[go: up one dir, main page]

DK247786D0 - Fotoakustisk gasanalysator - Google Patents

Fotoakustisk gasanalysator

Info

Publication number
DK247786D0
DK247786D0 DK247786A DK247786A DK247786D0 DK 247786 D0 DK247786 D0 DK 247786D0 DK 247786 A DK247786 A DK 247786A DK 247786 A DK247786 A DK 247786A DK 247786 D0 DK247786 D0 DK 247786D0
Authority
DK
Denmark
Prior art keywords
photoacustic
gas analyzer
analyzer
gas
photoacustic gas
Prior art date
Application number
DK247786A
Other languages
English (en)
Inventor
Ib Erling Joergensen
Sten Andersen Nexoe
Joergen Christensen
Original Assignee
Brueel & 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 Brueel & Kjaer As filed Critical Brueel & Kjaer As
Priority to DK247786A priority Critical patent/DK247786D0/da
Publication of DK247786D0 publication Critical patent/DK247786D0/da
Priority to DE3716763A priority patent/DE3716763C2/de
Priority to US07/052,596 priority patent/US4818882A/en
Priority to FR878707495A priority patent/FR2599505B1/fr
Priority to JP62131064A priority patent/JPS62291544A/ja
Priority to GB8712470A priority patent/GB2190998B/en
Priority to CH3524/87A priority patent/CH674264A5/de

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

Landscapes

  • 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)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DK247786A 1986-05-27 1986-05-27 Fotoakustisk gasanalysator DK247786D0 (da)

Priority Applications (7)

Application Number Priority Date Filing Date Title
DK247786A DK247786D0 (da) 1986-05-27 1986-05-27 Fotoakustisk gasanalysator
DE3716763A DE3716763C2 (de) 1986-05-27 1987-05-19 Photoakustischer Gasanalysator
US07/052,596 US4818882A (en) 1986-05-27 1987-05-20 Photoacoustic gas analyzer
FR878707495A FR2599505B1 (fr) 1986-05-27 1987-05-27 Analyseur de gaz photoacoustique
JP62131064A JPS62291544A (ja) 1986-05-27 1987-05-27 光音響的手法による気体分析器
GB8712470A GB2190998B (en) 1986-05-27 1987-05-27 A photoacoustic gas analyzer
CH3524/87A CH674264A5 (da) 1986-05-27 1987-09-10

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
DK247786D0 true DK247786D0 (da) 1986-05-27

Family

ID=8112660

Family Applications (1)

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

Country Status (7)

