JP2786187B2 - 粒子寸法検出装置 - Google Patents

粒子寸法検出装置

Info

Publication number
JP2786187B2
JP2786187B2 JP62089987A JP8998787A JP2786187B2 JP 2786187 B2 JP2786187 B2 JP 2786187B2 JP 62089987 A JP62089987 A JP 62089987A JP 8998787 A JP8998787 A JP 8998787A JP 2786187 B2 JP2786187 B2 JP 2786187B2
Authority
JP
Japan
Prior art keywords
particles
particle size
detection
detectors
output
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.)
Expired - Lifetime
Application number
JP62089987A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6311838A (ja
Inventor
ロバート、ジー、クノーレンバーグ
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.)
PAATEIKURU MEJUARINGU SHISUTEMUZU Inc
Original Assignee
PAATEIKURU MEJUARINGU SHISUTEMUZU Inc
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 PAATEIKURU MEJUARINGU SHISUTEMUZU Inc filed Critical PAATEIKURU MEJUARINGU SHISUTEMUZU Inc
Publication of JPS6311838A publication Critical patent/JPS6311838A/ja
Application granted granted Critical
Publication of JP2786187B2 publication Critical patent/JP2786187B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G01N15/02—Investigating particle size or size distribution
    • G01N15/0205—Investigating particle size or size distribution by optical means
    • 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
    • G01N2021/391—Intracavity sample

Landscapes

  • Chemical & Material Sciences (AREA)
  • Dispersion Chemistry (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)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Length Measuring Devices By Optical Means (AREA)
JP62089987A 1986-04-14 1987-04-14 粒子寸法検出装置 Expired - Lifetime JP2786187B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US851477 1986-04-14
US06851477 US4798465B2 (en) 1986-04-14 1986-04-14 Particle size detection device having high sensitivity in high molecular scattering environment

Publications (2)

Publication Number Publication Date
JPS6311838A JPS6311838A (ja) 1988-01-19
JP2786187B2 true JP2786187B2 (ja) 1998-08-13

Family

ID=25310865

Family Applications (1)

Application Number Title Priority Date Filing Date
JP62089987A Expired - Lifetime JP2786187B2 (ja) 1986-04-14 1987-04-14 粒子寸法検出装置

Country Status (3)

Country Link
US (2) US4798465B2 (enExample)
JP (1) JP2786187B2 (enExample)
DE (1) DE3712665C2 (enExample)

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JP3818867B2 (ja) * 2000-05-12 2006-09-06 リオン株式会社 光散乱式粒子検出器
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US7079243B2 (en) * 2002-07-16 2006-07-18 Research Electro-Optics, Inc. Method of noise cancellation in an unpolarized-laser instrument
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US7456960B2 (en) * 2005-06-06 2008-11-25 Particle Measuring Systems, Inc. Particle counter with improved image sensor array
WO2008118769A1 (en) * 2007-03-23 2008-10-02 Particle Measuring Systems, Inc. Optical particle sensor with exhaust-cooled optical source
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US20120136584A1 (en) * 2009-08-04 2012-05-31 Kazuo Ban Detection apparatus and detection method for detecting microorganisms
JP5574250B2 (ja) 2009-08-24 2014-08-20 パーティクル・メージャーリング・システムズ・インコーポレーテッド 流量がモニタリングされる粒子センサ
DE102011000099A1 (de) * 2011-01-11 2012-07-12 Universität Duisburg-Essen Analyseeinrichtung zur Analyse eines Aerosols
CN103959039A (zh) 2011-12-01 2014-07-30 P.M.L.离子监测装置有限公司 用于颗粒大小和浓度测量的检测方案
US8477307B1 (en) 2012-01-26 2013-07-02 Ann Rachel Yufa Methods and apparatus for biomedical agent multi-dimension measuring and analysis
US10352844B2 (en) 2013-03-15 2019-07-16 Particles Plus, Inc. Multiple particle sensors in a particle counter
US12044611B2 (en) 2013-03-15 2024-07-23 Particles Plus, Inc. Particle counter with integrated bootloader
US11579072B2 (en) 2013-03-15 2023-02-14 Particles Plus, Inc. Personal air quality monitoring system
US9677990B2 (en) 2014-04-30 2017-06-13 Particles Plus, Inc. Particle counter with advanced features
US10983040B2 (en) 2013-03-15 2021-04-20 Particles Plus, Inc. Particle counter with integrated bootloader
ITRM20130128U1 (it) 2013-07-23 2015-01-24 Particle Measuring Systems S R L Dispositivo per il campionamento microbico dell'aria
WO2015148148A1 (en) 2014-03-14 2015-10-01 Particle Measuring Systems, Inc. Pressure-based airflow sensing in particle impactor systems
WO2015138695A2 (en) 2014-03-14 2015-09-17 Particle Measuring Systems, Inc. Filter and blower geometry for particle sampler
JP6531528B2 (ja) * 2015-07-15 2019-06-19 富士電機株式会社 粒子検出装置
US10094755B1 (en) 2017-10-25 2018-10-09 Venturedyne, Ltd Environmental sensor and method of operating the same
CN111247418B (zh) 2017-10-26 2024-07-23 粒子监测系统有限公司 粒子测量系统和方法
US10444137B2 (en) * 2018-01-23 2019-10-15 Cbrn International, Ltd. Bioaerosol detector having safeguards
US10359350B1 (en) * 2018-01-23 2019-07-23 Hai Lin Method and system for particle characterization in harsh environments
WO2020047457A1 (en) 2018-08-31 2020-03-05 Particle Measuring Systems, Inc. Fluid refractive index optimizing particle counter
US10928293B2 (en) 2018-09-04 2021-02-23 Particle Measuring Systems, Inc. Detecting nanoparticles on production equipment and surfaces
WO2020102038A1 (en) 2018-11-12 2020-05-22 Particle Measuring Systems, Inc. Calibration verification for optical particle analyzers
US11385161B2 (en) 2018-11-12 2022-07-12 Particle Measuring Systems, Inc. Calibration verification for optical particle analyzers
WO2020102032A1 (en) 2018-11-16 2020-05-22 Particle Measuring Systems, Inc. Particle sampling systems and methods for robotic controlled manufacturing barrier systems
KR102779340B1 (ko) 2018-11-16 2025-03-07 파티클 머슈어링 시스템즈, 인크. 슬러리 모니터 커플링 벌크 크기 분포 및 단일 입자 검출
JP7504912B2 (ja) 2019-04-25 2024-06-24 パーティクル・メージャーリング・システムズ・インコーポレーテッド 軸上粒子検出及び／又は差分検出のための粒子検出システム及び方法
US11268930B2 (en) 2019-08-26 2022-03-08 Particle Measuring Systems, Inc. Triggered sampling systems and methods
EP4041462A4 (en) 2019-10-07 2022-12-14 Particle Measuring Systems, Inc. ANTIMICROBIAL PARTICLE DETECTORS
EP4042268A4 (en) 2019-10-07 2023-01-18 Particle Measuring Systems, Inc. Particle detectors with remote alarm monitoring and control
IT201900020248A1 (it) 2019-11-04 2021-05-04 Particle Measuring Systems S R L Dispositivo di monitoraggio mobile per aree a contaminazione controllata
CN114729868A (zh) 2019-11-22 2022-07-08 粒子监测系统有限公司 先进的用于干涉测量颗粒检测和具有小大小尺寸的颗粒的检测的系统和方法
EP4094061A4 (en) 2020-01-21 2024-06-26 Particle Measuring Systems, Inc. ROBOTIC CONTROL FOR ASEPTIC PROCESSING
US11988591B2 (en) 2020-07-01 2024-05-21 Particles Plus, Inc. Modular optical particle counter sensor and apparatus
US11846578B2 (en) * 2020-09-28 2023-12-19 Lighthouse Worldwide Solutions Apparatus and method for characterization of particles
JP2024526015A (ja) 2021-06-15 2024-07-17 パーティクル・メージャーリング・システムズ・インコーポレーテッド 凝縮粒子計数器および使用方法
EP4356105A4 (en) 2021-06-15 2025-05-07 Particle Measuring Systems, Inc. MODULAR PARTICLE COUNTER WITH DOCKING STATION
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Also Published As

Publication number Publication date
US4798465B2 (en) 1994-08-30
JPS6311838A (ja) 1988-01-19
US4798465B1 (enExample) 1991-09-17
US4893928A (en) 1990-01-16
DE3712665A1 (de) 1987-10-15
DE3712665C2 (de) 2000-02-17
US4798465A (en) 1989-01-17

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