DE3830834C2 - - Google Patents
Info
- Publication number
- DE3830834C2 DE3830834C2 DE3830834A DE3830834A DE3830834C2 DE 3830834 C2 DE3830834 C2 DE 3830834C2 DE 3830834 A DE3830834 A DE 3830834A DE 3830834 A DE3830834 A DE 3830834A DE 3830834 C2 DE3830834 C2 DE 3830834C2
- Authority
- DE
- Germany
- Prior art keywords
- gas
- extinction
- signals
- interfering
- frequencies
- 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
- 230000008033 biological extinction Effects 0.000 claims description 73
- 230000002452 interceptive effect Effects 0.000 claims description 42
- 238000005259 measurement Methods 0.000 claims description 38
- 239000000203 mixture Substances 0.000 claims description 20
- 230000003287 optical effect Effects 0.000 claims description 16
- 230000005855 radiation Effects 0.000 claims description 14
- 238000011156 evaluation Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 13
- 238000003384 imaging method Methods 0.000 claims description 11
- 238000010521 absorption reaction Methods 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 3
- 238000002798 spectrophotometry method Methods 0.000 claims description 2
- 210000004027 cell Anatomy 0.000 claims 5
- 210000000227 basophil cell of anterior lobe of hypophysis Anatomy 0.000 claims 1
- 239000007789 gas Substances 0.000 description 106
- 238000002835 absorbance Methods 0.000 description 11
- 230000003595 spectral effect Effects 0.000 description 6
- 238000004868 gas analysis Methods 0.000 description 5
- 238000000862 absorption spectrum Methods 0.000 description 4
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000035945 sensitivity Effects 0.000 description 2
- 241000881711 Acipenser sturio Species 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002329 infrared spectrum Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000004611 spectroscopical analysis Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
-
- 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
- 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
- G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
-
- 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
- G01N2201/121—Correction signals
- G01N2201/1215—Correction signals for interfering gases
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Biochemistry (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Theoretical Computer Science (AREA)
- Mathematical Physics (AREA)
- Engineering & Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3830834A DE3830834A1 (de) | 1988-09-10 | 1988-09-10 | Verfahren und einrichtung zur dispersiven, spektral voll aufgeloesten optischen gasanalyse mit unterdrueckter querempfindlichkeit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3830834A DE3830834A1 (de) | 1988-09-10 | 1988-09-10 | Verfahren und einrichtung zur dispersiven, spektral voll aufgeloesten optischen gasanalyse mit unterdrueckter querempfindlichkeit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE3830834A1 DE3830834A1 (de) | 1990-03-15 |
| DE3830834C2 true DE3830834C2 (US06312121-20011106-C00033.png) | 1991-08-22 |
Family
ID=6362697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE3830834A Granted DE3830834A1 (de) | 1988-09-10 | 1988-09-10 | Verfahren und einrichtung zur dispersiven, spektral voll aufgeloesten optischen gasanalyse mit unterdrueckter querempfindlichkeit |
Country Status (1)
| Country | Link |
|---|---|
| DE (1) | DE3830834A1 (US06312121-20011106-C00033.png) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10047728B4 (de) * | 2000-09-27 | 2005-12-08 | Dräger Medical AG & Co. KGaA | Infrarotoptischer Gasanalysator |
| CN103575695B (zh) * | 2012-07-20 | 2015-12-09 | 无锡凯睿传感技术有限公司 | 一种气体氮氧化物含量检测装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2343097A1 (de) * | 1973-08-27 | 1975-03-13 | Max Planck Gesellschaft | Die fotometrische bestimmung von konzentrationsverhaeltnissen |
| FI52255C (fi) * | 1975-10-30 | 1977-07-11 | Innotec Oy | Infrapuna-analysaattori. |
-
1988
- 1988-09-10 DE DE3830834A patent/DE3830834A1/de active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| DE3830834A1 (de) | 1990-03-15 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| OP8 | Request for examination as to paragraph 44 patent law | ||
| D2 | Grant after examination | ||
| 8364 | No opposition during term of opposition | ||
| 8339 | Ceased/non-payment of the annual fee |