FR3095861B1 - Dispositif d’analyse d’un matériau liquide par technique de spectroscopie libs avec atomisation - Google Patents

Dispositif d’analyse d’un matériau liquide par technique de spectroscopie libs avec atomisation Download PDF

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Publication number
FR3095861B1
FR3095861B1 FR1904824A FR1904824A FR3095861B1 FR 3095861 B1 FR3095861 B1 FR 3095861B1 FR 1904824 A FR1904824 A FR 1904824A FR 1904824 A FR1904824 A FR 1904824A FR 3095861 B1 FR3095861 B1 FR 3095861B1
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France
Prior art keywords
liquid material
analysis
spectroscopy technique
atomization
atomization nozzle
Prior art date
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Active
Application number
FR1904824A
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English (en)
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FR3095861A1 (fr
Inventor
Younès Belrhiti
Malek Benmansour
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
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Priority to FR1904824A priority Critical patent/FR3095861B1/fr
Publication of FR3095861A1 publication Critical patent/FR3095861A1/fr
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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
    • G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
    • G01N21/71—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light thermally excited
    • G01N21/718—Laser microanalysis, i.e. with formation of sample plasma
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
    • G01J3/00—Spectrometry; Spectrophotometry; Monochromators; Measuring colours
    • G01J3/28—Investigating the spectrum
    • G01J3/443—Emission spectrometry
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14—Suction devices, e.g. pumps; Ejector devices
    • G01N1/1409—Suction devices, e.g. pumps; Ejector devices adapted for sampling molten metals
    • 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
    • G01N21/8507—Probe photometers, i.e. with optical measuring part dipped into fluid sample
    • 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
    • G01N33/20—Metals
    • G01N33/205—Metals in liquid state, e.g. molten metals
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F9/00—Making metallic powder or suspensions thereof
    • B22F9/02—Making metallic powder or suspensions thereof using physical processes
    • B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
    • B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
    • B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N1/00—Sampling; Preparing specimens for investigation
    • G01N1/02—Devices for withdrawing samples
    • G01N1/10—Devices for withdrawing samples in the liquid or fluent state
    • G01N1/14—Suction devices, e.g. pumps; Ejector devices
    • G01N2001/1445—Overpressure, pressurisation at sampling point
    • G01N2001/1463—Injector; Air-lift

Landscapes

  • Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Immunology (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Hydrology & Water Resources (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
  • Sampling And Sample Adjustment (AREA)

Abstract

L'objet principal de l'invention est un dispositif (1) d’analyse d’un matériau liquide (2) par technique de spectroscopie, caractérisé en ce qu’il comporte : des moyens d’analyse par technique de spectroscopie LIBS (3) ; une sonde à immersion (4), dont une première partie (4a) est reliée aux moyens (3) et dont une deuxième partie (4b) est immergée dans un bain liquide dudit matériau liquide (2) ; une buse d’atomisation (5), positionnée sur la paroi (P) de la sonde à immersion (4) traversée, au niveau de la buse d’atomisation (5), par au moins un canal de prélèvement (6) de matériau liquide (2), au moins un canal de pulvérisation (7a, 7b) étant en outre prévu pour l’amenée d’au moins une source de pulvérisation vers la buse d’atomisation (5), lesdits au moins un canal de pulvérisation (7a, 7b) et de prélèvement (6) débouchant pour former un jet d’aérosol (8) destiné à être analysé. Figure pour l’abrégé : figure 1
FR1904824A 2019-05-09 2019-05-09 Dispositif d’analyse d’un matériau liquide par technique de spectroscopie libs avec atomisation Active FR3095861B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1904824A FR3095861B1 (fr) 2019-05-09 2019-05-09 Dispositif d’analyse d’un matériau liquide par technique de spectroscopie libs avec atomisation

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1904824 2019-05-09
FR1904824A FR3095861B1 (fr) 2019-05-09 2019-05-09 Dispositif d’analyse d’un matériau liquide par technique de spectroscopie libs avec atomisation

Publications (2)

Publication Number Publication Date
FR3095861A1 FR3095861A1 (fr) 2020-11-13
FR3095861B1 true FR3095861B1 (fr) 2021-06-04

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
FR1904824A Active FR3095861B1 (fr) 2019-05-09 2019-05-09 Dispositif d’analyse d’un matériau liquide par technique de spectroscopie libs avec atomisation

Country Status (1)

Country Link
FR (1) FR3095861B1 (fr)

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE790453A (fr) 1971-10-26 1973-02-15 Brooks Reginald G Fabrication d'articles en metal
US4578022A (en) 1983-08-12 1986-03-25 Kenney George B Apparatus for in-process multi-element analysis of molten metal and other liquid materials
US4626278A (en) 1984-07-26 1986-12-02 Kenney George B Tandem atomization method for ultra-fine metal powder
US6909505B2 (en) 2002-06-24 2005-06-21 National Research Council Of Canada Method and apparatus for molten material analysis by laser induced breakdown spectroscopy
AT503539B1 (de) * 2006-05-09 2008-03-15 Innsitec Laser Technologies Gm Tauchsonde für lips-vorrichtungen
DE102006047765B3 (de) * 2006-10-06 2007-12-20 Heraeus Electro-Nite International N.V. Eintauchlanze für die Analyse von Schmelzen und Flüssigkeiten
CN103712962B (zh) * 2013-12-31 2015-12-09 武汉新瑞达激光工程有限责任公司 一种基于气雾化与共振激发的激光探针分析仪
FR3021407B1 (fr) 2014-05-23 2016-07-01 Commissariat Energie Atomique Dispositif d'analyse d'un metal en fusion oxydable par technique libs

Also Published As

Publication number Publication date
FR3095861A1 (fr) 2020-11-13

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