0.000 claims description 2
- OFBQJSOFQDEBGM-UHFFFAOYSA-N n-pentane Natural products CCCCC OFBQJSOFQDEBGM-UHFFFAOYSA-N 0.000 claims description 2
- 238000009792 diffusion process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000010779 crude oil Substances 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 150000002431 hydrogen Chemical class 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 230000001960 triggered 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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D5/00—Protection or supervision of installations
- F17D5/02—Preventing, monitoring, or locating loss
- F17D5/04—Preventing, monitoring, or locating loss by means of a signalling fluid enclosed in a double wall
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/30—Hydrogen technology
- Y02E60/34—Hydrogen distribution
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sampling And Sample Adjustment (AREA)
- Electrolytic Production Of Non-Metals, Compounds, Apparatuses Therefor (AREA)
- Investigating Or Analysing Biological Materials (AREA)
- Automatic Analysis And Handling Materials Therefor (AREA)
- Physical Or Chemical Processes And Apparatus (AREA)
- Examining Or Testing Airtightness (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19536582A DE19536582A1 (de) | 1995-09-29 | 1995-09-29 | Verfahren und Vorrichtung zur Bereitstellung eines Volumens einer Substanz |
PCT/DE1996/001743 WO1997013134A1 (fr) | 1995-09-29 | 1996-09-16 | Procede et dispositif pour preparer un volume de substance |
Publications (3)
Publication Number | Publication Date |
---|---|
NO981421D0 NO981421D0 (no) | 1998-03-27 |
NO981421L NO981421L (no) | 1998-03-27 |
NO312922B1 true NO312922B1 (no) | 2002-07-15 |
Family
ID=7773749
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO19981421A NO312922B1 (no) | 1995-09-29 | 1998-03-27 | Fremgangsmåte og anordning til frigjöring av et volum av et prövestoff |
Country Status (8)
Country | Link |
---|---|
US (1) | US6098449A (fr) |
EP (1) | EP0852712B1 (fr) |
AT (1) | ATE221989T1 (fr) |
DE (2) | DE19536582A1 (fr) |
NO (1) | NO312922B1 (fr) |
RU (1) | RU2164016C2 (fr) |
UA (1) | UA48984C2 (fr) |
WO (1) | WO1997013134A1 (fr) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102006016747A1 (de) * | 2006-04-10 | 2007-10-18 | MAX-PLANCK-Gesellschaft zur Förderung der Wissenschaften e.V. | Verfahren und Vorrichtung zur Leckprüfung |
JP5294388B2 (ja) * | 2008-03-07 | 2013-09-18 | パナソニック株式会社 | 流量計測装置 |
JP2009216472A (ja) * | 2008-03-07 | 2009-09-24 | Panasonic Corp | 流量計測装置 |
FR2971501B1 (fr) * | 2011-02-11 | 2013-02-22 | Ateq | Production de melange diazote-dihydrogene pour un test d'etancheite |
DE102014001783B4 (de) * | 2014-02-12 | 2020-03-05 | GTE Gesellschaft für phys. Technologie und Elektronik mbH | Vorrichtung und Verfahren zur Detektion einer lokalen Verbrennung in einem Silo |
CN111156413B (zh) * | 2019-12-30 | 2021-01-05 | 清华大学 | 氢气管路系统 |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1041156A (en) * | 1912-05-10 | 1912-10-15 | George V Payne | Method for ascertaining the location of leaks in underground fluid-pressure pipes. |
US3600674A (en) * | 1969-04-02 | 1971-08-17 | Chevron Res | Method of determining leaks from buried pipelines using a time-sharing transmission line |
DE2431907C3 (de) * | 1974-07-03 | 1978-03-09 | Wolfgang Dipl.-Phys. Dr.- Ing. 7500 Karlsruhe Issel | Verfahren und Vorrichtung zur Bestimmung von Konzentrationsprofilen flüssiger oder gasförmiger Stoffe längs einer Strecke |
US3983864A (en) * | 1974-08-01 | 1976-10-05 | Airco, Inc. | Method and apparatus for in vivo blood gas analysis |
US4144743A (en) * | 1974-12-09 | 1979-03-20 | Shafer Valve Company | Electronic fluid pipeline leak detector and method |
US3964292A (en) * | 1975-02-27 | 1976-06-22 | Bell Telephone Laboratories, Incorporated | Gas detecting apparatus and methods |
US4134290A (en) * | 1977-09-06 | 1979-01-16 | The United States Of America As Represented By The United States Department Of Energy | Technique for detecting liquid metal leaks |
US4234315A (en) * | 1978-09-29 | 1980-11-18 | Phillips Petroleum Company | Gas chromatographic analysis method and apparatus |
SU1004791A1 (ru) * | 1979-08-09 | 1983-03-15 | Предприятие П/Я В-2892 | Способ контрол герметичности систем передачи газов |
DE3562661D1 (en) * | 1984-09-19 | 1988-06-16 | Issel Wolfgang | Hollow line for determining the concentration profiles of liquid or gaseous substances |
JPH0231822B2 (ja) * | 1985-09-30 | 1990-07-17 | Tokyo Gas Co Ltd | Haikanniokeruroeikashonokenshutsuhoho |
US4704897A (en) * | 1985-09-30 | 1987-11-10 | Tokyo Gas Co. Limited | Locating method of and the locating unit for leaks on piping |
