KR20230079370A - 연소 구역 화학 감지 시스템 및 연관된 방법 - Google Patents

연소 구역 화학 감지 시스템 및 연관된 방법 Download PDF

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Publication number
KR20230079370A
KR20230079370A KR1020237010954A KR20237010954A KR20230079370A KR 20230079370 A KR20230079370 A KR 20230079370A KR 1020237010954 A KR1020237010954 A KR 1020237010954A KR 20237010954 A KR20237010954 A KR 20237010954A KR 20230079370 A KR20230079370 A KR 20230079370A
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KR
South Korea
Prior art keywords
electromagnetic energy
mir
combustion zone
reflector
optics
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Pending
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KR1020237010954A
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English (en)
Korean (ko)
Inventor
에릭 크리스토퍼 휠슨
버나드 피. 매스터슨
토리 헤이든
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온포인트 테크놀로지스, 엘엘씨
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Publication of KR20230079370A publication Critical patent/KR20230079370A/ko
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    • 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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • 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
    • G01J3/021—Optical elements not provided otherwise, e.g. optical manifolds, diffusers, windows using plane or convex mirrors, parallel phase plates, or particular reflectors
    • 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
    • G01J3/42—Absorption spectrometry; Double beam spectrometry; Flicker spectrometry; Reflection 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
    • G01N21/17—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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared 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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/031—Multipass arrangements
    • G01N2021/0314—Double pass, autocollimated 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
    • G01N21/17—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
    • G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths
    • G01N2021/3155—Measuring in two spectral ranges, e.g. UV and visible
    • 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
    • G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
    • G01N21/3504—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing gases, e.g. multi-gas analysis
    • G01N2021/3513—Open path with an instrumental source
    • 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
    • G01N21/39—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using tunable lasers
    • G01N2021/396—Type of laser source
    • G01N2021/399—Diode laser
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/061—Sources
    • G01N2201/06113—Coherent sources; lasers
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/063—Illuminating optical parts
    • G01N2201/0633—Directed, collimated illumination
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/06—Illumination; Optics
    • G01N2201/063—Illuminating optical parts
    • G01N2201/0636—Reflectors
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2201/00—Features of devices classified in G01N21/00
    • G01N2201/08—Optical fibres; light guides

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  • Physics & Mathematics (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
KR1020237010954A 2020-10-09 2021-09-16 연소 구역 화학 감지 시스템 및 연관된 방법 Pending KR20230079370A (ko)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063089555P 2020-10-09 2020-10-09
US63/089,555 2020-10-09
PCT/IB2021/058469 WO2022074488A1 (en) 2020-10-09 2021-09-16 Combustion-zone chemical sensing system and associated method

Publications (1)

Publication Number Publication Date
KR20230079370A true KR20230079370A (ko) 2023-06-07

Family

ID=77914417

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020237010954A Pending KR20230079370A (ko) 2020-10-09 2021-09-16 연소 구역 화학 감지 시스템 및 연관된 방법

Country Status (6)

Country Link
US (1) US12411081B2 (https=)
EP (1) EP4226144A1 (https=)
JP (1) JP2023544781A (https=)
KR (1) KR20230079370A (https=)
CN (1) CN116249888A (https=)
WO (1) WO2022074488A1 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2022013657A1 (en) * 2020-07-17 2022-01-20 Onpoint Technologies, Llc Demultiplexing filter and method

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2750609B2 (ja) 1989-06-01 1998-05-13 東京瓦斯株式会社 ガス検知装置
CA2158516A1 (en) * 1995-07-28 1997-01-29 Shachar Nadler Method and apparatus for monitoring trace constituents in a fluid
JPH09282577A (ja) * 1996-04-11 1997-10-31 Tokyo Gas Co Ltd ガス検出装置
JP2000121558A (ja) * 1998-10-16 2000-04-28 Mitsubishi Heavy Ind Ltd 計測装置
US6903329B2 (en) 2001-08-21 2005-06-07 Spx Corporation Cooled mounting for light detector
CA2520862A1 (en) * 2003-03-31 2004-10-21 Zolo Technologies, Inc. Method and apparatus for the monitoring and control of combustion
WO2005103781A1 (en) 2004-03-31 2005-11-03 Zolo Technologies, Inc. Optical mode noise averaging device
US7253413B2 (en) * 2004-11-15 2007-08-07 Smiths Detection Inc. Gas identification system
US7372573B2 (en) * 2005-09-30 2008-05-13 Mks Instruments, Inc. Multigas monitoring and detection system
US8544279B2 (en) 2005-11-04 2013-10-01 Zolo Technologies, Inc. Method and apparatus for spectroscopic measurements in the combustion zone of a gas turbine engine
GB0623835D0 (en) 2006-11-29 2007-01-10 Cascade Technologies Ltd Multi mode fibre perturber
JP2007199076A (ja) * 2007-02-26 2007-08-09 Mitsubishi Heavy Ind Ltd レーザ計測方法及びレーザ計測システム
DE102007021677A1 (de) * 2007-05-09 2008-11-20 GTE Gesellschaft für phys. Technologie und Elektronik mbH Linearer Brandgasmelder
JP2009156815A (ja) * 2007-12-27 2009-07-16 Mitsubishi Heavy Ind Ltd ガス濃度計測装置及びガス濃度計測方法
JP2012108095A (ja) * 2010-08-03 2012-06-07 Fuji Electric Co Ltd 多成分用レーザ式ガス分析計
US9366621B2 (en) * 2012-04-19 2016-06-14 Zolo Technologies, Inc. In-furnace retro-reflectors with steerable tunable diode laser absorption spectrometer
WO2015095861A1 (en) 2013-12-20 2015-06-25 Zolo Technologies, Inc. Method and apparatus for monitoring port blockage for tdlas measurements in harsh environments
JP6128361B2 (ja) * 2014-05-30 2017-05-17 富士電機株式会社 多成分用レーザ式ガス分析計
JP6473367B2 (ja) * 2015-03-31 2019-02-20 三菱重工業株式会社 ガス分析システム
NO348517B1 (en) 2015-06-11 2025-02-24 Neo Monitors As Gas monitor
EP3176564A1 (en) * 2015-12-03 2017-06-07 Fuji Electric Co., Ltd. Laser-type gas analyzing apparatus
JP2020159909A (ja) * 2019-03-27 2020-10-01 株式会社島津製作所 ガス濃度検出器およびガス濃度計測装置

Also Published As

Publication number Publication date
CN116249888A (zh) 2023-06-09
JP2023544781A (ja) 2023-10-25
WO2022074488A1 (en) 2022-04-14
US12411081B2 (en) 2025-09-09
US20230314312A1 (en) 2023-10-05
EP4226144A1 (en) 2023-08-16

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