BE798555A - Procede et dispositif de dosage d'un composant gazeux - Google Patents

Procede et dispositif de dosage d'un composant gazeux

Info

Publication number
BE798555A
BE798555A BE130285A BE130285A BE798555A BE 798555 A BE798555 A BE 798555A BE 130285 A BE130285 A BE 130285A BE 130285 A BE130285 A BE 130285A BE 798555 A BE798555 A BE 798555A
Authority
BE
Belgium
Prior art keywords
dosing
gaseous component
gaseous
component
Prior art date
Application number
BE130285A
Other languages
English (en)
French (fr)
Inventor
A J Girard
J P Laurent
Original Assignee
Onera (Off Nat Aerospatiale)
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 Onera (Off Nat Aerospatiale) filed Critical Onera (Off Nat Aerospatiale)
Publication of BE798555A publication Critical patent/BE798555A/xx

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
    • G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques

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)
  • Photometry And Measurement Of Optical Pulse Characteristics (AREA)
BE130285A 1972-04-21 1973-04-20 Procede et dispositif de dosage d'un composant gazeux BE798555A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7214150A FR2181203A5 (US07754267-20100713-C00021.png) 1972-04-21 1972-04-21

Publications (1)

Publication Number Publication Date
BE798555A true BE798555A (fr) 1973-10-22

Family

ID=9097292

Family Applications (1)

Application Number Title Priority Date Filing Date
BE130285A BE798555A (fr) 1972-04-21 1973-04-20 Procede et dispositif de dosage d'un composant gazeux

Country Status (8)

Country Link
US (1) US3849005A (US07754267-20100713-C00021.png)
BE (1) BE798555A (US07754267-20100713-C00021.png)
CH (1) CH569971A5 (US07754267-20100713-C00021.png)
DE (1) DE2320252C3 (US07754267-20100713-C00021.png)
FR (1) FR2181203A5 (US07754267-20100713-C00021.png)
GB (1) GB1426592A (US07754267-20100713-C00021.png)
IT (1) IT986069B (US07754267-20100713-C00021.png)
NL (1) NL154004B (US07754267-20100713-C00021.png)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3152252A1 (de) * 1980-08-14 1982-09-23 Panametrics Method and apparatus for photometric detection in fluids
FR2531535B1 (fr) * 1982-08-03 1985-08-30 Onera (Off Nat Aerospatiale) Procede et dispositif de dosage de faible teneur de composants gazeux
US4647777A (en) * 1985-05-31 1987-03-03 Ametrek, Inc. Selective gas detector
DE3623345A1 (de) * 1986-07-11 1988-01-21 Kernforschungsz Karlsruhe Verfahren zur selektiven messung der konzentrationen von ir- bis uv-strahlung absorbierenden gasfoermigen und/oder fluessigen komponenten in gasen und/oder fluessigen substanzen und vorrichtung zur durchfuehrung des verfahrens
US6230087B1 (en) 1998-07-15 2001-05-08 Envirotest Systems Corporation Vehicular running loss detecting system
US6723989B1 (en) 1998-09-17 2004-04-20 Envirotest Systems Corporation Remote emissions sensing system and method with a composite beam of IR and UV radiation that is not split for detection
SE516843C2 (sv) * 2000-07-12 2002-03-12 Bo Galle Metod för mätning av gasformiga emissioner och/eller flux
US20070074035A1 (en) * 2005-09-29 2007-03-29 Tom Scanlon Secure recordation for inspection systems and methods
US7851758B1 (en) 2005-09-29 2010-12-14 Flir Systems, Inc. Portable multi-function inspection systems and methods
US20080309935A1 (en) * 2007-06-17 2008-12-18 Bo Ling Method for Methane Spectral Absorbance Calculation Using Sunlight
US20120201268A1 (en) * 2011-01-28 2012-08-09 Stc.Unm Optical absorption meter
US9599508B2 (en) 2012-05-18 2017-03-21 Rebellion Photonics, Inc. Divided-aperture infra-red spectral imaging system
WO2013173541A1 (en) 2012-05-18 2013-11-21 Rebellion Photonics, Inc. Divided-aperture infra-red spectral imaging system for chemical detection
EP3540392A1 (en) 2013-11-12 2019-09-18 Rebellion Photonics, Inc. Divided-aperture infra-red spectral imaging system
US20170026588A1 (en) 2014-05-01 2017-01-26 Rebellion Photonics, Inc. Dual-band divided-aperture infra-red spectral imaging system
US11290662B2 (en) 2014-05-01 2022-03-29 Rebellion Photonics, Inc. Mobile gas and chemical imaging camera
US10458905B2 (en) 2014-07-07 2019-10-29 Rebellion Photonics, Inc. Gas leak emission quantification with a gas cloud imager
CA2987404A1 (en) 2015-05-29 2016-12-08 Rebellion Photonics, Inc. Hydrogen sulfide imaging system
EP3529573A4 (en) 2016-10-21 2020-05-20 Rebellion Photonics, Inc. MOBILE GAS AND CHEMICAL IMAGING CAMERA
WO2018075957A1 (en) * 2016-10-21 2018-04-26 Rebellion Photonics, Inc. Gas imaging system
WO2018156795A1 (en) 2017-02-22 2018-08-30 Rebellion Photonics, Inc. Systems and methods for monitoring remote installations
EP4116702B1 (en) 2017-11-09 2024-01-03 Rebellion Photonics, Inc. Window obscuration sensors for mobile gas and chemical imaging cameras
CN111929209B (zh) * 2020-08-19 2023-07-21 长沙开元仪器有限公司 气体组分测量方法、装置、设备及可读存储介质

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3250174A (en) * 1961-04-05 1966-05-10 Farrand Optical Co Inc Method and apparatus for comparing radiation in one spectral region with radiation in another spectral region
US3723731A (en) * 1971-03-18 1973-03-27 Environmental Res & Tech Absorption spectroscopy

Also Published As

Publication number Publication date
NL154004B (nl) 1977-07-15
DE2320252A1 (de) 1973-11-08
US3849005A (en) 1974-11-19
DE2320252B2 (de) 1974-10-24
IT986069B (it) 1975-01-10
CH569971A5 (US07754267-20100713-C00021.png) 1975-11-28
DE2320252C3 (de) 1975-06-26
FR2181203A5 (US07754267-20100713-C00021.png) 1973-11-30
NL7305541A (US07754267-20100713-C00021.png) 1973-10-23
GB1426592A (en) 1976-03-03

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: OFFICE NATIONAL D'ETUDES DE RECHERCHES AEROSPATIAL

Effective date: 19920430