JPH0220938B2 - - Google Patents
Info
- Publication number
- JPH0220938B2 JPH0220938B2 JP4299284A JP4299284A JPH0220938B2 JP H0220938 B2 JPH0220938 B2 JP H0220938B2 JP 4299284 A JP4299284 A JP 4299284A JP 4299284 A JP4299284 A JP 4299284A JP H0220938 B2 JPH0220938 B2 JP H0220938B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- wavelength
- measurement
- optical fiber
- optical
- 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 - Lifetime
Links
- 238000005259 measurement Methods 0.000 claims description 97
- OTMSDBZUPAUEDD-UHFFFAOYSA-N Ethane Chemical compound CC OTMSDBZUPAUEDD-UHFFFAOYSA-N 0.000 claims description 86
- 230000003287 optical effect Effects 0.000 claims description 68
- 238000010521 absorption reaction Methods 0.000 claims description 62
- 239000013307 optical fiber Substances 0.000 claims description 48
- 230000005540 biological transmission Effects 0.000 claims description 47
- 238000012545 processing Methods 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 13
- 238000002798 spectrophotometry method Methods 0.000 claims description 5
- 238000005375 photometry Methods 0.000 claims 1
- 239000007789 gas Substances 0.000 description 130
- ATUOYWHBWRKTHZ-UHFFFAOYSA-N Propane Chemical compound CCC ATUOYWHBWRKTHZ-UHFFFAOYSA-N 0.000 description 30
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 22
- 239000001294 propane Substances 0.000 description 15
- 238000001514 detection method Methods 0.000 description 11
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 6
- 230000005856 abnormality Effects 0.000 description 4
- 230000008033 biological extinction Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 229910002092 carbon dioxide Inorganic materials 0.000 description 3
- 239000001569 carbon dioxide Substances 0.000 description 3
- 239000010453 quartz Substances 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 239000000377 silicon dioxide Substances 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000002835 absorbance Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 230000005674 electromagnetic induction Effects 0.000 description 2
- 238000004880 explosion Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 230000031700 light absorption Effects 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 206010000369 Accident Diseases 0.000 description 1
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000567 combustion gas Substances 0.000 description 1
- 238000000295 emission spectrum Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- 239000002737 fuel gas Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000006262 metallic foam Substances 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000002984 plastic foam Substances 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-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
- G01N21/31—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
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)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59042992A JPS60187845A (ja) | 1984-03-08 | 1984-03-08 | エタンガス濃度の測定方法およびその装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP59042992A JPS60187845A (ja) | 1984-03-08 | 1984-03-08 | エタンガス濃度の測定方法およびその装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS60187845A JPS60187845A (ja) | 1985-09-25 |
| JPH0220938B2 true JPH0220938B2 (enrdf_load_stackoverflow) | 1990-05-11 |
Family
ID=12651520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP59042992A Granted JPS60187845A (ja) | 1984-03-08 | 1984-03-08 | エタンガス濃度の測定方法およびその装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS60187845A (enrdf_load_stackoverflow) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02156136A (ja) * | 1988-12-07 | 1990-06-15 | Power Reactor & Nuclear Fuel Dev Corp | 分光分析装置 |
| AU2321300A (en) | 1999-02-05 | 2000-08-25 | Sumitomo Electric Industries, Ltd. | Fiber amplifier |
-
1984
- 1984-03-08 JP JP59042992A patent/JPS60187845A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS60187845A (ja) | 1985-09-25 |
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