DE3685175D1 - Ladungs- und groessenanalysator fuer aerosolteilchen. - Google Patents

Ladungs- und groessenanalysator fuer aerosolteilchen.

Info

Publication number
DE3685175D1
DE3685175D1 DE8686306194T DE3685175T DE3685175D1 DE 3685175 D1 DE3685175 D1 DE 3685175D1 DE 8686306194 T DE8686306194 T DE 8686306194T DE 3685175 T DE3685175 T DE 3685175T DE 3685175 D1 DE3685175 D1 DE 3685175D1
Authority
DE
Germany
Prior art keywords
charge
size analyzer
aerosol particles
aerosol
particles
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 - Fee Related
Application number
DE8686306194T
Other languages
English (en)
Inventor
Malay K Mazumder
Ron E Ware
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.)
University of Arkansas
Original Assignee
University of Arkansas
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 University of Arkansas filed Critical University of Arkansas
Application granted granted Critical
Publication of DE3685175D1 publication Critical patent/DE3685175D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level

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)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
DE8686306194T 1985-08-13 1986-08-11 Ladungs- und groessenanalysator fuer aerosolteilchen. Expired - Fee Related DE3685175D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/765,144 US4633714A (en) 1985-08-13 1985-08-13 Aerosol particle charge and size analyzer

Publications (1)

Publication Number Publication Date
DE3685175D1 true DE3685175D1 (de) 1992-06-11

Family

ID=25072766

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8686306194T Expired - Fee Related DE3685175D1 (de) 1985-08-13 1986-08-11 Ladungs- und groessenanalysator fuer aerosolteilchen.

Country Status (5)

Country Link
US (1) US4633714A (de)
EP (1) EP0214769B1 (de)
JP (1) JPS63118634A (de)
CA (1) CA1282160C (de)
DE (1) DE3685175D1 (de)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8617568D0 (en) * 1986-07-18 1986-08-28 Clift R Measurement of size of particles entrained in gas
ATE145986T1 (de) * 1986-09-30 1996-12-15 Colloidal Dynamics Pty Ltd Bestimmung der teilchengrösse und der elektrischen ladung
JPS63302342A (ja) * 1987-06-01 1988-12-09 Agency Of Ind Science & Technol 気体中の粒子の形状を測定する装置
US4948257A (en) * 1987-09-14 1990-08-14 Tsi Incorporated Laser optical measuring device and method for stabilizing fringe pattern spacing
SE8704255L (sv) * 1987-11-02 1989-05-03 Hans W Persson Akustisk metod foer maetning av egenskaper hos ett roerligt medium
EP0359681B1 (de) * 1988-09-15 1995-11-08 The Board Of Trustees Of The University Of Arkansas Kennzeichnung von Teilchen durch modulierte dynamische Lichtstreuung
US5245290A (en) * 1989-02-27 1993-09-14 Matec Applied Sciences, Inc. Device for determining the size and charge of colloidal particles by measuring electroacoustic effect
JP2962819B2 (ja) * 1990-11-30 1999-10-12 キヤノン株式会社 変位測定装置
US5156802A (en) * 1991-03-15 1992-10-20 The Babcock & Wilcox Company Inspection of fuel particles with acoustics
US5383024A (en) * 1992-08-12 1995-01-17 Martin Marietta Energy Systems, Inc. Optical wet steam monitor
US5296910A (en) * 1992-10-05 1994-03-22 University Of Akransas Method and apparatus for particle analysis
JP2938327B2 (ja) * 1993-12-06 1999-08-23 シャープ株式会社 トナーの帯電量の測定装置
US5922976A (en) * 1995-10-12 1999-07-13 California Institute Of Technology Method of measuring aerosol particles using automated mobility-classified aerosol detector
JP3086873B2 (ja) * 1998-08-04 2000-09-11 工業技術院長 粒径分布測定方法及び装置
US6553849B1 (en) * 1998-10-28 2003-04-29 Dillon F. Scofield Electrodynamic particle size analyzer
US6094266A (en) * 1999-01-22 2000-07-25 Honeywell Inc. Detector for determining particle size distribution in an oscillating flow field
US6408704B1 (en) 1999-02-01 2002-06-25 Klaus Willeke Aerodynamic particle size analysis method and apparatus
IT1311771B1 (it) * 1999-02-24 2002-03-19 Giorgio Bergamini Misuratore perfezionato della portata di gas con gli ultrasuoni basato su specchi parabolici.
US7006682B1 (en) * 1999-09-09 2006-02-28 Nec Corporation Apparatus for monitoring particles and method of doing the same
US6281973B1 (en) * 1999-09-28 2001-08-28 Microtrac, Inc. Optical detection system and method for determining particle size distribution in an oscillating flow field
US6781118B2 (en) * 2001-01-17 2004-08-24 California Institute Of Technology Particle charge spectrometer
GB0216549D0 (en) * 2002-07-16 2002-08-28 Univ Brunel Method and system for measuring aerosol discharge
FR2842606B1 (fr) * 2002-07-18 2004-10-15 Univ Claude Bernard Lyon Procede et dispositif pour detecter la presence de charges en surface des particules d'un aerosol
US7342660B2 (en) * 2003-09-25 2008-03-11 Deka Products Limited Partnership Detection system and method for aerosol delivery
US7181952B2 (en) * 2003-12-11 2007-02-27 Fm Global Technologies, Llc Characterization of mist sprays using a phase-doppler particle analyzer and an iso-kinetic sampling probe
EP1784912A4 (de) 2004-07-30 2012-03-14 Biovigilant Systems Inc Pathogen- und partikeldetektorsystem und -verfahren
KR101283071B1 (ko) 2005-07-15 2013-07-05 바이오비질런트 시스템즈 인코포레이티드 병원체 및 입자 검출기 시스템 및 방법
WO2007016418A2 (en) * 2005-07-29 2007-02-08 The Regents Of The University Of California A method for online measurement of ultrafine aggregate surface area and volume distributions
WO2008067282A2 (en) * 2006-11-27 2008-06-05 Nano-Proprietary, Inc. Sono-photonic gas sensor
US8628976B2 (en) 2007-12-03 2014-01-14 Azbil BioVigilant, Inc. Method for the detection of biologic particle contamination
DE102013202423A1 (de) * 2013-02-14 2014-08-14 Siemens Aktiengesellschaft Partikeldetektor und Verfahren zur Detektion von Partikeln
US11020058B2 (en) 2016-02-12 2021-06-01 Qualcomm Incorporated Methods and devices for calculating blood pressure based on measurements of arterial blood flow and arterial lumen
WO2018063144A1 (en) * 2016-09-27 2018-04-05 Halliburton Energy Services, Inc. Systems and methods for volume concentration determination with diffraction of electromagnetic radiation
RU2652662C1 (ru) * 2017-06-14 2018-04-28 федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет", (ДГТУ) Устройство определения распределения взвешенных частиц по массе
RU2652654C1 (ru) * 2017-06-14 2018-04-28 федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет", (ДГТУ) Способ определения распределения взвешенных частиц по массе
RU2763129C1 (ru) * 2021-06-02 2021-12-27 Федеральное государственное бюджетное учреждение "33 Центральный научно-исследовательский испытательный институт" Министерства обороны Российской Федерации Устройство для измерения удельного заряда частиц аэрозоля
EP4303561A1 (de) 2022-07-04 2024-01-10 ETH Zurich Vorrichtung und verfahren zur bestimmung der grösse und der elektrischen ladungsverteilung eines teilchenensembles ensembles von partikeln

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3208286A (en) * 1962-08-02 1965-09-28 Joseph D Richard Particle size analyzer
US3763428A (en) * 1971-11-26 1973-10-02 Varian Associates Simultaneous measurement of the size distribution of aerosol particles and the number of particles of each size in a flowing gaseous medium
DE3104878A1 (de) * 1981-02-11 1982-08-19 Natalija Georgievna Moskva Bulgakova Verfahren und einrichtung zur analyse disperser aerosolzusammensetzungen

Also Published As

Publication number Publication date
EP0214769B1 (de) 1992-05-06
JPS63118634A (ja) 1988-05-23
JPH0346778B2 (de) 1991-07-17
US4633714A (en) 1987-01-06
EP0214769A3 (en) 1988-01-13
CA1282160C (en) 1991-03-26
EP0214769A2 (de) 1987-03-18

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee