FR2920542A1 - Appareillage et procede pour detecter des particules contenues dans de l'eau - Google Patents
Appareillage et procede pour detecter des particules contenues dans de l'eau Download PDFInfo
- Publication number
- FR2920542A1 FR2920542A1 FR0706021A FR0706021A FR2920542A1 FR 2920542 A1 FR2920542 A1 FR 2920542A1 FR 0706021 A FR0706021 A FR 0706021A FR 0706021 A FR0706021 A FR 0706021A FR 2920542 A1 FR2920542 A1 FR 2920542A1
- Authority
- FR
- France
- Prior art keywords
- laser beam
- concentration
- water
- sample
- control unit
- 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.)
- Granted
Links
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- 238000000034 method Methods 0.000 claims abstract description 18
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000011521 glass Substances 0.000 claims abstract description 6
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims abstract description 5
- 239000010453 quartz Substances 0.000 claims abstract description 5
- 239000000377 silicon dioxide Substances 0.000 claims abstract description 5
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims abstract description 4
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- 238000005070 sampling Methods 0.000 claims description 33
- 238000000354 decomposition reaction Methods 0.000 claims description 27
- 238000005259 measurement Methods 0.000 claims description 18
- 239000000463 material Substances 0.000 claims description 15
- 239000012491 analyte Substances 0.000 claims description 14
- 230000007935 neutral effect Effects 0.000 claims description 10
- 230000003287 optical effect Effects 0.000 claims description 10
- 238000012545 processing Methods 0.000 claims description 9
- 238000004364 calculation method Methods 0.000 claims description 8
- 238000001514 detection method Methods 0.000 claims description 6
- 230000010287 polarization Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 4
- 239000000919 ceramic Substances 0.000 claims description 3
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- 238000007789 sealing Methods 0.000 claims description 2
- 239000005388 borosilicate glass Substances 0.000 abstract 1
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 abstract 1
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- 238000010276 construction Methods 0.000 description 2
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- 238000004458 analytical method Methods 0.000 description 1
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- 230000007274 generation of a signal involved in cell-cell signaling Effects 0.000 description 1
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Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/24—Probes
- G01N29/2418—Probes using optoacoustic interaction with the material, e.g. laser radiation, photoacoustics
-
- 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
-
- 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
- G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/14—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object using acoustic emission techniques
-
- 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
- G01N2015/0042—Investigating dispersion of solids
- G01N2015/0053—Investigating dispersion of solids in liquids, e.g. trouble
-
- 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
- G01N21/1702—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids
- G01N2021/1708—Systems in which incident light is modified in accordance with the properties of the material investigated with opto-acoustic detection, e.g. for gases or analysing solids with piezotransducers
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/024—Mixtures
- G01N2291/02416—Solids in liquids
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02809—Concentration of a compound, e.g. measured by a surface mass change
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02881—Temperature
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Pathology (AREA)
- Health & Medical Sciences (AREA)
- Dispersion Chemistry (AREA)
- Acoustics & Sound (AREA)
- Optics & Photonics (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
Description
Claims (18)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0706021A FR2920542B1 (fr) | 2007-08-27 | 2007-08-27 | Appareillage et procede pour detecter des particules contenues dans de l'eau |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR0706021A FR2920542B1 (fr) | 2007-08-27 | 2007-08-27 | Appareillage et procede pour detecter des particules contenues dans de l'eau |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2920542A1 true FR2920542A1 (fr) | 2009-03-06 |
FR2920542B1 FR2920542B1 (fr) | 2010-02-26 |
Family
ID=39186196
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0706021A Active FR2920542B1 (fr) | 2007-08-27 | 2007-08-27 | Appareillage et procede pour detecter des particules contenues dans de l'eau |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2920542B1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10294914B2 (en) * | 2014-04-23 | 2019-05-21 | Ge Renewable Technologies | Hydraulic installation and method of operating such an installation |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4303343A (en) * | 1980-02-29 | 1981-12-01 | Bell Telephone Laboratories, Incorporated | Optoacoustic spectroscopy of condensed matter in bulk form |
JPS6135340A (ja) * | 1984-07-27 | 1986-02-19 | Hitachi Ltd | 懸濁粒子熱物性値測定方法及び装置 |
EP0242564A2 (fr) * | 1986-03-24 | 1987-10-28 | Nihon Kagaku Kogyo Co., Ltd. | Procédé pour mesurer les concentrations d'impuretés dans un liquide et appareil à cet effet |
US4722602A (en) * | 1985-08-14 | 1988-02-02 | Hitachi, Ltd. | Apparatus and method for analyzing particles in a medium |
EP0336429A2 (fr) * | 1988-04-08 | 1989-10-11 | Hitachi, Ltd. | Méthode d'analyse de substances particulaires, équipement analytique correspondant et système d'application |
WO2005069997A2 (fr) * | 2004-01-20 | 2005-08-04 | Northeastern University | Optimisation de la detection d'emissions acoustico-photoniques dans des milieux non transparents au moyen d'un systeme de detection base sur un cristal de photorefraction |
DE102005053121A1 (de) * | 2005-11-08 | 2007-05-10 | Robert Bosch Gmbh | Partikelsensor |
-
2007
- 2007-08-27 FR FR0706021A patent/FR2920542B1/fr active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4303343A (en) * | 1980-02-29 | 1981-12-01 | Bell Telephone Laboratories, Incorporated | Optoacoustic spectroscopy of condensed matter in bulk form |
JPS6135340A (ja) * | 1984-07-27 | 1986-02-19 | Hitachi Ltd | 懸濁粒子熱物性値測定方法及び装置 |
US4722602A (en) * | 1985-08-14 | 1988-02-02 | Hitachi, Ltd. | Apparatus and method for analyzing particles in a medium |
EP0242564A2 (fr) * | 1986-03-24 | 1987-10-28 | Nihon Kagaku Kogyo Co., Ltd. | Procédé pour mesurer les concentrations d'impuretés dans un liquide et appareil à cet effet |
EP0336429A2 (fr) * | 1988-04-08 | 1989-10-11 | Hitachi, Ltd. | Méthode d'analyse de substances particulaires, équipement analytique correspondant et système d'application |
WO2005069997A2 (fr) * | 2004-01-20 | 2005-08-04 | Northeastern University | Optimisation de la detection d'emissions acoustico-photoniques dans des milieux non transparents au moyen d'un systeme de detection base sur un cristal de photorefraction |
DE102005053121A1 (de) * | 2005-11-08 | 2007-05-10 | Robert Bosch Gmbh | Partikelsensor |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10294914B2 (en) * | 2014-04-23 | 2019-05-21 | Ge Renewable Technologies | Hydraulic installation and method of operating such an installation |
Also Published As
Publication number | Publication date |
---|---|
FR2920542B1 (fr) | 2010-02-26 |
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Owner name: KOREA ELECTRIC POWER CORPORATION, KR Effective date: 20220922 Owner name: KOREA MIDLAND POWER CO., LTD., KR Effective date: 20220922 |
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