GB0917444D0 - A low -cost apparatus and method for the detection of a fluid-borne particle - Google Patents

A low -cost apparatus and method for the detection of a fluid-borne particle

Info

Publication number
GB0917444D0
GB0917444D0 GBGB0917444.2A GB0917444A GB0917444D0 GB 0917444 D0 GB0917444 D0 GB 0917444D0 GB 0917444 A GB0917444 A GB 0917444A GB 0917444 D0 GB0917444 D0 GB 0917444D0
Authority
GB
United Kingdom
Prior art keywords
fluid
detection
low
cost apparatus
borne particle
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.)
Granted
Application number
GBGB0917444.2A
Other versions
GB2474235A (en
GB2474235B (en
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 Hertfordshire
Original Assignee
University of Hertfordshire
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 Hertfordshire filed Critical University of Hertfordshire
Priority to GB0917444.2A priority Critical patent/GB2474235B/en
Publication of GB0917444D0 publication Critical patent/GB0917444D0/en
Publication of GB2474235A publication Critical patent/GB2474235A/en
Application granted granted Critical
Publication of GB2474235B publication Critical patent/GB2474235B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1434—Optical arrangements
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N15/1456—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals
    • G01N15/1459—Optical investigation techniques, e.g. flow cytometry without spatial resolution of the texture or inner structure of the particle, e.g. processing of pulse signals the analysis being performed on a sample stream
    • 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
    • G01N21/0303—Optical path conditioning in cuvettes, e.g. windows; adapted optical elements or systems; path modifying or adjustment
    • 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
    • G01N21/05—Flow-through cuvettes
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • 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
    • G01N21/47—Scattering, i.e. diffuse reflection
    • G01N21/49—Scattering, i.e. diffuse reflection within a body or fluid
    • G01N21/53—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke
    • G01N21/532—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke with measurement of scattering and transmission
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1486—Counting the particles
    • 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
    • G01N15/10—Investigating individual particles
    • G01N15/14—Optical investigation techniques, e.g. flow cytometry
    • G01N2015/1493—Particle size
    • 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
    • G01N21/05—Flow-through cuvettes
    • G01N2021/052—Tubular type; cavity type; multireflective
    • 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
    • G01N2201/02—Mechanical
    • G01N2201/022—Casings
    • G01N2201/0221—Portable; cableless; compact; hand-held

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 Or Analysing Materials By Optical Means (AREA)
GB0917444.2A 2009-10-06 2009-10-06 A low cost apparatus and method for the detection of a fluid- borne particle Active GB2474235B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB0917444.2A GB2474235B (en) 2009-10-06 2009-10-06 A low cost apparatus and method for the detection of a fluid- borne particle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB0917444.2A GB2474235B (en) 2009-10-06 2009-10-06 A low cost apparatus and method for the detection of a fluid- borne particle

Publications (3)

Publication Number Publication Date
GB0917444D0 true GB0917444D0 (en) 2009-11-18
GB2474235A GB2474235A (en) 2011-04-13
GB2474235B GB2474235B (en) 2013-09-25

Family

ID=41393882

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0917444.2A Active GB2474235B (en) 2009-10-06 2009-10-06 A low cost apparatus and method for the detection of a fluid- borne particle

Country Status (1)

Country Link
GB (1) GB2474235B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012201423B4 (en) 2012-02-01 2013-10-31 Siemens Aktiengesellschaft Arrangement for the detection of particles
US9677990B2 (en) 2014-04-30 2017-06-13 Particles Plus, Inc. Particle counter with advanced features
US10352844B2 (en) 2013-03-15 2019-07-16 Particles Plus, Inc. Multiple particle sensors in a particle counter
US10983040B2 (en) 2013-03-15 2021-04-20 Particles Plus, Inc. Particle counter with integrated bootloader
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
CN104316444A (en) * 2014-11-11 2015-01-28 邦达诚科技（常州）有限公司 Domestic air quality detection device
GB201506335D0 (en) 2015-04-14 2015-05-27 Alphasense Ltd Optical particle counter
DE102015121898A1 (en) * 2015-12-16 2017-06-22 Valeo Schalter Und Sensoren Gmbh Fine dust sensor for a motor vehicle, motor vehicle and method for determining a fine dust concentration
FR3060748B1 (en) * 2016-12-20 2019-10-11 Valeo Systemes Thermiques DEVICE FOR DETECTING PARTICULATE MATTER IN AN AIR FLOW FOR A MOTOR VEHICLE
CN109668810B (en) * 2017-10-17 2021-08-17 重庆梅安森科技股份有限公司 Mining dust concentration sensor
US11988591B2 (en) 2020-07-01 2024-05-21 Particles Plus, Inc. Modular optical particle counter sensor and apparatus

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4662742A (en) * 1985-05-10 1987-05-05 Becton, Dickinson And Company Scatter/fluorescene beam splitter in a flow cytometry apparatus
JP2635126B2 (en) * 1988-09-30 1997-07-30 東亜医用電子株式会社 Particle analysis apparatus and method for determining nuclear leaf index
US5467189A (en) * 1993-01-22 1995-11-14 Venturedyne, Ltd. Improved particle sensor and method for assaying a particle
US5870190A (en) * 1997-11-25 1999-02-09 Venturedyne, Ltd. Particle sensor and related method offering improved particle discrimination
US6794671B2 (en) * 2002-07-17 2004-09-21 Particle Sizing Systems, Inc. Sensors and methods for high-sensitivity optical particle counting and sizing
WO2005001436A1 (en) * 2003-06-26 2005-01-06 The Secretary Of State For Defence Improvements to fluid borne particle analysers
US7113266B1 (en) * 2005-03-30 2006-09-26 Beckman Coulter, Inc. Flow cytometer for differentiating small particles in suspension
US8009290B2 (en) * 2007-05-12 2011-08-30 Unger Roger L Compact, low cost particle sensor
GB0801375D0 (en) * 2008-01-25 2008-03-05 Secr Defence Fluid-borne particle detector

Also Published As

Publication number Publication date
GB2474235A (en) 2011-04-13
GB2474235B (en) 2013-09-25

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Legal Events

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732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20130815 AND 20130821

732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)

Free format text: REGISTERED BETWEEN 20171214 AND 20171222