GB2312278B - Organic and/or biological pollution monitoring of liquids based on UV/visible light absorbtion/scatter and dissolved oxygen measurements - Google Patents
Organic and/or biological pollution monitoring of liquids based on UV/visible light absorbtion/scatter and dissolved oxygen measurementsInfo
- Publication number
- GB2312278B GB2312278B GB9608194A GB9608194A GB2312278B GB 2312278 B GB2312278 B GB 2312278B GB 9608194 A GB9608194 A GB 9608194A GB 9608194 A GB9608194 A GB 9608194A GB 2312278 B GB2312278 B GB 2312278B
- Authority
- GB
- United Kingdom
- Prior art keywords
- scatter
- organic
- visible light
- dissolved oxygen
- pollution monitoring
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title 1
- 239000007788 liquid Substances 0.000 title 1
- 238000005259 measurement Methods 0.000 title 1
- 238000012544 monitoring process Methods 0.000 title 1
- 229910052760 oxygen Inorganic materials 0.000 title 1
- 239000001301 oxygen Substances 0.000 title 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
- G01N33/18—Water
- G01N33/1826—Organic contamination in water
- G01N33/1846—Total carbon 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
- 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
- G01N21/47—Scattering, i.e. diffuse reflection
- G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
- G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
- G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
-
- 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
- G01N33/1806—Biological oxygen demand [BOD] or chemical oxygen demand [COD]
-
- 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
- G01N33/186—Water using one or more living organisms, e.g. a fish
- G01N33/1866—Water using one or more living organisms, e.g. a fish using microorganisms
-
- 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
- G01N21/01—Arrangements or apparatus for facilitating the optical investigation
- G01N21/15—Preventing contamination of the components of the optical system or obstruction of the light path
-
- 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
- G01N33/1893—Water using flow cells
-
- 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
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Pathology (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Engineering & Computer Science (AREA)
- Food Science & Technology (AREA)
- Medicinal Chemistry (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Biodiversity & Conservation Biology (AREA)
- Biomedical Technology (AREA)
- Emergency Medicine (AREA)
- Molecular Biology (AREA)
- Microbiology (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9608194A GB2312278B (en) | 1996-04-19 | 1996-04-19 | Organic and/or biological pollution monitoring of liquids based on UV/visible light absorbtion/scatter and dissolved oxygen measurements |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB9608194A GB2312278B (en) | 1996-04-19 | 1996-04-19 | Organic and/or biological pollution monitoring of liquids based on UV/visible light absorbtion/scatter and dissolved oxygen measurements |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| GB9608194D0 GB9608194D0 (en) | 1996-06-26 |
| GB2312278A GB2312278A (en) | 1997-10-22 |
| GB2312278B true GB2312278B (en) | 1998-03-04 |
Family
ID=10792389
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB9608194A Expired - Fee Related GB2312278B (en) | 1996-04-19 | 1996-04-19 | Organic and/or biological pollution monitoring of liquids based on UV/visible light absorbtion/scatter and dissolved oxygen measurements |
Country Status (1)
| Country | Link |
|---|---|
| GB (1) | GB2312278B (en) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2532079C (en) * | 2003-07-11 | 2010-02-09 | Pda Security Solutions, Inc. | Remote monitoring system for water supply network |
| CN100529733C (en) * | 2005-02-05 | 2009-08-19 | 中国科学院安徽光学精密机械研究所 | Non-contact COD/DOC water quality on-line monitoring method and device by spectrum method |
| US7372039B2 (en) * | 2005-12-20 | 2008-05-13 | Ecolab Inc. | Near UV absorption spectrometer and method for using the same |
| AT504205B1 (en) * | 2007-01-02 | 2008-04-15 | Hoermann Richard Dr | Sterilizing apparatus for drinking water in e.g. plastic pipe comprises UV lamp and measuring system with chamber which can be filled with sample of water to measure its absorption and turbidity or replaced with reference medium |
| US7949432B2 (en) * | 2007-02-16 | 2011-05-24 | Nalco Company | Method of monitoring surface associated microbiological activity in process streams |
| US8012758B2 (en) * | 2007-02-16 | 2011-09-06 | Nalco Company | Method of monitoring microbiological activity in process streams |
| US7981679B2 (en) | 2007-02-16 | 2011-07-19 | Nalco Company | Method of monitoring bulk (total) microbiological activity in process streams |
| CN101793820B (en) * | 2009-03-27 | 2013-01-02 | 广州市怡文环境科技股份有限公司 | On-line monitoring method for double module linkage water quality |
| US8835875B2 (en) * | 2010-01-19 | 2014-09-16 | Koninklijke Philips N.V. | Detection apparatus and detection method |
| CN102798602B (en) * | 2012-08-13 | 2015-06-03 | 重庆大学 | Integrated dual-beam water quality COD on-line detection sensor |
| CN103149166A (en) * | 2013-01-31 | 2013-06-12 | 中国计量学院 | Dual-wavelength ultraviolet method organic wastewater chemical oxygen demand (COD) detection device and method |
| CN109073455A (en) | 2016-03-07 | 2018-12-21 | Ysi公司 | Optics nitrate sensor for multi-parameter water quality measurement |
| CN109073457B (en) | 2016-03-09 | 2021-12-28 | Ysi公司 | Optical nitrate sensor compensation algorithm for multi-parameter water quality measurement |
| GB201614497D0 (en) * | 2016-08-25 | 2016-10-12 | Rs Hydro Ltd | Water quality sensing |
| CN116297280B (en) * | 2023-05-22 | 2023-08-01 | 成都博瑞科传科技有限公司 | UCOD coefficient detection method and sensor for organic matters in water based on array spectrum |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2256043A (en) * | 1991-03-19 | 1992-11-25 | Welsh Water Enterprises Ltd | Organic pollutant monitor |
-
1996
- 1996-04-19 GB GB9608194A patent/GB2312278B/en not_active Expired - Fee Related
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2256043A (en) * | 1991-03-19 | 1992-11-25 | Welsh Water Enterprises Ltd | Organic pollutant monitor |
Also Published As
| Publication number | Publication date |
|---|---|
| GB9608194D0 (en) | 1996-06-26 |
| GB2312278A (en) | 1997-10-22 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20140419 |