DE60321099D1 - Gasdurchflussmessung unter Benutzung von Gaskonzentrationmessungen - Google Patents

Gasdurchflussmessung unter Benutzung von Gaskonzentrationmessungen

Info

Publication number
DE60321099D1
DE60321099D1 DE60321099T DE60321099T DE60321099D1 DE 60321099 D1 DE60321099 D1 DE 60321099D1 DE 60321099 T DE60321099 T DE 60321099T DE 60321099 T DE60321099 T DE 60321099T DE 60321099 D1 DE60321099 D1 DE 60321099D1
Authority
DE
Germany
Prior art keywords
gas
flow measurement
concentration measurements
gas flow
gas 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
DE60321099T
Other languages
English (en)
Inventor
Akinobu Moriyama
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.)
Nissan Motor Co Ltd
Original Assignee
Nissan Motor Co 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 Nissan Motor Co Ltd filed Critical Nissan Motor Co Ltd
Application granted granted Critical
Publication of DE60321099D1 publication Critical patent/DE60321099D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/704—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow using marked regions or existing inhomogeneities within the fluid stream, e.g. statistically occurring variations in a fluid parameter
    • 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
    • G01N27/403—Cells and electrode assemblies
    • G01N27/406—Cells and probes with solid electrolytes
    • G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
    • 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
    • G01N33/0026—General constructional details of gas analysers, e.g. portable test equipment using an alternating circulation of another gas

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Pathology (AREA)
  • Immunology (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • Food Science & Technology (AREA)
  • Medicinal Chemistry (AREA)
  • Combustion & Propulsion (AREA)
  • Fluid Mechanics (AREA)
  • Molecular Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Measuring Volume Flow (AREA)
  • Fuel Cell (AREA)
DE60321099T 2002-08-22 2003-08-22 Gasdurchflussmessung unter Benutzung von Gaskonzentrationmessungen Expired - Lifetime DE60321099D1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2002242316 2002-08-22
JP2003037014A JP4254263B2 (ja) 2002-08-22 2003-02-14 ガス流量測定装置及びガス流量測定方法

Publications (1)

Publication Number Publication Date
DE60321099D1 true DE60321099D1 (de) 2008-07-03

Family

ID=31190388

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60321099T Expired - Lifetime DE60321099D1 (de) 2002-08-22 2003-08-22 Gasdurchflussmessung unter Benutzung von Gaskonzentrationmessungen

Country Status (4)

Country Link
US (1) US6842705B2 (de)
EP (1) EP1391700B1 (de)
JP (1) JP4254263B2 (de)
DE (1) DE60321099D1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7269993B2 (en) * 2004-06-29 2007-09-18 Honda Motor Co., Ltd. Gas detecting apparatus, gas detecting method and fuel cell vehicle
US7284448B2 (en) * 2004-11-16 2007-10-23 University Of Florida Research Foundation, Inc. Device and method for passively measuring fluid and target chemical mass fluxes in natural and constructed non-porous fluid flow system
JP4923424B2 (ja) * 2005-03-24 2012-04-25 日産自動車株式会社 燃料電池システム
TW200719512A (en) * 2005-11-09 2007-05-16 Syspotek Corp Feedback type fuel cell
EP1956906A4 (de) * 2005-11-09 2009-12-30 Combinatorx Inc Verfahren, zusammensetzungen und kits für die behandlung von medizinischen beschwerden
FR2914786A1 (fr) * 2007-04-06 2008-10-10 Peugeot Citroen Automobiles Sa Procede d'evaluation des debits des gaz circulant dans une boucle de recirculation en hydrogene d'une cellule de pile a combustible et dispositif associe
JP2008300227A (ja) * 2007-05-31 2008-12-11 Toshiba Corp 燃料電池装置およびこれを備えた電子機器システム
DE102009057130A1 (de) * 2009-12-08 2011-06-09 Heinrich-Heine-Universität Düsseldorf Verfahren zur Analyse der Zusammensetzung von Gasgemischen
MY150333A (en) * 2010-03-08 2013-12-31 Conducta Endress & Hauser Measuring device for use in a biogas plant
WO2013103314A1 (en) * 2012-01-02 2013-07-11 Engstroem Christian Method and system for measuring the mass flow by means of dilution of an exhaust gas from internal combustion
US9310349B2 (en) * 2013-12-10 2016-04-12 Continental Automotive Systems, Inc. Sensor structure for EVAP hydrocarbon concentration and flow rate
CN104931650B (zh) * 2015-05-22 2017-01-04 江苏大学 一种测量全射流喷头气体含量的方法
JP6734189B2 (ja) * 2016-12-26 2020-08-05 京セラ株式会社 燃料電池装置および燃料電池装置の制御方法
JP2019145380A (ja) * 2018-02-22 2019-08-29 株式会社デンソー 水素流量計測装置、燃料電池システム

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3881351A (en) * 1972-06-29 1975-05-06 Gen Motors Corp Method of measuring the mass flow rate of a constituent of a gaseous stream
JP2799885B2 (ja) * 1989-08-28 1998-09-21 日本酸素株式会社 微量酸素測定方法及びその装置
JP3583890B2 (ja) * 1997-03-04 2004-11-04 日本碍子株式会社 ガスセンサ及びガスセンサの制御方法
US6033459A (en) * 1997-07-15 2000-03-07 Nec Corporation Gas collection apparatus, gas analyzing apparatus using the same and gas analyzing method
DE19819581C2 (de) * 1998-04-30 2002-08-08 Siemens Ag Verfahren zur Bestimmung der NO¶x¶-Konzentration
US6274016B1 (en) * 1998-06-29 2001-08-14 Kabushiki Kaisha Riken Nitrogen oxide gas sensor
US6205843B1 (en) * 1998-11-16 2001-03-27 Denso Corporation Gas sensing element and a method for measuring a specific gas concentration
JP3560316B2 (ja) * 1998-11-25 2004-09-02 日本特殊陶業株式会社 ガスセンサとその製造方法及びガスセンサシステム
JP3468731B2 (ja) 2000-01-14 2003-11-17 株式会社日立製作所 熱式空気流量センサ、素子および内燃機関制御装置

Also Published As

Publication number Publication date
US20040035219A1 (en) 2004-02-26
JP4254263B2 (ja) 2009-04-15
EP1391700A1 (de) 2004-02-25
US6842705B2 (en) 2005-01-11
JP2004138595A (ja) 2004-05-13
EP1391700B1 (de) 2008-05-21

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