TW222687B - - Google Patents

Info

Publication number
TW222687B
TW222687B TW081108176A TW81108176A TW222687B TW 222687 B TW222687 B TW 222687B TW 081108176 A TW081108176 A TW 081108176A TW 81108176 A TW81108176 A TW 81108176A TW 222687 B TW222687 B TW 222687B
Authority
TW
Taiwan
Prior art keywords
substance
gas
concentration
measurement
gas pressure
Prior art date
Application number
TW081108176A
Other languages
English (en)
Original Assignee
Fresenius Inst
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 Fresenius Inst filed Critical Fresenius Inst
Application granted granted Critical
Publication of TW222687B publication Critical patent/TW222687B/zh

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

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)
  • Sampling And Sample Adjustment (AREA)
  • Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
TW081108176A 1991-04-16 1992-10-13 TW222687B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4112356A DE4112356A1 (de) 1991-04-16 1991-04-16 Verfahren und vorrichtung zur gasanalyse

Publications (1)

Publication Number Publication Date
TW222687B true TW222687B (zh) 1994-04-21

Family

ID=6429678

Family Applications (1)

Application Number Title Priority Date Filing Date
TW081108176A TW222687B (zh) 1991-04-16 1992-10-13

Country Status (13)

Country Link
EP (1) EP0509249B1 (zh)
JP (1) JPH05249040A (zh)
KR (1) KR920020204A (zh)
AT (1) ATE194425T1 (zh)
CA (1) CA2064540A1 (zh)
CS (1) CS113292A3 (zh)
DE (2) DE4112356A1 (zh)
HU (1) HUT66169A (zh)
PL (1) PL294253A1 (zh)
RO (1) RO109899B1 (zh)
RU (1) RU2095789C1 (zh)
TW (1) TW222687B (zh)
YU (1) YU38192A (zh)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4856864A (en) * 1985-07-11 1989-08-15 Raychem Corporation Optical fiber distribution network including non-destructive taps and method of using same
DE19649343A1 (de) * 1996-11-28 1998-06-10 Fraunhofer Ges Forschung Vorrichtung zur photometrischen Untersuchung eines gasförmigen Probenmediums
FR2784747B1 (fr) 1998-10-16 2000-12-08 Air Liquide Procede et dispositif de mesure de la quantite d'impuretes dans un echantillon de gaz a analyser
PT1320743E (pt) * 2000-09-25 2010-07-26 Otsuka Pharma Co Ltd MéTODO DE ANáLISE DA RESPIRAÆO HUMANA ATRAVéS DE UM NALISADOR DE GáS ISOTËPICO
JP3705270B2 (ja) 2003-01-20 2005-10-12 セイコーエプソン株式会社 赤外吸収測定方法および赤外吸収測定装置、ならびに半導体装置の製造方法
JP3744903B2 (ja) 2003-01-20 2006-02-15 セイコーエプソン株式会社 赤外吸収測定方法および赤外吸収測定装置、ならびに半導体装置の製造方法
FI125907B (en) * 2013-09-24 2016-03-31 Vaisala Oyj Method and apparatus for measuring the concentration of gases dissolved in liquids
WO2015054594A1 (en) * 2013-10-11 2015-04-16 Precisive, LLC Systems and methods for pressure differential molecular spectroscopy of compressible fluids
JP6581439B2 (ja) * 2015-08-26 2019-09-25 旭化成エレクトロニクス株式会社 ガスセンサ較正装置、ガスセンサ較正方法及びガスセンサ
CN114112956A (zh) * 2021-11-23 2022-03-01 青岛崂应海纳光电环保集团有限公司 气体检测方法与装置

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB849983A (en) * 1956-08-18 1960-09-28 Hartmann & Braun Ag Method and apparatus for the analysis by radiation of mixtures of gases and/or vapours
US4163899A (en) * 1977-11-30 1979-08-07 Andros, Inc. Method and apparatus for gas analysis
DE3116344A1 (de) * 1981-04-24 1982-11-18 Kernforschungszentrum Karlsruhe Gmbh, 7500 Karlsruhe Verfahren zum erhoehen der messgenauigkeit eines gasanalysators
GB2110818B (en) * 1981-11-14 1985-05-15 Ferranti Ltd Non-dispersive gas analyser

Also Published As

Publication number Publication date
EP0509249A3 (en) 1993-12-08
RO109899B1 (ro) 1995-06-30
DE4112356A1 (de) 1992-10-22
EP0509249B1 (de) 2000-07-05
CA2064540A1 (en) 1992-10-17
HUT66169A (en) 1994-09-28
PL294253A1 (en) 1993-05-17
JPH05249040A (ja) 1993-09-28
KR920020204A (ko) 1992-11-20
ATE194425T1 (de) 2000-07-15
YU38192A (sh) 1994-06-10
CS113292A3 (en) 1992-12-16
RU2095789C1 (ru) 1997-11-10
DE59209844D1 (de) 2000-08-10
EP0509249A2 (de) 1992-10-21
HU9201264D0 (en) 1992-07-28

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