AU7322594A - Ndir gas analysis using spectral ratioing technique - Google Patents

Ndir gas analysis using spectral ratioing technique

Info

Publication number
AU7322594A
AU7322594A AU73225/94A AU7322594A AU7322594A AU 7322594 A AU7322594 A AU 7322594A AU 73225/94 A AU73225/94 A AU 73225/94A AU 7322594 A AU7322594 A AU 7322594A AU 7322594 A AU7322594 A AU 7322594A
Authority
AU
Australia
Prior art keywords
gas analysis
ndir gas
spectral
ratioing technique
technique
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.)
Abandoned
Application number
AU73225/94A
Inventor
Jacob Yauman Wong
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.)
Telaire Systems Inc
Original Assignee
Telaire Systems Inc
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 Telaire Systems Inc filed Critical Telaire Systems Inc
Publication of AU7322594A publication Critical patent/AU7322594A/en
Abandoned 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
    • G01N21/01—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
    • 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
    • G01N21/59—Transmissivity
    • G01N21/61—Non-dispersive gas analysers

Landscapes

  • Physics & Mathematics (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)
  • Spectroscopy & Molecular Physics (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU73225/94A 1994-07-05 1994-07-05 Ndir gas analysis using spectral ratioing technique Abandoned AU7322594A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/US1994/007530 WO1996001418A1 (en) 1994-07-05 1994-07-05 Ndir gas analysis using spectral ratioing technique

Publications (1)

Publication Number Publication Date
AU7322594A true AU7322594A (en) 1996-01-25

Family

ID=22242723

Family Applications (1)

Application Number Title Priority Date Filing Date
AU73225/94A Abandoned AU7322594A (en) 1994-07-05 1994-07-05 Ndir gas analysis using spectral ratioing technique

Country Status (2)

Country Link
AU (1) AU7322594A (en)
WO (1) WO1996001418A1 (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19608604C2 (en) * 1996-03-06 1998-09-10 Conducta Endress & Hauser Gas analyzer and measuring cell for use in a gas analyzer
DE19720007C2 (en) * 1997-05-13 1999-06-02 Siemens Ag Gas sensor system for the detection of at least one gas or of particles or a combination thereof with two gas sensors, method for its operation and use of the gas sensor system
DE19742053C1 (en) * 1997-09-24 1999-01-28 Draeger Sicherheitstech Gmbh Infrared absorption measuring device for gas analysis
DE102004028023B4 (en) * 2004-06-09 2006-07-06 Perkinelmer Optoelectronics Gmbh & Co.Kg Sensor unit for detecting a fluid, in particular for detecting natural gas, hydrocarbons, carbon dioxide or the like. In ambient air
DE102005044479A1 (en) 2005-09-16 2007-03-22 Werner Woelke Gas meter for gull gas explosive mines
DE102006038365B3 (en) * 2006-08-16 2007-12-20 Dräger Safety AG & Co. KGaA Gas concentration measuring device, has radiation guiding device with main optics unit that includes cylinder-like optic unit such that radiation source is formed in radiation spot running along preferred direction
US8803092B2 (en) 2008-06-04 2014-08-12 Asahi Kasei Microdevices Corporation Quantum infrared sensor and quantum infrared gas concentration meter using the same
RU2451285C1 (en) * 2010-11-12 2012-05-20 Общество С Ограниченной Ответственностью "Оптосенс" Gas analyser and optical unit used therein
DE202010017994U1 (en) * 2010-12-20 2013-07-10 Binder Gmbh Measuring system for measuring the CO2 concentration in a climate chamber or an incubator
CN104937385B (en) 2013-01-21 2017-11-03 松下知识产权经营株式会社 Infrared-ray detecting element, infrared detector and infrared-type gas sensor
DE102013104964A1 (en) * 2013-05-14 2014-11-20 Micro-Hybrid Electronic Gmbh Hermetically gas-tight optoelectronic or electro-optical component and method for its production
JP6202440B2 (en) * 2014-01-20 2017-09-27 パナソニックＩｐマネジメント株式会社 Infrared gas sensor

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3860344A (en) * 1973-05-10 1975-01-14 Honeywell Inc Multi-component infrared analyzer
JPS6120840A (en) * 1984-07-09 1986-01-29 Horiba Ltd Calibrating mechanism of infrared analyzer
US4709150A (en) * 1986-03-18 1987-11-24 Burough Irvin G Method and apparatus for detecting gas
US5060508A (en) * 1990-04-02 1991-10-29 Gaztech Corporation Gas sample chamber
US5222389A (en) * 1990-04-02 1993-06-29 Gaztech International Corporation Multi-channel gas sample chamber

Also Published As

Publication number Publication date
WO1996001418A1 (en) 1996-01-18

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