[go: up one dir, main page]

GB2396023A - Imaging system with purging device to prevent adhesion of particles - Google Patents

Imaging system with purging device to prevent adhesion of particles Download PDF

Info

Publication number
GB2396023A
GB2396023A GB0223162A GB0223162A GB2396023A GB 2396023 A GB2396023 A GB 2396023A GB 0223162 A GB0223162 A GB 0223162A GB 0223162 A GB0223162 A GB 0223162A GB 2396023 A GB2396023 A GB 2396023A
Authority
GB
United Kingdom
Prior art keywords
fluid
purging
optical component
particles
light source
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.)
Withdrawn
Application number
GB0223162A
Other languages
English (en)
Other versions
GB0223162D0 (en
Inventor
Martyn Richard Huw Knowles
Adam Whybrew
Heather Booth
Edward Butcher
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.)
Oxford Lasers Ltd
Original Assignee
Oxford Lasers Ltd
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
Application filed by Oxford Lasers Ltd filed Critical Oxford Lasers Ltd
Priority to GB0223162A priority Critical patent/GB2396023A/en
Publication of GB0223162D0 publication Critical patent/GB0223162D0/en
Priority to AU2003269226A priority patent/AU2003269226A1/en
Priority to PCT/GB2003/004230 priority patent/WO2004031742A1/fr
Publication of GB2396023A publication Critical patent/GB2396023A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02Investigating particle size or size distribution
    • G01N15/0205Investigating particle size or size distribution by optical means
    • G01N15/0227Investigating particle size or size distribution by optical means using imaging; using holography
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • G01N21/15Preventing contamination of the components of the optical system or obstruction of the light path
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N15/00Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/02Investigating particle size or size distribution
    • G01N2015/0294Particle shape
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01NINVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N21/00Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
    • G01N21/01Arrangements or apparatus for facilitating the optical investigation
    • G01N21/15Preventing contamination of the components of the optical system or obstruction of the light path
    • G01N2021/151Gas blown

Landscapes

  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Dispersion Chemistry (AREA)
  • Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
GB0223162A 2002-10-05 2002-10-05 Imaging system with purging device to prevent adhesion of particles Withdrawn GB2396023A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
GB0223162A GB2396023A (en) 2002-10-05 2002-10-05 Imaging system with purging device to prevent adhesion of particles
AU2003269226A AU2003269226A1 (en) 2002-10-05 2003-10-01 Particle imaging system
PCT/GB2003/004230 WO2004031742A1 (fr) 2002-10-05 2003-10-01 Systeme d'imagerie de particules

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0223162A GB2396023A (en) 2002-10-05 2002-10-05 Imaging system with purging device to prevent adhesion of particles

Publications (2)

Publication Number Publication Date
GB0223162D0 GB0223162D0 (en) 2002-11-13
GB2396023A true GB2396023A (en) 2004-06-09

Family

ID=9945387

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0223162A Withdrawn GB2396023A (en) 2002-10-05 2002-10-05 Imaging system with purging device to prevent adhesion of particles

Country Status (3)

Country Link
AU (1) AU2003269226A1 (fr)
GB (1) GB2396023A (fr)
WO (1) WO2004031742A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2620007A (en) * 2022-04-28 2023-12-27 Avansys Llp Optical detection devices

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7456960B2 (en) * 2005-06-06 2008-11-25 Particle Measuring Systems, Inc. Particle counter with improved image sensor array
US20080245810A1 (en) * 2007-04-05 2008-10-09 Parata Systems, Llc Methods and apparatus for dispensing solid pharmaceutical articles
US7832591B2 (en) 2007-05-18 2010-11-16 Parata Systems, Llc Methods and apparatus for dispensing solid pharmaceutical articles
NL2001061C2 (nl) * 2007-12-06 2009-06-09 Friesland Brands Bv Werkwijze en inrichting voor het bereiden van kaas.
DE102009008232A1 (de) * 2009-02-10 2010-08-19 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Einrichtung und Verfahren zur Anbindung einer optischen Messeinrichtung an ein Messvolumen
US8054086B2 (en) 2009-06-25 2011-11-08 Parata Systems, Llc Apparatus for dispensing and detecting solid pharmaceutical articles and related methods of operation
DE102013203109A1 (de) * 2013-02-26 2014-08-28 Siemens Aktiengesellschaft Staubleitung mit optischem Sensor und Verfahren zur Messung der Zusammensetzung von Staub
CN103244849B (zh) * 2013-04-19 2015-04-22 中国科学院长春光学精密机械与物理研究所 一种出射准直平行光的光源装置
DE102014201763A1 (de) * 2014-01-31 2015-08-06 Siemens Aktiengesellschaft Probenaufnahme für eine Messeinrichtung zum Messen einer Staubprobe
JP6947471B2 (ja) * 2016-03-24 2021-10-13 ヤンマーパワーテクノロジー株式会社 ガス濃度計測装置
CN108490213B (zh) * 2018-02-08 2020-05-19 上海理工大学 高温气冷堆颗粒流速度场测量装置及方法
CN113348360B (zh) * 2018-12-31 2025-04-11 陶氏环球技术有限责任公司 高温光学探头
DE102019135129B3 (de) * 2019-12-19 2021-05-20 Lisa Dräxlmaier GmbH Prüfsystem zum optischen überprüfen einer elektrischen leitung
CA3189888A1 (fr) * 2020-08-24 2022-03-03 Mazlite Inc. Procede, systeme et module d'eclairage de caracterisation de particules a deplacement rapide
CN112147047A (zh) * 2020-10-26 2020-12-29 浙江四点灵机器人股份有限公司 一种高速流体内颗粒浓度检测装置及方法

