ATE106142T1 - Gasanalysiergerät mit doppelter musterzelle. - Google Patents

Gasanalysiergerät mit doppelter musterzelle.

Info

Publication number
ATE106142T1
ATE106142T1 AT88910430T AT88910430T ATE106142T1 AT E106142 T1 ATE106142 T1 AT E106142T1 AT 88910430 T AT88910430 T AT 88910430T AT 88910430 T AT88910430 T AT 88910430T AT E106142 T1 ATE106142 T1 AT E106142T1
Authority
AT
Austria
Prior art keywords
gas
sample cell
measurement
nox
gases
Prior art date
Application number
AT88910430T
Other languages
English (en)
Inventor
Edward Alexander Mcclatchie
Kevin Graham Williams
Original Assignee
Andros Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=22256009&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE106142(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Andros Inc filed Critical Andros Inc
Application granted granted Critical
Publication of ATE106142T1 publication Critical patent/ATE106142T1/de

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
    • 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
    • G01N2021/3129—Determining multicomponents by multiwavelength light
    • G01N2021/3137—Determining multicomponents by multiwavelength light with selection of wavelengths after the sample
    • 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
    • G01N2021/3166—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 using separate detectors and filters
    • 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
    • G01N2201/121—Correction signals
    • G01N2201/1215—Correction signals for 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)
  • Optical Measuring Cells (AREA)
AT88910430T 1987-09-11 1988-09-09 Gasanalysiergerät mit doppelter musterzelle. ATE106142T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/096,169 US4829183A (en) 1987-09-11 1987-09-11 Dual sample cell gas analyzer

Publications (1)

Publication Number Publication Date
ATE106142T1 true ATE106142T1 (de) 1994-06-15

Family

ID=22256009

Family Applications (1)

Application Number Title Priority Date Filing Date
AT88910430T ATE106142T1 (de) 1987-09-11 1988-09-09 Gasanalysiergerät mit doppelter musterzelle.

Country Status (8)

Country Link
US (1) US4829183A (de)
EP (1) EP0386125B1 (de)
JP (1) JPH03503446A (de)
AT (1) ATE106142T1 (de)
AU (1) AU608103B2 (de)
CA (1) CA1315122C (de)
DE (1) DE3889734T2 (de)
WO (1) WO1989003029A1 (de)

