SE424359B - Anordning for brottindikering vid fjerrvermeror - Google Patents
Anordning for brottindikering vid fjerrvermerorInfo
- Publication number
- SE424359B SE424359B SE7907400A SE7907400A SE424359B SE 424359 B SE424359 B SE 424359B SE 7907400 A SE7907400 A SE 7907400A SE 7907400 A SE7907400 A SE 7907400A SE 424359 B SE424359 B SE 424359B
- Authority
- SE
- Sweden
- Prior art keywords
- foam
- water
- foam plastic
- pipe
- soluble salt
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L59/00—Thermal insulation in general
- F16L59/14—Arrangements for the insulation of pipes or pipe systems
- F16L59/143—Pre-insulated pipes
-
- 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
- F17D5/06—Preventing, monitoring, or locating loss using electric or acoustic means
-
- 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
- G01M3/042—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid
- G01M3/045—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point by using materials which expand, contract, disintegrate, or decompose in contact with a fluid with electrical detection means
-
- 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
- G01M3/16—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means
- G01M3/18—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means for pipes, cables or tubes; for pipe joints or seals; for valves; for welds; for containers, e.g. radiators
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T137/00—Fluid handling
- Y10T137/8158—With indicator, register, recorder, alarm or inspection means
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Acoustics & Sound (AREA)
- Examining Or Testing Airtightness (AREA)
- Control Of Resistance Heating (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
- Resistance Heating (AREA)
- Pipe Accessories (AREA)
- Laminated Bodies (AREA)
- Thermal Insulation (AREA)
- Train Traffic Observation, Control, And Security (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Treatment Of Liquids With Adsorbents In General (AREA)
Priority Applications (10)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7907400A SE424359B (sv) | 1979-09-05 | 1979-09-05 | Anordning for brottindikering vid fjerrvermeror |
CA000347723A CA1143671A (en) | 1979-09-05 | 1980-03-14 | District-heating line |
FI800790A FI70748C (fi) | 1979-09-05 | 1980-03-14 | Fjaerrvaermeroer |
US06/131,142 US4288654A (en) | 1979-09-05 | 1980-03-17 | District-heating line |
GB8009089A GB2058279B (en) | 1979-09-05 | 1980-03-18 | Insulated pipeline |
DE19803010279 DE3010279A1 (de) | 1979-09-05 | 1980-03-18 | Fernheizungsleitung |
BE0/199904A BE882379A (fr) | 1979-09-05 | 1980-03-21 | Conduite de chauffage regional |
NL8002145A NL8002145A (nl) | 1979-09-05 | 1980-04-11 | Leiding voor stadsverwarming. |
NO801274A NO148122C (no) | 1979-09-05 | 1980-04-30 | Fjernvarmeroer. |
DK257880A DK149697C (da) | 1979-09-05 | 1980-06-17 | Fjernvarmeraer |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE7907400A SE424359B (sv) | 1979-09-05 | 1979-09-05 | Anordning for brottindikering vid fjerrvermeror |
Publications (2)
Publication Number | Publication Date |
---|---|
SE7907400L SE7907400L (sv) | 1981-03-06 |
SE424359B true SE424359B (sv) | 1982-07-12 |
Family
ID=20338765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SE7907400A SE424359B (sv) | 1979-09-05 | 1979-09-05 | Anordning for brottindikering vid fjerrvermeror |
Country Status (10)
Country | Link |
---|---|
US (1) | US4288654A (fi) |
BE (1) | BE882379A (fi) |
CA (1) | CA1143671A (fi) |
DE (1) | DE3010279A1 (fi) |
DK (1) | DK149697C (fi) |
FI (1) | FI70748C (fi) |
GB (1) | GB2058279B (fi) |
NL (1) | NL8002145A (fi) |
NO (1) | NO148122C (fi) |
SE (1) | SE424359B (fi) |
Families Citing this family (47)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4589275A (en) * | 1982-04-16 | 1986-05-20 | The Kendall Company | Pipe coating |
US4673652A (en) * | 1982-10-12 | 1987-06-16 | Baker Oil Tools, Inc. | Method of testing and reconditioning insulating tubular conduits |
