HK1066058A1 - Exhaust opacity measuring device - Google Patents

Exhaust opacity measuring device

Info

Publication number
HK1066058A1
HK1066058A1 HK04108786.7A HK04108786A HK1066058A1 HK 1066058 A1 HK1066058 A1 HK 1066058A1 HK 04108786 A HK04108786 A HK 04108786A HK 1066058 A1 HK1066058 A1 HK 1066058A1
Authority
HK
Hong Kong
Prior art keywords
measuring device
exhaust
exhaust emission
emission plume
exhaust opacity
Prior art date
Application number
HK04108786.7A
Other languages
English (en)
Inventor
Donald H Stedman
Gary A Bishop
Gary Full
Original Assignee
Environmental Syst Prod
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 Environmental Syst Prod filed Critical Environmental Syst Prod
Publication of HK1066058A1 publication Critical patent/HK1066058A1/xx

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/10—Testing internal-combustion engines by monitoring exhaust gases or combustion flame
    • G01M15/102—Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases
    • G01M15/108—Testing internal-combustion engines by monitoring exhaust gases or combustion flame by monitoring exhaust gases using optical methods
    • 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
    • G01N2021/1793—Remote sensing

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Combustion & Propulsion (AREA)
  • Engineering & Computer Science (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Analysing Materials By The Use Of Radiation (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
HK04108786.7A 2001-09-11 2004-11-09 Exhaust opacity measuring device HK1066058A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US31857401P 2001-09-11 2001-09-11
US10/093,714 US6701256B2 (en) 2001-09-11 2002-03-11 Exhaust opacity measuring device
PCT/US2002/028664 WO2003023349A2 (en) 2001-09-11 2002-09-11 Exhaust opacity measuring device

Publications (1)

Publication Number Publication Date
HK1066058A1 true HK1066058A1 (en) 2005-03-11

Family

ID=26787835

Family Applications (1)

Application Number Title Priority Date Filing Date
HK04108786.7A HK1066058A1 (en) 2001-09-11 2004-11-09 Exhaust opacity measuring device

Country Status (11)

Country Link
US (3) US6701256B2 (ja)
EP (2) EP1425576B1 (ja)
JP (1) JP4124731B2 (ja)
CN (1) CN100491969C (ja)
AT (1) ATE491940T1 (ja)
AU (1) AU2002324934A1 (ja)
BR (1) BR0212415A (ja)
DE (1) DE60238622D1 (ja)
HK (1) HK1066058A1 (ja)
PT (1) PT1425576E (ja)
WO (1) WO2003023349A2 (ja)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6840671B2 (en) * 2001-04-09 2005-01-11 William R. Barron, Jr. System and method for non-contact temperature sensing
US6701256B2 (en) * 2001-09-11 2004-03-02 Environmental Systems Products Holdings Inc. Exhaust opacity measuring device
US20060237665A1 (en) * 2003-03-10 2006-10-26 Barney William S Bioaerosol discrimination
WO2005077001A2 (en) * 2004-02-09 2005-08-25 Environmental Systems Products Holdings Inc. Remote emissions sensing with temperature and temperature compensation
US7224455B2 (en) * 2004-05-28 2007-05-29 Teledyne Technologies Incorporated Measuring particulate matter in a fluid
MX2007002213A (es) * 2004-08-25 2007-05-04 Environmental Syst Prod Sistema y metodo para calibrar instrumentos detectores de emisiones remotas.
GB0421469D0 (en) * 2004-09-27 2004-10-27 Dt Assembly & Test Europ Ltd Apparatus for monitoring engine exhaust
US7400398B2 (en) * 2006-05-09 2008-07-15 Environmental Systems Products Holdings Inc. Remote emissions sensing system and method incorporating spectral matching by data interpolation
US7930931B2 (en) * 2008-05-02 2011-04-26 Environmental Systems Products Holdings Inc. System and method for quantifying the presence of components in the exhaust of commercial and/or heavy-duty vehicles
US8429957B2 (en) 2008-05-02 2013-04-30 Envirotest Systems Holdings Corp. System and method for quantifying the presence of components in the exhaust of commercial and/or heavy-duty vehicles
US8347701B2 (en) 2008-05-02 2013-01-08 Envirotest Systems Holdings Corp. System and method for quantifying the presence of components in the exhaust of commercial and/or heavy-duty vehicles
KR101440885B1 (ko) * 2008-07-18 2014-09-17 삼성에스디아이 주식회사 메탄올증기 농도측정방법과 그것을 이용한 메탄올증기농도측정장치와 연료전지의 메탄올농도 제어방법 및 그제어방법이 채용된 연료전지
US8447528B2 (en) * 2009-12-21 2013-05-21 Envirotest Systems Holdings Corp. Remote vehicle emissions sensing system and method for differentiating water from hydrocarbons
US9146195B2 (en) * 2010-06-04 2015-09-29 Robert L. Spellicy Systems and methods for radiance efficiency measurement
US9030663B2 (en) * 2011-10-31 2015-05-12 Exelis Inc. Remote absorption spectroscopy by coded transmission
US9097614B2 (en) 2012-01-18 2015-08-04 Xerox Corporation Vehicle emissions testing and toll collection system
US8854223B2 (en) 2012-01-18 2014-10-07 Xerox Corporation Image-based determination of CO and CO2 concentrations in vehicle exhaust gas emissions
US10174659B2 (en) * 2016-07-08 2019-01-08 Toyota Manufacturing Engineering & Manufacturing North America, Inc. Switchable radiative energy harvesting systems
CN107831171A (zh) * 2016-09-16 2018-03-23 天津思博科科技发展有限公司 基于云平台技术的车辆气体排放与状态分析装置
EP3992614A4 (en) * 2019-06-27 2023-06-28 HORIBA, Ltd. Analysis device
CN110458825B (zh) * 2019-08-08 2022-05-24 西安近代化学研究所 一种流场烟雾透过率分布测试装置及数据处理方法
CN110567853A (zh) * 2019-10-22 2019-12-13 中国矿业大学(北京) 基于图像的矿井粉尘测量***

