DE3879897T2 - Verfahren und Vorrichtung zur Analysierung von Flüssigkeiten mittels Mehrflüssigkeitenmodulationsverfahren. - Google Patents

Verfahren und Vorrichtung zur Analysierung von Flüssigkeiten mittels Mehrflüssigkeitenmodulationsverfahren.

Info

Publication number
DE3879897T2
DE3879897T2 DE19883879897 DE3879897T DE3879897T2 DE 3879897 T2 DE3879897 T2 DE 3879897T2 DE 19883879897 DE19883879897 DE 19883879897 DE 3879897 T DE3879897 T DE 3879897T DE 3879897 T2 DE3879897 T2 DE 3879897T2
Authority
DE
Germany
Prior art keywords
modulation methods
analyzing liquids
liquid modulation
liquids
analyzing
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 - Fee Related
Application number
DE19883879897
Other languages
English (en)
Other versions
DE3879897D1 (de
Inventor
Hajime Mikasa
Ichiro Asano
Nobutaka Kihara
Shuichi Ishimoto
Isao Fujita
Norio Kada
Takeshi Aoki
Takao Imaki
Masahiko Fujiwara
Naohito Shimizu
Junji Kato
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.)
Horiba Ltd
Original Assignee
Horiba 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
Priority claimed from JP62314806A external-priority patent/JPH079397B2/ja
Priority claimed from JP62315047A external-priority patent/JPH079398B2/ja
Priority claimed from JP62328734A external-priority patent/JPH01169339A/ja
Priority claimed from JP62335864A external-priority patent/JPH06103265B2/ja
Priority claimed from JP62335120A external-priority patent/JPH06103258B2/ja
Priority claimed from JP62335787A external-priority patent/JPH01174962A/ja
Priority claimed from JP62335786A external-priority patent/JPH06103259B2/ja
Priority claimed from JP20116987U external-priority patent/JPH056526Y2/ja
Application filed by Horiba Ltd filed Critical Horiba Ltd
Publication of DE3879897D1 publication Critical patent/DE3879897D1/de
Application granted granted Critical
Publication of DE3879897T2 publication Critical patent/DE3879897T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N21/25—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
    • 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
    • G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/1717—Systems in which incident light is modified in accordance with the properties of the material investigated with a modulation of one or more physical properties of the sample during the optical investigation, e.g. electro-reflectance
    • G01N2021/1723—Fluid modulation
    • 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
    • G01N21/1717—Systems in which incident light is modified in accordance with the properties of the material investigated with a modulation of one or more physical properties of the sample during the optical investigation, e.g. electro-reflectance
    • G01N2021/1725—Modulation of properties by light, e.g. photoreflectance
    • 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
    • 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
    • G01N2021/3536—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 using modulation of pressure or density
    • 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
    • G01N21/37—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using pneumatic detection
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/12—Circuits of general importance; Signal processing
    • G01N2201/128—Alternating sample and standard or reference part in one path
DE19883879897 1987-12-11 1988-12-05 Verfahren und Vorrichtung zur Analysierung von Flüssigkeiten mittels Mehrflüssigkeitenmodulationsverfahren. Expired - Fee Related DE3879897T2 (de)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
JP62314806A JPH079397B2 (ja) 1987-12-11 1987-12-11 流体分析方法
JP62315047A JPH079398B2 (ja) 1987-12-12 1987-12-12 マルチ流体変調方式による流体分析装置
JP62328734A JPH01169339A (ja) 1987-12-24 1987-12-24 マルチ流体変調方式による流体分析装置
JP62335864A JPH06103265B2 (ja) 1987-12-26 1987-12-26 マルチ流体変調方式による流体分析装置における相互干渉補正方法
JP62335120A JPH06103258B2 (ja) 1987-12-28 1987-12-28 マルチ流体変調方式による流体分析装置
JP62335787A JPH01174962A (ja) 1987-12-29 1987-12-29 差量法およびマルチ流体変調方式を用いた３成分同時連続測定用流体分析装置
JP62335786A JPH06103259B2 (ja) 1987-12-29 1987-12-29 マルチ流体変調方式による流体分析装置における相互干渉低減方法
JP20116987U JPH056526Y2 (de) 1987-12-30 1987-12-30

Publications (2)

Publication Number Publication Date
DE3879897D1 DE3879897D1 (de) 1993-05-06
DE3879897T2 true DE3879897T2 (de) 1993-10-14

Family

ID=27573425

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19883879897 Expired - Fee Related DE3879897T2 (de) 1987-12-11 1988-12-05 Verfahren und Vorrichtung zur Analysierung von Flüssigkeiten mittels Mehrflüssigkeitenmodulationsverfahren.

Country Status (2)

Country Link
EP (1) EP0319887B1 (de)
DE (1) DE3879897T2 (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03259742A (ja) * 1990-03-09 1991-11-19 Shimadzu Corp 全有機炭素測定装置
US5823044A (en) * 1997-04-30 1998-10-20 Ford Global Technologies, Inc. Method for selective gas sensors based on nonlinear gas reactions
US5831145A (en) * 1997-04-30 1998-11-03 Ford Global Technologies, Inc. Method of introducing selectivity to nonselective gas sensors
CN114487276B (zh) * 2021-12-29 2024-01-12 聚光科技(杭州)股份有限公司 非甲烷总烃的检测方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL7314801A (nl) * 1973-10-27 1975-04-29 Philips Nv Werkwijze voor kwantitatieve analyse.
JPS5494387A (en) 1978-01-10 1979-07-26 Horiba Ltd Gas analyzer
JPS56122935A (en) * 1980-03-01 1981-09-26 Horiba Ltd Gas analyzing device of fluid modulation system
US4467435A (en) * 1981-10-05 1984-08-21 Beckman Instruments, Inc. Infrared gas analyzer having detector elements of differing types
EP0232382A4 (de) * 1985-08-15 1988-01-28 Global Geochemistry Corp Chemisches analyseverfahren durch geregelte mustermodulierung und korrelation des nachweises.

Also Published As

Publication number Publication date
EP0319887A2 (de) 1989-06-14
EP0319887A3 (en) 1990-07-04
EP0319887B1 (de) 1993-03-31
DE3879897D1 (de) 1993-05-06

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Free format text: PATENTANWAELTE MUELLER & HOFFMANN, 81667 MUENCHEN

8320 Willingness to grant licences declared (paragraph 23)
8339 Ceased/non-payment of the annual fee