GB8301666D0 (en) * | 1983-01-21 | 1983-02-23 | Hotfoil Ltd | Temperature sensor |
US5382909A (en) * | 1983-06-30 | 1995-01-17 | Raychem Corporation | Method for detecting and obtaining information about changes in variables |
US5015958A (en) * | 1983-06-30 | 1991-05-14 | Raychem Corporation | Elongate sensors comprising conductive polymers, and methods and apparatus using such sensors |
US4673926A (en) * | 1985-02-12 | 1987-06-16 | Gorman Walter T | Liquid containment and leak detection system |
DE3687819T2 (de) * | 1985-06-12 | 1993-06-09 | Raychem Corp | Kohlenwasserstoffsensor. |
GB2201219A (en) * | 1987-02-19 | 1988-08-24 | James Wallace Pollitt | A system to detect contents release from pipes, tanks or valves |
AT388430B (de) * | 1987-05-06 | 1989-06-26 | Scheuermann Herbert Dipl Ing | Vorrichtung zur feststellung und ortung von leckstellen in einer ein feuchtes medium fuehrenden rohrleitung |
DE3811454A1 (de) * | 1988-04-06 | 1989-10-19 | Thyssen Industrie | Erdverlegte rohrleitung, insbesondere fuer abwaesser |
US5172730A (en) * | 1989-07-03 | 1992-12-22 | Insituform Of North American, Inc. | Two-wall leakage detection system for a pipe |
DE4104216A1 (de) * | 1991-02-12 | 1992-08-13 | Bernd Brandes | Leitungsrohr zum transport eines mediums |
US5148864A (en) * | 1991-06-17 | 1992-09-22 | Camco International Inc. | High pressure electrical cable packoff and method of making |
EP0591294B1 (de) * | 1991-06-26 | 1995-03-08 | Dipl.-Ing. Wrede & Niedecken Verwaltung GmbH | Gas- und/oder flüssigkeitsführende rohrleitung |
DE4124640C2 (de) * | 1991-07-25 | 1999-02-25 | Bernd Brandes | Rohrleitungssystem |
US5203202A (en) * | 1992-02-25 | 1993-04-20 | W. L. Gore & Associates, Inc. | Apparatus for detecting leaks in circuits |
US5504433A (en) * | 1992-10-23 | 1996-04-02 | International Fuel Cells Corporation | Electrochemical sensor for monitoring electrolyte content |
US5402828A (en) * | 1993-05-04 | 1995-04-04 | Pino; Richard | Closure device with dual-mandrel-acutated peripheral seal |
DE19618370C1 (de) * | 1996-05-09 | 1997-08-21 | Gesundheitstechnik Anton Kastn | Verfahren zur Herstellung eines wärmegedämmten Rohrabschnittes für eine Rohrleitung sowie Rohrabschnitt |
GB9907557D0 (en) * | 1999-04-06 | 1999-05-26 | Stb Eng Ltd | Wear-warning device |
US6748968B1 (en) | 2000-06-16 | 2004-06-15 | Arichell Technologies, Inc. | Method and apparatus for combined conduit/electrical-conductor junction installation |
AU2003292379A1 (en) * | 2003-12-03 | 2005-06-24 | Taylor Mclaren Limited | Water ingress detection system |
DE202004014411U1 (de) * | 2004-09-16 | 2004-11-18 | Brugg Rohr Ag, Holding | Einrichtung zur Lecküberwachung und Leckmeldung |
US20110295504A1 (en) * | 2008-10-24 | 2011-12-01 | Kenneth Willis Barber | Moisture detection wire, a moisture detection system, and a method of detecting moisture |
FR2977938B1 (fr) * | 2011-07-13 | 2014-04-11 | Airbus Operations Sas | Conduit d'air chaud sous pression d'un aeronef equipe d'un dispositif de detection d'une fuite |
CN103672282A (zh) * | 2013-12-13 | 2014-03-26 | 哈尔滨朗格斯特节能科技有限公司 | 预制直埋保温管安装报警线模具及其安装报警线方法 |
CN104295845A (zh) * | 2014-09-26 | 2015-01-21 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋保温管交联聚乙烯工作管件弯头及制作方法 |
CN104455878A (zh) * | 2014-10-08 | 2015-03-25 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋保温管工作钢管双管管件弯头及制作方法 |
CN104373730A (zh) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋保温管双管弯头报警线固定装置及固定方法 |
CN104373773B (zh) * | 2014-10-31 | 2018-01-26 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋交联聚乙烯保温管管件弯头报警线固定方法 |
CN104653932B (zh) * | 2014-10-31 | 2018-01-26 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋交联聚乙烯保温管双管弯头报警线固定方法 |
CN104455939B (zh) * | 2014-10-31 | 2016-08-17 | 哈尔滨朗格斯特节能科技有限公司 | 交联聚乙烯保温管跨越三通报警线固定装置及固定方法 |
CN104373677A (zh) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | 具有交联聚乙烯变径工作管件的预制直埋保温管及制法 |
CN104373688A (zh) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | 预制直埋保温管工作钢管双管及制作方法 |
