HK1041520B - 氮氧化物檢測功能得到提高的排放遙感系統 - Google Patents
氮氧化物檢測功能得到提高的排放遙感系統Info
- Publication number
- HK1041520B HK1041520B HK02102470.3A HK02102470A HK1041520B HK 1041520 B HK1041520 B HK 1041520B HK 02102470 A HK02102470 A HK 02102470A HK 1041520 B HK1041520 B HK 1041520B
- Authority
- HK
- Hong Kong
- Prior art keywords
- sub
- reading
- ambient
- exhaust
- plume
- Prior art date
Links
- 238000001514 detection method Methods 0.000 title abstract 2
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 238000000862 absorption spectrum Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
- G01N33/0037—NOx
-
- 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
- G01N21/33—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using ultraviolet light
-
- 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
-
- 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
- G01N21/27—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands using photo-electric detection ; circuits for computing concentration
- G01N21/274—Calibration, base line adjustment, drift correction
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Landscapes
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Medicinal Chemistry (AREA)
- Combustion & Propulsion (AREA)
- Food Science & Technology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
- Fire Alarms (AREA)
- Regulation And Control Of Combustion (AREA)
- Investigating Or Analysing Materials By The Use Of Chemical Reactions (AREA)
- Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
- Burglar Alarm Systems (AREA)
- Geophysics And Detection Of Objects (AREA)
- Catching Or Destruction (AREA)
- Measurement Of Radiation (AREA)
- Control Of Combustion (AREA)
- Pinball Game Machines (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10091398P | 1998-09-17 | 1998-09-17 | |
PCT/US1999/021286 WO2000016068A1 (en) | 1998-09-17 | 1999-09-17 | REMOTE EMISSIONS SENSING SYSTEM WITH IMPROVED NOx DETECTION |
Publications (2)
Publication Number | Publication Date |
---|---|
HK1041520A1 HK1041520A1 (en) | 2002-07-12 |
HK1041520B true HK1041520B (zh) | 2006-12-29 |
Family
ID=22282175
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK02102470.3A HK1041520B (zh) | 1998-09-17 | 2002-04-03 | 氮氧化物檢測功能得到提高的排放遙感系統 |
Country Status (9)
Country | Link |
---|---|
US (1) | US6983639B1 (zh) |
EP (1) | EP1137925B1 (zh) |
AT (1) | ATE344924T1 (zh) |
AU (1) | AU6147199A (zh) |
BR (1) | BR9913827A (zh) |
DE (1) | DE69933941T2 (zh) |
ES (1) | ES2276534T3 (zh) |
HK (1) | HK1041520B (zh) |
WO (1) | WO2000016068A1 (zh) |
Families Citing this family (13)
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US6745613B2 (en) * | 2001-08-13 | 2004-06-08 | Spx Corporation | Method and system for determining the type of fuel used to power a vehicle |
WO2005077001A2 (en) * | 2004-02-09 | 2005-08-25 | Environmental Systems Products Holdings Inc. | Remote emissions sensing with temperature and temperature compensation |
MX2007002213A (es) * | 2004-08-25 | 2007-05-04 | Environmental Syst Prod | Sistema y metodo para calibrar instrumentos detectores de emisiones remotas. |
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 |
US8004682B2 (en) * | 2008-04-16 | 2011-08-23 | Infineon Technologies Ag | Methods and systems for analyzing a volume of gas |
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 |
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 |
DE102009037706A1 (de) * | 2009-08-17 | 2011-02-24 | Opsolution Nanophotonics Gmbh | Verfahren und Vorrichtung zur Bestimmung der Konzentration von NO2 in Gasgemischen |
US8447528B2 (en) * | 2009-12-21 | 2013-05-21 | Envirotest Systems Holdings Corp. | Remote vehicle emissions sensing system and method for differentiating water from hydrocarbons |