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3768908A (en) * 1971-01-04 1973-10-30 S Zaromb Remote sensing apparatus and methods
US3989938A (en) * 1972-06-23 1976-11-02 Eocom Corporation Interferometer spectrometer for discrete frequency analysis of emission or absorption spectra and method
US4467435A (en) * 1981-10-05 1984-08-21 Beckman Instruments, Inc. Infrared gas analyzer having detector elements of differing types
US4801209A (en) * 1986-01-17 1989-01-31 The Boc Group, Inc. Process and apparatus for analyzing a gaseous mixture and a visible emission spectrum generator therefor
US5210702A (en) * 1990-12-26 1993-05-11 Colorado Seminary Apparatus for remote analysis of vehicle emissions
US5489777A (en) * 1990-12-26 1996-02-06 Denver Seminary Apparatus for remote analysis of vehicle emissions using reflective thermography
GB9102467D0 (en) * 1991-02-05 1991-03-20 Marconi Gec Ltd Exhaust gas particle measurement
DE4203587C2 (de) * 1991-02-15 1997-04-17 Horiba Ltd Quantitatives spektralanalytisches Verfahren
US5363198A (en) * 1992-11-09 1994-11-08 Fournier Thomas J Apparatus and method for measuring smoke opacity of a plume of smoke using an array of light beams
US6025920A (en) * 1996-05-06 2000-02-15 Sandia Corporation Opacity meter for monitoring exhaust emissions from non-stationary sources
US5884226A (en) * 1996-10-25 1999-03-16 The United States Of America As Represented By The Secretary Of The Air Force System and method for modelling moderate resolution atmospheric propagation
US5831267A (en) * 1997-02-24 1998-11-03 Envirotest Systems Corp. Method and apparatus for remote measurement of exhaust gas
AU2356300A (en) * 1998-12-11 2000-06-26 Envirotest Systems Corp. Exhaust opacity measuring device
US6286360B1 (en) * 1999-02-25 2001-09-11 Metasensors, Inc. Methods and apparatus for real time fluid analysis
AT409039B (de) 1999-11-26 2002-05-27 Avl List Gmbh Verfahren zur messung der opacität in gasen
US6701256B2 (en) * 2001-09-11 2004-03-02 Environmental Systems Products Holdings Inc. Exhaust opacity measuring device

Also Published As

Publication number Publication date
US20030225532A1 (en) 2003-12-04
PT1425576E (pt) 2011-03-23
JP2005502870A (ja) 2005-01-27
US7274994B2 (en) 2007-09-25
ATE491940T1 (de) 2011-01-15
WO2003023349A2 (en) 2003-03-20
US6701256B2 (en) 2004-03-02
BR0212415A (pt) 2004-08-03
EP1425576A2 (en) 2004-06-09
EP1425576A4 (en) 2006-09-13
EP2341338A1 (en) 2011-07-06
US20040155191A1 (en) 2004-08-12
DE60238622D1 (de) 2011-01-27
EP1425576B1 (en) 2010-12-15
CN100491969C (zh) 2009-05-27
US7016789B2 (en) 2006-03-21
WO2003023349A3 (en) 2003-04-24
CN1554022A (zh) 2004-12-08
JP4124731B2 (ja) 2008-07-23
AU2002324934A1 (en) 2003-03-24
US20060074567A1 (en) 2006-04-06

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20200911