DE3879897D1 - Verfahren und vorrichtung zur analysierung von fluessigkeiten mittels mehrfluessigkeitenmodulationsverfahren. - Google Patents
Verfahren und vorrichtung zur analysierung von fluessigkeiten mittels mehrfluessigkeitenmodulationsverfahren.Info
- Publication number
- DE3879897D1 DE3879897D1 DE8888120269T DE3879897T DE3879897D1 DE 3879897 D1 DE3879897 D1 DE 3879897D1 DE 8888120269 T DE8888120269 T DE 8888120269T DE 3879897 T DE3879897 T DE 3879897T DE 3879897 D1 DE3879897 D1 DE 3879897D1
- 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
Links
- 239000007788 liquid Substances 0.000 title 2
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
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)
- Sampling And Sample Adjustment (AREA)
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 true DE3879897D1 (de) | 1993-05-06 |
DE3879897T2 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)
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 |
US5831145A (en) * | 1997-04-30 | 1998-11-03 | Ford Global Technologies, Inc. | Method of introducing selectivity to nonselective gas sensors |
US5823044A (en) * | 1997-04-30 | 1998-10-20 | Ford Global Technologies, Inc. | Method for selective gas sensors based on nonlinear gas reactions |
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)
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. |
-
1988
- 1988-12-05 EP EP19880120269 patent/EP0319887B1/de not_active Expired - Lifetime
- 1988-12-05 DE DE19883879897 patent/DE3879897T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE3879897T2 (de) | 1993-10-14 |
EP0319887B1 (de) | 1993-03-31 |
EP0319887A3 (en) | 1990-07-04 |
EP0319887A2 (de) | 1989-06-14 |
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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 |