DE19781741B4 - Nachweis von Schmutzstoffen in der Luft - Google Patents

Nachweis von Schmutzstoffen in der Luft Download PDF

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Publication number
DE19781741B4
DE19781741B4 DE19781741A DE19781741A DE19781741B4 DE 19781741 B4 DE19781741 B4 DE 19781741B4 DE 19781741 A DE19781741 A DE 19781741A DE 19781741 A DE19781741 A DE 19781741A DE 19781741 B4 DE19781741 B4 DE 19781741B4
Authority
DE
Germany
Prior art keywords
detector
air
filter
smoke
inlet
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 - Lifetime
Application number
DE19781741A
Other languages
German (de)
English (en)
Other versions
DE19781741T1 (de
Inventor
Ronald Mornington Knox
Christopher T. East Brunswick Ryan
Hugh South Yarra Stevenson
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.)
Xtralis Technologies Ltd Bahamas
Garrett Thermal Systems Ltd
Original Assignee
VFS TECHNOLOGIES Ltd
VFS Technologies Ltd Bahamas
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 VFS TECHNOLOGIES Ltd, VFS Technologies Ltd Bahamas filed Critical VFS TECHNOLOGIES Ltd
Application granted granted Critical
Publication of DE19781741B4 publication Critical patent/DE19781741B4/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • 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
    • 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
    • G08B17/11—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means using an ionisation chamber for detecting smoke or gas
    • G08B17/113—Constructional details

Landscapes

  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Business, Economics & Management (AREA)
  • Emergency Management (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Sampling And Sample Adjustment (AREA)
  • Fire-Detection Mechanisms (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
DE19781741A 1996-05-03 1997-05-02 Nachweis von Schmutzstoffen in der Luft Expired - Lifetime DE19781741B4 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
AUPN9659 1996-05-03
AUPN9659A AUPN965996A0 (en) 1996-05-03 1996-05-03 The detection of airborne pollutants
PCT/AU1997/000266 WO1997042486A1 (en) 1996-05-03 1997-05-02 The detection of airborne pollutants

Publications (1)

Publication Number Publication Date
DE19781741B4 true DE19781741B4 (de) 2009-04-23

Family

ID=3793972

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19781741A Expired - Lifetime DE19781741B4 (de) 1996-05-03 1997-05-02 Nachweis von Schmutzstoffen in der Luft
DE19781741T Pending DE19781741T1 (de) 1996-05-03 1997-05-02 Nachweis von Schmutzstoffen in der Luft

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE19781741T Pending DE19781741T1 (de) 1996-05-03 1997-05-02 Nachweis von Schmutzstoffen in der Luft

Country Status (7)

Country Link
US (1) US6285291B1 (OSRAM)
JP (1) JP4246261B2 (OSRAM)
AU (1) AUPN965996A0 (OSRAM)
DE (2) DE19781741B4 (OSRAM)
GB (1) GB2327495B (OSRAM)
TW (1) TW362203B (OSRAM)
WO (1) WO1997042486A1 (OSRAM)

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US7034702B2 (en) * 2003-12-23 2006-04-25 Robert Bosch Gmbh Optical smoke detector and method of cleaning
US7680297B2 (en) * 2004-05-18 2010-03-16 Axonx Fike Corporation Fire detection method and apparatus
US7375642B2 (en) * 2004-08-24 2008-05-20 Wagner Alarm- Und Sicherungssysteme Gmbh Method and device for identifying and localizing a fire
US7784358B2 (en) * 2004-11-12 2010-08-31 Vfs Technologies Limited Flow metering device for a plurality of fluid carriers
US7504962B2 (en) * 2005-11-22 2009-03-17 Joseph Stephen Smith Apparatus for enclosing a smoke detector
US7769204B2 (en) * 2006-02-13 2010-08-03 George Privalov Smoke detection method and apparatus
EP2527022B1 (en) * 2006-11-24 2015-03-25 Xtralis Technologies Ltd Particle detector
JP4980101B2 (ja) * 2007-03-08 2012-07-18 能美防災株式会社 煙感知器
AU2011218748B2 (en) * 2007-03-08 2013-03-28 Nohmi Bosai Ltd. Smoke detector
US7669457B2 (en) * 2007-07-24 2010-03-02 Honeywell International Inc. Apparatus and method of smoke detection
JP5009208B2 (ja) * 2008-03-21 2012-08-22 能美防災株式会社 煙感知器
KR101529735B1 (ko) 2008-03-21 2015-06-17 노미 보사이 가부시키가이샤 연기 감지기
AU2010255496B2 (en) 2009-06-05 2015-01-29 Garrett Thermal Systems Limited Gas detector apparatus
MY167512A (en) * 2009-07-07 2018-09-04 Xtralis Technologies Ltd Chamber condition
RU2408003C1 (ru) * 2009-12-15 2010-12-27 Федеральное государственное учреждение Российский научный центр "Курчатовский институт" Способ определения поверхностного загрязнения и устройство для отбора проб с загрязненной поверхности
TW201122378A (en) * 2009-12-17 2011-07-01 Atomic Energy Council Air filter system capable of increasing inspecting convenience
KR101897618B1 (ko) 2010-03-05 2018-09-12 엑스트랄리스 테크놀로지 리미티드 필터 바이패스
WO2011106840A1 (en) * 2010-03-05 2011-09-09 Xtralis Technologies Ltd Particle precipitator
CN102314745B (zh) * 2010-07-06 2013-07-10 鼎盛特安全预警技术(北京)有限公司 感烟火灾探测报警器
AU2012272552A1 (en) 2011-06-22 2013-12-12 Garrett Thermal Systems Limited Particle detector with dust rejection
WO2013030918A1 (ja) * 2011-08-29 2013-03-07 日本フェンオール株式会社 光電式煙感知器
JP5972168B2 (ja) * 2011-09-02 2016-08-17 日本フェンオール株式会社 吸引式煙感知システム
US8907802B2 (en) 2012-04-29 2014-12-09 Valor Fire Safety, Llc Smoke detector with external sampling volume and ambient light rejection
US8947243B2 (en) 2012-04-29 2015-02-03 Valor Fire Safety, Llc Smoke detector with external sampling volume and utilizing internally reflected light
US9140646B2 (en) 2012-04-29 2015-09-22 Valor Fire Safety, Llc Smoke detector with external sampling volume using two different wavelengths and ambient light detection for measurement correction
EP2666721B1 (en) * 2012-05-24 2019-05-15 Airbus Operations GmbH Smoke detection system and method for operating a smoke detection system
CN103163073A (zh) * 2013-03-08 2013-06-19 苏州市尚科产品检测中心 一种扁气嘴
CN103280057B (zh) * 2013-05-06 2016-08-03 西安博康电子有限公司 一种分布式空气采样烟雾探测系统
US10345213B2 (en) * 2013-06-03 2019-07-09 Garrett Thermal Systems Limited Particle detection system and related methods
EP2634756A3 (de) * 2013-06-10 2013-12-04 Siemens Aktiengesellschaft Tabakrauchmelder
US9373238B2 (en) * 2013-07-19 2016-06-21 Honeywell International Inc. Multi-channel aspirated smoke detector
KR20160079057A (ko) 2013-10-30 2016-07-05 발로르 파이어 세이프티, 엘엘씨 외부 샘플링 볼륨 및 주변광 배제를 갖는 연기 감지기
CN103996263B (zh) * 2014-05-11 2016-08-17 中国科学技术大学 一种采用烟雾气体传感的吸气式飞机货舱火灾探测器
JP6204941B2 (ja) * 2015-06-09 2017-09-27 株式会社田中電気研究所 気化装置入り口側に汚れ防止機能を備えた光散乱式ダスト濃度計
US9792793B2 (en) 2015-07-13 2017-10-17 Hamilton Sundstrand Corporation Smoke detector
TWI603066B (zh) * 2016-04-06 2017-10-21 華邦電子股份有限公司 粒子感測裝置、以及具有粒子感測裝置的電子設備
US10948470B2 (en) * 2016-04-29 2021-03-16 TricornTech Taiwan System and method for in-line monitoring of airborne contamination and process health
CN110383036A (zh) * 2016-12-18 2019-10-25 科来徳创新有限公司 环境模块化系统装置
US10760321B2 (en) * 2017-04-27 2020-09-01 Rob J. Evans Thermal door release system
US10739323B2 (en) * 2017-10-17 2020-08-11 Pierre Desjardins Interconnecting detector
CN108335453A (zh) * 2018-04-13 2018-07-27 北京紫光新锐科技发展有限公司 风扇烟感报警装置
CN110009865A (zh) * 2019-05-13 2019-07-12 中国船舶重工集团公司第七0三研究所 n型防爆吸气式感烟探测器
CN110487692A (zh) * 2019-08-14 2019-11-22 安徽安分光电科技有限公司 一种超净cems探头
EP3828853B1 (en) * 2019-11-29 2023-10-04 Carrier Corporation Aspiration smoke detector system
EP3907484B1 (en) 2020-05-08 2023-08-30 Carrier Corporation Detection of leakage in an aspirating fire detection system
EP3907715B1 (en) 2020-05-08 2025-11-05 Carrier Corporation Detection of a clogged filter in an aspirating detection system
CN112535911B (zh) * 2020-08-28 2022-10-18 深圳中科飞测科技股份有限公司 光学设备及其工作方法
CN113256930B (zh) * 2021-06-22 2022-02-15 济南本安科技发展有限公司 一种火灾报警及火灾预警喷水装置
CN114324098B (zh) * 2022-03-10 2022-05-24 南京波瑞自动化科技有限公司 一种双光路激光前向散射颗粒物浓度测量装置
EP4530611A1 (de) 2023-09-28 2025-04-02 Wagner Group GmbH Partikeldetektionseinheit mit integriertem luftstromsensor und ansaugpartikelerkennungssystem
EP4530685A1 (de) 2023-09-28 2025-04-02 Wagner Group GmbH Optisches prisma und partikeldetektionseinheit mit optischem prisma
EP4531016A1 (de) 2023-09-28 2025-04-02 Wagner Group GmbH Partikeldetektionseinheit mit detektionskammer und strömungsleitbauteil

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4254414A (en) * 1979-03-22 1981-03-03 The United States Of America As Represented By The Secretary Of The Navy Processor-aided fire detector
DE3237021A1 (de) * 1981-10-08 1983-05-05 Westinghouse Electrotechniek en Instrumentatie B.V., Zaandam Selektives gas/rauchdetektionssystem
EP0521725A2 (en) * 1991-07-05 1993-01-07 V.L. Churchill Limited Smoke meter
DE4426088A1 (de) * 1993-08-21 1995-03-02 Durag Ind Elektronik Gmbh & Co Spüllufteinheit für ein Staubkonzentrations- und Rußzahlmeßgerät
WO1996007166A1 (fr) * 1994-09-01 1996-03-07 Scheefer Gerard Dispositif de detection d'incendie dans une enceinte fermee

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GB1079929A (en) 1964-11-13 1967-08-16 Radiovisor Parent Ltd Improvements in and relating to smoke detection devices
GB1549193A (en) 1975-04-29 1979-08-01 Hartridge Ltd Leslie Apparatus for measuring smoke density
GB2097531B (en) * 1981-04-28 1984-05-23 Bestobell Mobrey Ltd Apparatus for flue gas analysis
US4608556A (en) * 1983-07-04 1986-08-26 Cole Martin T Smoke detection apparatus
US4617560A (en) * 1984-12-31 1986-10-14 Gutmann Robin P E Smoke or fire detector
FR2625582B1 (fr) 1988-01-04 1994-05-06 Cerberus Guinard Dispositif de detection d'incendie
GB2261502A (en) 1991-10-04 1993-05-19 Churchill V L Ltd Smoke detection device
DE9211940U1 (de) 1992-09-04 1992-10-29 Avl List Gmbh, Graz Meßeinrichtung zur Bestimmung der Trübung von Gasen
GB2274332A (en) 1993-01-15 1994-07-20 Secr Defence Smoke meter
US5424842A (en) 1993-04-27 1995-06-13 Cummins Electronics Company, Inc. Self-cleaning system for monitoring the opacity of combustion engine exhaust using venturi effect
GB2277625B (en) * 1993-04-30 1996-08-28 Kidde Fire Protection Ltd Particle detecting apparatus and systems
GB9315779D0 (en) * 1993-07-30 1993-09-15 Stoneplan Limited Apparatus and methods
JPH0744783A (ja) * 1993-08-04 1995-02-14 Nohmi Bosai Ltd 火災感知装置
US5589824A (en) * 1995-11-09 1996-12-31 Lynch Adam Q Multi-sensor detection system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4254414A (en) * 1979-03-22 1981-03-03 The United States Of America As Represented By The Secretary Of The Navy Processor-aided fire detector
DE3237021A1 (de) * 1981-10-08 1983-05-05 Westinghouse Electrotechniek en Instrumentatie B.V., Zaandam Selektives gas/rauchdetektionssystem
EP0521725A2 (en) * 1991-07-05 1993-01-07 V.L. Churchill Limited Smoke meter
DE4426088A1 (de) * 1993-08-21 1995-03-02 Durag Ind Elektronik Gmbh & Co Spüllufteinheit für ein Staubkonzentrations- und Rußzahlmeßgerät
WO1996007166A1 (fr) * 1994-09-01 1996-03-07 Scheefer Gerard Dispositif de detection d'incendie dans une enceinte fermee

Also Published As

Publication number Publication date
GB9822925D0 (en) 1998-12-16
US6285291B1 (en) 2001-09-04
JP2000509535A (ja) 2000-07-25
TW362203B (en) 1999-06-21
JP4246261B2 (ja) 2009-04-02
GB2327495A8 (en) 1999-08-04
GB2327495A (en) 1999-01-27
AUPN965996A0 (en) 1996-05-30
GB2327495B (en) 2000-04-12
WO1997042486A1 (en) 1997-11-13
DE19781741T1 (de) 1999-04-08

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
8127 New person/name/address of the applicant

Owner name: VFS TECHNOLOGIES LTD., NASSAU, BS

8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: XTRALIS TECHNOLOGIES LTD, NASSAU, BS

R081 Change of applicant/patentee

Owner name: XTRALIS TECHNOLOGIES LTD, BS

Free format text: FORMER OWNER: VFS TECHNOLOGIES LTD., NASSAU, BS

Effective date: 20110321

Owner name: GARRETT THERMAL SYSTEMS LTD., BRACKNELL, GB

Free format text: FORMER OWNER: VFS TECHNOLOGIES LTD., NASSAU, BS

Effective date: 20110321

R071 Expiry of right
R082 Change of representative