JPH056862B2 - - Google Patents
Info
- Publication number
- JPH056862B2 JPH056862B2 JP15418186A JP15418186A JPH056862B2 JP H056862 B2 JPH056862 B2 JP H056862B2 JP 15418186 A JP15418186 A JP 15418186A JP 15418186 A JP15418186 A JP 15418186A JP H056862 B2 JPH056862 B2 JP H056862B2
- Authority
- JP
- Japan
- Prior art keywords
- light
- measured
- infrared
- 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 - Fee Related
Links
- 239000000463 material Substances 0.000 claims description 108
- 239000013307 optical fiber Substances 0.000 claims description 80
- 230000003287 optical effect Effects 0.000 claims description 57
- 238000005259 measurement Methods 0.000 claims description 27
- 238000000034 method Methods 0.000 claims description 23
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 23
- 238000005070 sampling Methods 0.000 claims description 18
- 238000000862 absorption spectrum Methods 0.000 claims description 10
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 230000005540 biological transmission Effects 0.000 claims description 7
- 238000012937 correction Methods 0.000 claims description 7
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 239000000835 fiber Substances 0.000 claims description 2
- 239000007789 gas Substances 0.000 description 14
- 238000007791 dehumidification Methods 0.000 description 10
- 238000010586 diagram Methods 0.000 description 7
- 238000001035 drying Methods 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052736 halogen Inorganic materials 0.000 description 2
- 238000000691 measurement method Methods 0.000 description 2
- 239000003595 mist Substances 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000001028 reflection method Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000004043 responsiveness Effects 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000002834 transmittance Methods 0.000 description 1
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 1
- -1 tungsten halogen Chemical class 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
- G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
-
- 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
- G01N21/3554—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content
- G01N21/3559—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for determining moisture content in sheets, e.g. in paper
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 |
|---|---|---|---|
| JP61154181A JPS6324145A (ja) | 1986-07-02 | 1986-07-02 | ドライヤ−パ−トにおけるシ−トの水分測定方法及び装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61154181A JPS6324145A (ja) | 1986-07-02 | 1986-07-02 | ドライヤ−パ−トにおけるシ−トの水分測定方法及び装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6324145A JPS6324145A (ja) | 1988-02-01 |
| JPH056862B2 true JPH056862B2 (pl) | 1993-01-27 |
Family
ID=15578605
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61154181A Granted JPS6324145A (ja) | 1986-07-02 | 1986-07-02 | ドライヤ−パ−トにおけるシ−トの水分測定方法及び装置 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6324145A (pl) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02307040A (ja) * | 1989-05-23 | 1990-12-20 | Iiosu:Kk | 光学式成分分析装置 |
| JPH0310146A (ja) * | 1989-06-08 | 1991-01-17 | Okawara Mfg Co Ltd | 反射型光ファイバー式赤外線水分計 |
| JP7129694B2 (ja) * | 2018-07-27 | 2022-09-02 | 国立研究開発法人産業技術総合研究所 | 光学計測器 |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4097743A (en) * | 1977-04-19 | 1978-06-27 | Moisture Systems Corp. | Moisture analyzing method and apparatus |
| JPS5465062A (en) * | 1977-11-02 | 1979-05-25 | Toshiba Corp | Optical liquid level detector |
| JPS589362A (ja) * | 1981-07-08 | 1983-01-19 | Hitachi Ltd | 固体撮像素子 |
| JPS5920804A (ja) * | 1982-07-28 | 1984-02-02 | Minolta Camera Co Ltd | 膜厚監視装置 |
| JPH031816U (pl) * | 1989-05-29 | 1991-01-10 |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5966206U (ja) * | 1982-10-25 | 1984-05-02 | 三菱レイヨン株式会社 | 光フアイバ−センサ−ヘツド |
-
1986
- 1986-07-02 JP JP61154181A patent/JPS6324145A/ja active Granted
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4097743A (en) * | 1977-04-19 | 1978-06-27 | Moisture Systems Corp. | Moisture analyzing method and apparatus |
| JPS5465062A (en) * | 1977-11-02 | 1979-05-25 | Toshiba Corp | Optical liquid level detector |
| JPS589362A (ja) * | 1981-07-08 | 1983-01-19 | Hitachi Ltd | 固体撮像素子 |
| JPS5920804A (ja) * | 1982-07-28 | 1984-02-02 | Minolta Camera Co Ltd | 膜厚監視装置 |
| JPH031816U (pl) * | 1989-05-29 | 1991-01-10 |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6324145A (ja) | 1988-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |