WO1994002836A3 - Procede et appareil concernant la mesure de polluants presents dans des liquides - Google Patents
Procede et appareil concernant la mesure de polluants presents dans des liquides Download PDFInfo
- Publication number
- WO1994002836A3 WO1994002836A3 PCT/GB1993/001555 GB9301555W WO9402836A3 WO 1994002836 A3 WO1994002836 A3 WO 1994002836A3 GB 9301555 W GB9301555 W GB 9301555W WO 9402836 A3 WO9402836 A3 WO 9402836A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- fluid
- measuring chamber
- radiation
- processing means
- source
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- 239000003344 environmental pollutant Substances 0.000 title 1
- 239000007788 liquid Substances 0.000 title 1
- 238000005259 measurement Methods 0.000 title 1
- 231100000719 pollutant Toxicity 0.000 title 1
- 239000012530 fluid Substances 0.000 abstract 8
- 230000005855 radiation Effects 0.000 abstract 3
- 239000000356 contaminant Substances 0.000 abstract 2
- 230000003287 optical effect Effects 0.000 abstract 2
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
- G01N21/27—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
- G01N21/276—Calibration, base line adjustment, drift correction with alternation of sample and standard in optical path
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
-
- 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
- G01N33/18—Water
- G01N33/1813—Specific cations in water, e.g. heavy metals
-
- 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
- G01N33/18—Water
- G01N33/182—Specific anions in water
-
- 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
- G01N33/18—Water
- G01N33/1826—Organic contamination in water
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/06—Investigating concentration of particle suspensions
- G01N2015/0662—Comparing before/after passage through filter
-
- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/85—Investigating moving fluids or granular solids
- G01N2021/8557—Special shaping of flow, e.g. using a by-pass line, jet flow, curtain flow
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N30/00—Investigating or analysing materials by separation into components using adsorption, absorption or similar phenomena or using ion-exchange, e.g. chromatography or field flow fractionation
- G01N30/02—Column chromatography
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/11—Automated chemical analysis
- Y10T436/117497—Automated chemical analysis with a continuously flowing sample or carrier stream
- Y10T436/118339—Automated chemical analysis with a continuously flowing sample or carrier stream with formation of a segmented stream
-
- 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
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
- Y10T436/00—Chemistry: analytical and immunological testing
- Y10T436/25—Chemistry: analytical and immunological testing including sample preparation
- Y10T436/25375—Liberation or purification of sample or separation of material from a sample [e.g., filtering, centrifuging, etc.]
- Y10T436/255—Liberation or purification of sample or separation of material from a sample [e.g., filtering, centrifuging, etc.] including use of a solid sorbent, semipermeable membrane, or liquid extraction
Landscapes
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Immunology (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Mathematical Physics (AREA)
- Theoretical Computer Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP93917899A EP0651880A1 (fr) | 1992-07-24 | 1993-07-23 | Procede et appareil concernant la mesure de polluants presents dans des liquides |
US08/374,658 US5630987A (en) | 1992-07-24 | 1993-07-23 | Method and apparatus for the measurement of pollutants in liquids |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9215741.1 | 1992-07-24 | ||
GB929215741A GB9215741D0 (en) | 1992-07-24 | 1992-07-24 | Method and apparatus for the measurement of pollutants in liquids |
Publications (2)
Publication Number | Publication Date |
---|---|
WO1994002836A2 WO1994002836A2 (fr) | 1994-02-03 |
WO1994002836A3 true WO1994002836A3 (fr) | 1994-04-28 |
Family
ID=10719229
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/GB1993/001555 WO1994002836A2 (fr) | 1992-07-24 | 1993-07-23 | Procede et appareil concernant la mesure de polluants presents dans des liquides |
Country Status (4)
Country | Link |
---|---|
US (1) | US5630987A (fr) |
EP (1) | EP0651880A1 (fr) |
GB (2) | GB9215741D0 (fr) |
WO (1) | WO1994002836A2 (fr) |
Families Citing this family (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU2335497A (en) * | 1996-03-20 | 1997-10-10 | Applied Spectrometry Associates, Inc. | Method for analyzing ammonia in water |
DE19908583C2 (de) * | 1998-03-05 | 2002-10-24 | Wedeco Uv Verfahrenstechnik Gm | Vorrichtung zur kontinuierlichen Ermittlung der UV-Transmission fließender oder strömender Medien |
US6315950B1 (en) * | 1998-09-04 | 2001-11-13 | Hach Company | Controlling chlorination of wastewater and chloramination of drinking water |
MXPA02010596A (es) | 2000-04-26 | 2003-03-10 | Glaxo Group Ltd | Metodo y aparato para el analisis espectroscopico in -situ. |
