FR2599505B1 - Analyseur de gaz photoacoustique - Google Patents

Analyseur de gaz photoacoustique

Info

Publication number
FR2599505B1
FR2599505B1 FR878707495A FR8707495A FR2599505B1 FR 2599505 B1 FR2599505 B1 FR 2599505B1 FR 878707495 A FR878707495 A FR 878707495A FR 8707495 A FR8707495 A FR 8707495A FR 2599505 B1 FR2599505 B1 FR 2599505B1
Authority
FR
France
Prior art keywords
gas analyzer
photoacoustic gas
photoacoustic
analyzer
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.)
Expired - Lifetime
Application number
FR878707495A
Other languages
English (en)
Other versions
FR2599505A1 (fr
Inventor
Ib Erling Jorgensen
Sten Andersen Nexo
Jorgen Christensen
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.)
Hottinger Bruel and Kjaer AS
Original Assignee
Bruel and Kjaer AS
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 Bruel and Kjaer AS filed Critical Bruel and Kjaer AS
Publication of FR2599505A1 publication Critical patent/FR2599505A1/fr
Application granted granted Critical
Publication of FR2599505B1 publication Critical patent/FR2599505B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • 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
    • G01J1/00—Photometry, e.g. photographic exposure meter
    • G01J1/42—Photometry, e.g. photographic exposure meter using electric radiation detectors
    • G01J2001/4242—Modulated light, e.g. for synchronizing source and detector circuit
    • 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
    • G01N21/05—Flow-through cuvettes
    • G01N2021/052—Tubular type; cavity type; multireflective
    • 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
    • G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
    • G01N2021/1704—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids in gases
    • 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
    • G01N2021/3129—Determining multicomponents by multiwavelength light
FR878707495A 1986-05-27 1987-05-27 Analyseur de gaz photoacoustique Expired - Lifetime FR2599505B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DK247786A DK247786D0 (da) 1986-05-27 1986-05-27 Fotoakustisk gasanalysator

Publications (2)

Publication Number Publication Date
FR2599505A1 FR2599505A1 (fr) 1987-12-04
FR2599505B1 true FR2599505B1 (fr) 1992-08-28

Family

ID=8112660

Family Applications (1)

Application Number Title Priority Date Filing Date
FR878707495A Expired - Lifetime FR2599505B1 (fr) 1986-05-27 1987-05-27 Analyseur de gaz photoacoustique

Country Status (7)

Country Link
US (1) US4818882A (fr)
JP (1) JPS62291544A (fr)
CH (1) CH674264A5 (fr)
DE (1) DE3716763C2 (fr)
DK (1) DK247786D0 (fr)
FR (1) FR2599505B1 (fr)
GB (1) GB2190998B (fr)

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DE102005030151B3 (de) * 2005-06-28 2006-11-02 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Photoakustischer Freifelddetektor
US7886576B2 (en) * 2006-11-06 2011-02-15 Mine Safety Appliances Company Photoacoustic gas sensor
US8117897B2 (en) * 2006-11-27 2012-02-21 Applied Nanotech Holdings, Inc. Elliptical photo-acoustic sensor
DE102007014517B3 (de) * 2007-03-27 2008-08-28 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Zylindrischer photoakustischer Multipass-Detektor mit Anregung der zweiten azimutalen Resonanz
EP2165176A2 (fr) * 2007-07-06 2010-03-24 Koninklijke Philips Electronics N.V. Détecteur d'échantillon photoacoustique avec un guide lumineux
WO2009126636A2 (fr) * 2008-04-09 2009-10-15 Halliburton Energy Services Inc. Appareil et procédé d’analyse d’un échantillon de fluide
US8312758B2 (en) * 2008-12-11 2012-11-20 Honeywell International Inc. Apparatus and method for using the speed of sound in photoacoustic gas sensor measurements
CN101718679B (zh) * 2009-11-26 2011-05-25 西南科技大学 在线标定微音器灵敏度的装置及方法
DE102010023453B3 (de) * 2010-06-11 2011-12-08 Abb Ag Gasanalysatoreinrichtung mit optisch verbesserter Messküvette
US8322191B2 (en) * 2010-06-30 2012-12-04 Honeywell International Inc. Enhanced cavity for a photoacoustic gas sensor
JP5669950B2 (ja) * 2010-10-28 2015-02-18 エンパイア テクノロジー ディベロップメント エルエルシー 光音響センサー
US8434366B2 (en) 2010-12-15 2013-05-07 Texas Instruments Incorporated Active detection techniques for photoacoustic sensors
US20130174645A1 (en) * 2012-01-06 2013-07-11 Martin Willett Photoacoustic method for oxygen sensing
GB2511327A (en) * 2013-02-28 2014-09-03 Scytronix Ltd Photoacoustic Chemical Detector
CN103954561A (zh) * 2014-05-14 2014-07-30 江苏舒茨测控设备有限公司 用于检测二氧化硫浓度的光声光谱检测装置
DE102015106373B4 (de) * 2015-04-24 2023-03-02 Infineon Technologies Ag Photoakustisches gassensormodul mit lichtemittereinheit und einer detektoreinheit
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NO343314B1 (no) 2015-11-29 2019-01-28 Tunable As Optisk trykksensor
US10620165B2 (en) * 2016-12-29 2020-04-14 Infineon Technologies Ag Photoacoustic gas analyzer for determining species concentrations using intensity modulation
FR3067812B1 (fr) * 2017-06-16 2021-08-27 Commissariat A L Energie Atomique Et Aux Energies Alternatives Dispositif photoacoustique de detection de gaz et procede de fabrication d’un tel dispositif
EP3508836B1 (fr) * 2018-01-05 2020-07-29 Infineon Technologies AG Système et procédé photoacoustique permettant d'estimer la concentration d'un gaz
US11029284B2 (en) 2018-02-08 2021-06-08 South Dakota Board Of Regents Acoustic resonance chamber
DE102018110689B4 (de) 2018-05-04 2023-09-21 Infineon Technologies Ag Photoaskustische Gassensoren und Verfahren zum Betreiben eines photoakustischen Gassensors
EP3550286B1 (fr) 2019-04-17 2021-01-27 Sensirion AG Dispositif de capteur de gaz photoacoustique
CN110132847A (zh) * 2019-05-29 2019-08-16 东北大学 一种便携式共振光声池
CN110702626B (zh) * 2019-10-18 2022-12-27 中国科学院微电子研究所 提升棒状光源聚焦功率并减弱杂散光的装置及光声光谱仪
CN110702610B (zh) * 2019-10-18 2022-12-23 中国科学院微电子研究所 兼顾棒状光源聚焦功率及谱密度均衡的装置及光声光谱仪
FR3104259B1 (fr) * 2019-12-06 2024-03-01 Commissariat Energie Atomique Dispositif pour la caractérisation photo-acoustique d’une substance gazeuse et procédé de fabrication d’un tel dispositif

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Also Published As

Publication number Publication date
GB2190998B (en) 1991-01-23
JPS62291544A (ja) 1987-12-18
CH674264A5 (fr) 1990-05-15
US4818882A (en) 1989-04-04
FR2599505A1 (fr) 1987-12-04
DE3716763C2 (de) 1995-11-16
GB2190998A (en) 1987-12-02
GB8712470D0 (en) 1987-07-01
DE3716763A1 (de) 1987-12-03
DK247786D0 (da) 1986-05-27

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse

Effective date: 20060131