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EP1007946A4 - Method and apparatus for measuring gas concentrations and isotope ratios in gases - Google Patents

Method and apparatus for measuring gas concentrations and isotope ratios in gases

Info

Publication number
EP1007946A4
EP1007946A4 EP97947655A EP97947655A EP1007946A4 EP 1007946 A4 EP1007946 A4 EP 1007946A4 EP 97947655 A EP97947655 A EP 97947655A EP 97947655 A EP97947655 A EP 97947655A EP 1007946 A4 EP1007946 A4 EP 1007946A4
Authority
EP
European Patent Office
Prior art keywords
gases
measuring gas
gas concentrations
isotope ratios
isotope
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.)
Withdrawn
Application number
EP97947655A
Other languages
German (de)
French (fr)
Other versions
EP1007946A1 (en
Inventor
Michael Brian Esler
David William Tracy Griffith
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.)
University of Wollongong
Original Assignee
University of Wollongong
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
Priority claimed from AUPO4258A external-priority patent/AUPO425896A0/en
Application filed by University of Wollongong filed Critical University of Wollongong
Publication of EP1007946A1 publication Critical patent/EP1007946A1/en
Publication of EP1007946A4 publication Critical patent/EP1007946A4/en
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • G01J3/0286—Constructional arrangements for compensating for fluctuations caused by temperature, humidity or pressure, or using cooling or temperature stabilization of parts of the device; Controlling the atmosphere inside a spectrometer, e.g. vacuum
    • 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
    • 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
    • G01J3/45—Interferometric 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
    • G01N21/17—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
    • G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
    • G01N21/274—Calibration, base line adjustment, drift correction
    • 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)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analysing Biological Materials (AREA)
EP97947655A 1996-12-18 1997-12-17 Method and apparatus for measuring gas concentrations and isotope ratios in gases Withdrawn EP1007946A4 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPO425896 1996-12-18
AUPO4258A AUPO425896A0 (en) 1996-12-18 1996-12-18 Method and apparatus for measuring gas concentrations and isotope ratios in gases
PCT/AU1997/000850 WO1998027416A1 (en) 1996-12-18 1997-12-17 Method and apparatus for measuring gas concentrations and isotope ratios in gases

Publications (2)

Publication Number Publication Date
EP1007946A1 EP1007946A1 (en) 2000-06-14
EP1007946A4 true EP1007946A4 (en) 2001-11-07

Family

ID=3798566

Family Applications (1)

Application Number Title Priority Date Filing Date
EP97947655A Withdrawn EP1007946A4 (en) 1996-12-18 1997-12-17 Method and apparatus for measuring gas concentrations and isotope ratios in gases

Country Status (3)

Country Link
EP (1) EP1007946A4 (en)
JP (1) JP2001506753A (en)
AU (1) AU738477B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109709067A (en) * 2019-02-25 2019-05-03 国网内蒙古东部电力有限公司电力科学研究院 One kind is based on SO in optical detection sulfur hexafluoride2And H2The method of S content

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4062547B2 (en) * 2003-09-30 2008-03-19 富士通エフ・アイ・ピー株式会社 High-speed line-by-line calculation method and program based on forked linear decomposition
JP4528673B2 (en) * 2005-06-13 2010-08-18 セイコーエプソン株式会社 Greenhouse gas measurement method using infrared absorption spectrometer
KR101359903B1 (en) 2014-01-07 2014-02-10 주식회사 엘가 Total organic carbon and total nitrogen measurement device for minimizing deviation of the measured value by air flow variation
JP6300753B2 (en) * 2015-03-31 2018-03-28 日本電信電話株式会社 N2O analyzer and analysis method
JP6421388B2 (en) * 2015-07-13 2018-11-14 大陽日酸株式会社 Isotope concentration calculation method
GB2568876A (en) * 2017-11-27 2019-06-05 Imperial Innovations Ltd Detection of biomarkers
CN111861199B (en) * 2020-07-17 2023-09-22 中国科学院南京土壤研究所 Methane discharge technology of analog line source and data quality detection method of flux observation system
TW202219487A (en) * 2020-11-11 2022-05-16 日商Ｍｏｒｅｓｃｏ股份有限公司 Spectroscopic analysis system, calculation device, and computer program product

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2243211A (en) * 1990-04-20 1991-10-23 Philips Electronic Associated Analytical instrument and method of calibrating an analytical instrument
US5303165A (en) * 1992-02-12 1994-04-12 The Perkin-Elmer Corporation Standardizing and calibrating a spectrometric instrument
US5341206A (en) * 1992-12-03 1994-08-23 Hewlett-Packard Company Method for calibrating a spectrograph for gaseous samples

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
A KINDNESS AND I L MARR: "Measurement of Carbon-13 : Carbon-12 Ratios by Fourier Transform Infrared Spectrometry", ANALYST, vol. 121, February 1996 (1996-02-01), pages 205 - 209, XP001021680 *
D W T GRIFFITH: "Synthetic Calibration and Quantitative Analysis of Gas-Phase FT-IR Spectra", APPLIED SPECTROSCOPY, vol. 50, no. 1, January 1996 (1996-01-01), pages 59 - 70, XP000545188 *
P D KLEIN AND D Y GRAHAM: "Minimum Analysis Requirements for the Detection of Helicobacter pylori Infection by the 13C-Urea Breath Test", THE AMERICAN JOURNAL OF GASTROENTEROLOGY, vol. 88, no. 11, 1993, pages 1865 - 1869, XP001021698 *
See also references of WO9827416A1 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109709067A (en) * 2019-02-25 2019-05-03 国网内蒙古东部电力有限公司电力科学研究院 One kind is based on SO in optical detection sulfur hexafluoride2And H2The method of S content

Also Published As

Publication number Publication date
JP2001506753A (en) 2001-05-22
EP1007946A1 (en) 2000-06-14
AU738477B2 (en) 2001-09-20
AU5395298A (en) 1998-07-15

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