AU2003229892A1 - Method and apparatus for gas detection - Google Patents

Method and apparatus for gas detection

Info

Publication number
AU2003229892A1
AU2003229892A1 AU2003229892A AU2003229892A AU2003229892A1 AU 2003229892 A1 AU2003229892 A1 AU 2003229892A1 AU 2003229892 A AU2003229892 A AU 2003229892A AU 2003229892 A AU2003229892 A AU 2003229892A AU 2003229892 A1 AU2003229892 A1 AU 2003229892A1
Authority
AU
Australia
Prior art keywords
gas detection
detection
gas
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
AU2003229892A
Inventor
Andrew Patrick Ashcroft
Mark Clifford Wilson
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.)
BAE Systems PLC
Original Assignee
BAE Systems PLC
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 BAE Systems PLC filed Critical BAE Systems PLC
Publication of AU2003229892A1 publication Critical patent/AU2003229892A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/12—Generating the spectrum; Monochromators
    • G01J3/26—Generating the spectrum; Monochromators using multiple reflection, e.g. Fabry-Perot interferometer, variable interference filters
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0254—Spectrometers, other than colorimeters, making use of an integrating sphere
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection spectrometry
    • 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
    • G01N21/17—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
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/065—Integrating spheres

Landscapes

  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General 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)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
AU2003229892A 2002-04-08 2003-04-07 Method and apparatus for gas detection Abandoned AU2003229892A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
GBGB0208037.2A GB0208037D0 (en) 2002-04-08 2002-04-08 Method and apparatus for gas detection
GB0208037.2 2002-04-08
PCT/GB2003/001497 WO2003087786A1 (en) 2002-04-08 2003-04-07 Method and apparatus for gas detection

Publications (1)

Publication Number Publication Date
AU2003229892A1 true AU2003229892A1 (en) 2003-10-27

Family

ID=9934428

Family Applications (1)

Application Number Title Priority Date Filing Date
AU2003229892A Abandoned AU2003229892A1 (en) 2002-04-08 2003-04-07 Method and apparatus for gas detection

Country Status (3)

Country Link
AU (1) AU2003229892A1 (en)
GB (1) GB0208037D0 (en)
WO (1) WO2003087786A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114609064A (en) * 2022-03-09 2022-06-10 河海大学 Gas detection device suitable for low-pressure environment

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004062164A1 (en) * 2004-12-20 2006-07-06 Forschungsverbund Berlin E.V. Substance detection device, has reflection unit arranged for multiple reflection without preferred direction, where substance which can be detected is partially arranged between radiation source and reflection unit in medium
DE102007006153A1 (en) * 2007-02-07 2008-08-21 Tyco Electronics Raychem Gmbh Optical gas sensor arrangement for use in motor vehicle, has detector device detecting changed radiation intensity in end region of reaction section, and producing output signal in dependence of presence of analyte in reaction path
CN101957314A (en) * 2010-09-10 2011-01-26 哈尔滨工业大学 Integrating sphere based system for detecting concentration of nitrogen dioxide gas and detection method thereof
US10161859B2 (en) * 2016-10-27 2018-12-25 Honeywell International Inc. Planar reflective ring
CN106872372B (en) * 2017-03-17 2023-11-17 广西电网有限责任公司电力科学研究院 Constant temperature integrating sphere device for gas analysis
CN107314814B (en) * 2017-05-18 2019-01-18 上海卫星工程研究所 The spectroscopic light source system of uniform surface-emitting type gas absorption cell

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI96450C (en) * 1993-01-13 1996-06-25 Vaisala Oy Single-channel gas concentration measurement method and equipment
US6590710B2 (en) * 2000-02-18 2003-07-08 Yokogawa Electric Corporation Fabry-Perot filter, wavelength-selective infrared detector and infrared gas analyzer using the filter and detector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114609064A (en) * 2022-03-09 2022-06-10 河海大学 Gas detection device suitable for low-pressure environment
CN114609064B (en) * 2022-03-09 2024-05-17 河海大学 Gas detection device suitable for low-pressure environment

Also Published As

Publication number Publication date
GB0208037D0 (en) 2002-05-22
WO2003087786A1 (en) 2003-10-23

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase