KR102578775B9 - Temperature sensing apparatus using fiber bragg grating sensor - Google Patents

Temperature sensing apparatus using fiber bragg grating sensor

Info

Publication number
KR102578775B9
KR102578775B9 KR1020210067868A KR20210067868A KR102578775B9 KR 102578775 B9 KR102578775 B9 KR 102578775B9 KR 1020210067868 A KR1020210067868 A KR 1020210067868A KR 20210067868 A KR20210067868 A KR 20210067868A KR 102578775 B9 KR102578775 B9 KR 102578775B9
Authority
KR
South Korea
Prior art keywords
temperature sensing
bragg grating
sensing apparatus
fiber bragg
grating sensor
Prior art date
Application number
KR1020210067868A
Other languages
Korean (ko)
Other versions
KR20220159810A (en
KR102578775B1 (en
Inventor
이금석
이금준
Original Assignee
(주)에프비지코리아
이금석
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.)
Filing date
Publication date
Application filed by (주)에프비지코리아, 이금석 filed Critical (주)에프비지코리아
Priority to KR1020210067868A priority Critical patent/KR102578775B1/en
Publication of KR20220159810A publication Critical patent/KR20220159810A/en
Application granted granted Critical
Publication of KR102578775B1 publication Critical patent/KR102578775B1/en
Publication of KR102578775B9 publication Critical patent/KR102578775B9/en

Links

Classifications

    • 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
    • G01K11/3206—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 at discrete locations in the fibre, e.g. using Bragg scattering
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/08—Protective devices, e.g. casings
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
    • G01K1/00—Details of thermometers not specially adapted for particular types of thermometer
    • G01K1/14—Supports; Fastening devices; Arrangements for mounting thermometers in particular locations
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/02—Optical fibres with cladding with or without a coating
    • G02B6/02057—Optical fibres with cladding with or without a coating comprising gratings
    • G02B6/02076—Refractive index modulation gratings, e.g. Bragg gratings
KR1020210067868A 2021-05-26 2021-05-26 Temperature sensing apparatus using fiber bragg grating sensor KR102578775B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1020210067868A KR102578775B1 (en) 2021-05-26 2021-05-26 Temperature sensing apparatus using fiber bragg grating sensor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020210067868A KR102578775B1 (en) 2021-05-26 2021-05-26 Temperature sensing apparatus using fiber bragg grating sensor

Publications (3)

Publication Number Publication Date
KR20220159810A KR20220159810A (en) 2022-12-05
KR102578775B1 KR102578775B1 (en) 2023-09-15
KR102578775B9 true KR102578775B9 (en) 2024-02-08

Family

ID=84392028

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020210067868A KR102578775B1 (en) 2021-05-26 2021-05-26 Temperature sensing apparatus using fiber bragg grating sensor

Country Status (1)

Country Link
KR (1) KR102578775B1 (en)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE787114A (en) * 1971-08-05 1973-02-05 Emerson Electric Co PRISMATIC LENS FOR LIGHTING DEVICES
JPS63249116A (en) * 1987-04-03 1988-10-17 Nippon Telegr & Teleph Corp <Ntt> Connector for optical fiber
KR100793857B1 (en) * 2006-08-11 2008-01-11 한국건설기술연구원 Anchoring device capable to be one body with measuring object and monitoring system using fiber optical sensor
KR100810723B1 (en) * 2006-08-16 2008-03-07 오리온광통신(주) temperature measuring apparatus of bus bar for high voltage
JP5144355B2 (en) * 2007-04-24 2013-02-13 古河電気工業株式会社 Optical fiber grating device and optical fiber laser
KR100992628B1 (en) 2010-02-09 2010-11-05 이금석 A pressure displacement measuring sensor using optical fiber bragg grating senor
KR101057309B1 (en) 2010-12-30 2011-08-16 이금석 Apparatus for measuring convergence using fiber bragg grating sensor
KR20150130811A (en) * 2014-05-14 2015-11-24 (주)에프비지코리아 Optical fiber connect apparatus and connect method
JP7011214B2 (en) * 2017-08-31 2022-01-26 横河電機株式会社 Fiber optic sensor measurement unit

Also Published As

Publication number Publication date
KR20220159810A (en) 2022-12-05
KR102578775B1 (en) 2023-09-15

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E701 Decision to grant or registration of patent right
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G170 Re-publication after modification of scope of protection [patent]