WO2016142733A1 (en) * | 2015-03-09 | 2016-09-15 | Chohol | System and method for use in connection on with pollutant emissions |
US10724945B2 (en) * | 2016-04-19 | 2020-07-28 | Cascade Technologies Holdings Limited | Laser detection system and method |
GB201700905D0 (en) | 2017-01-19 | 2017-03-08 | Cascade Tech Holdings Ltd | Close-Coupled Analyser |
Family Cites Families (56)
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US3593023A (en) | 1968-09-18 | 1971-07-13 | Beckman Instruments Inc | Apparatus and method for exhaust analysis |
US3696247A (en) | 1970-11-12 | 1972-10-03 | Lionel D Mcintosh | Vehicle exhaust emissions analyzer |
US3743426A (en) | 1971-11-26 | 1973-07-03 | Gen Motors Corp | Multichannel exhaust gas analyzer |
US3979589A (en) * | 1973-11-29 | 1976-09-07 | Finn Bergishagen | Method and system for the infrared analysis of gases |
US3908167A (en) | 1974-06-05 | 1975-09-23 | Rca Corp | Exhaust-responsive engine speed and condition indicator |
US4160373A (en) | 1974-12-19 | 1979-07-10 | United Technologies Corporation | Vehicle exhaust gas analysis system with gas blockage interlock |
US3973848A (en) | 1974-12-19 | 1976-08-10 | United Technologies Corporation | Automatic gas analysis and purging system |
US3957372A (en) | 1974-12-19 | 1976-05-18 | United Technologies Corporation | Vehicle exhaust gas analysis system |
US3958122A (en) | 1974-12-19 | 1976-05-18 | United Technologies Corporation | Exhaust gas analyzer having pressure and temperature compensation |
US4390785A (en) | 1980-12-29 | 1983-06-28 | E. I. Du Pont De Nemours & Co. | Method and apparatus for remotely detecting gases in the atmosphere |
DE3277983D1 (en) | 1981-03-02 | 1988-02-18 | Ici Plc | Method of and apparatus for monitoring gaseous pollutants |
US4480191A (en) | 1982-09-27 | 1984-10-30 | Sun Electric Corporation | Automatic gain control for an infrared source of an automotive emissions analyzer |
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US4765961A (en) | 1984-04-30 | 1988-08-23 | The University Of Michigan | Apparatus for detection of certain nitrogen-containing gases using chemiluminescence |
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DE3608122A1 (de) | 1986-03-12 | 1987-09-17 | Pierburg Gmbh & Co Kg | Messvorrichtung zur analyse der abgaszusammensetzung von brennkraftmaschinen und verfahren zum betreiben einer solchen vorrichtung |
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-
1999
- 1999-09-17 EP EP99948256A patent/EP1137925B1/en not_active Expired - Lifetime
- 1999-09-17 BR BR9913827-1A patent/BR9913827A/pt not_active IP Right Cessation
- 1999-09-17 DE DE69933941T patent/DE69933941T2/de not_active Expired - Fee Related
- 1999-09-17 WO PCT/US1999/021286 patent/WO2000016068A1/en active IP Right Grant
- 1999-09-17 AU AU61471/99A patent/AU6147199A/en not_active Abandoned
- 1999-09-17 AT AT99948256T patent/ATE344924T1/de active
- 1999-09-17 ES ES99948256T patent/ES2276534T3/es not_active Expired - Lifetime
-
2000
- 2000-11-13 US US09/709,935 patent/US6983639B1/en not_active Expired - Lifetime
-
2002
- 2002-04-03 HK HK02102470.3A patent/HK1041520B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ES2276534T3 (es) | 2007-06-16 |
EP1137925B1 (en) | 2006-11-08 |
DE69933941D1 (de) | 2006-12-21 |
EP1137925A4 (en) | 2004-04-28 |
US6983639B1 (en) | 2006-01-10 |
BR9913827A (pt) | 2001-10-02 |
AU6147199A (en) | 2000-04-03 |
WO2000016068A1 (en) | 2000-03-23 |
EP1137925A1 (en) | 2001-10-04 |
HK1041520A1 (en) | 2002-07-12 |
ATE344924T1 (de) | 2006-11-15 |
DE69933941T2 (de) | 2007-06-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PE | Patent expired |
Effective date: 20190916 |