BRPI0821833A2 - aparelho de detecção de concentração de gás - Google Patents

aparelho de detecção de concentração de gás

Info

Publication number
BRPI0821833A2
BRPI0821833A2 BRPI0821833A BRPI0821833A BRPI0821833A2 BR PI0821833 A2 BRPI0821833 A2 BR PI0821833A2 BR PI0821833 A BRPI0821833 A BR PI0821833A BR PI0821833 A BRPI0821833 A BR PI0821833A BR PI0821833 A2 BRPI0821833 A2 BR PI0821833A2
Authority
BR
Brazil
Prior art keywords
detection apparatus
gas concentration
concentration detection
gas
detection
Prior art date
Application number
BRPI0821833A
Other languages
English (en)
Inventor
Takanori Sasaki
Original Assignee
Toyota 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
Priority claimed from JP2007333494A external-priority patent/JP5007666B2/ja
Priority claimed from JP2008053836A external-priority patent/JP5007689B2/ja
Application filed by Toyota Motor Co Ltd filed Critical Toyota Motor Co Ltd
Publication of BRPI0821833A2 publication Critical patent/BRPI0821833A2/pt

Links

Classifications

    • 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
    • G01N27/417—Systems using cells, i.e. more than one cell and probes with solid electrolytes
    • G01N27/419—Measuring voltages or currents with a combination of oxygen pumping cells and oxygen concentration cells
    • 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
    • G01N27/4067—Means for heating or controlling the temperature of the solid electrolyte
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/06—Introducing corrections for particular operating conditions for engine starting or warming up
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/04—Introducing corrections for particular operating conditions
    • F02D41/12—Introducing corrections for particular operating conditions for deceleration
    • F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
BRPI0821833A 2007-12-26 2008-12-24 aparelho de detecção de concentração de gás BRPI0821833A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2007333494A JP5007666B2 (ja) 2007-12-26 2007-12-26 ガス濃度検出装置
JP2008053836A JP5007689B2 (ja) 2008-03-04 2008-03-04 ガス濃度検出装置
PCT/JP2008/073916 WO2009082030A1 (en) 2007-12-26 2008-12-24 Gas concentration detection apparatus

Publications (1)

Publication Number Publication Date
BRPI0821833A2 true BRPI0821833A2 (pt) 2015-09-22

Family

ID=40532222

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0821833A BRPI0821833A2 (pt) 2007-12-26 2008-12-24 aparelho de detecção de concentração de gás

Country Status (5)

Country Link
US (1) US8402812B2 (pt)
EP (1) EP2223095A1 (pt)
CN (1) CN101910833B (pt)
BR (1) BRPI0821833A2 (pt)
WO (1) WO2009082030A1 (pt)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8875560B2 (en) 2011-06-30 2014-11-04 Caterpillar Inc. System implementing constituent identification and concentration detection
US8783112B2 (en) * 2011-06-30 2014-07-22 Caterpillar Inc. Gas monitoring system implementing pressure detection
CN103018280B (zh) * 2012-12-06 2014-04-16 深圳市戴维莱实业有限责任公司 一种解决半导体式可燃气体探测器长期稳定性的方法
CN103867270A (zh) * 2012-12-17 2014-06-18 福特汽车萨纳伊股份有限公司 排气系统
JP5915779B2 (ja) * 2013-01-29 2016-05-11 トヨタ自動車株式会社 内燃機関の制御装置
DE102015210473A1 (de) 2014-09-11 2016-03-17 Robert Bosch Gmbh Verfahren und Vorrichtung zum Nachweis mindestens eines Anteils der Messgaskomponente mit gebundenem Sauerstoff in einem Gasgemisch
JP6731283B2 (ja) * 2016-05-11 2020-07-29 株式会社Ｓｏｋｅｎ ガスセンサ
CN107576695B (zh) * 2017-08-17 2020-03-06 广东美的制冷设备有限公司 电化学气体传感器及其校准方法、空调器
CN109425640B (zh) * 2017-09-01 2021-04-30 贝斯拓欧洲控股有限公司 检测气体的方法及设备
CN109374829A (zh) * 2018-10-22 2019-02-22 江苏大学 一种氮氧化物传感器控制器
US11434841B2 (en) * 2020-12-22 2022-09-06 Ford Global Technologies, Llc Methods and systems for NOx offset diagnostic

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3983422B2 (ja) 1998-09-29 2007-09-26 株式会社デンソー ガス濃度検出装置
JP2000137018A (ja) 1998-11-02 2000-05-16 Denso Corp ガス濃度検出装置とそれに用いるガス濃度センサ
JP4205792B2 (ja) 1998-12-04 2009-01-07 日本碍子株式会社 ＮＯｘ分解電極及びＮＯｘ濃度測定装置
JP2001141696A (ja) 1999-11-18 2001-05-25 Nippon Soken Inc ガス検出装置
JP2001074691A (ja) 1999-09-03 2001-03-23 Horiba Ltd 化学濃度分布測定装置
JP4682465B2 (ja) 2000-10-31 2011-05-11 株式会社デンソー ガス濃度検出装置
JP3843881B2 (ja) 2001-05-31 2006-11-08 株式会社デンソー ガス濃度センサのヒータ制御装置
JP3310274B2 (ja) 2001-07-05 2002-08-05 株式会社デンソー ガス濃度検出装置とそれに用いるガス濃度センサ
JP3880506B2 (ja) * 2001-12-27 2007-02-14 株式会社日本自動車部品総合研究所 ガス濃度検出装置
JP3880507B2 (ja) * 2001-12-27 2007-02-14 株式会社日本自動車部品総合研究所 ガス濃度検出装置
JP3744486B2 (ja) 2002-11-25 2006-02-08 トヨタ自動車株式会社 酸素センサの劣化検出装置
JP4252359B2 (ja) * 2003-05-09 2009-04-08 株式会社日本自動車部品総合研究所 ガス濃度センサの異常検出装置
JP4456839B2 (ja) 2003-09-18 2010-04-28 株式会社豊田中央研究所 ＮＯｘ検知用セル及びその製造方法並びに該セルを備えたＮＯｘ検出装置

Also Published As

Publication number Publication date
WO2009082030A1 (en) 2009-07-02
CN101910833B (zh) 2014-02-19
CN101910833A (zh) 2010-12-08
EP2223095A1 (en) 2010-09-01
US8402812B2 (en) 2013-03-26
US20100101303A1 (en) 2010-04-29

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Legal Events

Date Code Title Description
B06A Patent application procedure suspended [chapter 6.1 patent gazette]
B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements