SE468229B - Optisk fiberkabel foer detektering av en temperaturfoeraendring - Google Patents

Optisk fiberkabel foer detektering av en temperaturfoeraendring

Info

Publication number: SE468229B
Authority: SE; Sweden
Prior art keywords: temperature; optical fiber; coefficient; fiber cable; polymeric material
Prior art date: 1989-10-02

Application number

SE8903229A

Other languages

English (en)

Swedish (sv)

Other versions

SE8903229L (sv

SE8903229D0 (sv

Inventor

B J A Carlstroem

Original Assignee

Survoir Ltd

Ericsson Telefon Ab L M

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1989-10-02

Filing date

1989-10-02

Publication date

1992-11-23

1989-10-02 Application filed by Survoir Ltd, Ericsson Telefon Ab L M filed Critical Survoir Ltd

1989-10-02 Priority to SE8903229A priority Critical patent/SE468229B/sv

1989-10-02 Publication of SE8903229D0 publication Critical patent/SE8903229D0/xx

1990-09-21 Priority to EP90850314A priority patent/EP0421967A1/de

1990-10-02 Priority to DK90914975.9T priority patent/DK0494930T3/da

1990-10-02 Priority to JP2264925A priority patent/JP3061407B2/ja

1990-10-02 Priority to PCT/SE1990/000632 priority patent/WO1991005230A1/en

1990-10-02 Priority to AT90914975T priority patent/ATE131607T1/de

1990-10-02 Priority to DE69024224T priority patent/DE69024224T2/de

1990-10-02 Priority to ES90914975T priority patent/ES2080839T3/es

1990-10-02 Priority to AU65229/90A priority patent/AU6522990A/en

1990-10-02 Priority to EP90914975A priority patent/EP0494930B1/de

1990-10-02 Priority to US07/844,592 priority patent/US5251274A/en

1991-04-03 Publication of SE8903229L publication Critical patent/SE8903229L/

1992-04-01 Priority to NO92921270A priority patent/NO921270L/no

1992-11-23 Publication of SE468229B publication Critical patent/SE468229B/sv

Links

239000013307 optical fiber Substances 0.000 title claims abstract description 28
239000000835 fiber Substances 0.000 claims abstract description 45
238000001514 detection method Methods 0.000 claims abstract description 14
230000002238 attenuated effect Effects 0.000 claims abstract description 11
239000000463 material Substances 0.000 claims description 33
239000004033 plastic Substances 0.000 claims description 7
229920003023 plastic Polymers 0.000 claims description 7
229920000049 Carbon (fiber) Polymers 0.000 claims description 3
125000004432 carbon atom Chemical group C* 0.000 claims description 3
239000004917 carbon fiber Substances 0.000 claims description 3
VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 3
229920000642 polymer Polymers 0.000 abstract description 2
239000002861 polymer material Substances 0.000 abstract 2
238000005253 cladding Methods 0.000 abstract 1
238000000253 optical time-domain reflectometry Methods 0.000 description 6
OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 5
238000002474 experimental method Methods 0.000 description 5
238000010586 diagram Methods 0.000 description 4
238000012544 monitoring process Methods 0.000 description 4
238000004519 manufacturing process Methods 0.000 description 2
229920000915 polyvinyl chloride Polymers 0.000 description 2
239000004800 polyvinyl chloride Substances 0.000 description 2
NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 description 1
229920005830 Polyurethane Foam Polymers 0.000 description 1
238000003287 bathing Methods 0.000 description 1
230000003247 decreasing effect Effects 0.000 description 1
230000000694 effects Effects 0.000 description 1
229920001971 elastomer Polymers 0.000 description 1
235000019589 hardness Nutrition 0.000 description 1
238000005259 measurement Methods 0.000 description 1
239000011496 polyurethane foam Substances 0.000 description 1
230000001681 protective effect Effects 0.000 description 1
230000002441 reversible effect Effects 0.000 description 1
230000000630 rising effect Effects 0.000 description 1

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K5/00—Measuring temperature based on the expansion or contraction of a material
- G01K5/48—Measuring temperature based on the expansion or contraction of a material the material being a solid
- G01K5/50—Measuring temperature based on the expansion or contraction of a material the material being a solid arranged for free expansion or contraction
- G01K5/52—Measuring temperature based on the expansion or contraction of a material the material being a solid arranged for free expansion or contraction with electrical conversion means for final indication
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K11/00—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00
- G01K11/32—Measuring temperature based upon physical or chemical changes not covered by groups G01K3/00, G01K5/00, G01K7/00 or G01K9/00 using changes in transmittance, scattering or luminescence in optical fibres

Landscapes

Physics & Mathematics (AREA)
General Physics & Mathematics (AREA)
Measuring Temperature Or Quantity Of Heat (AREA)
Optical Fibers, Optical Fiber Cores, And Optical Fiber Bundles (AREA)
Light Guides In General And Applications Therefor (AREA)

SE8903229A 1989-10-02 1989-10-02 Optisk fiberkabel foer detektering av en temperaturfoeraendring SE468229B (sv)

Priority Applications (12)

Application Number	Priority Date	Filing Date	Title
SE8903229A SE468229B (sv)	1989-10-02	1989-10-02	Optisk fiberkabel foer detektering av en temperaturfoeraendring
EP90850314A EP0421967A1 (de)	1989-10-02	1990-09-21	Lichtleitfaser für die Detektion von Temperaturänderung
US07/844,592 US5251274A (en)	1989-10-02	1990-10-02	Optical fibre cable for detecting a change in temperature
DE69024224T DE69024224T2 (de)	1989-10-02	1990-10-02	Optisches faserkabel zur bestimmung von temperaturänderungen
JP2264925A JP3061407B2 (ja)	1989-10-02	1990-10-02	温度変化検出用光ファイバケーブル
PCT/SE1990/000632 WO1991005230A1 (en)	1989-10-02	1990-10-02	Optical fibre cable for detecting a change in temperature
AT90914975T ATE131607T1 (de)	1989-10-02	1990-10-02	Optisches faserkabel zur bestimmung von temperaturänderungen
DK90914975.9T DK0494930T3 (da)	1989-10-02	1990-10-02	Optisk fiberkabel til bestemmelse af temperaturændringer
ES90914975T ES2080839T3 (es)	1989-10-02	1990-10-02	Un cable de fibra optica para detectar un cambio de temperatura.
AU65229/90A AU6522990A (en)	1989-10-02	1990-10-02	Optical fibre cable for detecting a change in temperature
EP90914975A EP0494930B1 (de)	1989-10-02	1990-10-02	Optisches faserkabel zur bestimmung von temperaturänderungen
NO92921270A NO921270L (no)	1989-10-02	1992-04-01	Optisk fiberkanal for detektering av temperaturendring

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
SE8903229A SE468229B (sv)	1989-10-02	1989-10-02	Optisk fiberkabel foer detektering av en temperaturfoeraendring

Publications (3)

Publication Number	Publication Date
SE8903229D0 SE8903229D0 (sv)	1989-10-02
SE8903229L SE8903229L (sv)	1991-04-03
SE468229B true SE468229B (sv)	1992-11-23

Family

ID=20377026

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
SE8903229A SE468229B (sv)	1989-10-02	1989-10-02	Optisk fiberkabel foer detektering av en temperaturfoeraendring

Country Status (11)

Country	Link
US (1)	US5251274A (de)
EP (2)	EP0421967A1 (de)
JP (1)	JP3061407B2 (de)
AT (1)	ATE131607T1 (de)
AU (1)	AU6522990A (de)
DE (1)	DE69024224T2 (de)
DK (1)	DK0494930T3 (de)
ES (1)	ES2080839T3 (de)
NO (1)	NO921270L (de)
SE (1)	SE468229B (de)
WO (1)	WO1991005230A1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0553675A1 (de) *	1992-01-29	1993-08-04	Siemens Aktiengesellschaft	Verfahren und Vorrichtung zur Überwachung der Temperatur in einem Turbinenbauteil
US5419636A (en) *	1993-08-12	1995-05-30	Sandia Corporation	Microbend fiber-optic temperature sensor
SE502778C2 (sv) *	1993-10-14	1996-01-08	Ericsson Telefon Ab L M	Optisk fiber för användning som givare jämte förfarande för framställning av en optisk fiber för användning som givare
CA2178076A1 (en) *	1994-10-03	1996-04-11	Arnold Harold Hartog	Monitoring wall temperatures of reactor vessels
US6205280B1 (en) *	1998-08-25	2001-03-20	Molecular Optoelectronics Corporation	Blockless fiber optic attenuators and attenuation systems employing dispersion controlled polymers
US6144780A (en) *	1998-10-05	2000-11-07	Lucent Technologies Inc.	Polymer waveguide switch and method
DE19935439A1 (de) *	1999-07-28	2001-02-15	Siemens Ag	Sensorleitung
DE10111640A1 (de)	2001-03-10	2002-10-02	Airbus Gmbh	Verfahren zur Ermittlung und Meldung von Überhitzungen und Feuern in einem Flugzeug
US7077566B2 (en) *	2003-12-11	2006-07-18	General Electric Company	Methods and apparatus for temperature measurement and control in electromagnetic coils
US20090067776A1 (en) *	2007-09-11	2009-03-12	Schlumberger Technology Corporation	Optical fibers
JP5353262B2 (ja) *	2008-04-02	2013-11-27	富士通株式会社	温度計測方法、温度制御システム、風量測定装置及び発熱量測定装置
US8303176B2 (en) *	2010-05-11	2012-11-06	Vladimir Kochergin	Cryogenic fiber optic temperature sensor and method of manufacturing the same
GB2518190B (en) *	2013-09-12	2018-06-06	Buddi Ltd	Tag including a thermo-chromic optical fibre
US9964698B1 (en) *	2016-10-28	2018-05-08	The Boeing Company	Multicore optical fiber cable strain enhancement
DE102018117979A1 (de) *	2018-07-25	2020-01-30	Brugg Rohr Ag Holding	Doppelwandiges Leitungsrohr sowie ein Lichtwellenleiter für ein solches Leitungsrohr

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4417782A (en) *	1980-03-31	1983-11-29	Raychem Corporation	Fiber optic temperature sensing
JPS57111424A (en) *	1980-12-29	1982-07-10	Fujitsu Ltd	Optical temperature detector
US4463254A (en) *	1981-08-27	1984-07-31	Trw Inc.	Microbending of optical fibers for remote force measurement
JPS5950676A (ja) *	1982-09-17	1984-03-23	Hitachi Ltd	可変速再生用ビデオテ−プレコ−ダ
GB8311256D0 (en) *	1983-04-26	1983-06-02	Central Electr Generat Board	Measuring external parameter
JPS59203929A (ja) *	1983-05-06	1984-11-19	Sumitomo Electric Ind Ltd	光ファイバ用感温収縮部材
US4729627A (en) *	1983-08-15	1988-03-08	Sumitomo Electric Industries, Ltd.	Optical fiber cable for detecting low temperature
SE443656B (sv) *	1984-07-20	1986-03-03	Ericsson Telefon Ab L M	Mikrobojkenslig optisk fiberkabel
GB2170593B (en) *	1985-02-01	1988-09-14	Central Electr Generat Board	Temperature measurement
JPS6269131A (ja) *	1985-09-24	1987-03-30	Fujikura Ltd	光フアイバ温度センサ
JPS6269132A (ja) *	1985-09-24	1987-03-30	Fujikura Ltd	光フアイバ温度センサ

1989
- 1989-10-02 SE SE8903229A patent/SE468229B/sv not_active IP Right Cessation
1990
- 1990-09-21 EP EP90850314A patent/EP0421967A1/de not_active Withdrawn
- 1990-10-02 AT AT90914975T patent/ATE131607T1/de not_active IP Right Cessation
- 1990-10-02 EP EP90914975A patent/EP0494930B1/de not_active Expired - Lifetime
- 1990-10-02 WO PCT/SE1990/000632 patent/WO1991005230A1/en not_active Ceased
- 1990-10-02 US US07/844,592 patent/US5251274A/en not_active Expired - Lifetime
- 1990-10-02 DE DE69024224T patent/DE69024224T2/de not_active Expired - Lifetime
- 1990-10-02 JP JP2264925A patent/JP3061407B2/ja not_active Expired - Lifetime
- 1990-10-02 ES ES90914975T patent/ES2080839T3/es not_active Expired - Lifetime
- 1990-10-02 AU AU65229/90A patent/AU6522990A/en not_active Abandoned
- 1990-10-02 DK DK90914975.9T patent/DK0494930T3/da active
1992
- 1992-04-01 NO NO92921270A patent/NO921270L/no unknown

Also Published As

Publication number	Publication date
SE8903229L (sv)	1991-04-03
NO921270L (no)	1992-05-19
DK0494930T3 (da)	1996-01-22
ES2080839T3 (es)	1996-02-16
JPH03132604A (ja)	1991-06-06
US5251274A (en)	1993-10-05
EP0421967A1 (de)	1991-04-10
WO1991005230A1 (en)	1991-04-18
DE69024224D1 (de)	1996-01-25
EP0494930A1 (de)	1992-07-22
JP3061407B2 (ja)	2000-07-10
AU6522990A (en)	1991-04-28
EP0494930B1 (de)	1995-12-13
DE69024224T2 (de)	1996-05-02
NO921270D0 (no)	1992-04-01
ATE131607T1 (de)	1995-12-15
SE8903229D0 (sv)	1989-10-02

Legal Events

Date

Code

Title

Description

1995-01-31

NAL

Patent in force

Ref document number: 8903229-6

Format of ref document f/p: F

2009-06-16

NUG

Patent has lapsed

Publication	Publication Date	Title
SE468229B (sv)	1992-11-23	Optisk fiberkabel foer detektering av en temperaturfoeraendring
US4203326A (en)	1980-05-20	Method and means for improved optical temperature sensor
US5026141A (en)	1991-06-25	Structural monitoring system using fiber optics
AU2006288956B2 (en)	2011-02-24	Fire detection
EP0950170B1 (de)	2002-09-11	Anordnung zur erhöhung der mechanischen spannung in inneren faseroptischen sensoren und aufbau für rauhe umgebengen
US4927232A (en)	1990-05-22	Structural monitoring system using fiber optics
US20110058778A1 (en)	2011-03-10	Cable including strain-free fiber and strain-coupled fiber
US5627934A (en)	1997-05-06	Concentric core optical fiber with multiple-mode signal transmission
US5903685A (en)	1999-05-11	Sensor arrangement
CN102607773A (zh)	2012-07-25	使用光纤的渗漏检测装置
US11435539B2 (en)	2022-09-06	Fiber optic cable for distributed sensing with rodent resistant components from hardened materials
Remouche et al.	2007	Intrinsic integrated optical temperature sensor based on waveguide bend loss
CN214066388U (zh)	2021-08-27	一种传感光单元及线缆
KR20010072920A (ko)	2001-07-31	간섭 광학 측정을 기초로 하는 박막 변형률 센서
EP3850311B1 (de)	2023-10-11	Faseroptische kabel
US5231681A (en)	1993-07-27	Optical fibre cable for detecting a change in temperature
Łakomski et al.	2025	Determination of Brillouin backscattering strain and temperature coefficients in telecommunication optical fibers
NO342298B1 (en)	2018-04-30	Measuring operational parameters in an esp seal with fiber optic sensors
CA1159691A (en)	1984-01-03	Infrared light transmission path
JP3224762B2 (ja)	2001-11-05	光ファイバケーブル
KR101223105B1 (ko)	2013-01-17	분포형 광섬유 센서를 이용한 다점형 온도계측장치
EP0490849B1 (de)	1995-11-02	Lichtleitfaser für die Detektion von Temperaturänderung
KR102633637B1 (ko)	2024-02-05	광섬유센서케이블과 이를 구비한 광섬유센서모듈 및 절개지 붕괴감시장치
SE467598B (sv)	1992-08-10	Optisk fiberkabel foer detektering av en temperaturfoeraendring
JPH0442769Y2 (de)	1992-10-09