CN104373749A (zh) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | 预制直埋防腐管道及安装方法 |
CN104373685B (zh) * | 2014-10-31 | 2017-10-13 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋保温管钢管双管跨越三通的报警线的固定方法 |
CN104482358B (zh) * | 2014-10-31 | 2017-09-29 | 哈尔滨朗格斯特节能科技有限公司 | 智能保温钢管双管异径三通报警线固定装置及固定方法 |
CN104373689B (zh) * | 2014-10-31 | 2018-01-26 | 哈尔滨朗格斯特节能科技有限公司 | 交联聚乙烯保温管异径三通报警线固定装置及固定方法 |
CN104373687B (zh) * | 2014-10-31 | 2017-11-24 | 哈尔滨朗格斯特节能科技有限公司 | 智能保温管交联聚乙烯双管平行三通的报警线的固定方法 |
CN104373690A (zh) * | 2014-10-31 | 2015-02-25 | 哈尔滨朗格斯特节能科技有限公司 | 交联聚乙烯保温管平行三通报警线固定装置及固定方法 |
CN104373774B (zh) * | 2014-10-31 | 2016-08-17 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋保温管交联聚乙烯变径管件报警线固定方法 |
CN104482309A (zh) * | 2014-10-31 | 2015-04-01 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制保温双管平行三通报警线固定装置及固定方法 |
CN104358934B (zh) * | 2014-11-05 | 2018-05-29 | 哈尔滨朗格斯特节能科技有限公司 | 聚乙烯双管保温管跨越三通报警线固定装置及固定方法 |
CN104358933A (zh) * | 2014-11-05 | 2015-02-18 | 哈尔滨朗格斯特节能科技有限公司 | 智能预制直埋双管保温管报警线固定装置及固定方法 |
US10481099B2 (en) * | 2015-07-02 | 2019-11-19 | Exxonmobil Upstream Research Company | Detecting moisture proximate to insulation |
CN110375206B (zh) * | 2019-07-04 | 2021-02-12 | 西安理工大学 | 基于glt及opt方法的供热管网运行状态监测方法 |
CN115979923B (zh) * | 2023-03-20 | 2023-06-27 | 中国有色金属工业昆明勘察设计研究院有限公司 | 一种尾矿库渗透破坏模拟试验装置及试验方法 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE7304986U (de) * | 1974-08-08 | Nils Oestbo Ab | Vorrichtung zum Nachweisen des Vorhandenseins und der Lage von Leckstellen bei Ölleitungen | |
DE579184C (de) * | 1931-04-08 | 1933-06-22 | Berthold Jenewein Dr Ing | Feuchtigkeitsanzeigevorrichtung fuer Isolierungen |
US2360434A (en) * | 1943-07-29 | 1944-10-17 | Dennis J Manning | Leak-locating apparatus |
FR1377519A (fr) * | 1963-09-25 | 1964-11-06 | Procédé de détection des fuites d'une conduite de liquide et dispositif pour l'application de ce procédé | |
US4013924A (en) * | 1970-03-19 | 1977-03-22 | A/S E. Rasmussen | Methods and means for detecting the presence of moisture adjacent insulated pipes |
SU612102A1 (ru) * | 1972-05-30 | 1978-06-25 | Войсковая Часть 11284 | Устройство обнаружени утечек в трубопроводах дл жидкости |
GB1455415A (en) * | 1973-03-26 | 1976-11-10 | Rasmussen As E | Insulated pipe system having means for detection of moisture in the insulation thereof |
DE2640161A1 (de) * | 1976-09-07 | 1978-03-16 | Bernd Brandes | Fluessigkeits- oder gastransportkabel |
DE7833398U1 (de) * | 1978-11-10 | 1979-04-05 | Kabel Und Metallwerke Gutchoff | Waermeisoliertes Leitungsrohr |
-
1979
- 1979-09-05 SE SE7907400A patent/SE424359B/sv not_active IP Right Cessation
-
1980
- 1980-03-14 CA CA000347723A patent/CA1143671A/en not_active Expired
- 1980-03-14 FI FI800790A patent/FI70748C/fi not_active IP Right Cessation
- 1980-03-17 US US06/131,142 patent/US4288654A/en not_active Expired - Lifetime
- 1980-03-18 GB GB8009089A patent/GB2058279B/en not_active Expired
- 1980-03-18 DE DE19803010279 patent/DE3010279A1/de active Granted
- 1980-03-21 BE BE0/199904A patent/BE882379A/fr not_active IP Right Cessation
- 1980-04-11 NL NL8002145A patent/NL8002145A/nl active Search and Examination
- 1980-04-30 NO NO801274A patent/NO148122C/no unknown
- 1980-06-17 DK DK257880A patent/DK149697C/da active
Also Published As
Publication number | Publication date |
---|---|
US4288654A (en) | 1981-09-08 |
DE3010279C2 (fi) | 1988-07-14 |
NO801274L (no) | 1981-03-06 |
SE7907400L (sv) | 1981-03-06 |
DE3010279A1 (de) | 1981-04-02 |
DK149697B (da) | 1986-09-08 |
NL8002145A (nl) | 1981-03-09 |
GB2058279B (en) | 1983-10-12 |
NO148122B (no) | 1983-05-02 |
FI800790A (fi) | 1981-03-06 |
CA1143671A (en) | 1983-03-29 |
NO148122C (no) | 1983-08-10 |
FI70748C (fi) | 1986-10-06 |
FI70748B (fi) | 1986-06-26 |
BE882379A (fr) | 1980-07-16 |
DK149697C (da) | 1987-03-16 |
GB2058279A (en) | 1981-04-08 |
DK257880A (da) | 1981-03-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
NUG | Patent has lapsed |
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