KR100494103B1 - 광학적 가스 센서 - Google Patents

광학적 가스 센서 Download PDF

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Publication number
KR100494103B1
KR100494103B1 KR1020030090539A KR20030090539A KR100494103B1 KR 100494103 B1 KR100494103 B1 KR 100494103B1 KR 1020030090539 A KR1020030090539 A KR 1020030090539A KR 20030090539 A KR20030090539 A KR 20030090539A KR 100494103 B1 KR100494103 B1 KR 100494103B1
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KR
South Korea
Prior art keywords
gas
optical
gas chamber
chamber
sensor
Prior art date
Application number
KR1020030090539A
Other languages
English (en)
Korean (ko)
Inventor
강지현
박정익
Original Assignee
(주)이엘티
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)이엘티 filed Critical (주)이엘티
Priority to KR1020030090539A priority Critical patent/KR100494103B1/ko
Priority to US10/596,390 priority patent/US7449694B2/en
Priority to PCT/KR2004/003243 priority patent/WO2005057188A1/en
Priority to CN200480036879A priority patent/CN100592075C/zh
Priority to JP2006543744A priority patent/JP4547385B2/ja
Priority to EP04808374A priority patent/EP1695066A4/en
Application granted granted Critical
Publication of KR100494103B1 publication Critical patent/KR100494103B1/ko

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Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/031—Multipass arrangements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/0303—Optical path conditioning in cuvettes, e.g. windows; adapted optical elements or systems; path modifying or adjustment
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
KR1020030090539A 2003-12-12 2003-12-12 광학적 가스 센서 KR100494103B1 (ko)

Priority Applications (6)

Application Number Priority Date Filing Date Title
KR1020030090539A KR100494103B1 (ko) 2003-12-12 2003-12-12 광학적 가스 센서
US10/596,390 US7449694B2 (en) 2003-12-12 2004-12-10 Gas sensor
PCT/KR2004/003243 WO2005057188A1 (en) 2003-12-12 2004-12-10 Gas sensor
CN200480036879A CN100592075C (zh) 2003-12-12 2004-12-10 气体传感器
JP2006543744A JP4547385B2 (ja) 2003-12-12 2004-12-10 ガスセンサ
EP04808374A EP1695066A4 (en) 2003-12-12 2004-12-10 GAS SENSOR

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020030090539A KR100494103B1 (ko) 2003-12-12 2003-12-12 광학적 가스 센서

Publications (1)

Publication Number Publication Date
KR100494103B1 true KR100494103B1 (ko) 2005-06-10

Family

ID=37302931

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020030090539A KR100494103B1 (ko) 2003-12-12 2003-12-12 광학적 가스 센서

Country Status (2)

Country Link
KR (1) KR100494103B1 (zh)
CN (1) CN100592075C (zh)

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100576541B1 (ko) * 2005-06-16 2006-05-03 (주) 인바이런먼트 리딩 테크놀러지 비분산 적외선 가스 센서를 위한 광 공동
KR100694636B1 (ko) * 2006-08-24 2007-03-14 (주)유성씨앤씨 광학적 가스 센서의 결합구조
KR100732709B1 (ko) 2006-08-24 2007-06-28 (주)유성씨앤씨 집광수단이 구비된 광학적 가스 센서
KR101026206B1 (ko) * 2006-08-22 2011-03-31 (주) 인바이런먼트 리딩 테크놀러지 비분산 적외선 방식의 가스 센서의 광 도파관
WO2017010581A1 (ko) * 2015-07-13 2017-01-19 한국교통대학교 산학협력단 복수의 독립된 광 경로를 갖는 광 도파관 및 그를 이용한 광학적 가스센서
CN109470644A (zh) * 2018-12-29 2019-03-15 汉威科技集团股份有限公司 紧凑型红外光学气体吸收池及红外气体传感器
KR20200007438A (ko) * 2018-07-13 2020-01-22 전자부품연구원 비분산 적외선 가스센서 및 그의 제조방법
KR102265045B1 (ko) * 2019-12-05 2021-06-15 한국광기술원 광학식 가스센서
WO2021159002A1 (en) * 2020-02-07 2021-08-12 Lumileds Llc Gas sensing system having quadric reflective surface
KR102381817B1 (ko) * 2021-05-03 2022-04-01 주식회사 이엘티센서 복수의 타원 반사체를 포함하는 광 도파관
KR102497757B1 (ko) * 2021-11-09 2023-02-08 주식회사 이엘티센서 복수의 포물 반사체로 구성된 광 도파관