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

Families Citing this family (63)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3811475A1 (de) * 1988-04-06 1989-10-19 Deutsche Forsch Luft Raumfahrt Messeinrichtung zur bestimmung des streu- und absorptionskoeffizienten der atmosphaere
JP2895622B2 (ja) * 1989-09-29 1999-05-24 アトミック エナジィ オブ カナダ リミテッド 赤外線を用いたガス検出器
US5116120A (en) * 1989-12-15 1992-05-26 Volkswagen Ag Gas analyzer having a test chamber traversed by radiation
DE3942325A1 (de) * 1989-12-21 1991-06-27 Rosemount Gmbh & Co Belag fuer die oberflaeche einer analysenkuevette und verfahren zur herstellung des belags
US5125742A (en) * 1990-07-25 1992-06-30 General Analysis Corporation Long path gas absorption cell
US5506678A (en) * 1992-02-24 1996-04-09 Hewlett Packard Company System for collecting weakly scattered electromagnetic radiation
DE69219580T2 (de) * 1992-02-24 1997-09-11 Hewlett Packard Co Ramanspektroskopie von Atemgasen
GB2271181A (en) * 1992-09-30 1994-04-06 Marconi Gec Ltd Photoacoustic Gas Analyser.
DE4326694C2 (de) * 1993-08-10 2003-12-24 Gunther Krieg Vorrichtung zur Detektion von Urin in Behältern
DE4411853C2 (de) * 1994-04-06 1996-10-10 Ws & S Wenger Systeme & Servic Optoakustischer Gassensor zur gleichzeitigen Detektion von mehreren Komponenten eines Gasgemisches
EP0685728B1 (en) * 1994-06-04 2002-12-11 Orbisphere Laboratories Neuchatel Sa Photoacoustic analyzer
DE4446390C1 (de) * 1994-12-23 1996-07-04 Siemens Ag Verfahren und Vorrichtung zur Messung der Konzentration eines in einer Probe enthaltenen Analyten
EP0760474B1 (de) 1995-09-04 2004-05-12 Siemens Building Technologies AG Photoakustischer Gassensor und dessen Verwendung
US5900533A (en) 1995-08-03 1999-05-04 Trw Inc. System and method for isotope ratio analysis and gas detection by photoacoustics
EP0801296A1 (de) * 1996-03-25 1997-10-15 Cerberus Ag Photoakustischer Gassensor
EP0798552B1 (de) * 1996-03-25 2004-06-02 Siemens Building Technologies AG Photoakustischer Gassensor
DE19632867B4 (de) * 1996-08-14 2006-07-27 Columbus Schleif- Und Zerspantechnik Hard- Und Softwaresysteme Gmbh Meßkopf für die photoakustische Spektroskopie
DE19638761C2 (de) * 1996-09-21 1999-08-26 Harde Gasdetektor zur Messung der Konzentration einer Komponente eines Gases in einem Gasgemisch
US5933245A (en) * 1996-12-31 1999-08-03 Honeywell Inc. Photoacoustic device and process for multi-gas sensing
US5869749A (en) * 1997-04-30 1999-02-09 Honeywell Inc. Micromachined integrated opto-flow gas/liquid sensor
US6067840A (en) * 1997-08-04 2000-05-30 Texas Instruments Incorporated Method and apparatus for infrared sensing of gas
FR2768813B1 (fr) * 1997-09-19 1999-10-22 Commissariat Energie Atomique Spectrometre photoacoustique miniaturise
DE19826790A1 (de) * 1998-06-16 1999-12-23 Michael Stetter Verfahren und Anordnung zur integralen und lokalen Dichtheitsprüfung
US6729185B2 (en) * 1999-03-26 2004-05-04 Battelle Memorial Institute Photoacoustic sample vessel and method of elevated pressure operation
DE19925196C2 (de) 1999-05-26 2001-12-13 Inst Chemo Biosensorik Gassensoranordnung
DK173775B1 (da) * 2000-01-14 2001-10-08 Pas Technology As Gasanalysator
US7034943B1 (en) 2000-03-03 2006-04-25 Aritron Intrumente AG Gas sensors
GB2367360A (en) * 2000-05-01 2002-04-03 Datex Ohmeda Inc Microwave acoustic gas analyser
EP1211501A1 (de) * 2000-11-29 2002-06-05 Siemens Building Technologies AG Zellkörper für optoakustische Sensoren
JP2002328116A (ja) * 2001-04-27 2002-11-15 Yamatake Corp 光音響ガスセンサ
JP2002328115A (ja) * 2001-04-27 2002-11-15 Yamatake Corp 光音響ガスセンサ用ガス拡散フィルタの製造方法
US6662627B2 (en) 2001-06-22 2003-12-16 Desert Research Institute Photoacoustic instrument for measuring particles in a gas
US6853449B2 (en) * 2003-01-28 2005-02-08 Honeywell International Inc. Programmable diffraction grating sensor
CA2461328A1 (en) * 2004-03-24 2005-09-24 Robert Anthony Crane A multiplexed type of spectrophone
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
WO2009007875A2 (en) * 2007-07-06 2009-01-15 Koninklijke Philips Electronics N.V. Photo acoustic sample detector with light guide
AU2009233826B2 (en) * 2008-04-09 2012-07-26 Halliburton Energy Services, Inc. Apparatus and method for analysis of a fluid sample
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
EP2633278A4 (en) * 2010-10-28 2014-05-28 Empire Technology Dev Llc PHOTO-ACOUSTIC SENSOR
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
NO344002B1 (en) * 2015-09-29 2019-08-12 Sintef Tto As Optical gas detector
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 (en) * 2018-01-05 2020-07-29 Infineon Technologies AG Photoacoustic system and method for estimating a gas concentration
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 (en) 2019-04-17 2021-01-27 Sensirion AG Photoacoustic gas sensor device
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
NO20221394A1 (en) 2022-12-22 2024-06-24 Tunable As Improved noise canceling detector

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE967633C (de) * 1950-12-11 1957-11-28 Onera (Off Nat Aerospatiale) Vielfachanalysiervorrichtung, insbesondere fuer Gasgemische
US2674696A (en) * 1952-11-12 1954-04-06 Shell Dev Infrared gas analyzer
US2767321A (en) * 1953-01-30 1956-10-16 Perkin Elmer Corp Radiation detectors
FR1101564A (fr) * 1953-06-19 1955-10-07 Hartmann & Braun Ag Appareil pour l'analyse de mélanges au moyen de rayons infra-rouges, d'après le procédé par rayonnements multiples
US2989638A (en) * 1958-01-27 1961-06-20 Leesona Corp Detector for infra-red radiation
US3562524A (en) * 1968-12-11 1971-02-09 Gen Electric Apparatus for measuring the concentration of alcohol vapor in alveolar air
DE2112525C3 (de) * 1971-03-16 1978-09-28 H. Maihak Ag, 2000 Hamburg Nichtdispersiveslnfrarot-Einstrahl-Gasanalysengerat
DE2116386A1 (de) * 1971-03-30 1972-10-12 Wenzel, Martin, Prof.Dr., 1000 Berlin Anordnung zum Messen der Lichtabsorption
US3727050A (en) * 1971-09-20 1973-04-10 Perkin Elmer Corp Gas analyzer
SU465560A1 (ru) * 1971-11-09 1975-03-30 Предприятие П/Я Р-6681 Оптико-акустический приемник
US3904880A (en) * 1973-05-10 1975-09-09 Honeywell Inc Multi-component infrared analyzer
US4008394A (en) * 1973-06-28 1977-02-15 Sensors, Inc. Gas analyzing
US4019056A (en) * 1975-04-28 1977-04-19 Diax Corporation Infrared laser detector employing a pressure controlled differential optoacoustic detector
JPS5945088B2 (ja) * 1976-09-13 1984-11-02 株式会社東芝 赤外吸収検出装置
JPS548576A (en) * 1977-06-22 1979-01-22 Fuji Electric Co Ltd Infrated ray gas analyzer
JPS5436778A (en) * 1977-08-26 1979-03-17 Horiba Ltd Photosound effect type analyzer
US4355233A (en) * 1979-02-22 1982-10-19 Beckman Instruments, Inc. Method and apparatus for negating measurement effects of interferent gases in non-dispersive infrared analyzers
EP0072821B1 (de) * 1981-02-25 1988-10-26 OEHLER, Oscar, Dr. Optischer gasanalysator, vorzugsweise optoakustischer gasdetektor
FR2518750A1 (fr) * 1981-12-22 1983-06-24 Utilisation Ration Gaz Installation de mesure de la concentration d'echantillons gazeux par effet photoacoustique, notamment pour detection des fuites des recipients de gaz de petrole liquefies
WO1984000217A1 (en) * 1982-06-25 1984-01-19 Oskar Oehler Light collector device and utilization thereof for spectroscopy
WO1985003574A1 (en) * 1984-02-07 1985-08-15 Oskar Oehler Device for the photoacoustic detection of gas

Also Published As

Publication number Publication date
GB8712470D0 (en) 1987-07-01
JPS62291544A (ja) 1987-12-18
GB2190998B (en) 1991-01-23
CH674264A5 (da) 1990-05-15
FR2599505A1 (fr) 1987-12-04
GB2190998A (en) 1987-12-02
DE3716763A1 (de) 1987-12-03
DE3716763C2 (de) 1995-11-16
US4818882A (en) 1989-04-04
FR2599505B1 (fr) 1992-08-28

Similar Documents

Publication Publication Date Title
DK247786D0 (da) Fotoakustisk gasanalysator
BR8606475A (pt) Analisador de gas
DK264387A (da) Gas-sensor
DK54286A (da) Gasmaaleinstrument
KR860005596A (ko) 공정가스 도입장치
ATA155287A (de) Analysengeraet
FI862539A (fi) Arrangemang foer utfoerande av analyser.
DK247686A (da) Paramagnetisk gasanalysator
DE3685945D1 (de) Analysiergeraet.
BR8505819A (pt) Celula de analisador de gas
ATA116388A (de) Analysengeraet
DE3883442D1 (de) Gasanalysator.
KR880008706U (ko) 가스 배출 장치
DE3855878D1 (de) Sauerstoffanalysegerät
FR2604814B1 (fr) Analyseur de langage
ES2013278B3 (es) Refrigerador de gas
NO170785C (no) Gassanalysator
DK3786D0 (da) Gas-unit-sikkerhedsvandingsanlaeg
SE8605532A0 (sv) Mikrotom
KR880008214U (ko) 가스레인지
ES293564Y (es) Encendedor de gas
KR880004122U (ko) 가스 취반기
KR880002745U (ko) 가스 바나
DD160664A3 (de) Gasanalysator
SE8501007D0 (sv) Gengasverk

Legal Events

Date Code Title Description
AHS Application shelved for other reasons than non-payment