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US5081998A (en) * 1989-09-01 1992-01-21 Critikon, Inc. Optically stabilized infrared energy detector
US5095913A (en) * 1989-09-01 1992-03-17 Critikon, Inc. Shutterless optically stabilized capnograph
JPH0760119B2 (ja) * 1989-09-30 1995-06-28 株式会社堀場製作所 赤外線検出器
US5340987A (en) * 1991-03-15 1994-08-23 Li-Cor, Inc. Apparatus and method for analyzing gas
DE4213051A1 (de) * 1992-04-21 1993-10-28 Siemens Ag Verfahren und Anordnung zum Messen der Konzentration eines Nachweisgases in einem ein Störgas enthaltenden Meßgas
US5510269A (en) * 1992-11-20 1996-04-23 Sensors, Inc. Infrared method and apparatus for measuring gas concentration including electronic calibration
FR2702839B1 (fr) * 1993-03-17 1995-04-21 Peugeot Procédé et appareil de mesure et d'analyse des particules solides émises par un moteur diesel.
US5418366A (en) * 1994-05-05 1995-05-23 Santa Barbara Research Center IR-based nitric oxide sensor having water vapor compensation
US5591975A (en) * 1993-09-10 1997-01-07 Santa Barbara Research Center Optical sensing apparatus for remotely measuring exhaust gas composition of moving motor vehicles
US5585635A (en) * 1994-09-26 1996-12-17 Marquette Electronics, Inc. Infrared gas analyzer and method
US5545897A (en) * 1994-10-04 1996-08-13 Santa Barbara Research Center Optically-based chemical detection system
US5495875A (en) * 1994-12-01 1996-03-05 Scott Specialty Gases, Inc. System for continuous blending of a liquid into a gas
BR9612529A (pt) * 1996-02-27 1999-08-31 Intensive Care Innovations Ltd Sistema ventilatório com administrador de gás adicional.
US5747809A (en) * 1996-06-11 1998-05-05 Sri International NDIR apparatus and method for measuring isotopic ratios in gaseous samples
FI102785B1 (fi) * 1996-09-18 1999-02-15 Instrumentarium Oy Seoskaasuvaikutuksen korjaus säteilyabsorptioon perustuvassa mittauksessa
US5726450A (en) 1996-10-26 1998-03-10 Envirotest Systems Corp. Unmanned integrated optical remote emissions sensor (RES) for motor vehicles
WO1998030888A1 (en) * 1997-01-14 1998-07-16 Otsuka Pharmaceutical Co., Ltd. Stable isotope measurement method and apparatus by spectroscopy
US5859430A (en) * 1997-04-10 1999-01-12 Schlumberger Technology Corporation Method and apparatus for the downhole compositional analysis of formation gases
US5939717A (en) * 1998-01-29 1999-08-17 Schlumberger Technology Corporation Methods and apparatus for determining gas-oil ratio in a geological formation through the use of spectroscopy
US6723989B1 (en) 1998-09-17 2004-04-20 Envirotest Systems Corporation Remote emissions sensing system and method with a composite beam of IR and UV radiation that is not split for detection
HK1041520B (en) 1998-09-17 2006-12-29 Envirotest Systems Corp. Remote emissions sensing system with improved nox detection
BR9914211A (pt) 1998-10-30 2001-07-03 Enviromental Systems Products Detector para a detecção remota de várias pistas
AU2356300A (en) * 1998-12-11 2000-06-26 Envirotest Systems Corp. Exhaust opacity measuring device
WO2000042415A1 (en) * 1999-01-12 2000-07-20 Envirotest Systems Corp. Remote vehicle emission sensing device with single detector
DE19907669C1 (de) * 1999-02-23 2000-11-30 Daimler Chrysler Ag Verfahren zur Korrektur des Wassereinflusses auf das Signal eines Sensors zur Detektion der im Abgas eines Verbrennungsmotors befindlichen Reduktionsmittelkonzentration
GB2350195A (en) * 1999-05-19 2000-11-22 Aea Technology Plc Determination of hydrocarbon concentration in a gas
US6369387B1 (en) 1999-10-15 2002-04-09 Li-Cor, Inc. Gas analyzer
WO2001048456A1 (en) 1999-12-29 2001-07-05 Environmental Systems Products, Inc. System and method for remote analysis of small engine vehicle emissions
EP2264435A3 (de) * 2000-06-26 2011-12-07 Murray Thomson Methode für ein verbessertes Regelungsverfahren in Verbrennungsanwendungen
US7132661B2 (en) 2000-08-28 2006-11-07 Spectrasensors, Inc. System and method for detecting water vapor within natural gas
US6750444B2 (en) 2000-12-29 2004-06-15 Spx Corporation Apparatus and method for measuring vehicle speed and/or acceleration
US6561027B2 (en) 2000-12-29 2003-05-13 Spx Corporation Support structure for system for measuring vehicle speed and/or acceleration
US6781110B2 (en) * 2000-12-29 2004-08-24 Spx Corporation Apparatus and method for measuring vehicle speed and/or acceleration
US6745613B2 (en) 2001-08-13 2004-06-08 Spx Corporation Method and system for determining the type of fuel used to power a vehicle
US6857262B2 (en) 2001-08-16 2005-02-22 Spx Corporation Catalytic converter function detection
US7183945B2 (en) * 2001-08-17 2007-02-27 Spx Corporation Method and system for video capture of vehicle information
US20030034889A1 (en) 2001-08-20 2003-02-20 Rendahl Craig S. Host system and method for sensed vehicle data
US6744516B2 (en) * 2001-08-21 2004-06-01 Spx Corporation Optical path structure for open path emissions sensing
US6757607B2 (en) 2001-08-23 2004-06-29 Spx Corporation Audit vehicle and audit method for remote emissions sensing
PT1682000E (pt) * 2003-10-31 2009-03-19 Otsuka Pharma Co Ltd Processo para determinar a quantidade de gás injectado em análise isotópica de gás e processo e equipamento para medir e analisar isótopos de gás
US7679059B2 (en) * 2006-04-19 2010-03-16 Spectrasensors, Inc. Measuring water vapor in hydrocarbons
DE102006024248B4 (de) 2006-05-23 2014-05-08 Fev Gmbh Vorrichtung zur Messung der Schadstoffe in Abgasen von Brennkraftmaschinen
US7511802B2 (en) 2006-05-26 2009-03-31 Spectrasensors, Inc. Measuring trace components of complex gases using gas chromatography/absorption spectrometry
US7508521B2 (en) * 2007-03-14 2009-03-24 Spectrasensors, Inc. Pressure-invariant trace gas detection
AU2008240146B2 (en) * 2007-04-11 2013-10-17 Spectrasensors, Inc. Reactive gas detection in complex backgrounds
KR20110063442A (ko) * 2008-09-03 2011-06-10 테스토 아게 측정값 감지 및 측정값 표시를 위한 방법
JP5729285B2 (ja) * 2011-12-06 2015-06-03 株式会社島津製作所 燃焼排ガス分析装置
US10643008B2 (en) 2014-11-11 2020-05-05 Spectrasensors, Inc. Target analyte detection and quantification in sample gases with complex background compositions
RU207949U1 (ru) * 2021-09-20 2021-11-25 Федеральное государственное бюджетное образовательное учреждение высшего образования "Тверской государственный технический университет" Инфракрасный термохимический детектор газов и паров

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US2666854A (en) * 1950-04-10 1954-01-19 Phillips Petroleum Co Recording system
US3544789A (en) * 1968-03-04 1970-12-01 Irwin Wieder Atomic absorption detection of given substances independent of absorption by background substances
US3718429A (en) * 1971-03-15 1973-02-27 Du Pont No-no2 analyzer
US3718249A (en) * 1971-04-12 1973-02-27 Stanray Corp Carousel for baggage and other articles
JPS4945788A (de) * 1972-09-05 1974-05-01 Hitachi Ltd
DE2407133B2 (de) * 1974-02-15 1976-12-09 Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt e.V., 5300 Bonn Verfahren und vorrichtung zur bestimmung von stickoxid
US4355233A (en) * 1979-02-22 1982-10-19 Beckman Instruments, Inc. Method and apparatus for negating measurement effects of interferent gases in non-dispersive infrared analyzers
US4560873A (en) * 1983-06-17 1985-12-24 Lear Siegler, Inc. Situ multi-channel combustion gas analyzer

Also Published As

Publication number Publication date
DE3889734D1 (de) 1994-06-30
CA1315122C (en) 1993-03-30
WO1989003029A1 (en) 1989-04-06
AU2719788A (en) 1989-04-18
DE3889734T2 (de) 1994-10-27
EP0386125B1 (de) 1994-05-25
EP0386125A4 (en) 1991-01-16
EP0386125A1 (de) 1990-09-12
US4829183A (en) 1989-05-09
JPH03503446A (ja) 1991-08-01
AU608103B2 (en) 1991-03-21

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