NO842648L - Fremgangsmaate og innretning for detektering av oppnaaelse av informasjon om endringer i variable stoerrelser - Google Patents
Fremgangsmaate og innretning for detektering av oppnaaelse av informasjon om endringer i variable stoerrelserInfo
- Publication number
- NO842648L NO842648L NO842648A NO842648A NO842648L NO 842648 L NO842648 L NO 842648L NO 842648 A NO842648 A NO 842648A NO 842648 A NO842648 A NO 842648A NO 842648 L NO842648 L NO 842648L
- Authority
- NO
- Norway
- Prior art keywords
- impedance
- event
- locating
- source
- connection
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims description 34
- 238000012360 testing method Methods 0.000 claims description 42
- 239000004020 conductor Substances 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 25
- 230000004807 localization Effects 0.000 claims description 20
- 229920001940 conductive polymer Polymers 0.000 claims description 19
- 230000015572 biosynthetic process Effects 0.000 claims description 10
- 238000005259 measurement Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 101100400378 Mus musculus Marveld2 gene Proteins 0.000 claims 1
- 230000008859 change Effects 0.000 description 25
- 229920000642 polymer Polymers 0.000 description 11
- 239000000463 material Substances 0.000 description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 8
- 239000003792 electrolyte Substances 0.000 description 8
- 239000000126 substance Substances 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 230000009466 transformation Effects 0.000 description 6
- 229910000639 Spring steel Inorganic materials 0.000 description 5
- 230000008901 benefit Effects 0.000 description 5
- 150000001875 compounds Chemical class 0.000 description 5
- 239000000203 mixture Substances 0.000 description 5
- 230000000875 corresponding effect Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 229910000734 martensite Inorganic materials 0.000 description 4
- 229910001006 Constantan Inorganic materials 0.000 description 3
- 239000010949 copper Substances 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 3
- 239000006260 foam Substances 0.000 description 3
- 150000002739 metals Chemical class 0.000 description 3
- 230000035945 sensitivity Effects 0.000 description 3
- 239000002033 PVDF binder Substances 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 239000006229 carbon black Substances 0.000 description 2
- 238000012993 chemical processing Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 239000002322 conducting polymer Substances 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 229920001971 elastomer Polymers 0.000 description 2
- 230000005670 electromagnetic radiation Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000000155 melt Substances 0.000 description 2
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910001369 Brass Inorganic materials 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004743 Polypropylene Substances 0.000 description 1
- HZEWFHLRYVTOIW-UHFFFAOYSA-N [Ti].[Ni] Chemical compound [Ti].[Ni] HZEWFHLRYVTOIW-UHFFFAOYSA-N 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 239000010951 brass Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 239000011231 conductive filler Substances 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 230000002596 correlated effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000806 elastomer Substances 0.000 description 1
- HQQADJVZYDDRJT-UHFFFAOYSA-N ethene;prop-1-ene Chemical group C=C.CC=C HQQADJVZYDDRJT-UHFFFAOYSA-N 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 description 1
- 229910001092 metal group alloy Inorganic materials 0.000 description 1
- 229910001000 nickel titanium Inorganic materials 0.000 description 1
- 229920000620 organic polymer Polymers 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000008961 swelling Effects 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920002725 thermoplastic elastomer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
- 238000011179 visual inspection Methods 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
- G01M3/042—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
- G01M3/165—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
-
- 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
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/08—Locating faults in cables, transmission lines, or networks
- G01R31/081—Locating faults in cables, transmission lines, or networks according to type of conductors
- G01R31/083—Locating faults in cables, transmission lines, or networks according to type of conductors in cables, e.g. underground
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B23/00—Alarms responsive to unspecified undesired or abnormal conditions
-
- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/018—Sensor coding by detecting magnitude of an electrical parameter, e.g. resistance
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Locating Faults (AREA)
- Examining Or Testing Airtightness (AREA)
- Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US50989783A | 1983-06-30 | 1983-06-30 | |
| US59904784A | 1984-04-11 | 1984-04-11 | |
| US60348584A | 1984-04-24 | 1984-04-24 | |
| US61810984A | 1984-06-07 | 1984-06-07 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO842648L true NO842648L (no) | 1985-01-02 |
Family
ID=27504485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO842648A NO842648L (no) | 1983-06-30 | 1984-06-29 | Fremgangsmaate og innretning for detektering av oppnaaelse av informasjon om endringer i variable stoerrelser |
Country Status (12)
| Country | Link |
|---|---|
| EP (1) | EP0133748B1 (de) |
| DE (1) | DE3485767T2 (de) |
| DK (1) | DK322384A (de) |
| ES (1) | ES8704019A1 (de) |
| FI (1) | FI81681C (de) |
| GB (1) | GB2143979B (de) |
| HK (1) | HK94191A (de) |
| IL (1) | IL72246A (de) |
| IN (2) | IN165617B (de) |
| MX (1) | MX160660A (de) |
| NO (1) | NO842648L (de) |
| NZ (1) | NZ208683A (de) |
Families Citing this family (15)
| 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. |
| GB8524237D0 (en) * | 1985-10-02 | 1985-11-06 | Raychem Gmbh | Pressure sensor |
| DK87287A (da) | 1986-02-20 | 1987-08-21 | Raychem Corp | Fremgangsmaade og apparat for anvendelse af ionbyttemateriale |
| US4888098A (en) * | 1986-02-20 | 1989-12-19 | Raychem Corporation | Method and articles employing ion exchange material |
| US4931741A (en) * | 1987-06-03 | 1990-06-05 | Raychem Corporation | Branched sensor system |
| US4843327A (en) * | 1987-06-03 | 1989-06-27 | Raychem Corporation | Branched sensor system |
| US4922183A (en) * | 1988-06-03 | 1990-05-01 | Raychem Corporation | Methods, systems and apparatus for detecting changes in variables |
| GB2220494B (en) * | 1988-07-09 | 1992-04-15 | Gore & Ass | A system for the detection and location of leaks |
| JPH0230038U (de) * | 1988-08-18 | 1990-02-26 | ||
| US4926129A (en) * | 1988-10-12 | 1990-05-15 | Raychem Corporation | Sensor assembly for detecting multiple events and distinguishing between them |
| CH680958A5 (de) * | 1989-11-08 | 1992-12-15 | Domotec Ag | |
| GB9102385D0 (en) * | 1991-02-04 | 1991-03-20 | Raychem Ltd | Temperature sensor |
| GB2276766A (en) * | 1993-04-01 | 1994-10-05 | John Cross Mcnab | Heat and compression detection cable |
| FR2709347B1 (fr) * | 1993-08-27 | 1995-10-13 | Ttk | Installation de détection et de localisation de fuites de liquide. |
| DE102012103123B4 (de) * | 2012-04-12 | 2014-08-21 | Cummins Ltd. | Abgasnachbehandlungseinrichtung und Verfahren zum Betrieb einer solchen |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT58704B (de) * | 1910-11-18 | 1913-04-25 | Julius Heinrich Joh Stephenson | Schaltungsanordnung zur Fehlerortbestimmung an Kabeln und Leitungen. |
| US2581213A (en) * | 1949-12-15 | 1952-01-01 | Gen Electric | Temperature responsive signaling and locating system |
| US3800216A (en) * | 1971-08-11 | 1974-03-26 | Dynatel Corp | Cable fault locator apparatus and method with reference voltage comparison |
| CH547531A (de) * | 1972-07-17 | 1974-03-29 | Cerberus Ag | Feuermeldeanlage. |
| US3991413A (en) * | 1975-06-23 | 1976-11-09 | Berger Philip H | Constant current detector system |
| NO803157L (no) * | 1979-10-26 | 1981-04-27 | Raychem Corp | Feildetekterende foeler. |
| AT370229B (de) * | 1981-07-16 | 1983-03-10 | Egger K Kunststoffwerk | Schaltungsanordnung zur bestimmung von leckstellen in isolierten rohrleitungen |
| US4453159A (en) * | 1981-09-28 | 1984-06-05 | Thermon Manufacturing Company | Self-monitoring heat tracing system |
-
1984
- 1984-06-27 IL IL72246A patent/IL72246A/xx unknown
- 1984-06-27 NZ NZ208683A patent/NZ208683A/en unknown
- 1984-06-29 MX MX201842A patent/MX160660A/es unknown
- 1984-06-29 EP EP84304502A patent/EP0133748B1/de not_active Expired
- 1984-06-29 DK DK322384A patent/DK322384A/da not_active Application Discontinuation
- 1984-06-29 NO NO842648A patent/NO842648L/no unknown
- 1984-06-29 DE DE8787106434T patent/DE3485767T2/de not_active Expired - Lifetime
- 1984-06-29 GB GB08416672A patent/GB2143979B/en not_active Expired
- 1984-06-29 FI FI842636A patent/FI81681C/fi not_active IP Right Cessation
- 1984-06-29 ES ES533872A patent/ES8704019A1/es not_active Expired
-
1985
- 1985-06-24 IN IN465/MAS/85A patent/IN165617B/en unknown
- 1985-06-24 IN IN464/MAS/85A patent/IN165616B/en unknown
-
1991
- 1991-11-21 HK HK941/91A patent/HK94191A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| DE3485767T2 (de) | 1993-02-04 |
| FI842636A (fi) | 1984-12-31 |
| MX160660A (es) | 1990-04-05 |
| IL72246A0 (en) | 1984-10-31 |
| DE3485767D1 (de) | 1992-07-16 |
| HK94191A (en) | 1991-11-29 |
| DK322384A (da) | 1984-12-31 |
| DK322384D0 (da) | 1984-06-29 |
| IN165617B (de) | 1989-11-25 |
| GB2143979A (en) | 1985-02-20 |
| FI81681B (fi) | 1990-07-31 |
| ES8704019A1 (es) | 1987-03-01 |
| ES533872A0 (es) | 1987-03-01 |
| IL72246A (en) | 1989-09-28 |
| NZ208683A (en) | 1988-04-29 |
| GB2143979B (en) | 1987-10-21 |
| EP0133748B1 (de) | 1989-03-15 |
| GB8416672D0 (en) | 1984-08-01 |
| FI81681C (fi) | 1990-11-12 |
| EP0133748A1 (de) | 1985-03-06 |
| IN165616B (de) | 1989-11-25 |
| FI842636A0 (fi) | 1984-06-29 |
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