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101587068B (zh) * 2009-05-27 2012-03-28 陈小英 一种多传感器气体分析仪
CN102338737A (zh) * 2010-07-21 2012-02-01 友丽系统制造股份有限公司 光电式气体感测装置及其制造方法
CN102778441A (zh) * 2012-07-12 2012-11-14 电子科技大学 具有弯管光腔气室的高精度红外气体传感器
CN103091279A (zh) * 2013-01-11 2013-05-08 四川汇源科技发展股份有限公司 一种具有弯管气室的气体传感器
CN103822893B (zh) * 2014-02-28 2016-07-06 江苏物联网研究发展中心 一种ndir气体传感器
DE102014014557B4 (de) * 2014-09-30 2016-09-29 Paragon Ag Sensoranordnung zur Erfassung der CO2-Konzentration in einem Innenraum
TWI595226B (zh) * 2016-04-29 2017-08-11 熱映光電股份有限公司 氣體量測裝置
CN107356546A (zh) * 2016-05-10 2017-11-17 热映光电股份有限公司 气体测量装置
DE102016010088A1 (de) 2016-08-23 2018-03-01 Dräger Safety AG & Co. KGaA Messvorrichtung zur Absorptionsmessung von Gasen
CN108827898B (zh) * 2018-04-18 2021-04-20 北京理工大学 一种连续变焦的显微红外光学增强系统及方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54130187A (en) * 1978-03-20 1979-10-09 Coulter Electronics Method and device for collecting radiant ray
US4189236A (en) * 1978-03-20 1980-02-19 Coulter Electronics, Inc. Ellipsoid-conic radiation collector and method
US5116120A (en) * 1989-12-15 1992-05-26 Volkswagen Ag Gas analyzer having a test chamber traversed by radiation
US5170064A (en) * 1989-09-29 1992-12-08 Atomic Energy Of Canada Limited Infrared-based gas detector using a cavity having elliptical reflecting surface
WO1999041592A1 (en) * 1998-02-17 1999-08-19 Martin Hans Goeran Evald A method of producing a detector belonging to a gas sensor, and a detector produced in accordance with the method
US5973326A (en) * 1996-08-10 1999-10-26 Eev Limited Gas monitors
US6194735B1 (en) * 1996-08-28 2001-02-27 Martin Hans Goeran Evald Gas sensor

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS54130187A (en) * 1978-03-20 1979-10-09 Coulter Electronics Method and device for collecting radiant ray
US4189236A (en) * 1978-03-20 1980-02-19 Coulter Electronics, Inc. Ellipsoid-conic radiation collector and method
US5170064A (en) * 1989-09-29 1992-12-08 Atomic Energy Of Canada Limited Infrared-based gas detector using a cavity having elliptical reflecting surface
US5116120A (en) * 1989-12-15 1992-05-26 Volkswagen Ag Gas analyzer having a test chamber traversed by radiation
US5973326A (en) * 1996-08-10 1999-10-26 Eev Limited Gas monitors
US6194735B1 (en) * 1996-08-28 2001-02-27 Martin Hans Goeran Evald Gas sensor
WO1999041592A1 (en) * 1998-02-17 1999-08-19 Martin Hans Goeran Evald A method of producing a detector belonging to a gas sensor, and a detector produced in accordance with the method

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008544247A (ja) * 2005-06-16 2008-12-04 イーエルティー インコーポレイテッド ガスセンサーのための光空洞
KR100576541B1 (ko) * 2005-06-16 2006-05-03 (주) 인바이런먼트 리딩 테크놀러지 비분산 적외선 가스 센서를 위한 광 공동
KR101026206B1 (ko) * 2006-08-22 2011-03-31 (주) 인바이런먼트 리딩 테크놀러지 비분산 적외선 방식의 가스 센서의 광 도파관
KR100694636B1 (ko) * 2006-08-24 2007-03-14 (주)유성씨앤씨 광학적 가스 센서의 결합구조
KR100732709B1 (ko) 2006-08-24 2007-06-28 (주)유성씨앤씨 집광수단이 구비된 광학적 가스 센서
WO2017010581A1 (ko) * 2015-07-13 2017-01-19 한국교통대학교 산학협력단 복수의 독립된 광 경로를 갖는 광 도파관 및 그를 이용한 광학적 가스센서
KR102246452B1 (ko) * 2018-07-13 2021-04-30 한국전자기술연구원 비분산 적외선 가스센서 및 그의 제조방법
KR20200007438A (ko) * 2018-07-13 2020-01-22 전자부품연구원 비분산 적외선 가스센서 및 그의 제조방법
CN109470644A (zh) * 2018-12-29 2019-03-15 汉威科技集团股份有限公司 紧凑型红外光学气体吸收池及红外气体传感器
CN109470644B (zh) * 2018-12-29 2024-05-03 汉威科技集团股份有限公司 紧凑型红外光学气体吸收池及红外气体传感器
KR102265045B1 (ko) * 2019-12-05 2021-06-15 한국광기술원 광학식 가스센서
WO2021159002A1 (en) * 2020-02-07 2021-08-12 Lumileds Llc Gas sensing system having quadric reflective surface
US11740179B2 (en) 2020-02-07 2023-08-29 Lumileds Llc Gas sensing system having quadric reflective surface
KR102381817B1 (ko) * 2021-05-03 2022-04-01 주식회사 이엘티센서 복수의 타원 반사체를 포함하는 광 도파관
KR102497757B1 (ko) * 2021-11-09 2023-02-08 주식회사 이엘티센서 복수의 포물 반사체로 구성된 광 도파관

Also Published As

Publication number Publication date
CN100592075C (zh) 2010-02-24
CN1890554A (zh) 2007-01-03

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