DE69635759D1 - Nichtdispersiver Infrarotanalysator - Google Patents

Nichtdispersiver Infrarotanalysator

Info

Publication number
DE69635759D1
DE69635759D1 DE69635759T DE69635759T DE69635759D1 DE 69635759 D1 DE69635759 D1 DE 69635759D1 DE 69635759 T DE69635759 T DE 69635759T DE 69635759 T DE69635759 T DE 69635759T DE 69635759 D1 DE69635759 D1 DE 69635759D1
Authority
DE
Germany
Prior art keywords
dispersive infrared
infrared analyzer
analyzer
dispersive
infrared
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Fee Related
Application number
DE69635759T
Other languages
English (en)
Other versions
DE69635759T2 (de
Inventor
Katsuhiko Araya
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shimadzu Corp
Original Assignee
Shimadzu Corp
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 Shimadzu Corp filed Critical Shimadzu Corp
Application granted granted Critical
Publication of DE69635759D1 publication Critical patent/DE69635759D1/de
Publication of DE69635759T2 publication Critical patent/DE69635759T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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
    • G01N21/17—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
    • 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
    • G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection
    • 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
    • G01N21/05—Flow-through cuvettes

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE1996635759 1995-05-29 1996-05-21 Nichtdispersiver Infrarotanalysator Expired - Fee Related DE69635759T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP13082095A JP3041827B2 (ja) 1995-05-29 1995-05-29 赤外線ガス分析計
JP13082095 1995-05-29

Publications (2)

Publication Number Publication Date
DE69635759D1 true DE69635759D1 (de) 2006-04-13
DE69635759T2 DE69635759T2 (de) 2006-11-02

Family

ID=15043484

Family Applications (1)

Application Number Title Priority Date Filing Date
DE1996635759 Expired - Fee Related DE69635759T2 (de) 1995-05-29 1996-05-21 Nichtdispersiver Infrarotanalysator

Country Status (4)

Country Link
US (1) US5677534A (de)
EP (1) EP0745840B1 (de)
JP (1) JP3041827B2 (de)
DE (1) DE69635759T2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6326620B1 (en) * 1999-05-07 2001-12-04 Leco Corporation Switched mode NDIR system
US6628396B1 (en) * 1999-06-11 2003-09-30 Mamac Systems, Inc. Photo expansion gas detector
US6357279B1 (en) 2001-01-29 2002-03-19 Leco Corporation Control circuit for thermal conductivity cell
US6844561B1 (en) * 2001-11-01 2005-01-18 The United States Of America As Represented By The United States Department Of Energy Rotating aperture system
US7067323B2 (en) * 2003-10-15 2006-06-27 Lighthouse Instruments, Llc System and method for automated headspace analysis
EP1640708A1 (de) * 2004-09-25 2006-03-29 Maihak Ag Zweistrahl-Gasanalysator
US7213444B2 (en) * 2005-05-16 2007-05-08 Carthago International Solutions, Inc. Optoacoustic gas sensor
CN100494983C (zh) * 2005-08-12 2009-06-03 深圳迈瑞生物医疗电子股份有限公司 利用红外光吸收特性自动校准和测量气体浓度的方法和装置
JP2007107965A (ja) * 2005-10-12 2007-04-26 Fuji Electric Systems Co Ltd 赤外線ガス分析計
DE102006016855A1 (de) * 2006-04-07 2007-10-11 Emerson Process Management Gmbh & Co. Ohg Verfahren und Vorrichtung zur Messung der optischen Absorption von Proben
SE0802069A1 (sv) * 2008-09-30 2010-03-31 Senseair Ab Ett för en spektralanalys av höga gaskoncentrationer anpassat arrangemang
DE102009059962B4 (de) * 2009-12-22 2011-09-01 Siemens Aktiengesellschaft NDIR-Zweistrahl-Gasanalysator und Verfahren zur Bestimmung der Konzentration einer Messgaskomponente in einem Gasgemisch mittels eines solchen Gasanalysators
JP5576162B2 (ja) * 2010-03-24 2014-08-20 旭化成エレクトロニクス株式会社 量子型赤外線ガス濃度計
CN102353634B (zh) * 2011-06-15 2013-05-01 西安毅达信息系统有限公司 烟气气体含量激光在线检测系统的在线标定方法
CN103900988B (zh) * 2014-04-18 2016-03-23 重庆川仪分析仪器有限公司 红外气体传感器气室及其红外气体传感器
JPWO2016125338A1 (ja) * 2015-02-06 2017-04-27 株式会社東芝 ガス分析方法およびガス分析装置
AT521624B1 (de) * 2019-01-17 2020-03-15 Scan Messtechnik Gmbh Vorrichtung und Verfahren zum Erfassen von Eigenschaften eines zu untersuchenden Fluids
CN113567385A (zh) * 2021-07-08 2021-10-29 浙江焜腾红外科技有限公司 激光红外气体传感器

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2555327A (en) * 1948-11-24 1951-06-05 Myron A Elliott Gas analyzing apparatus
DE1598535C3 (de) * 1965-09-01 1974-02-14 Hartmann & Braun Ag, 6000 Frankfurt Mehrstrahl-Infrarot-Gasanalysator
US3562524A (en) * 1968-12-11 1971-02-09 Gen Electric Apparatus for measuring the concentration of alcohol vapor in alveolar air
US3731092A (en) * 1971-11-11 1973-05-01 Mine Safety Appliances Co Non-dispersive infrared gas analyzer having sample and reference beams using flow sensitive detector and with unbalanced operation
US4008394A (en) * 1973-06-28 1977-02-15 Sensors, Inc. Gas analyzing
US3958122A (en) * 1974-12-19 1976-05-18 United Technologies Corporation Exhaust gas analyzer having pressure and temperature compensation
US4069420A (en) * 1976-03-08 1978-01-17 Cavitron Corporation Optical gas analyzer
DE2727976C3 (de) * 1977-06-22 1980-05-29 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Vorrichtung zur Messung der Konzentration mindestens einer Komponente eines Gasgemisches und Verfahren zum Eichen derselben
US4370553A (en) * 1980-07-02 1983-01-25 Sensors, Inc. Contaminated sample gas analyzer and gas cell therefor
US4355234A (en) * 1980-09-19 1982-10-19 Mine Safety Appliances Company Stable infrared analyzer
DE3504140A1 (de) * 1985-02-07 1986-08-07 Hartmann & Braun Ag, 6000 Frankfurt Rotierende modulationseinrichtung
US4694174A (en) * 1985-10-01 1987-09-15 Gas Alarm Service, Inc. Infrared gas detector

Also Published As

Publication number Publication date
DE69635759T2 (de) 2006-11-02
EP0745840B1 (de) 2006-01-25
EP0745840A3 (de) 1997-03-26
EP0745840A2 (de) 1996-12-04
JP3041827B2 (ja) 2000-05-15
JPH08327545A (ja) 1996-12-13
US5677534A (en) 1997-10-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee