FR2491623B1 - Detecteur photoacoustique a circulation pour analyse de solutions - Google Patents

Detecteur photoacoustique a circulation pour analyse de solutions

Info

Publication number
FR2491623B1
FR2491623B1 FR8118854A FR8118854A FR2491623B1 FR 2491623 B1 FR2491623 B1 FR 2491623B1 FR 8118854 A FR8118854 A FR 8118854A FR 8118854 A FR8118854 A FR 8118854A FR 2491623 B1 FR2491623 B1 FR 2491623B1
Authority
FR
France
Prior art keywords
circulation
photoacoustic detector
solutions analysis
analysis
solutions
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
Application number
FR8118854A
Other languages
English (en)
Other versions
FR2491623A1 (fr
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.)
Tosoh Corp
Original Assignee
Toyo Soda Manufacturing Co Ltd
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 Toyo Soda Manufacturing Co Ltd filed Critical Toyo Soda Manufacturing Co Ltd
Publication of FR2491623A1 publication Critical patent/FR2491623A1/fr
Application granted granted Critical
Publication of FR2491623B1 publication Critical patent/FR2491623B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/24—Probes
    • G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
    • G01N29/2425—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics optoacoustic fluid cells therefor
    • 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
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/02—Analysing fluids
    • G01N29/032—Analysing fluids by measuring attenuation of acoustic waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/22—Details, e.g. general constructional or apparatus details
    • G01N29/223—Supports, positioning or alignment in fixed situation
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/346—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with amplitude characteristics, e.g. modulated signal
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/34—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor
    • G01N29/348—Generating the ultrasonic, sonic or infrasonic waves, e.g. electronic circuits specially adapted therefor with frequency characteristics, e.g. single frequency signals, chirp signals
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
    • G01N29/44—Processing the detected response signal, e.g. electronic circuits specially adapted therefor
    • G01N29/46—Processing the detected response signal, e.g. electronic circuits specially adapted therefor by spectral analysis, e.g. Fourier analysis or wavelet analysis
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/10—Number of transducers
    • G01N2291/102—Number of transducers one emitter, one receiver
FR8118854A 1980-10-07 1981-10-07 Detecteur photoacoustique a circulation pour analyse de solutions Expired FR2491623B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55140031A JPS5764145A (en) 1980-10-07 1980-10-07 Flow type optoacoustic detector

Publications (2)

Publication Number Publication Date
FR2491623A1 FR2491623A1 (fr) 1982-04-09
FR2491623B1 true FR2491623B1 (fr) 1985-06-28

Family

ID=15259340

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8118854A Expired FR2491623B1 (fr) 1980-10-07 1981-10-07 Detecteur photoacoustique a circulation pour analyse de solutions

Country Status (5)

Country Link
JP (1) JPS5764145A (fr)
CA (1) CA1186402A (fr)
DE (1) DE3139917A1 (fr)
FR (1) FR2491623B1 (fr)
GB (1) GB2089041B (fr)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5946839A (ja) * 1982-09-10 1984-03-16 Hitachi Ltd 液体用光音響分析装置
JPS61102541A (ja) * 1984-10-25 1986-05-21 Hitachi Ltd 液体中の不純物分析方法および装置
US4622845A (en) * 1985-03-21 1986-11-18 Westinghouse Electric Corp. Method and apparatus for the detection and measurement of gases
JPS6224129A (ja) * 1985-07-24 1987-02-02 Hitachi Ltd 濃縮分析法及びその装置
DE3707622A1 (de) * 1987-03-10 1988-09-22 Pierburg Gmbh Verfahren und vorrichtung zum messen geringer gaskonzentrationen
US5125749A (en) * 1990-09-24 1992-06-30 The Dow Chemical Company Probe for photoacoustic analysis
DE4225395A1 (de) * 1992-07-29 1994-02-03 Johannisthaler Forschungstechn Anordnung zur photoakustischen Spektroskopie
CH685889A5 (de) * 1994-09-07 1995-10-31 Scr Crevoiserat S A Verfahren und Vorrichtung zur Bestimmung von Gaskonzentrationen in einem Gasgemisch
US5900533A (en) * 1995-08-03 1999-05-04 Trw Inc. System and method for isotope ratio analysis and gas detection by photoacoustics
DE19602048C2 (de) * 1996-01-20 1999-07-01 Karlsruhe Forschzent Druckwellensensor
DE19744500A1 (de) * 1997-10-09 1999-04-15 Abb Research Ltd Photoakustische Freifall-Messzelle
FR2775344B1 (fr) * 1998-02-20 2000-05-12 Compucal Dispositif de mesure de concentration moleculaire sans intrusion dans des produits tels que des fruits et legumes
DE10012395B4 (de) 2000-03-15 2010-04-29 Abb Research Ltd. Durchflussmesser
JP5525808B2 (ja) * 2009-12-25 2014-06-18 株式会社堀場製作所 磁気圧力式酸素分析計
EP2591383B1 (fr) 2010-07-08 2019-01-16 Halliburton Energy Services, Inc. Procédé et système de détermination de composants constitutifs d'échantillon fluide dans un outil de fond de puits
WO2015097251A2 (fr) * 2013-12-23 2015-07-02 Eric Chevalier Dispositif médical vibrant pour procédures à effraction minimale
CN103822877B (zh) * 2014-02-27 2016-11-02 同济大学 一种便携式非线性光声成像系统及光声成像方法
CN109283255B (zh) * 2018-08-06 2020-05-22 浙江大学 一种气力输送过程中输送流型的检测方法
EP3859307A1 (fr) 2020-01-28 2021-08-04 Infineon Technologies AG Structure électroluminescente, dispositif de détection par spectroscopie photo-acoustique, procédé de fonctionnement d'un dispositif de détection par spectroscopie photo-acoustique et appareil permettant d'obtenir une information sur un gaz cible

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3836950A (en) * 1970-03-05 1974-09-17 Trw Inc Acousto-optical multi-constituent flow monitoring method and apparatus
US3646313A (en) * 1970-04-08 1972-02-29 Gilford Instr Labor Inc Temperature controlled flow cell
US3762197A (en) * 1970-09-14 1973-10-02 Phillips Petroleum Co Acoustical detecting apparatus
US3820901A (en) * 1973-03-06 1974-06-28 Bell Telephone Labor Inc Measurement of concentrations of components of a gaseous mixture
US3948345A (en) * 1973-06-15 1976-04-06 Allan Rosencwaig Methods and means for analyzing substances
JPS5459188A (en) * 1977-10-19 1979-05-12 Nec Corp Infrared spectrophotometer apparatus of gas chromatography
US4200399A (en) * 1978-11-20 1980-04-29 General Motors Corporation Resonant optoacoustic spectroscopy apparatus

Also Published As

Publication number Publication date
DE3139917A1 (de) 1982-06-24
JPS5764145A (en) 1982-04-19
FR2491623A1 (fr) 1982-04-09
GB2089041A (en) 1982-06-16
CA1186402A (fr) 1985-04-30
JPH0219894B2 (fr) 1990-05-07
DE3139917C2 (fr) 1989-05-24
GB2089041B (en) 1984-05-31

Similar Documents

Publication Publication Date Title
FR2491623B1 (fr) Detecteur photoacoustique a circulation pour analyse de solutions
AR227344A1 (es) Dispositivo de analisis
JPS5443082A (en) Optical device for analyzing sample
AR221190A1 (es) Dispositivo de analisis
ES501130A0 (es) Procedimiento de obtencion de mucopolisacaridos
DK197981A (da) Analysesystem
AR225688A1 (es) Dispositivo de muestreo de sangre
FI71200B (fi) Foerfarande och anordning foer fotometrisk analys av baode klor- och klordioxidkoncentration
BR8104461A (pt) Monitor de opacidade
NO149522C (no) Anordning ved posisjonsmaaler
FI811603L (fi) Ionspecifikt diagnostiskt foerfarande och anordning
RO85215A (fr) Procede de concentration des solutions de polysaccarides
FI812459L (fi) Detektor foer televisionsspoeksignaler
FI812461L (fi) Detektor foer televisionsspoeksignaler
ES524964A0 (es) Procedimiento de analisis de ligacion especifica homogeneo
ES497763A0 (es) Procedimiento de obtencion de nuevos 2-aminoetanoles
ES494676A0 (es) Un aparato de toma de muestras liquidas
FR2493510B1 (fr) Appareil de detection d'alignement
SE8001256L (sv) Anordning for urinuppsamling
RO81341A2 (fr) Procede d'obtention de diacethylmonoxyme
PL204958A1 (pl) Przyrzad do analiz fotometrycznych,a zwlaszcza do pomiaru stezenia hemoglobiny
RO79095A2 (fr) Dispositif de prelevement d'echantillons
RO79748A2 (fr) Procede pour l'elimination avancee du silicium de solutions d'aluminates
RO79717A2 (fr) Dispositif pour la determination de l'humidite
FI800589A (fi) Anordning foer automatisk och upprepad tagning av blodprov foer analys

Legal Events

Date Code Title Description
ST Notification of lapse