ATE391905T1 - Gasdetektor - Google Patents

Gasdetektor

Info

Publication number
ATE391905T1
ATE391905T1 AT97935960T AT97935960T ATE391905T1 AT E391905 T1 ATE391905 T1 AT E391905T1 AT 97935960 T AT97935960 T AT 97935960T AT 97935960 T AT97935960 T AT 97935960T AT E391905 T1 ATE391905 T1 AT E391905T1
Authority
AT
Austria
Prior art keywords
wall
light
parts
cavity
reflecting
Prior art date
Application number
AT97935960T
Other languages
English (en)
Inventor
Hans Goeran Evald Martin
Original Assignee
Hans Goeran Evald Martin
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 Hans Goeran Evald Martin filed Critical Hans Goeran Evald Martin
Application granted granted Critical
Publication of ATE391905T1 publication Critical patent/ATE391905T1/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
    • G01N21/01—Arrangements or apparatus for facilitating the optical investigation
    • G01N21/03—Cuvette constructions
    • G01N21/031—Multipass arrangements
    • 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

Landscapes

  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Investigating Or Analysing Materials By Optical Means (AREA)
  • Optical Measuring Cells (AREA)
  • Glass Compositions (AREA)
  • Other Investigation Or Analysis Of Materials By Electrical Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
AT97935960T 1996-08-28 1997-08-20 Gasdetektor ATE391905T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9603109A SE506942C2 (sv) 1996-08-28 1996-08-28 Gassensor

Publications (1)

Publication Number Publication Date
ATE391905T1 true ATE391905T1 (de) 2008-04-15

Family

ID=20403674

Family Applications (1)

Application Number Title Priority Date Filing Date
AT97935960T ATE391905T1 (de) 1996-08-28 1997-08-20 Gasdetektor

Country Status (10)

Country Link
US (1) US6194735B1 (de)
EP (1) EP0963547B1 (de)
JP (1) JP3990733B2 (de)
CN (1) CN1107862C (de)
AT (1) ATE391905T1 (de)
AU (1) AU719720B2 (de)
CA (1) CA2262740C (de)
DE (1) DE69738627T2 (de)
SE (1) SE506942C2 (de)
WO (1) WO1998009152A1 (de)

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JP3922543B2 (ja) * 2002-06-05 2007-05-30 ソニー株式会社 撮像装置、および画像表示装置
SE524900C2 (sv) * 2002-07-22 2004-10-19 Senseair Ab Gasanalyserande arrangemang
GB2395259A (en) * 2002-11-07 2004-05-19 E2V Tech Uk Ltd Gas sensor with predetermined optical paths between its different detectors
SE524663C2 (sv) * 2003-01-15 2004-09-14 Senseair Ab Gascell, ingående i gassensor för spektralanalys
KR100494103B1 (ko) * 2003-12-12 2005-06-10 (주)이엘티 광학적 가스 센서
JP4547385B2 (ja) * 2003-12-12 2010-09-22 イーエルティー インコーポレイテッド ガスセンサ
DE102004007946A1 (de) * 2004-02-18 2005-09-15 Tyco Electronics Raychem Gmbh Gassensoranordnung in integrierter Bauweise
US20090284745A1 (en) 2004-10-18 2009-11-19 Seung-Hwan Yi Gas cell using two parabolic concave mirrors and method of producing gas sensor using the same
KR100576541B1 (ko) * 2005-06-16 2006-05-03 (주) 인바이런먼트 리딩 테크놀러지 비분산 적외선 가스 센서를 위한 광 공동
DE102005055860B3 (de) * 2005-11-23 2007-05-10 Tyco Electronics Raychem Gmbh Gassensoranordnung mit Lichtkanal in Gestalt eines Kegelschnittrotationskörpers
WO2008067282A2 (en) * 2006-11-27 2008-06-05 Nano-Proprietary, Inc. Sono-photonic gas sensor
JP4879005B2 (ja) * 2006-12-11 2012-02-15 理研計器株式会社 赤外線式ガス検知器
JP4928244B2 (ja) * 2006-12-11 2012-05-09 理研計器株式会社 赤外線式ガス検知器
DE102008009100B4 (de) * 2008-02-14 2010-05-12 GFG Gesellschaft für Gerätebau mbH Optisches Analysegerät
SE0802069A1 (sv) * 2008-09-30 2010-03-31 Senseair Ab Ett för en spektralanalys av höga gaskoncentrationer anpassat arrangemang
SE535267C2 (sv) 2009-10-26 2012-06-12 Senseair Ab En till en spektralanalys anpassad mätcell
WO2011145736A1 (ja) * 2010-05-21 2011-11-24 独立行政法人産業技術総合研究所 ガスセンサ
TW201200858A (en) * 2010-06-28 2012-01-01 Unimems Mfg Co Ltd A photoelectric gas sensor device and manufacturing method therefor
CN102338737A (zh) * 2010-07-21 2012-02-01 友丽系统制造股份有限公司 光电式气体感测装置及其制造方法
US8785857B2 (en) * 2011-09-23 2014-07-22 Msa Technology, Llc Infrared sensor with multiple sources for gas measurement
FR2982026B1 (fr) * 2011-11-02 2014-05-16 Ethylo Cuve d'analyse et dispositif d'analyse d'un fluide
WO2014113287A1 (en) 2013-01-17 2014-07-24 Detector Electronics Corporation Open path gas detector
KR101581341B1 (ko) * 2014-02-03 2015-12-31 한국교통대학교산학협력단 복수의 독립된 광 경로를 갖는 광 도파관 및 그를 이용한 광학적 가스센서
EP2960642A1 (de) * 2014-06-26 2015-12-30 Schneider Electric Industries SAS Optische kammer für gaserfassungsvorrichtung
FR3022999B1 (fr) * 2014-06-27 2017-06-16 Schneider Electric Ind Sas Chambre optique pour dispositif de detection de gaz
US9759652B2 (en) * 2015-02-28 2017-09-12 Board Of Supervisors Of Louisiana State University And Agricultural And Mechanical College Quantum dot light emitting diodes for multiplex gas sensing
CN107356546A (zh) * 2016-05-10 2017-11-17 热映光电股份有限公司 气体测量装置
US20190323939A1 (en) * 2016-06-22 2019-10-24 Kyocera Corporation Fine particle counter
CN106442354B (zh) * 2016-09-29 2020-12-11 湖北航天技术研究院总体设计所 一种气体检测装置
US10161859B2 (en) 2016-10-27 2018-12-25 Honeywell International Inc. Planar reflective ring
CN106841038B (zh) * 2017-03-23 2023-05-12 华东师范大学 一种基于椭球结构的气体光谱测试装置
DE212018000235U1 (de) * 2017-05-30 2020-01-07 Analog Devices, Inc. Kompaktes optisches Gasdetektionssystem und -vorrichtung
CN109283152A (zh) * 2017-07-19 2019-01-29 热映光电股份有限公司 气体测量装置
FR3069334B1 (fr) 2017-07-21 2019-10-18 Commissariat A L'energie Atomique Et Aux Energies Alternatives Cavite optique a forte dynamique
FR3072775B1 (fr) * 2017-10-23 2019-09-27 Elichens Detecteur de gaz compact
KR102103767B1 (ko) * 2018-03-16 2020-04-24 제네랄옵틱스 주식회사 가스 센서용 광 공동 및 그를 이용한 가스센서
ES2976505T3 (es) * 2018-07-03 2024-08-02 Global Analyzer Systems Ltd Célula de sensor óptico de alta precisión autoalineada
US12211370B2 (en) 2018-12-02 2025-01-28 Analog Devices, Inc. Fire detection system
FR3095517B1 (fr) * 2019-04-25 2021-05-14 Elichens Capteur de gaz compact
CN110095416B (zh) * 2019-04-29 2021-10-08 西北核技术研究所 一种金属熔池激光吸收率分布在线测量系统和方法
US11796445B2 (en) 2019-05-15 2023-10-24 Analog Devices, Inc. Optical improvements to compact smoke detectors, systems and apparatus
US11747272B2 (en) 2019-06-10 2023-09-05 Analog Devices, Inc. Gas detection using differential path length measurement
DE102019210163A1 (de) 2019-07-10 2021-01-14 OSRAM Opto Semiconductors Gesellschaft mit beschränkter Haftung Optische messanordnung und gassensor mit derselben
KR102265045B1 (ko) * 2019-12-05 2021-06-15 한국광기술원 광학식 가스센서
SE543968C2 (en) 2020-02-27 2021-10-12 Senseair Ab Gas sensor with long absorption path length
US11821836B2 (en) 2020-07-13 2023-11-21 Analog Devices, Inc. Fully compensated optical gas sensing system and apparatus
SE544392C2 (en) 2020-09-01 2022-05-10 Senseair Ab Method for determining a gas concentration from a group of sensors
SE544494C2 (en) 2020-10-21 2022-06-21 Senseair Ab Temperature controller for a temperature control mechanism
JP7621216B2 (ja) * 2020-10-28 2025-01-24 旭化成エレクトロニクス株式会社 ガス検出装置
CN112782092A (zh) * 2020-12-31 2021-05-11 威海鸣川汽车技术有限公司 集成排气温度检测的反射式传感器、终端及车辆
CN115184293B (zh) * 2022-07-22 2023-06-20 深圳市诺安智能股份有限公司 具有一致性光程长度的微型红外气体传感器及实现方法
SE548033C2 (en) * 2022-12-16 2026-01-13 Automotive Coalition For Traffic Safety Inc Multipass spectroscopic absorption cell and gas sensor comprising such
SE547676C2 (en) * 2023-06-22 2025-11-04 Senseair Ab Spectroscopic gas sensor comprising a multipass absorption cell
SE547675C2 (en) * 2023-06-22 2025-11-04 Senseair Ab A robust high sensitivity spectroscopic gas sensor
CN117309798A (zh) * 2023-09-27 2023-12-29 深圳宇问测量技术有限公司 气体传感器光路设计方法及其反射面的结构和制作工艺

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US3946239A (en) * 1975-01-24 1976-03-23 The United States Of America As Represented By The United Energy Research And Development Administration Ellipsoidal cell flow system
DE3280358D1 (de) * 1981-02-25 1991-10-24 Oskar Oehler Detektionsvorrichtung fuer den optisch-spektroskopischen nachweis von gasen.
DE3378551D1 (en) * 1982-06-25 1988-12-29 Oskar Oehler Light collector device and utilization thereof for spectroscopy
JPS6117654U (ja) * 1984-07-07 1986-02-01 株式会社 堀場製作所 赤外線ガス分析計
DE3830906A1 (de) 1988-09-10 1990-03-15 Draegerwerk Ag Spiegelanordnung fuer einen strahlengang in einer vielfach-reflexionsmesszelle
DE69007291T2 (de) * 1989-09-29 1994-09-22 Atomic Energy Of Canada Ltd Infrarot-gasdetektor.
SE510549C2 (sv) * 1995-11-13 1999-05-31 Hans Goeran Evald Martin Gassensor
GB9616809D0 (en) * 1996-08-10 1996-09-25 Eev Ltd Gas monitors
US5767967A (en) * 1997-01-02 1998-06-16 Yufa; Aleksandr L. Method and device for precise counting and measuring the particulates and small bodies

Also Published As

Publication number Publication date
EP0963547A1 (de) 1999-12-15
SE506942C2 (sv) 1998-03-02
SE9603109L (sv) 1998-03-01
DE69738627D1 (de) 2008-05-21
WO1998009152A1 (en) 1998-03-05
JP2000517055A (ja) 2000-12-19
AU719720B2 (en) 2000-05-18
CN1107862C (zh) 2003-05-07
AU3874197A (en) 1998-03-19
US6194735B1 (en) 2001-02-27
EP0963547B1 (de) 2008-04-09
JP3990733B2 (ja) 2007-10-17
CN1228839A (zh) 1999-09-15
DE69738627T2 (de) 2009-05-28
CA2262740A1 (en) 1998-03-05
CA2262740C (en) 2007-02-20
SE9603109D0 (sv) 1996-08-28

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