LU74062A1 - - Google Patents

Info

Publication number
LU74062A1
LU74062A1 LU74062A LU74062A LU74062A1 LU 74062 A1 LU74062 A1 LU 74062A1 LU 74062 A LU74062 A LU 74062A LU 74062 A LU74062 A LU 74062A LU 74062 A1 LU74062 A1 LU 74062A1
Authority
LU
Luxembourg
Application number
LU74062A
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 filed Critical
Publication of LU74062A1 publication Critical patent/LU74062A1/xx

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01MTESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00Testing of engines
    • G01M15/04Testing internal-combustion engines
    • G01M15/10Testing internal-combustion engines by monitoring exhaust gases or combustion flame
    • G01M15/102Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases
    • G01M15/108Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases using optical methods
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/17Systems in which incident light is modified in accordance with the properties of the material investigated
    • G01N21/25Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
    • G01N21/31Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
    • G01N21/35Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504Investigating 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

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
LU74062A 1974-12-19 1975-12-19 LU74062A1 (https=)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/534,493 US3958122A (en) 1974-12-19 1974-12-19 Exhaust gas analyzer having pressure and temperature compensation

Publications (1)

Publication Number Publication Date
LU74062A1 true LU74062A1 (https=) 1976-07-20

Family

ID=24130294

Family Applications (1)

Application Number Title Priority Date Filing Date
LU74062A LU74062A1 (https=) 1974-12-19 1975-12-19

Country Status (15)

Country Link
US (1) US3958122A (https=)
JP (1) JPS5188290A (https=)
BE (1) BE836807A (https=)
CA (1) CA1045405A (https=)
DE (1) DE2557405A1 (https=)
DK (1) DK575175A (https=)
ES (1) ES443642A1 (https=)
FR (1) FR2295414A1 (https=)
GB (1) GB1530923A (https=)
IE (1) IE43515B1 (https=)
IT (1) IT1054691B (https=)
LU (1) LU74062A1 (https=)
MX (1) MX3714E (https=)
NL (1) NL7514796A (https=)
SE (1) SE7513903L (https=)

