JPWO2021182279A1 - - Google Patents
Info
- Publication number
- JPWO2021182279A1 JPWO2021182279A1 JP2022505995A JP2022505995A JPWO2021182279A1 JP WO2021182279 A1 JPWO2021182279 A1 JP WO2021182279A1 JP 2022505995 A JP2022505995 A JP 2022505995A JP 2022505995 A JP2022505995 A JP 2022505995A JP WO2021182279 A1 JPWO2021182279 A1 JP WO2021182279A1
- Authority
- JP
- Japan
- 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.)
- Granted
Links
Classifications
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- 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
- G01N21/255—Details, e.g. use of specially adapted sources, lighting or optical systems
-
- 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
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
-
- 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
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet 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
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/03—Cuvette constructions
- G01N21/031—Multipass arrangements
- G01N2021/0314—Double pass, autocollimated path
-
- 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
- G01N21/276—Calibration, base line adjustment, drift correction with alternation of sample and standard in optical path
-
- 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
- G01N2201/127—Calibration; base line adjustment; drift compensation
- G01N2201/12746—Calibration values determination
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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)
- Engineering & Computer Science (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2020044828 | 2020-03-13 | ||
JP2020044828 | 2020-03-13 | ||
PCT/JP2021/008377 WO2021182279A1 (ja) | 2020-03-13 | 2021-03-04 | 濃度測定方法および濃度測定装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2021182279A1 true JPWO2021182279A1 (ja) | 2021-09-16 |
JP7228209B2 JP7228209B2 (ja) | 2023-02-24 |
Family
ID=77672332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2022505995A Active JP7228209B2 (ja) | 2020-03-13 | 2021-03-04 | 濃度測定方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US20230124208A1 (ja) |
JP (1) | JP7228209B2 (ja) |
KR (1) | KR20220079977A (ja) |
TW (1) | TWI762233B (ja) |
WO (1) | WO2021182279A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62266440A (ja) * | 1986-05-14 | 1987-11-19 | Fujitsu Ltd | ガス検出装置 |
JP2017129374A (ja) * | 2016-01-18 | 2017-07-27 | 株式会社堀場製作所 | 分析装置、及び、分析方法 |
WO2020158506A1 (ja) * | 2019-01-31 | 2020-08-06 | 株式会社フジキン | 濃度測定装置 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08128955A (ja) * | 1994-09-27 | 1996-05-21 | Okitoronikusu Kk | ガス濃度計の検査方法およびガス濃度計 |
JP4472156B2 (ja) * | 2000-11-02 | 2010-06-02 | 中部電力株式会社 | ガス成分測定装置及び方法 |
DE102012007016B3 (de) * | 2012-04-05 | 2013-10-10 | Dräger Safety AG & Co. KGaA | Optischer Gassensor |
JP5885699B2 (ja) | 2013-05-09 | 2016-03-15 | 株式会社フジキン | 脆性破壊性光透過窓板の固定構造及びこれを用いた脆性破壊性光透過窓板の固定方法 |
KR20170103779A (ko) * | 2014-11-23 | 2017-09-13 | 가부시키가이샤 후지킨 | 광학적 가스 농도측정 방법 및 그 방법에 의한 가스 농도 모니터 방법 |
CN106062533A (zh) * | 2015-01-20 | 2016-10-26 | 株式会社东芝 | 呼气测量装置和呼气测量方法以及气室 |
KR102082172B1 (ko) | 2015-08-18 | 2020-02-27 | 가부시키가이샤 후지킨 | 농도 측정 장치 |
TW201719154A (zh) * | 2015-11-26 | 2017-06-01 | 財團法人工業技術研究院 | 光學感測模組 |
JP6643715B2 (ja) * | 2016-03-29 | 2020-02-12 | 東亜ディーケーケー株式会社 | オゾン測定装置 |
TWI592647B (zh) * | 2016-05-25 | 2017-07-21 | 熱映光電股份有限公司 | 氣體測量裝置及氣體濃度測量方法 |
JP6912766B2 (ja) * | 2016-07-29 | 2021-08-04 | 国立大学法人徳島大学 | 濃度測定装置 |
JP6786099B2 (ja) * | 2016-08-12 | 2020-11-18 | 株式会社フジキン | 濃度測定装置 |
-
2021
- 2021-03-04 WO PCT/JP2021/008377 patent/WO2021182279A1/ja active Application Filing
- 2021-03-04 JP JP2022505995A patent/JP7228209B2/ja active Active
- 2021-03-04 US US17/905,486 patent/US20230124208A1/en active Pending
- 2021-03-04 KR KR1020227016364A patent/KR20220079977A/ko not_active Application Discontinuation
- 2021-03-11 TW TW110108657A patent/TWI762233B/zh active
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62266440A (ja) * | 1986-05-14 | 1987-11-19 | Fujitsu Ltd | ガス検出装置 |
JP2017129374A (ja) * | 2016-01-18 | 2017-07-27 | 株式会社堀場製作所 | 分析装置、及び、分析方法 |
WO2020158506A1 (ja) * | 2019-01-31 | 2020-08-06 | 株式会社フジキン | 濃度測定装置 |
Also Published As
Publication number | Publication date |
---|---|
JP7228209B2 (ja) | 2023-02-24 |
WO2021182279A1 (ja) | 2021-09-16 |
TW202146881A (zh) | 2021-12-16 |
KR20220079977A (ko) | 2022-06-14 |
TWI762233B (zh) | 2022-04-21 |
US20230124208A1 (en) | 2023-04-20 |
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