FR2869109B1 - Detecteur de gaz a sensibilite de mesure accrue - Google Patents

Detecteur de gaz a sensibilite de mesure accrue

Info

Publication number
FR2869109B1
FR2869109B1 FR0503956A FR0503956A FR2869109B1 FR 2869109 B1 FR2869109 B1 FR 2869109B1 FR 0503956 A FR0503956 A FR 0503956A FR 0503956 A FR0503956 A FR 0503956A FR 2869109 B1 FR2869109 B1 FR 2869109B1
Authority
FR
France
Prior art keywords
gas detector
measurement sensitivity
increased measurement
increased
sensitivity
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 - Fee Related
Application number
FR0503956A
Other languages
English (en)
Other versions
FR2869109A1 (fr
Inventor
Stephan Haupt
Michael Sick
Rigobert Chrzan
Andreas Nauber
Dieter Kruger
Christoph Bernstein
Wilfried Diekmann
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.)
Draeger Safety AG and Co KGaA
Original Assignee
Draeger Safety AG and Co KGaA
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 Draeger Safety AG and Co KGaA filed Critical Draeger Safety AG and Co KGaA
Publication of FR2869109A1 publication Critical patent/FR2869109A1/fr
Application granted granted Critical
Publication of FR2869109B1 publication Critical patent/FR2869109B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0011—Sample conditioning
    • G01N33/0016—Sample conditioning by regulating a physical variable, e.g. pressure or temperature
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/14—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature
    • G01N27/16—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of an electrically-heated body in dependence upon change of temperature caused by burning or catalytic oxidation of surrounding material to be tested, e.g. of gas
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
    • G01N27/416—Systems
    • 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
    • G01N33/0004—Gaseous mixtures, e.g. polluted air
    • G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Physics & Mathematics (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Molecular Biology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
  • Sampling And Sample Adjustment (AREA)
FR0503956A 2004-04-20 2005-04-20 Detecteur de gaz a sensibilite de mesure accrue Expired - Fee Related FR2869109B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004019008A DE102004019008A1 (de) 2004-04-20 2004-04-20 Gassensor mit erhöhter Messempfindlichkeit

Publications (2)

Publication Number Publication Date
FR2869109A1 FR2869109A1 (fr) 2005-10-21
FR2869109B1 true FR2869109B1 (fr) 2013-07-05

Family

ID=34530482

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0503956A Expired - Fee Related FR2869109B1 (fr) 2004-04-20 2005-04-20 Detecteur de gaz a sensibilite de mesure accrue

Country Status (5)

Country Link
US (1) US7257986B2 (fr)
CA (1) CA2497433C (fr)
DE (2) DE102004019008A1 (fr)
FR (1) FR2869109B1 (fr)
GB (1) GB2413637B (fr)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060263257A1 (en) * 2004-12-13 2006-11-23 Beauchamp Jesse L Optical gas sensor based on dyed high surface area substrates
US7654129B2 (en) * 2005-05-17 2010-02-02 Honeywell International Inc. Sensor with an analyte modulator
KR100727480B1 (ko) * 2006-02-08 2007-06-13 한국과학기술연구원 컨벡션 오븐
US9057712B1 (en) * 2011-10-27 2015-06-16 Copilot Ventures Fund Iii Llc Methods of delivery of encapsulated perfluorocarbon taggants
DE102012002456A1 (de) * 2012-02-08 2013-08-08 Dräger Safety AG & Co. KGaA Gassensor
TWI445958B (zh) 2012-02-09 2014-07-21 Ind Tech Res Inst 氣體檢測系統、裝置及方法
US20140134053A1 (en) * 2012-11-14 2014-05-15 Sensirion Ag Portable electronic device with chemical sensor
ES2486891B1 (es) * 2013-01-17 2015-10-27 Sgenia Soluciones Sl Método de análisis de un gas y nariz artificial
DE102013008425B3 (de) * 2013-05-16 2014-05-22 Dräger Safety AG & Co. KGaA Verfahren zur Erkennung von Sensorvergiftungen und Teststation zur Durchführung des Verfahrens
CN104280427A (zh) * 2014-08-18 2015-01-14 华南农业大学 压力富集式低量气体挥发物电子鼻探测***
DE102015015151B4 (de) 2015-11-25 2022-02-17 Dräger Safety AG & Co. KGaA Gasmesssystem mit einer Gasmessvorichtung und einer Pumpeneinrichtung und Verfahren zum Betrieb einer Gasmessvorrichtung mittels einer Pumpeinrichtung
DE102016003452B4 (de) * 2016-03-23 2023-05-11 Dräger Safety AG & Co. KGaA Elektrochemischer Gassensor
CN105759022A (zh) * 2016-04-25 2016-07-13 盛密科技(上海)有限公司 一种用于经皮气体分析用的气体传感器及检测设备
WO2018006932A1 (fr) * 2016-07-04 2018-01-11 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V. Appareil à actionneur microfluidique
TWI664410B (zh) 2018-06-08 2019-07-01 研能科技股份有限公司 可攜式氣體偵測裝置
RU187224U1 (ru) * 2018-12-07 2019-02-25 Федеральное государственное бюджетное образовательное учреждение высшего образования "Тверской государственный технический университет" Сорбционный кондуктометрический детектор газов

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4163899A (en) * 1977-11-30 1979-08-07 Andros, Inc. Method and apparatus for gas analysis
US4975582A (en) * 1989-03-16 1990-12-04 Perkin-Elmer Corporation Pressure-modulated infrared gas analyzer and method
CH679890A5 (fr) * 1989-11-17 1992-04-30 Orbisphere Lab
DE4030651A1 (de) * 1990-09-28 1992-04-09 Basf Ag Oberflaechenwellen-gassensor
GB2262337B (en) * 1991-12-09 1996-03-06 Sensor Dynamics Ltd Apparatus for sensing a gas by pressure modulation spectroscopy
DE4316196C2 (de) 1993-05-14 1994-07-28 Guenter Dr Vos Verfahren und Vorrichtung zur Gasanalyse
DE10144862B4 (de) 2001-09-12 2006-06-29 Drägerwerk AG Elektrochemischer Gassensor mit Diamantelektrode
DE10159616B4 (de) * 2001-12-05 2005-04-07 Dräger Safety AG & Co. KGaA Anordnung mit eletrochemischem Sensor zum Nachweis von Arsin und/oder Phosphin
DE10245947B4 (de) * 2002-09-30 2007-01-04 Eads Deutschland Gmbh Mikrogasanalysesystem mit beheizbarem Filter und Verfahren zur Gasanalyse

Also Published As

Publication number Publication date
US20050229675A1 (en) 2005-10-20
GB2413637B (en) 2008-01-30
DE102004019008A1 (de) 2005-11-24
CA2497433A1 (fr) 2005-10-20
DE202004021513U1 (de) 2008-08-07
GB0505895D0 (en) 2005-04-27
GB2413637A (en) 2005-11-02
FR2869109A1 (fr) 2005-10-21
US7257986B2 (en) 2007-08-21
CA2497433C (fr) 2009-06-23

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