JP3925203B2 - 内燃機関の排気浄化装置及びその劣化判定方法 - Google Patents

内燃機関の排気浄化装置及びその劣化判定方法 Download PDF

Info

Publication number
JP3925203B2
JP3925203B2 JP2002003570A JP2002003570A JP3925203B2 JP 3925203 B2 JP3925203 B2 JP 3925203B2 JP 2002003570 A JP2002003570 A JP 2002003570A JP 2002003570 A JP2002003570 A JP 2002003570A JP 3925203 B2 JP3925203 B2 JP 3925203B2
Authority
JP
Japan
Prior art keywords
exhaust
temperature
catalyst
purification device
reducing agent
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
JP2002003570A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003206728A (ja
JP2003206728A5 (enrdf_load_stackoverflow
Inventor
大介 柴田
久 大木
孝太郎 林
忍 石山
尚史 曲田
正明 小林
孝宏 大羽
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.)
Toyota Motor Corp
Original Assignee
Toyota Motor Corp
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 Toyota Motor Corp filed Critical Toyota Motor Corp
Priority to JP2002003570A priority Critical patent/JP3925203B2/ja
Priority to DE10300555A priority patent/DE10300555B4/de
Priority to FR0300271A priority patent/FR2834531B1/fr
Publication of JP2003206728A publication Critical patent/JP2003206728A/ja
Publication of JP2003206728A5 publication Critical patent/JP2003206728A5/ja
Application granted granted Critical
Publication of JP3925203B2 publication Critical patent/JP3925203B2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Images

Classifications

    • Y02T10/24—
    • Y02T10/47—

Landscapes

  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
JP2002003570A 2002-01-10 2002-01-10 内燃機関の排気浄化装置及びその劣化判定方法 Expired - Lifetime JP3925203B2 (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2002003570A JP3925203B2 (ja) 2002-01-10 2002-01-10 内燃機関の排気浄化装置及びその劣化判定方法
DE10300555A DE10300555B4 (de) 2002-01-10 2003-01-09 Verschlechterungsermittelungsvorrichtung für eine Verbrennungsmotorabgassteuerungsvorrichtung und Verschlechterungsermittelungsverfahren
FR0300271A FR2834531B1 (fr) 2002-01-10 2003-01-10 Appareil de determination de degradation pour un appareil de traitement des gaz d'echappement d'un moteur a combustion interne, et procede de determination de degradation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002003570A JP3925203B2 (ja) 2002-01-10 2002-01-10 内燃機関の排気浄化装置及びその劣化判定方法

Publications (3)

Publication Number Publication Date
JP2003206728A JP2003206728A (ja) 2003-07-25
JP2003206728A5 JP2003206728A5 (enrdf_load_stackoverflow) 2005-07-14
JP3925203B2 true JP3925203B2 (ja) 2007-06-06

Family

ID=27643124

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002003570A Expired - Lifetime JP3925203B2 (ja) 2002-01-10 2002-01-10 内燃機関の排気浄化装置及びその劣化判定方法

Country Status (1)

Country Link
JP (1) JP3925203B2 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4428974B2 (ja) * 2003-09-11 2010-03-10 トヨタ自動車株式会社 内燃機関の排気浄化装置
JP2006274987A (ja) * 2005-03-30 2006-10-12 Mitsubishi Fuso Truck & Bus Corp エンジンの制御装置
DE502007001990D1 (de) * 2007-08-31 2009-12-24 Umicore Ag & Co Kg Verfahren zur Prüfung des Alterungszustandes eines Katalysators an Bord eines Fahrzeugs
JP2017227148A (ja) * 2016-06-21 2017-12-28 トヨタ自動車株式会社 内燃機関の制御装置

Also Published As

Publication number Publication date
JP2003206728A (ja) 2003-07-25

Similar Documents

Publication Publication Date Title
US6502391B1 (en) Exhaust emission control device of internal combustion engine
US7716918B2 (en) Method of exhaust gas purification and exhaust gas purification system
JP3873904B2 (ja) 内燃機関の排気浄化装置
JP4175427B1 (ja) ＮＯｘ浄化システムの制御方法及びＮＯｘ浄化システム
US6619035B2 (en) Exhaust emission control device of internal combustion engine
JP2002038930A (ja) 内燃機関の排気浄化装置
JP2002242663A (ja) 内燃機関の排気浄化装置
JP5776619B2 (ja) 排気浄化装置
JP2003254042A (ja) 内燃機関の排気浄化装置
JP3649130B2 (ja) 内燃機関の排気浄化装置
JP3613670B2 (ja) 内燃機関の排気浄化装置
JP4114355B2 (ja) 内燃機関の排気浄化装置及びその劣化判定方法
EP1536120B1 (en) Exhaust gas control apparatus for internal combustion engine and control method thereof
JP3925203B2 (ja) 内燃機関の排気浄化装置及びその劣化判定方法
JP3858779B2 (ja) 排気ガス浄化装置
JP2001303937A (ja) 内燃機関の排気浄化装置
JP4289033B2 (ja) 排気ガス浄化システム
JP2004285947A (ja) 内燃機関の排気浄化装置
JP2002155737A (ja) 内燃機関の排気浄化装置
JP4572709B2 (ja) 内燃機関の排気浄化システム
JP4103428B2 (ja) 内燃機関の排気浄化装置及びその劣化判定方法
JP3656496B2 (ja) 内燃機関の排気浄化装置
JP4144405B2 (ja) 排気後処理装置の劣化判定装置
JP4001045B2 (ja) 内燃機関の排気浄化装置
JP3624812B2 (ja) 内燃機関の排気浄化装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20041112

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20041129

A977 Report on retrieval

Free format text: JAPANESE INTERMEDIATE CODE: A971007

Effective date: 20070129

TRDD Decision of grant or rejection written
A01 Written decision to grant a patent or to grant a registration (utility model)

Free format text: JAPANESE INTERMEDIATE CODE: A01

Effective date: 20070206

A61 First payment of annual fees (during grant procedure)

Free format text: JAPANESE INTERMEDIATE CODE: A61

Effective date: 20070219

R151 Written notification of patent or utility model registration

Ref document number: 3925203

Country of ref document: JP

Free format text: JAPANESE INTERMEDIATE CODE: R151

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110309

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20110309

Year of fee payment: 4

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120309

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20120309

Year of fee payment: 5

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130309

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20130309

Year of fee payment: 6

FPAY Renewal fee payment (event date is renewal date of database)

Free format text: PAYMENT UNTIL: 20140309

Year of fee payment: 7

EXPY Cancellation because of completion of term