EP4025900A4 - Système et procédé de spectroscopie induite par laser - Google Patents

Système et procédé de spectroscopie induite par laser Download PDF

Info

Publication number
EP4025900A4
EP4025900A4 EP20861366.1A EP20861366A EP4025900A4 EP 4025900 A4 EP4025900 A4 EP 4025900A4 EP 20861366 A EP20861366 A EP 20861366A EP 4025900 A4 EP4025900 A4 EP 4025900A4
Authority
EP
European Patent Office
Prior art keywords
laser
spectroscopy system
induced spectroscopy
induced
spectroscopy
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.)
Pending
Application number
EP20861366.1A
Other languages
German (de)
English (en)
Other versions
EP4025900A1 (fr
Inventor
Randy James Monahan
John Joseph Nowakowski
Lauren Elizabeth Callahan
Geoffrey K. Urbanek
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.)
Schenck Process LLC
Original Assignee
Schenck Process LLC
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from US16/561,704 external-priority patent/US10845239B1/en
Priority claimed from US16/561,638 external-priority patent/US10761029B1/en
Application filed by Schenck Process LLC filed Critical Schenck Process LLC
Publication of EP4025900A1 publication Critical patent/EP4025900A1/fr
Publication of EP4025900A4 publication Critical patent/EP4025900A4/fr
Pending legal-status Critical Current

Links

Classifications

    • 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
    • G01J3/02—Details
    • G01J3/0202—Mechanical elements; Supports for optical elements
    • 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
    • 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
    • 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
    • G01N33/22—Fuels; Explosives
    • G01N33/222—Solid fuels, e.g. coal
    • 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
    • G01J3/02—Details
    • G01J3/0205—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows
    • G01J3/0208—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using focussing or collimating elements, e.g. lenses or mirrors; performing aberration correction
    • 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
    • G01J3/02—Details
    • G01J3/0291—Housings; Spectrometer accessories; Spatial arrangement of elements, e.g. folded path arrangements
    • 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
    • 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
    • G01N2021/151—Gas blown

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Pathology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
EP20861366.1A 2019-09-05 2020-08-21 Système et procédé de spectroscopie induite par laser Pending EP4025900A4 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US16/561,704 US10845239B1 (en) 2019-09-05 2019-09-05 Laser-induced spectroscopy system and process
US16/561,638 US10761029B1 (en) 2019-09-05 2019-09-05 Laser-induced spectroscopy system and process
PCT/US2020/047309 WO2021045911A1 (fr) 2019-09-05 2020-08-21 Système et procédé de spectroscopie induite par laser

Publications (2)

Publication Number Publication Date
EP4025900A1 EP4025900A1 (fr) 2022-07-13
EP4025900A4 true EP4025900A4 (fr) 2023-12-27

Family

ID=74852662

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20861366.1A Pending EP4025900A4 (fr) 2019-09-05 2020-08-21 Système et procédé de spectroscopie induite par laser

Country Status (4)

Country Link
EP (1) EP4025900A4 (fr)
KR (1) KR20220053654A (fr)
CN (1) CN114424051A (fr)
WO (1) WO2021045911A1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021116661A1 (de) 2021-06-28 2022-12-29 Schenck Process Europe Gmbh Vorrichtung und verfahren zur materialzuführung
KR20240060142A (ko) 2022-10-28 2024-05-08 주식회사 크라운 기술지주 레이저 유도 플라즈마 분광법 기반 원격 방사능 측정 장치

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130265565A1 (en) * 2012-04-09 2013-10-10 Progression, Inc. Coal analysis system
US20140204377A1 (en) * 2013-01-21 2014-07-24 Sciaps, Inc. Handheld libs spectrometer
US20160084709A1 (en) * 2013-01-21 2016-03-24 Sciaps, Inc. Handheld libs spectrometer
US20160131581A1 (en) * 2013-07-15 2016-05-12 Shenyang Institute Of Automation Of The Chinese Ac Ademy Of Sciences In-situ on-line detection device and method for long-distance metallurgical liquid metal component
CN105738348A (zh) * 2016-05-10 2016-07-06 中国科学技术大学 用于激光诱导击穿光谱系统的耐高温浸入式探头

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4443072A (en) * 1982-04-05 1984-04-17 The United States Of America As Represented By The United States Department Of Energy Purged window apparatus utilizing heated purge gas
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
CN207779903U (zh) * 2018-01-11 2018-08-28 河钢股份有限公司 一种激光诱导击穿光谱固体试样的快速装卡装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20130265565A1 (en) * 2012-04-09 2013-10-10 Progression, Inc. Coal analysis system
US20140204377A1 (en) * 2013-01-21 2014-07-24 Sciaps, Inc. Handheld libs spectrometer
US20160084709A1 (en) * 2013-01-21 2016-03-24 Sciaps, Inc. Handheld libs spectrometer
US20160131581A1 (en) * 2013-07-15 2016-05-12 Shenyang Institute Of Automation Of The Chinese Ac Ademy Of Sciences In-situ on-line detection device and method for long-distance metallurgical liquid metal component
CN105738348A (zh) * 2016-05-10 2016-07-06 中国科学技术大学 用于激光诱导击穿光谱系统的耐高温浸入式探头

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2021045911A1 *

Also Published As

Publication number Publication date
CN114424051A (zh) 2022-04-29
KR20220053654A (ko) 2022-04-29
WO2021045911A1 (fr) 2021-03-11
EP4025900A1 (fr) 2022-07-13

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