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US5489777A (en) * 1990-12-26 1996-02-06 Denver Seminary Apparatus for remote analysis of vehicle emissions using reflective thermography
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JP3041827B2 (ja) * 1995-05-29 2000-05-15 株式会社島津製作所 赤外線ガス分析計
DE19607062C2 (de) * 1996-02-24 1998-02-19 Draegerwerk Ag Verfahren zur Bestimmung der Ethanolkonzentration in einer Atemgasprobe
US5726450A (en) 1996-10-26 1998-03-10 Envirotest Systems Corp. Unmanned integrated optical remote emissions sensor (RES) for motor vehicles
US5831267A (en) * 1997-02-24 1998-11-03 Envirotest Systems Corp. Method and apparatus for remote measurement of exhaust gas
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FR2772127B1 (fr) * 1997-12-05 2000-02-18 Oldham France Sa Procede de determination de la concentration d'un gaz dans un melange gazeux et dispositif d'analyse pour la mise en oeuvre d'un tel procede
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ATE344924T1 (de) 1998-09-17 2006-11-15 Envirotest Systems Corp Emissions-fern-detektorsystem mit verbessertem nachweis von nox
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
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GB9824371D0 (en) * 1998-11-09 1998-12-30 Coupland Raymond N Autoport emissions testing service
AU2356300A (en) * 1998-12-11 2000-06-26 Envirotest Systems Corp. Exhaust opacity measuring device
CN1343305A (zh) * 1999-01-12 2002-04-03 环境测试系统公司 采用单个检测器的远距离车辆排气检测装置
CN1235033C (zh) 1999-12-29 2006-01-04 环境系统产品公司 用于远距离分析小型发动机车辆尾气的系统和方法
DE10062126A1 (de) * 2000-12-13 2002-06-20 Inficon Gmbh Verfahren zur Feststellung eines Gases mit Hilfe eines Infrarot-Gasanlaysators sowie für die Durchführung dieser Verfahren geigneter Gasanalysator
US6781110B2 (en) * 2000-12-29 2004-08-24 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
US6750444B2 (en) 2000-12-29 2004-06-15 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
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TW200615531A (en) * 2004-08-25 2006-05-16 Environmental Syst Prod System and method for calibrating remote emissions sensing instruments
JP4550645B2 (ja) * 2005-04-04 2010-09-22 株式会社堀場製作所 車両搭載型排気ガス分析装置
EP1914545B1 (en) 2005-03-29 2016-05-04 Horiba, Ltd. Vehicle-mountable exhaust gas analyzer
JP4199766B2 (ja) * 2005-12-16 2008-12-17 トヨタ自動車株式会社 排ガス分析方法および排ガス分析装置
JP4594277B2 (ja) 2006-05-31 2010-12-08 トヨタ自動車株式会社 排ガス分析装置におけるセンサユニット
JP4732277B2 (ja) * 2006-08-23 2011-07-27 トヨタ自動車株式会社 ガス分析装置及びガス分析方法
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RU2348922C1 (ru) * 2007-08-13 2009-03-10 Василий Васильевич Ефанов Способ для контроля содержания окиси углерода в отработавших газах транспортного средства и устройство для его осуществления
FR2928000B1 (fr) * 2008-02-21 2010-02-26 Inst Francais Du Petrole Procede et dispositif de mesure du niveau d'opacite de gaz d'echappement emis par un moteur diesel
WO2010033508A1 (en) * 2008-09-16 2010-03-25 Historx, Inc. Reproducible quantification of biomarker expression
TWI654417B (zh) * 2013-06-03 2019-03-21 巴哈馬商愛克斯崔里斯科技有限公司 粒子偵測系統及相關方法
CN104142299A (zh) * 2013-11-19 2014-11-12 郑州光力科技股份有限公司 红外甲烷传感器的压力补偿方法
CN106153567B (zh) * 2016-06-22 2019-07-23 南京信息工程大学 基于bp神经网络压力补偿的红外气体传感器及检测方法
CN106226262A (zh) * 2016-07-15 2016-12-14 西南石油大学 一种油气浓度检测系统
JP6791213B2 (ja) * 2018-07-13 2020-11-25 横河電機株式会社 分光分析装置及び分光分析方法
JP7056627B2 (ja) * 2019-05-17 2022-04-19 横河電機株式会社 分光分析装置及び分光分析方法
US20210302308A1 (en) * 2020-03-26 2021-09-30 Texas Instruments Incorporated Differential measurement of ir aborption in plasmonic mems sensors
US11933670B2 (en) * 2021-08-31 2024-03-19 Texas Instruments Incorporated Methods and apparatus to detect infrared wavelengths using a mechanical resonator with an integrated plasmonic infrared absorber
CN115839802A (zh) * 2021-09-09 2023-03-24 开利公司 传感器组件和运输制冷装置
CN116821596A (zh) * 2023-06-02 2023-09-29 桂林电子科技大学 一种基于issa-bp神经网络的红外sf6气体传感器的温度补偿方法

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US2876357A (en) * 1957-03-25 1959-03-03 Mine Safety Appliances Co Material analysis apparatus
US3103586A (en) * 1958-12-08 1963-09-10 Gen Mills Inc Passive infrared ranging device using absorption bands of water vapor or carbon dioxide
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US3770974A (en) * 1972-06-29 1973-11-06 Mine Safety Appliances Co Non-dispersive infrared fluid analyzer with compensation for absorptive and mechanical effects of ambient conditions

Also Published As

Publication number Publication date
ES443642A1 (es) 1977-04-16
GB1530923A (en) 1978-11-01
SE7513903L (sv) 1976-06-21
IE43515L (en) 1976-06-19
FR2295414A1 (fr) 1976-07-16
IT1054691B (it) 1981-11-30
AU8757775A (en) 1977-06-23
MX3714E (es) 1981-05-20
JPS5188290A (https=) 1976-08-02
DK575175A (da) 1976-06-20
DE2557405A1 (de) 1976-06-24
NL7514796A (nl) 1976-06-22
FR2295414B1 (https=) 1981-08-21
IE43515B1 (en) 1981-03-25
US3958122A (en) 1976-05-18
CA1045405A (en) 1979-01-02
BE836807A (fr) 1976-04-16

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