SE7905294L - Stoftmetning - Google Patents

Stoftmetning

Info

Publication number
SE7905294L
SE7905294L SE7905294A SE7905294A SE7905294L SE 7905294 L SE7905294 L SE 7905294L SE 7905294 A SE7905294 A SE 7905294A SE 7905294 A SE7905294 A SE 7905294A SE 7905294 L SE7905294 L SE 7905294L
Authority
SE
Sweden
Prior art keywords
light
pct
signals
particles
detectors
Prior art date
Application number
SE7905294A
Other languages
Unknown language ( )
English (en)
Inventor
G Fladda
T Pettersson
Original Assignee
Svenska Traeforskningsinst
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 Svenska Traeforskningsinst filed Critical Svenska Traeforskningsinst
Priority to SE7905294A priority Critical patent/SE7905294L/sv
Priority to FI801907A priority patent/FI801907A/fi
Priority to US06/237,123 priority patent/US4420256A/en
Priority to PCT/SE1980/000172 priority patent/WO1980002876A1/en
Priority to JP50144280A priority patent/JPS56500707A/ja
Priority to IT8067931A priority patent/IT8067931A0/it
Priority to CA000354056A priority patent/CA1135074A/en
Publication of SE7905294L publication Critical patent/SE7905294L/sv
Priority to EP80901177A priority patent/EP0030538A1/en

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

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)
SE7905294A 1979-06-15 1979-06-15 Stoftmetning SE7905294L (sv)

Priority Applications (8)

Application Number Priority Date Filing Date Title
SE7905294A SE7905294L (sv) 1979-06-15 1979-06-15 Stoftmetning
FI801907A FI801907A (fi) 1979-06-15 1980-06-13 Stoftmaetning
US06/237,123 US4420256A (en) 1979-06-15 1980-06-13 Dust measurement
PCT/SE1980/000172 WO1980002876A1 (en) 1979-06-15 1980-06-13 Dust measurement
JP50144280A JPS56500707A (sv) 1979-06-15 1980-06-13
IT8067931A IT8067931A0 (it) 1979-06-15 1980-06-13 Procedimento e dispositivo per la misurazione di un flusso di particelle di polvere e simili particelle sostanzialmente sferiche
CA000354056A CA1135074A (en) 1979-06-15 1980-06-16 Dust measurement
EP80901177A EP0030538A1 (en) 1979-06-15 1980-12-30 Device for measurement of particles in a flowing medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7905294A SE7905294L (sv) 1979-06-15 1979-06-15 Stoftmetning

Publications (1)

Publication Number Publication Date
SE7905294L true SE7905294L (sv) 1980-12-16

Family

ID=20338301

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7905294A SE7905294L (sv) 1979-06-15 1979-06-15 Stoftmetning

Country Status (8)

Country Link
US (1) US4420256A (sv)
EP (1) EP0030538A1 (sv)
JP (1) JPS56500707A (sv)
CA (1) CA1135074A (sv)
FI (1) FI801907A (sv)
IT (1) IT8067931A0 (sv)
SE (1) SE7905294L (sv)
WO (1) WO1980002876A1 (sv)

