DE19781749T1 - System zur Überwachung der Funktionsfähigkeit eines Filters - Google Patents

System zur Überwachung der Funktionsfähigkeit eines Filters

Info

Publication number
DE19781749T1
DE19781749T1 DE19781749T DE19781749T DE19781749T1 DE 19781749 T1 DE19781749 T1 DE 19781749T1 DE 19781749 T DE19781749 T DE 19781749T DE 19781749 T DE19781749 T DE 19781749T DE 19781749 T1 DE19781749 T1 DE 19781749T1
Authority
DE
Germany
Prior art keywords
functionality
monitoring
filter
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.)
Pending
Application number
DE19781749T
Other languages
English (en)
Other versions
DE19781749B4 (de
Inventor
Ronald Knox
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.)
Vision Products Pty Ltd
Original Assignee
Vision Products Pty Ltd
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 Vision Products Pty Ltd filed Critical Vision Products Pty Ltd
Publication of DE19781749T1 publication Critical patent/DE19781749T1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G08—SIGNALLING
    • G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
    • G08B17/00—Fire alarms; Alarms responsive to explosion
    • G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
    • G08B17/103—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device
    • G08B17/107—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using a light emitting and receiving device for detecting light-scattering due to 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
DE19781749T 1996-05-06 1997-05-06 System zur Überwachung der Funktionsfähigkeit eines Filters Pending DE19781749T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AUPN9689A AUPN968996A0 (en) 1996-05-06 1996-05-06 Filter integrity monitoring system
PCT/AU1997/000270 WO1997042487A1 (en) 1996-05-06 1997-05-06 Filter integrity monitoring system

Publications (1)

Publication Number Publication Date
DE19781749T1 true DE19781749T1 (de) 2001-04-12

Family

ID=3794002

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19781749T Pending DE19781749T1 (de) 1996-05-06 1997-05-06 System zur Überwachung der Funktionsfähigkeit eines Filters
DE19781749A Expired - Lifetime DE19781749B4 (de) 1996-05-06 1997-05-06 System zur Überwachung der Funktionsfähigkeit eines Filters

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19781749A Expired - Lifetime DE19781749B4 (de) 1996-05-06 1997-05-06 System zur Überwachung der Funktionsfähigkeit eines Filters

Country Status (7)

Country Link
US (1) US6052058A (de)
JP (1) JP4338220B2 (de)
AU (1) AUPN968996A0 (de)
DE (2) DE19781749T1 (de)
GB (1) GB2326475B (de)
TW (1) TW364982B (de)
WO (1) WO1997042487A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2469492A1 (de) 2010-11-29 2012-06-27 Minimax GmbH & Co. KG Verfahren und Vorrichtung zur Branddetektion in Volumina

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19951962A1 (de) * 1999-10-28 2001-05-03 Festo Ag & Co Filtergerät zum Filtern von Druckluft
US7012685B1 (en) 2001-08-06 2006-03-14 Wilson David J Clogged filter detector
AU2004258231B2 (en) * 2003-07-18 2010-09-02 Garrett Thermal Systems Limited Method and system for a filter
AU2003903703A0 (en) 2003-07-18 2003-07-31 Garrett Thermal Systems Limited Method and system for a filter
NO323123B1 (no) * 2003-12-22 2007-01-08 Elotec As Partikkel- og fuktighetsfilter
TW200822847A (en) * 2006-11-09 2008-05-16 Benq Corp Electronic device capable of detecting the timing for replacing a filter
EP2309468A1 (de) * 2009-10-09 2011-04-13 Amrona AG Verfahren, Vorrichtung und Computerprogrammprodukt zur Projektierung eines Branderkennungssystems mit Absaugvorrichtung
TW201122378A (en) * 2009-12-17 2011-07-01 Atomic Energy Council Air filter system capable of increasing inspecting convenience
US20120037005A1 (en) * 2010-08-13 2012-02-16 General Electric Company Filter integrity monitoring system
US8624745B2 (en) * 2011-03-16 2014-01-07 Honeywell International Inc. High sensitivity and high false alarm immunity optical smoke detector
KR101969868B1 (ko) * 2011-06-22 2019-04-17 엑스트랄리스 테크놀로지 리미티드 먼지가 감소되는 입자 검출기
US8939013B2 (en) 2012-03-16 2015-01-27 Tyco Fire & Security Gmbh Duct detector with improved functional test capability
JP5911361B2 (ja) * 2012-04-18 2016-04-27 アズビル株式会社 メンテナンス時予測システム及びメンテナンス時予測方法
US8744780B2 (en) 2012-04-27 2014-06-03 Filtersmarts, Inc. Detector for clogged filters
JP5950688B2 (ja) * 2012-05-16 2016-07-13 アズビル株式会社 粒子検出装置のメンテナンス費用算出システム及び粒子検出装置のメンテナンス費用算出方法
JP2014062822A (ja) * 2012-09-21 2014-04-10 Sony Corp 微小粒子分析装置及び微小粒子分析方法
DE102014012784A1 (de) * 2014-08-29 2016-03-03 Sartorius Stedim Biotech Gmbh Verfahren und Vorrichtung zur Durchführung einer Integritätsprüfung eines Filterelements
KR102287511B1 (ko) * 2014-09-04 2021-08-06 엘지전자 주식회사 공기조화기 및 그 제어방법
EP3018423B1 (de) * 2014-11-04 2019-08-07 Samsung Electronics Co., Ltd. Verunreinigungssensor, luftreiniger damit und steuerungsverfahren dafür
KR101962013B1 (ko) * 2017-06-09 2019-03-25 재단법인 다차원 스마트 아이티 융합시스템 연구단 초미세먼지 측정 장치 및 그 방법
CN108310837A (zh) * 2018-04-19 2018-07-24 日益电机股份有限公司 可监控的过滤器控制系统
ES2966056T3 (es) * 2019-11-29 2024-04-18 Carrier Corp Sistema de detección de humo por aspiración
EP3907715A1 (de) * 2020-05-08 2021-11-10 Carrier Corporation Detektion eines verstopften filters in einem ansaugdetektionssystem
WO2024079510A1 (en) * 2022-10-13 2024-04-18 Bosch Security Systems - Sistemas De Segurança, S.A Method and smoke detector arranged to identify when obstructed in an ambient

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4373804A (en) * 1979-04-30 1983-02-15 Diffracto Ltd. Method and apparatus for electro-optically determining the dimension, location and attitude of objects
DE3277983D1 (en) * 1981-03-02 1988-02-18 Ici Plc Method of and apparatus for monitoring gaseous pollutants
US4389903A (en) * 1981-05-04 1983-06-28 Mine Safety Appliances Company Indicating system for atmospheric pump arrangement
US4507556A (en) * 1982-12-08 1985-03-26 St. Regis Paper Company Apparatus and method for determining pulp stock consistency
WO1987007403A1 (en) * 1986-05-21 1987-12-03 Kabushiki Kaisha Komatsu Seisakusho Guiding apparatus for unmanned movable bodies
US5001463A (en) * 1989-02-21 1991-03-19 Hamburger Robert N Method and apparatus for detecting airborne allergen particulates
US5053754A (en) * 1990-04-02 1991-10-01 Gaztech Corporation Simple fire detector
US5198369A (en) * 1990-04-25 1993-03-30 Canon Kabushiki Kaisha Sample measuring method using agglomeration reaction of microcarriers
JP3132092B2 (ja) * 1990-11-16 2001-02-05 株式会社デンソー ダストフイルタの目詰り検知装置
DE4041635A1 (de) * 1990-12-22 1992-06-25 Zander Klimatechnik Gmbh Vorrichtung zum bereichsweisen automatischen abtasten von filterdecken in reinraeumen
CH683464A5 (de) * 1991-09-06 1994-03-15 Cerberus Ag Optischer Rauchmelder mit aktiver Ueberwachung.
GB9212060D0 (en) * 1992-06-04 1992-07-22 Appleby David Obscuration sensor
JPH0744783A (ja) * 1993-08-04 1995-02-14 Nohmi Bosai Ltd 火災感知装置
US5606311A (en) * 1995-08-30 1997-02-25 General Motors Corporation Air filter diagnostic
US5831537A (en) * 1997-10-27 1998-11-03 Slc Technologies, Inc. Electrical current saving combined smoke and fire detector

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2469492A1 (de) 2010-11-29 2012-06-27 Minimax GmbH & Co. KG Verfahren und Vorrichtung zur Branddetektion in Volumina
US8791826B2 (en) 2010-11-29 2014-07-29 Minimax Gmbh & Co. Kg Method and device for fire detection in enclosed environments

Also Published As

Publication number Publication date
GB9822922D0 (en) 1998-12-16
GB2326475A8 (en) 1999-08-04
WO1997042487A1 (en) 1997-11-13
JP2001519893A (ja) 2001-10-23
JP4338220B2 (ja) 2009-10-07
US6052058A (en) 2000-04-18
GB2326475B (en) 2000-03-08
AUPN968996A0 (en) 1996-05-30
TW364982B (en) 1999-07-21
DE19781749B4 (de) 2008-10-16
GB2326475A (en) 1998-12-23

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