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113386A (en) * 1976-09-20 1978-09-12 Climet Instruments Company Photometer
US4240691A (en) * 1978-06-15 1980-12-23 Aga Aktiebolag Protective device for optical elements
US4583859A (en) * 1984-03-30 1986-04-22 The Babcock & Wilcox Company Filter cleaning system for opacity monitor
WO1987005108A1 (fr) * 1986-02-12 1987-08-27 Combustion Engineering, Inc. Dispositif de mesure de la taille de particules in situ
EP0456202A2 (fr) * 1990-05-11 1991-11-13 Applied Materials, Inc. Procédé et système d'analyse de particules
US5306209A (en) * 1992-05-04 1994-04-26 Lang Fred D Contaminant shield for viewing ports
EP0633464A2 (fr) * 1993-07-08 1995-01-11 Applied Materials, Inc. Détecteur de particules
US5497232A (en) * 1993-10-26 1996-03-05 Fuji Paudal Co., Ltd. Apparatus and method for monitoring granular size and shape during a granulation or coating process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1598353B1 (de) * 1966-05-26 1970-11-12 Howaldtswerke Deutsche Werft Vorrichtung zum Bestimmen des OElgehaltes von OEl-Wasser-Gemischen oder Emulsionen,insbesondere von Bilge- und Ballastwasser auf Schiffen
US3609043A (en) * 1968-11-19 1971-09-28 Parker Hannifin Corp Spray droplet analyzer
IT1247004B (it) * 1991-04-03 1994-12-12 Ottica Ist Naz Metodo e dispositivo di misura della distribuzione granulometrica di particolato solido in flusso
DE10109295A1 (de) * 2001-08-15 2002-09-05 Dietmar Lerche Verfahren und Vorrichtung zur beschleunigten Stabilitätsanalyse
FR2822953B1 (fr) * 2001-04-03 2003-06-27 Agronomique Inst Nat Rech Procede de controle de l'egouttage des grains de caille et dispositif pour sa mise en oeuvre

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113386A (en) * 1976-09-20 1978-09-12 Climet Instruments Company Photometer
US4240691A (en) * 1978-06-15 1980-12-23 Aga Aktiebolag Protective device for optical elements
US4583859A (en) * 1984-03-30 1986-04-22 The Babcock & Wilcox Company Filter cleaning system for opacity monitor
WO1987005108A1 (fr) * 1986-02-12 1987-08-27 Combustion Engineering, Inc. Dispositif de mesure de la taille de particules in situ
EP0456202A2 (fr) * 1990-05-11 1991-11-13 Applied Materials, Inc. Procédé et système d'analyse de particules
US5306209A (en) * 1992-05-04 1994-04-26 Lang Fred D Contaminant shield for viewing ports
EP0633464A2 (fr) * 1993-07-08 1995-01-11 Applied Materials, Inc. Détecteur de particules
US5497232A (en) * 1993-10-26 1996-03-05 Fuji Paudal Co., Ltd. Apparatus and method for monitoring granular size and shape during a granulation or coating process

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2620007A (en) * 2022-04-28 2023-12-27 Avansys Llp Optical detection devices

Also Published As

Publication number Publication date
AU2003269226A1 (en) 2004-04-23
GB0223162D0 (en) 2002-11-13
WO2004031742A1 (fr) 2004-04-15

Similar Documents

Publication Publication Date Title
GB2396023A (en) Imaging system with purging device to prevent adhesion of particles
Lin Concentration mode of the powder stream in coaxial laser cladding
AU724733B2 (en) A system for acquiring an image of a multi-phase fluid by measuring backscattered light
US6153873A (en) Optical probe having an imaging apparatus
US5180921A (en) Method and apparatus for monitoring the temperature and velocity of plasma sprayed particles
US6707555B1 (en) Optical information measuring apparatus
KR102447224B1 (ko) 미세 입자의 정성 및 정량 분석 장치
JPH0260256B2 (fr)
CN101124474B (zh) 检测管道内气体中微粒存在的装置和方法以及管道系统
US20120281203A1 (en) Means for detecting luminescent and/or light-scattering particles in flowing liquids
JP2002219593A (ja) レーザ加工ヘッド
US7307729B2 (en) Electro-optically inspecting and determining internal properties and characteristics of a longitudinally moving rod of material
US4441816A (en) Optical double-slit particle measuring system
Awel et al. Visualizing aerosol-particle injection for diffractive-imaging experiments
AU606050B2 (en) Fiber optic imaging system for on-line monitoring
NO20004944D0 (no) FremgangsmÕte og arrangement for mÕling av fysiko-kjemiske egenskaper i væsker
US20180177036A1 (en) Extreme ultraviolet light generating apparatus
US4038556A (en) Method and apparatus for simultaneous optical measurement of particle characteristics
WO2022243006A1 (fr) Système de métrologie pour une source de lumière ultraviolette extrême
KR20230092879A (ko) 고속 이동 미립자 특성화를 위한 방법, 시스템, 및 조명 모듈
RU2331868C2 (ru) Способ и аппарат для спектроскопии оптического излучения жидкости, возбуждаемой лазером
Volpe et al. Laser-induced gas breakdown as a light source for schlieren and shadowgraph particle image velocimetry
EP0542542B1 (fr) Méthode et appareillage pour surveiller la température et la vitesse des particules au cours de la pulvérisation au plasma
JPH11513494A (ja) テルテール板を用いた表面上への粒子の落下を測定する装置
JPH0627047A (ja) 磁粉探傷装置用小型センサヘッド

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)