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE453128B (sv) * 1981-10-01 1988-01-11 Svenska Traeforskningsinst Forfarande for att bestemma medelpartikelradie och/eller medelpartikellengd
US4719360A (en) * 1985-03-11 1988-01-12 Agency Of Industrial Science & Technology Method for determination of concentration of smoke emanating from combustion engine and apparatus for working said method
AU573436B2 (en) * 1985-04-11 1988-06-09 Nippon Steel Corporation Electromagnetic measurement of particle sizes
US4827143A (en) * 1986-03-26 1989-05-02 Hitachi, Ltd. Monitor for particles of various materials
JPS62270079A (ja) * 1986-05-19 1987-11-24 Fuji Photo Film Co Ltd フロツピ−デイスク用ケ−ス検査方法
US4804853A (en) * 1987-04-23 1989-02-14 High Yield Technology Compact particle flux monitor
US5386819A (en) * 1990-03-29 1995-02-07 Olympus Optical Co., Ltd. Method and apparatus for inhibiting a scattered component in a light having passed through an examined object
US5293049A (en) * 1991-05-01 1994-03-08 Alliedsignal Inc. Aerosol discriminator for particle discrimination
DE69202539T2 (de) * 1991-09-20 1995-11-02 Nippon Electric Co System zum Kalibrieren eines optischen Instruments in einem Satellit mittels einer Referenz-Lichtquelle.
US5352901A (en) * 1993-04-26 1994-10-04 Cummins Electronics Company, Inc. Forward and back scattering loss compensated smoke detector
US5475235A (en) * 1993-08-09 1995-12-12 Wyatt Technoloy Corporation Control of laser light power output for use in light scattering instruments by inducing mode hopping and averaging result
JP2529661B2 (ja) * 1993-08-20 1996-08-28 アネルバ株式会社 粒子検出装置
US5377005A (en) * 1993-09-01 1994-12-27 Atlantic Richfield Company Method for measuring particle size of a dispersed phase in a fluid stream
EP0756706A4 (en) * 1994-04-22 2000-07-12 Bha Group Inc CONTINUOUS CALIBRATION AND MONITORING DEVICE FOR PARTICULATE MATERIAL EMISSIONS
US5760911A (en) * 1994-04-22 1998-06-02 Bha Group Holdings, Inc. Continuous particulate emissions monitor calibrator
US5828458A (en) * 1995-01-26 1998-10-27 Nartron Corporation Turbidity sensor
US5940178A (en) * 1996-07-03 1999-08-17 Beckman Instruments, Inc. Nephelometer and turbidimeter combination
DE19627594C2 (de) * 1996-07-09 2002-06-13 Aeg Hausgeraete Gmbh Verfahren zur Bestimmung der Trübung eines gasförmigen oder flüssigen Mediums
US5646597A (en) * 1996-07-11 1997-07-08 Robert N. Hamburger Allergen detector system and method
US6710878B1 (en) * 1999-06-14 2004-03-23 General Electric Company In-line particulate detector
US6288646B1 (en) 1999-08-31 2001-09-11 Air Advice.Com Allergen detection and air/asthma advice provision
JP3500405B2 (ja) * 1999-09-20 2004-02-23 エム・テイ・システム株式会社 ダクト内粉塵測定ロボットシステム
DE10001701B4 (de) * 2000-01-18 2006-03-30 Topas Gmbh Fotometer
US20030016357A1 (en) * 2002-07-30 2003-01-23 Shofner Frederick M. Measurement of aerosol mass concentration and mass delivery rate
DE10246756B4 (de) * 2002-10-07 2006-03-16 Novar Gmbh Branderkennungsverfahren und Brandmelder zu dessen Durchführung
WO2009017721A2 (en) * 2007-07-28 2009-02-05 Buglab Llc Particle sensor with wide linear range
US7782459B2 (en) * 2007-09-24 2010-08-24 Process Metrix Laser-based apparatus and method for measuring agglomerate concentration and mean agglomerate size
US8628976B2 (en) 2007-12-03 2014-01-14 Azbil BioVigilant, Inc. Method for the detection of biologic particle contamination
DE102010038897A1 (de) * 2010-08-04 2012-02-09 Robert Bosch Gmbh Streulichtmessverfahren
JP5481402B2 (ja) * 2011-01-17 2014-04-23 株式会社日立ハイテクノロジーズ 自動分析装置
CN103712927B (zh) * 2012-09-29 2016-12-21 埃科莱布美国股份有限公司 检测系统和方法以及水处理系统和方法
CN104374711B (zh) * 2014-10-08 2016-09-28 中国林业科学研究院资源信息研究所 一种树木叶面尘土量的确定方法及系统
CN104849190B (zh) * 2015-05-18 2017-07-14 浙江大学 基于真有效值检测的颗粒物浓度传感器
CN109238932B (zh) * 2018-09-21 2021-02-05 中国科学院地质与地球物理研究所 一种公路工程大气环境可入肺颗粒物监测方法
CN109060622B (zh) * 2018-09-21 2021-02-05 云南武易高速公路建设指挥部 一种用于工程建设的大气环境可入肺颗粒物监测装置
CN108956405B (zh) * 2018-09-21 2021-03-02 云南武易高速公路建设指挥部 一种工程建设大气环境粉尘监测方法
CN109060621B (zh) * 2018-09-21 2021-03-02 云南武易高速公路建设指挥部 一种用于公路工程的粉尘监测装置
CN109406358A (zh) * 2018-12-10 2019-03-01 山西鑫华翔科技发展有限公司 一种反射加透射法雾霾颗粒流浓度冗余测量装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE387172B (sv) * 1974-08-28 1976-08-30 Svenska Traeforskningsinst Anordning for metning av halten i en strommande vetska befintliga suspenderade emnen
SE393864B (sv) * 1975-12-01 1977-06-20 Svenska Traeforskningsinst Forfarande for koncentrationsbestemning
SE405172B (sv) * 1977-05-31 1978-11-20 Svenska Traeforskningsinst Forfarande for att indikera fraktionsfordelningen hos suspenderade emnen i ett strommande medium
SE405171B (sv) * 1977-05-31 1978-11-20 Svenska Traeforskningsinst Forfarande for koncentrationsbestemning
SE411078B (sv) * 1977-05-31 1979-11-26 Svenska Traeforskningsinst Forfarande for ljusabsorptionsindikering
US4167335A (en) * 1977-12-16 1979-09-11 Leeds & Northrup Company Apparatus and method for linearizing a volume loading measurement utilizing particle scattering
US4193692A (en) * 1978-06-07 1980-03-18 Monitek, Inc. Method and apparatus for the optical measurement of the concentration of a particulate in a fluid

Also Published As

Publication number Publication date
IT8067931A0 (it) 1980-06-13
EP0030538A1 (en) 1981-06-24
WO1980002876A1 (en) 1980-12-24
FI801907A (fi) 1980-12-16
CA1135074A (en) 1982-11-09
US4420256A (en) 1983-12-13
JPS56500707A (sv) 1981-05-21

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