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 gasesInfo
- 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- Withdrawn
Links
- 239000007789 gas Substances 0.000 title 2
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)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AUPO4258A AUPO425896A0 (en) | 1996-12-18 | 1996-12-18 | Method and apparatus for measuring gas concentrations and isotope ratios in gases |
AUPO425896 | 1996-12-18 | ||
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)
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)
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)
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 |
-
1997
- 1997-12-17 AU AU53952/98A patent/AU738477B2/en not_active Ceased
- 1997-12-17 JP JP52711498A patent/JP2001506753A/en active Pending
- 1997-12-17 EP EP97947655A patent/EP1007946A4/en not_active Withdrawn
Non-Patent Citations (4)
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)
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 |
---|---|
AU5395298A (en) | 1998-07-15 |
AU738477B2 (en) | 2001-09-20 |
EP1007946A1 (en) | 2000-06-14 |
JP2001506753A (en) | 2001-05-22 |
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Legal Events
Date | Code | Title | Description |
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PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19990607 |
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AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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A4 | Supplementary search report drawn up and despatched |
Effective date: 20010926 |
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AK | Designated contracting states |
Kind code of ref document: A4 Designated state(s): AT BE CH DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE |
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RIC1 | Information provided on ipc code assigned before grant |
Free format text: 7G 01N 21/35 A, 7G 01N 21/31 B, 7G 01J 3/02 B, 7G 01N 21/27 B, 7G 01J 3/28 B |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
17Q | First examination report despatched |
Effective date: 20030304 |
|
18W | Application withdrawn |
Effective date: 20030310 |