JP7827157B2 - ガス測定装置 - Google Patents

ガス測定装置

Info

Publication number
JP7827157B2
JP7827157B2 JP2024540415A JP2024540415A JP7827157B2 JP 7827157 B2 JP7827157 B2 JP 7827157B2 JP 2024540415 A JP2024540415 A JP 2024540415A JP 2024540415 A JP2024540415 A JP 2024540415A JP 7827157 B2 JP7827157 B2 JP 7827157B2
Authority
JP
Japan
Prior art keywords
gas
component
detector
absorption wavelength
wavelength range
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.)
Active
Application number
JP2024540415A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2024034487A5 (https=
JPWO2024034487A1 (https=
Inventor
克彦 荒谷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shimadzu Corp
Original Assignee
Shimadzu Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shimadzu Corp filed Critical Shimadzu Corp
Publication of JPWO2024034487A1 publication Critical patent/JPWO2024034487A1/ja
Publication of JPWO2024034487A5 publication Critical patent/JPWO2024034487A5/ja
Application granted granted Critical
Publication of JP7827157B2 publication Critical patent/JP7827157B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • G01N21/3518—Devices using gas filter correlation techniques; Devices using gas pressure modulation techniques
    • 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
    • G01N2021/3545—Disposition for compensating effect of interfering gases

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)
JP2024540415A 2022-08-08 2023-08-02 ガス測定装置 Active JP7827157B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2022126517 2022-08-08
JP2022126517 2022-08-08
PCT/JP2023/028260 WO2024034487A1 (ja) 2022-08-08 2023-08-02 ガス測定装置

Publications (3)

Publication Number Publication Date
JPWO2024034487A1 JPWO2024034487A1 (https=) 2024-02-15
JPWO2024034487A5 JPWO2024034487A5 (https=) 2025-04-16
JP7827157B2 true JP7827157B2 (ja) 2026-03-10

Family

ID=89851720

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2024540415A Active JP7827157B2 (ja) 2022-08-08 2023-08-02 ガス測定装置

Country Status (5)

Country Link
US (1) US20260029338A1 (https=)
EP (1) EP4571294A1 (https=)
JP (1) JP7827157B2 (https=)
CN (1) CN119654548A (https=)
WO (1) WO2024034487A1 (https=)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003050203A (ja) 2001-08-03 2003-02-21 Nissan Motor Co Ltd 非分散型赤外吸収式ガス分析装置及び分析方法
JP2013120058A (ja) 2011-12-06 2013-06-17 Shimadzu Corp 燃焼排ガス分析装置

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5124282A (ja) * 1974-08-22 1976-02-27 Shimadzu Corp Hibunsangatasekigaisenbunsekikei
JPS5145570A (ja) * 1974-10-17 1976-04-19 Shimadzu Corp Renzokukyukobunsekikeino zerotenjidohoseisochi
JPS61199657U (https=) 1985-06-04 1986-12-13
DE3937141A1 (de) 1989-11-08 1991-05-16 Hartmann & Braun Ag Nichtdispersiver infrarot-gasanalysator zur gleichzeitigen messung der konzentration mehrerer komponenten einer gasprobe
JPH07167784A (ja) * 1993-12-16 1995-07-04 Fuji Electric Co Ltd 赤外線ガス分析計
JPH09318534A (ja) 1996-05-25 1997-12-12 Horiba Ltd ＨＣｌ計

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003050203A (ja) 2001-08-03 2003-02-21 Nissan Motor Co Ltd 非分散型赤外吸収式ガス分析装置及び分析方法
JP2013120058A (ja) 2011-12-06 2013-06-17 Shimadzu Corp 燃焼排ガス分析装置

Also Published As

Publication number Publication date
US20260029338A1 (en) 2026-01-29
WO2024034487A1 (ja) 2024-02-15
EP4571294A1 (en) 2025-06-18
JPWO2024034487A1 (https=) 2024-02-15
CN119654548A (zh) 2025-03-18

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