DE69802449D1 - Verfahren zur Messung der Gaskonzentration - Google Patents

Verfahren zur Messung der Gaskonzentration

Info

Publication number
DE69802449D1
DE69802449D1 DE69802449T DE69802449T DE69802449D1 DE 69802449 D1 DE69802449 D1 DE 69802449D1 DE 69802449 T DE69802449 T DE 69802449T DE 69802449 T DE69802449 T DE 69802449T DE 69802449 D1 DE69802449 D1 DE 69802449D1
Authority
DE
Germany
Prior art keywords
procedure
gas concentration
measuring gas
measuring
concentration
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
DE69802449T
Other languages
English (en)
Other versions
DE69802449T2 (de
Inventor
Toshihiro Yoshida
Naoyuki Ogawa
Tomonori Takahashi
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.)
NGK Insulators Ltd
Original Assignee
NGK Insulators 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 NGK Insulators Ltd filed Critical NGK Insulators Ltd
Publication of DE69802449D1 publication Critical patent/DE69802449D1/de
Application granted granted Critical
Publication of DE69802449T2 publication Critical patent/DE69802449T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
    • G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
    • G01N33/0037—NOx
    • 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
    • G01N33/0062—General constructional details of gas analysers, e.g. portable test equipment concerning the measuring method or the display, e.g. intermittent measurement or digital display
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
    • Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters

Landscapes

  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Combustion & Propulsion (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Fluid Adsorption Or Reactions (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
DE69802449T 1997-03-19 1998-03-17 Verfahren zur Messung der Gaskonzentration Expired - Lifetime DE69802449T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP06602097A JP3510447B2 (ja) 1997-03-19 1997-03-19 ガス濃度測定方法

Publications (2)

Publication Number Publication Date
DE69802449D1 true DE69802449D1 (de) 2001-12-20
DE69802449T2 DE69802449T2 (de) 2002-05-23

Family

ID=13303837

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69802449T Expired - Lifetime DE69802449T2 (de) 1997-03-19 1998-03-17 Verfahren zur Messung der Gaskonzentration

Country Status (4)

Country Link
US (1) US6006586A (de)
EP (1) EP0866333B1 (de)
JP (1) JP3510447B2 (de)
DE (1) DE69802449T2 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6849239B2 (en) 2000-10-16 2005-02-01 E. I. Du Pont De Nemours And Company Method and apparatus for analyzing mixtures of gases
JP2004523731A (ja) * 2000-10-16 2004-08-05 イー・アイ・デュポン・ドウ・ヌムール・アンド・カンパニー ガスの混合物を分析する方法および装置
US6697729B2 (en) 2002-04-08 2004-02-24 Cummins, Inc. System for estimating NOx content of exhaust gas produced by an internal combustion engine
DE102004005353B4 (de) 2004-02-03 2016-08-11 CiS Forschungsinstitut für Mikrosensorik GmbH Verfahren zur Bestimmung der Parameter von Gasen
US20090065370A1 (en) * 2004-12-28 2009-03-12 Nair Balakrishnan G Ammonia gas sensor method and device
US9389212B2 (en) * 2011-02-28 2016-07-12 Honeywell International Inc. NOx gas sensor including nickel oxide
US9164080B2 (en) 2012-06-11 2015-10-20 Ohio State Innovation Foundation System and method for sensing NO
CN104132967B (zh) * 2014-06-20 2016-12-07 浙江理工大学 一种基于双阈值随机共振的低浓度气体检测方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6132360Y2 (de) * 1980-04-23 1986-09-20
JPS56150340A (en) * 1980-04-23 1981-11-20 Yamatake Honeywell Co Ltd Semiconductor detector for nitrogen oxide
JPS5766347A (en) * 1980-10-09 1982-04-22 Hitachi Ltd Detector for mixture gas
US4542640A (en) * 1983-09-15 1985-09-24 Clifford Paul K Selective gas detection and measurement system
JPS61147145A (ja) * 1984-12-20 1986-07-04 Katsumi Yoshino ガス検知素子
DE3804486A1 (de) * 1988-02-12 1989-08-24 Siemens Ag Transformationsglied fuer eine anordnung zum messen der konzentrationen in gas- und stoffgemischen unter verwendung von sensorelementen mit nichtlinearen kennlinien
JPH06222028A (ja) * 1993-01-27 1994-08-12 Idemitsu Kosan Co Ltd ＮＯｘセンサ
JPH0720075A (ja) * 1993-05-06 1995-01-24 Nippon Sanso Kk ガス濃度測定方法および装置
JPH08122287A (ja) * 1994-10-24 1996-05-17 Ngk Insulators Ltd ガス成分の濃度の測定装置および方法
JPH08278272A (ja) * 1995-04-10 1996-10-22 Ngk Insulators Ltd ＮＯｘセンサ
JP3050781B2 (ja) * 1995-10-20 2000-06-12 日本碍子株式会社 被測定ガス中の所定ガス成分の測定方法及び測定装置
JPH09264861A (ja) * 1996-03-29 1997-10-07 Ngk Insulators Ltd ガス濃度測定方法および装置

Also Published As

Publication number Publication date
JPH10260149A (ja) 1998-09-29
EP0866333A1 (de) 1998-09-23
DE69802449T2 (de) 2002-05-23
EP0866333B1 (de) 2001-11-14
JP3510447B2 (ja) 2004-03-29
US6006586A (en) 1999-12-28

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Legal Events

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