ATE139030T1 - Strömungswächter - Google Patents

Strömungswächter

Info

Publication number
ATE139030T1
ATE139030T1 AT91900284T AT91900284T ATE139030T1 AT E139030 T1 ATE139030 T1 AT E139030T1 AT 91900284 T AT91900284 T AT 91900284T AT 91900284 T AT91900284 T AT 91900284T AT E139030 T1 ATE139030 T1 AT E139030T1
Authority
AT
Austria
Prior art keywords
fluid
window
light
particles
circuit
Prior art date
Application number
AT91900284T
Other languages
English (en)
Inventor
Paul Ernest Staff
David Button
John David Pratt
Dominic Paul Edmund Barnard
Original Assignee
Ucc Corp
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 Ucc Corp filed Critical Ucc Corp
Application granted granted Critical
Publication of ATE139030T1 publication Critical patent/ATE139030T1/de

Links

Classifications

    • 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
    • G01N21/534—Scattering, i.e. diffuse reflection within a body or fluid within a flowing fluid, e.g. smoke by measuring transmission alone, i.e. determining opacity
    • 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
    • G01N21/84—Systems specially adapted for particular applications
    • G01N21/85—Investigating moving fluids or granular solids
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
    • G01N33/26—Oils; Viscous liquids; Paints; Inks
    • G01N33/28—Oils, i.e. hydrocarbon liquids
    • G01N33/2835—Specific substances contained in the oils or fuels
    • G01N33/2858—Metal 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
    • G01N15/06—Investigating concentration of particle suspensions
    • 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
    • G01N15/0211—Investigating a scatter or diffraction pattern
    • G01N2015/0222—Investigating a scatter or diffraction pattern from dynamic light scattering, e.g. photon correlation spectroscopy

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • General Physics & Mathematics (AREA)
  • Biochemistry (AREA)
  • Analytical Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Medicinal Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
  • Measuring Volume Flow (AREA)
  • Flow Control (AREA)
  • Paper (AREA)
  • Glass Compositions (AREA)
  • Temperature-Responsive Valves (AREA)
  • Magnetically Actuated Valves (AREA)
AT91900284T 1989-12-04 1990-12-04 Strömungswächter ATE139030T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB898927371A GB8927371D0 (en) 1989-12-04 1989-12-04 Flow monitor

Publications (1)

Publication Number Publication Date
ATE139030T1 true ATE139030T1 (de) 1996-06-15

Family

ID=10667387

Family Applications (1)

Application Number Title Priority Date Filing Date
AT91900284T ATE139030T1 (de) 1989-12-04 1990-12-04 Strömungswächter

Country Status (10)

Country Link
US (1) US5619333A (de)
EP (1) EP0504215B1 (de)
JP (1) JPH05503150A (de)
AT (1) ATE139030T1 (de)
AU (1) AU639967B2 (de)
CA (1) CA2066052C (de)
DE (1) DE69027331T2 (de)
ES (1) ES2090295T3 (de)
GB (1) GB8927371D0 (de)
WO (1) WO1991008467A1 (de)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1078351C (zh) * 1992-11-25 2002-01-23 住友电气工业株式会社 检测熔化的树脂中所含杂质的方法
US5438420A (en) * 1993-08-09 1995-08-01 Vickers, Incorporated Monitoring of fluid contamination level wherein the light energy is focused on the fluid passage means
EP0864855B1 (de) * 1997-03-10 2003-10-29 Fuji Electric Co., Ltd. Vorrichtung und Verfahren zur Trübungsmessung
US5818063A (en) * 1997-03-20 1998-10-06 Bsh Bosch Und Siemens Hausgeraete Gmbh Optical sensor for contamination in a circulating cleaning fluid
US6034769A (en) * 1997-06-27 2000-03-07 Yufa; Aleksandr L. Method and device for counting and measuring particles
US6386017B1 (en) * 1999-11-24 2002-05-14 Mt. Fury Company, Inc. System and method for measurement and control of suspended solids in a fluid
SE0103340D0 (sv) * 2001-10-06 2001-10-06 Peter Unger Med P U Med Konsul Metod och anordning för analys av biologiskt material
DK175416B1 (da) * 2002-10-09 2004-10-04 Niels Flemming Greve Hansen Fremgangsmåde og apparat til udtagning og bestemmelse af karakteristika ved en væskepröve
NO317913B1 (no) * 2002-12-20 2004-12-27 Solve J Fjerdingstad Pa stedet provetagning og overvakning av en vaeske
US7891235B2 (en) * 2005-11-14 2011-02-22 Predect Ab Method for monitoring water quality
KR101320912B1 (ko) * 2006-04-28 2013-10-21 가부시키가이샤 디젤 유나이티드 도전체 농도 계측 장치 및 자성체 농도 계측 장치
JP4841342B2 (ja) * 2006-07-14 2011-12-21 トリニティ工業株式会社 塗料漏れ検知装置、塗料充填システム
EP1912056A1 (de) * 2006-10-13 2008-04-16 Hydac Filtertechnik GmbH Anordnung und Verfahren zur Bewertung der Kontaminationsmessung
US7605919B2 (en) * 2006-10-30 2009-10-20 Brightwell Technologies Inc. Method and apparatus for analyzing particles in a fluid
ATE498132T1 (de) * 2006-12-18 2011-02-15 Airbus Operations Sas Vorrichtung und verfahren zur überwachung der partikelkontamination in fliessenden hydraulischen flüssigkeiten
NO328831B1 (no) * 2007-03-14 2010-05-25 Fras Technology As System for partikkeltelling
US8056400B2 (en) * 2008-02-26 2011-11-15 United States Of America As Represented By The Secretary Of The Navy Method and apparatus for fluid sampling
BRPI0907778B1 (pt) * 2008-03-31 2020-03-31 Parker-Hannifin Corporation Válvula de purga e método para purga de um sistema hidráulico de uma aeronave
NO328834B1 (no) 2008-09-12 2010-05-25 Fras Technology As Fluidanalysesystem og metode for drift av et analysesystem
DE102009034593B4 (de) 2009-03-05 2016-12-01 GIB - Gesellschaft für Innovation im Bauwesen mbH Elektroschweißmuffe
EP2345886A1 (de) * 2010-01-08 2011-07-20 Grundfos Management A/S Prüfzelle und Fluidprüfsystem
GB201502043D0 (en) * 2015-02-06 2015-03-25 Mp Filtri Uk Ltd Method of, and apparatus for, sampling pressurised liquid
JP6515683B2 (ja) * 2015-05-29 2019-05-22 富士通株式会社 測定装置および測定システム
US10151682B2 (en) * 2015-07-14 2018-12-11 Teilch Llc Airborne particle measuring device
AU2016295720B2 (en) * 2015-07-21 2021-09-02 Fluidsens International Inc. System and method for detection of particles in liquid or in air
US10655455B2 (en) * 2016-09-20 2020-05-19 Cameron International Corporation Fluid analysis monitoring system
US11733144B2 (en) 2020-12-14 2023-08-22 Caterpillar Inc. Convertible housing assembly for a particle sensor
US11828696B2 (en) * 2020-12-16 2023-11-28 Caterpillar Inc. System and method for processing data from a particle monitoring sensor

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3177706A (en) * 1963-01-24 1965-04-13 Hughes Aircraft Co Fluid inspection device
FR1375280A (fr) * 1963-09-16 1964-10-16 Appareil réagissant à la présence de particules ou d'un corps en mouvement, notamment pour la détection des particules de suie dans les fumées
GB1278784A (en) * 1968-10-23 1972-06-21 Distillers Co Yeast Ltd Improvements in the determination of the turbidity of liquids
US3627424A (en) * 1968-10-30 1971-12-14 Baxter Laboratories Inc Bacteria counter
US3591290A (en) * 1969-04-04 1971-07-06 Battelle Development Corp Urological apparatus and method
US3876307A (en) * 1969-08-05 1975-04-08 Environmental Technology Optical fluid contamination and change monitor
US3785734A (en) * 1972-08-10 1974-01-15 Schroeder Brothers Test method for hydraulic fluids
US3864044A (en) * 1972-11-27 1975-02-04 Combustion Equip Ass Method and apparatus for the analysis of a dispersed phase capable of transmitting and focusing light
US4075462A (en) * 1975-01-08 1978-02-21 William Guy Rowe Particle analyzer apparatus employing light-sensitive electronic detector array
US4126038A (en) * 1977-10-31 1978-11-21 Caterpillar Tractor Co. Testing apparatus for hydraulic circuits
US4181009A (en) * 1978-04-24 1980-01-01 Clark Equipment Company Apparatus for counting particle contamination in a liquid
US4260258A (en) * 1978-08-14 1981-04-07 Pacific Scientific Company Compact, rugged sensor for optical measurement of the size of particles suspended in a fluid
JPS5595663A (en) * 1979-01-16 1980-07-21 Jiemusutatsuto Ltd Fiber reinforced cement composite
US4434647A (en) * 1981-07-27 1984-03-06 Lockheed Corporation Dynamic spot calibration for automatic particle counters
US4599893A (en) * 1983-04-18 1986-07-15 National Research Development Corporation Determining the level of contaminants in a hydraulic system
JPS60186448A (ja) * 1984-02-29 1985-09-21 東洋紡績株式会社 繊維補強セメント製品
US4685066A (en) * 1984-12-18 1987-08-04 Caterpillar Inc. Contamination monitor and method
JPH07102995B2 (ja) * 1985-10-25 1995-11-08 住友化学工業株式会社 繊維強化硬化材料およびその製造法
IT1191661B (it) * 1986-01-31 1988-03-23 S I P A Spa Fibre acriliche a migliorata disperdibilita' in matrici organiche o inorganiche viscose
JPH0717416B2 (ja) * 1986-02-10 1995-03-01 三井石油化学工業株式会社 水硬性物質組成物
JPS63303838A (ja) * 1987-06-01 1988-12-12 Rasukon Kasei Kk 下塗りモルタル用混和材
US4950610A (en) * 1987-09-28 1990-08-21 Man-Gill Chemical Company Titrating apparatus and method

Also Published As

Publication number Publication date
AU6900691A (en) 1991-06-26
EP0504215A1 (de) 1992-09-23
GB8927371D0 (en) 1990-01-31
AU639967B2 (en) 1993-08-12
US5619333A (en) 1997-04-08
CA2066052A1 (en) 1991-06-05
DE69027331D1 (de) 1996-07-11
WO1991008467A1 (en) 1991-06-13
DE69027331T2 (de) 1996-11-07
JPH05503150A (ja) 1993-05-27
CA2066052C (en) 1995-10-10
ES2090295T3 (es) 1996-10-16
EP0504215B1 (de) 1996-06-05

Similar Documents

Publication Publication Date Title
ATE139030T1 (de) Strömungswächter
EP0189316A3 (en) Measurement or detection of chemical entities
FI882886A (fi) Foerbaettrad gasanalysator med flere kanaler samt foerfarande foer anvaendning av densamma.
DE69017144D1 (de) Vorrichtung zum Zählen und zur Bestimmung mindestens einer Leukozytensubpopulation.
US7830510B2 (en) Apparatus for high-accuracy fiber counting in air
ATE173542T1 (de) Methoden und vorrichtungen zu verbesserten electrochemi-lumineszenznachweisen
WO1999036772A1 (en) Hydraulic fluid contamination monitor
GB1504737A (en) Apparatus for monitoring clarity of a fluid sample
ATE130692T1 (de) Apparat zur flüssigkeitsüberwachung.
DE69737255D1 (de) Vorrichtung zur Messung der Teilchengrösse
DE59106616D1 (de) Vorrichtung zum Erfassen und Melden von Flüssigkeiten.
CA2001030A1 (en) Method and apparatus for measuring entrained gas bubble content of flowing fluid
ES2063583T3 (es) Procedimiento para medir la presion de un gas en un acumulador de presion de gas y dispositivo para la realizacion del mismo.
EP0296705A3 (de) Optische Messanordnung
GB2001752A (en) Optical detector device
JPS6329235A (ja) 流体の汚染度測定装置
GB1460623A (en) Apparatus for detecting suspended particles in liquids
JPS643541A (en) Instrument for measuring fine particle in fluid
ES2072753T3 (es) Un metodo de medicion y un aparato para llevar a cabo el metodo.
RU94006562A (ru) Оптический измеритель скорости
KR970053221A (ko) 디벨로프 파티클 검출장치

Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties