AT370229B - Schaltungsanordnung zur bestimmung von leckstellen in isolierten rohrleitungen - Google Patents
Schaltungsanordnung zur bestimmung von leckstellen in isolierten rohrleitungenInfo
- Publication number
- AT370229B AT370229B AT0313681A AT313681A AT370229B AT 370229 B AT370229 B AT 370229B AT 0313681 A AT0313681 A AT 0313681A AT 313681 A AT313681 A AT 313681A AT 370229 B AT370229 B AT 370229B
- Authority
- AT
- Austria
- Prior art keywords
- circuit arrangement
- determining leakage
- insulated pipelines
- pipelines
- insulated
- Prior art date
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
- G01M3/16—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
-
- 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
- G01M3/165—Investigating fluid-tightness of structures by using fluid or vacuum by detecting the presence of fluid at the leakage point using electric detection means by means of cables or similar elongated devices, e.g. tapes
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Examining Or Testing Airtightness (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0313681A AT370229B (de) | 1981-07-16 | 1981-07-16 | Schaltungsanordnung zur bestimmung von leckstellen in isolierten rohrleitungen |
DE19823225742 DE3225742A1 (de) | 1981-07-16 | 1982-07-09 | Schaltungsanordnung zur bestimmung von leckstellen isolierten rohrleitungen |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0313681A AT370229B (de) | 1981-07-16 | 1981-07-16 | Schaltungsanordnung zur bestimmung von leckstellen in isolierten rohrleitungen |
Publications (2)
Publication Number | Publication Date |
---|---|
ATA313681A ATA313681A (de) | 1982-07-15 |
AT370229B true AT370229B (de) | 1983-03-10 |
Family
ID=3545863
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT0313681A AT370229B (de) | 1981-07-16 | 1981-07-16 | Schaltungsanordnung zur bestimmung von leckstellen in isolierten rohrleitungen |
Country Status (2)
Country | Link |
---|---|
AT (1) | AT370229B (de) |
DE (1) | DE3225742A1 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE77155T1 (de) | 1983-06-30 | 1992-06-15 | Raychem Corp | Methode zur erkennung und beschaffung von information ueber die veraenderungen von variablen. |
EP0253085A1 (de) * | 1983-06-30 | 1988-01-20 | RAYCHEM CORPORATION (a Delaware corporation) | Methode zur Erkennung und Beschaffung von Information über die Veränderungen von Variablen |
US5015958A (en) * | 1983-06-30 | 1991-05-14 | Raychem Corporation | Elongate sensors comprising conductive polymers, and methods and apparatus using such sensors |
NZ208683A (en) * | 1983-06-30 | 1988-04-29 | Raychem Corp | Resistive sensor system for locating events |
US5382909A (en) | 1983-06-30 | 1995-01-17 | Raychem Corporation | Method for detecting and obtaining information about changes in variables |
JPS613300A (ja) * | 1984-04-11 | 1986-01-09 | レイケム・コ−ポレイシヨン | 可変状態の変化に関する情報の検出・獲得用装置 |
DE3503800A1 (de) * | 1985-02-05 | 1986-08-07 | HDW-Elektronik GmbH, 2300 Kiel | Einrichtung zur ermittlung von fehlerhaften abzweigen mit feuchtigkeitsorten in verzweigten rohrleitungsnetzen |
DE3687819T2 (de) | 1985-06-12 | 1993-06-09 | Raychem Corp | Kohlenwasserstoffsensor. |
DE3822123C1 (de) * | 1988-06-30 | 1990-03-15 | Bernd 2325 Grebin De Brandes | |
US4926129A (en) * | 1988-10-12 | 1990-05-15 | Raychem Corporation | Sensor assembly for detecting multiple events and distinguishing between them |
AT501758B1 (de) * | 2005-07-13 | 2006-11-15 | Bier Guenther Ing | Verfahren zur ortung von leckagen in rohren |
DE102011113039A1 (de) * | 2011-09-09 | 2013-03-14 | Kurt Bruse | Vorrichtung zum Erkennen von Leckagen an Leitungen von Undichtheiten in Wassersperren einer im Boden befindlichen Gebäudewand, sowie Schaltung zum Betreiben der Vorrichtung |
CN116658833B (zh) * | 2023-07-21 | 2023-09-29 | 昊天节能装备有限责任公司 | 一种供热管网架空管道支架 |
-
1981
- 1981-07-16 AT AT0313681A patent/AT370229B/de not_active IP Right Cessation
-
1982
- 1982-07-09 DE DE19823225742 patent/DE3225742A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
ATA313681A (de) | 1982-07-15 |
DE3225742A1 (de) | 1983-02-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ELJ | Ceased due to non-payment of the annual fee |