FR2821674B1 (fr) * | 2001-03-01 | 2003-05-30 | Total Raffinage Distribution | Procede de dosage de la diethanolamine en solution aqueuse |
DE102005007142A1 (de) * | 2005-02-17 | 2006-08-31 | Hach Lange Gmbh | Verfahren und Vorrichtung zur Bestimmung von Nitrit |
US7515259B2 (en) * | 2006-03-10 | 2009-04-07 | Dionex Corporation | Flow cell for optical detector and method of forming same |
WO2009068477A1 (fr) * | 2007-11-26 | 2009-06-04 | Siemens Water Technologies Corp. | Procédé et appareil permettant l'analyse de spectres d'absorption |
US9074355B2 (en) * | 2008-06-05 | 2015-07-07 | Reveeco Inc. | Domestic water recycling apparatus and fluid contamination detection system therefor |
US8144319B2 (en) * | 2009-05-07 | 2012-03-27 | Solum, Inc. | Automated soil measurement device |
US9146223B1 (en) | 2012-08-03 | 2015-09-29 | Monsanto Technology Llc | Automated soil measurement device |
US9568458B2 (en) | 2014-08-21 | 2017-02-14 | Sharp Kabushiki Kaisha | Optical sensor for fluid analysis |
CN109073455A (zh) * | 2016-03-07 | 2018-12-21 | Ysi公司 | 用于多参数水质测量的光学硝酸盐传感器 |
BR112018068208B1 (pt) * | 2016-03-09 | 2023-12-05 | Ysi, Inc. | Sensor óptico de nitrato e método para medição multiparamétrica da qualidade de água |
RU2668323C1 (ru) * | 2017-12-04 | 2018-09-28 | Общество с ограниченной ответственностью Научно-производственное предприятие "Вектор" | Способ определения загрязненности жидких и газообразных сред и устройство для его реализации |
AU2020279903A1 (en) * | 2019-05-22 | 2021-03-25 | Fugro N.V. | Systems and methods for finding and sampling hydrocarbons in water |
WO2021178345A1 (fr) * | 2020-03-02 | 2021-09-10 | The Research Foundation For The State University Of New York | Appareil capteur d'azote permettant de mesurer simultanément les nitrates/nitrites et l'ammonium dans les eaux usées et son procédé de fonctionnement |
Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4111560A (en) * | 1975-10-30 | 1978-09-05 | Insinooritoimisto Innotec Oy | Method and apparatus for determining a property of a given substance |
US4357143A (en) * | 1979-09-14 | 1982-11-02 | Phillips Petroleum Company | Determining ion concentration |
DE3303337A1 (de) * | 1983-02-02 | 1984-08-02 | Bayer Ag, 5090 Leverkusen | Vorrichtung zur untersuchung einer in einem reaktor ablaufenden chemischen reaktion |
US4526870A (en) * | 1981-09-14 | 1985-07-02 | Kleindienst Aquatec Gmbh & Co. Kg | Determination of nitrate in water and catalyst therein |
EP0310740A2 (fr) * | 1987-10-03 | 1989-04-12 | Rosemount GmbH & Co. | Dispositif pour mesurer des constituants étrangers dans des fluides en écoulement |
US5107118A (en) * | 1990-10-01 | 1992-04-21 | Uop | Measurement of water levels in liquid hydrocarbon media |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3840341A (en) * | 1972-03-03 | 1974-10-08 | Ionics | Organic carbon method and analyzer |
JPS5156284A (en) * | 1974-11-13 | 1976-05-17 | Hitachi Ltd | Chitsusosankabutsu oyobi anmonia ofukumu haigasuchuno anmonianodobunsekiho oyobi sono sochi |
ZA796569B (en) * | 1978-12-15 | 1981-09-30 | Johnson Matthey Co Ltd | Monitoring process and apparatus |
US5312756A (en) * | 1991-07-15 | 1994-05-17 | Umpqua Research Company | Total organic carbon (TOC) and total inorganic carbon (TIC) calibration system |
-
1992
- 1992-07-24 GB GB929215741A patent/GB9215741D0/en active Pending
-
1993
- 1993-07-23 WO PCT/GB1993/001555 patent/WO1994002836A2/fr not_active Application Discontinuation
- 1993-07-23 GB GB9315317A patent/GB2269895B/en not_active Expired - Fee Related
- 1993-07-23 EP EP93917899A patent/EP0651880A1/fr not_active Withdrawn
- 1993-07-23 US US08/374,658 patent/US5630987A/en not_active Expired - Fee Related
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4111560A (en) * | 1975-10-30 | 1978-09-05 | Insinooritoimisto Innotec Oy | Method and apparatus for determining a property of a given substance |
US4357143A (en) * | 1979-09-14 | 1982-11-02 | Phillips Petroleum Company | Determining ion concentration |
US4526870A (en) * | 1981-09-14 | 1985-07-02 | Kleindienst Aquatec Gmbh & Co. Kg | Determination of nitrate in water and catalyst therein |
DE3303337A1 (de) * | 1983-02-02 | 1984-08-02 | Bayer Ag, 5090 Leverkusen | Vorrichtung zur untersuchung einer in einem reaktor ablaufenden chemischen reaktion |
EP0310740A2 (fr) * | 1987-10-03 | 1989-04-12 | Rosemount GmbH & Co. | Dispositif pour mesurer des constituants étrangers dans des fluides en écoulement |
US5107118A (en) * | 1990-10-01 | 1992-04-21 | Uop | Measurement of water levels in liquid hydrocarbon media |
Non-Patent Citations (2)
Title |
---|
DOLGINOV ET AL.: "USE OF LIGHT EMITTING DIODES,ETC.", MEASUREMENT TECHNIQUES, vol. 24, no. 6, 1 June 1981 (1981-06-01), NEW YORK, pages 515 - 518 * |
VOIGTMAN ET AL.: "BASIS AND USE OF LOCK-IN DETECTION,ETC.", ANALYTICAL INSTRUMENTATION, vol. 15, no. 4, 1 December 1986 (1986-12-01), pages 287 - 308 * |
Also Published As
Publication number | Publication date |
---|---|
WO1994002836A2 (fr) | 1994-02-03 |
GB2269895A (en) | 1994-02-23 |
GB2269895B (en) | 1996-09-11 |
EP0651880A1 (fr) | 1995-05-10 |
GB9215741D0 (en) | 1992-09-09 |
GB9315317D0 (en) | 1993-09-08 |
US5630987A (en) | 1997-05-20 |
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