US5046353A (en) * | 1989-01-26 | 1991-09-10 | Tracer Research Corporation | Underground pipe leak detection system |
US5301538A (en) * | 1992-04-20 | 1994-04-12 | Teledyne Industries, Inc. | Process and apparatus for distributed wide range leak detection, location and alarm for pollutants |
US5347850A (en) * | 1992-08-04 | 1994-09-20 | Tanknology Corporation International | Method for detecting and localizing leaks in above ground storage tanks |
US5390539A (en) * | 1992-09-25 | 1995-02-21 | Modern Controls, Inc. | Device for measuring the permeability of a membrane to water vapor |
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 |
US6001229A (en) * | 1994-08-01 | 1999-12-14 | Lockheed Martin Energy Systems, Inc. | Apparatus and method for performing microfluidic manipulations for chemical analysis |
US5542287A (en) * | 1994-10-17 | 1996-08-06 | Northern Illinois Gas Company | Portable gas pressure monitor with independently adjustable high and low set points |
US5492004A (en) * | 1994-10-26 | 1996-02-20 | General Electric Co. | Measurement of hydrogen leakage through stator windings into generator coolant water and oxygenation of the coolant water |
-
1995
- 1995-09-29 DE DE19536582A patent/DE19536582A1/de not_active Withdrawn
-
1996
- 1996-09-16 DE DE59609543T patent/DE59609543D1/de not_active Expired - Lifetime
- 1996-09-16 AT AT96937188T patent/ATE221989T1/de active
- 1996-09-16 EP EP96937188A patent/EP0852712B1/fr not_active Expired - Lifetime
- 1996-09-16 WO PCT/DE1996/001743 patent/WO1997013134A1/fr active IP Right Grant
- 1996-09-16 RU RU98108157/28A patent/RU2164016C2/ru not_active IP Right Cessation
- 1996-09-16 UA UA98031577A patent/UA48984C2/uk unknown
-
1998
- 1998-03-27 NO NO19981421A patent/NO312922B1/no not_active IP Right Cessation
- 1998-03-30 US US09/052,347 patent/US6098449A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6098449A (en) | 2000-08-08 |
DE19536582A1 (de) | 1997-04-03 |
EP0852712B1 (fr) | 2002-08-07 |
WO1997013134A1 (fr) | 1997-04-10 |
DE59609543D1 (de) | 2002-09-12 |
EP0852712A1 (fr) | 1998-07-15 |
NO981421D0 (no) | 1998-03-27 |
NO981421L (no) | 1998-03-27 |
RU2164016C2 (ru) | 2001-03-10 |
UA48984C2 (uk) | 2002-09-16 |
ATE221989T1 (de) | 2002-08-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US6857307B2 (en) | Method and device for the determination of the gas permeability of a container | |
AU2009290420B2 (en) | Method and device for detecting leaks in an underground liquid pipe, particularly a water pipe | |
US11060944B2 (en) | Leak detection installation, method, usage and corresponding computer program storage means | |
US20090100909A1 (en) | Leak testing method and leak testing device | |
US8915122B2 (en) | Sniffing leak detector | |
AU6227098A (en) | Method and apparatus for leak testing | |
EA017219B1 (ru) | Способ и устройство для непрерывного контроля внутренних областей оборудования и трубопроводов бензохранилища | |
US4461165A (en) | Method of and apparatus for monitoring concentration of gas in a liquid | |
JPH04255568A (ja) | 検査装置 | |
US4739648A (en) | Methods and system for determining leaks in underground liquid storage tanks and the like | |
DK157951B (da) | Fremgangsmaade til styring af koncentrationen af en gas i en vaeske | |
US4649739A (en) | Method of detecting leaks in liquid storage tanks | |
NO312922B1 (no) | Fremgangsmåte og anordning til frigjöring av et volum av et prövestoff | |
US6119507A (en) | Method and apparatus for recovering helium after testing for leaks in a sample holder | |
US5245870A (en) | Apparatus for measuring the fraction of liquid fuel in a fuel tank | |
US5556002A (en) | Measured liquid dispensing system | |
US5216914A (en) | Methods and systems for the negative pressure testing of underground storage tanks containing highly vaporous hydrocarbon liquids | |
US5668330A (en) | Aqueous sample testing apparatus | |
NO313160B1 (no) | Anordning til fastleggelse av konsentrasjonsprofiler av flytende eller gassformede stoffer langs en strekning | |
FR2841335B1 (fr) | Procede de controle de l'etancheite d'un reservoir d'un aeronef et dispositif associe pour equiper ces reservoirs | |
JPH09288031A (ja) | ガスの漏洩量測定器 | |
EP0063113A1 (fr) | Procede et dispositif servant a verifier l'etancheite d'un objet possedant au moins deux chambres separees | |
CA2233310C (fr) | Procede et dispositif pour preparer un volume de substance | |
CN218546014U (zh) | 一种负压测漏设备有效性的检测装置及负压测漏系统 | |
EP0757244A2 (fr) | Améliorations relatives à un dispositif pour tester un échantillon aqueux |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM1K | Lapsed by not paying the annual fees |