DE69913084D1 - Steuerverfahren zum Entfernen von Stickoxiden von einem Abgaskataslysator einer Brennkraftmaschine - Google Patents
Steuerverfahren zum Entfernen von Stickoxiden von einem Abgaskataslysator einer BrennkraftmaschineInfo
- Publication number
- DE69913084D1 DE69913084D1 DE69913084T DE69913084T DE69913084D1 DE 69913084 D1 DE69913084 D1 DE 69913084D1 DE 69913084 T DE69913084 T DE 69913084T DE 69913084 T DE69913084 T DE 69913084T DE 69913084 D1 DE69913084 D1 DE 69913084D1
- Authority
- DE
- Germany
- Prior art keywords
- exhaust gas
- combustion engine
- internal combustion
- control method
- nitrogen oxides
- 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
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01N—GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
- F01N3/00—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
- F01N3/08—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
- F01N3/0807—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents
- F01N3/0828—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by using absorbents or adsorbents characterised by the absorbed or adsorbed substances
- F01N3/0842—Nitrogen oxides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
- B01D53/9495—Controlling the catalytic process
-
- 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
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
- F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
- F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
- F02D41/0275—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a NOx trap or adsorbent
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1439—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the position of the sensor
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration
- F02D41/1461—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases emitted by the engine
- F02D41/1462—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases emitted by the engine with determination means using an estimation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0806—NOx storage amount, i.e. amount of NOx stored on NOx trap
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0811—NOx storage efficiency
-
- 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
- F02D41/14—Introducing closed-loop corrections
- F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/1454—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an oxygen content or concentration or the air-fuel ratio
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9813522 | 1998-10-28 | ||
FR9813522A FR2785331B1 (fr) | 1998-10-28 | 1998-10-28 | Procede de commande de la purge en oxydes d'azote d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69913084D1 true DE69913084D1 (de) | 2004-01-08 |
DE69913084T2 DE69913084T2 (de) | 2004-08-26 |
Family
ID=9532092
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE1999613084 Expired - Lifetime DE69913084T2 (de) | 1998-10-28 | 1999-10-22 | Steuerverfahren zum Entfernen von Stickoxiden von einem Abgaskataslysator einer Brennkraftmaschine |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP0997626B1 (de) |
DE (1) | DE69913084T2 (de) |
ES (1) | ES2207149T3 (de) |
FR (1) | FR2785331B1 (de) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2798425B1 (fr) * | 1999-09-13 | 2001-12-07 | Renault | Procede de commande de purge de moyens de stockage d'oxydes d'azote associes a un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne |
JP4517463B2 (ja) * | 2000-06-22 | 2010-08-04 | マツダ株式会社 | エンジンの排気浄化装置 |
DE10034143A1 (de) * | 2000-07-13 | 2002-02-07 | Volkswagen Ag | Verfahren zur Adaption eines Katalysatortemperatur-Sollbereichs für einen NOx-Speicherkatalysator |
DE10034874B4 (de) * | 2000-07-18 | 2004-01-22 | Siemens Ag | Verfahren zum Adaptieren einer NOx-Rohkonzentration |
DE10036453A1 (de) * | 2000-07-26 | 2002-02-14 | Bosch Gmbh Robert | Verfahren und Steuergerät zum Betreiben eines Stickoxid (NOx)-Speicherkatalysators |
DE10039708A1 (de) * | 2000-08-14 | 2002-03-07 | Bosch Gmbh Robert | Verfahren und Modell zur Modellierung einer Ausspeicherphase eines Stickoxid-Speicherkatalysators |
DE50114044D1 (de) * | 2000-11-22 | 2008-08-07 | Volkswagen Ag | Verfahren und Vorrichtungen zur Regeneration eines NOx-Speicherkatalysators |
US6487853B1 (en) * | 2001-06-19 | 2002-12-03 | Ford Global Technologies. Inc. | Method and system for reducing lean-burn vehicle emissions using a downstream reductant sensor |
LU90795B1 (en) * | 2001-06-27 | 2002-12-30 | Delphi Tech Inc | Nox release index |
DE10147983A1 (de) * | 2001-09-28 | 2003-04-24 | Siemens Ag | Abgasreinigungsverfahren für Magerbrennkraftmaschinen |
EP1698767B1 (de) * | 2005-03-02 | 2010-05-05 | C.R.F. Società Consortile per Azioni | Verfahren zur Aktivierung der Regeneration eines NOx-Adsorber |
EP1719895B1 (de) | 2005-05-03 | 2010-03-10 | C.R.F. Società Consortile per Azioni | Verfahren zur Aktivierung der Regeneration eines NOx-Adsorber |
FR2887292B1 (fr) * | 2005-06-20 | 2007-08-31 | Renault Sas | Procede d'estimation d'une quantite d'oxydes d'azote presente dans un piege au cours d'une purge dudit piege |
FR3030620B1 (fr) * | 2014-12-22 | 2018-03-09 | Renault S.A.S | Procede de purge d'un piege a oxydes d'azote et dispositif de motorisation associe |
CN112610316B (zh) * | 2020-12-10 | 2022-02-25 | 安徽江淮汽车集团股份有限公司 | 温度检测装置和方法 |
CN112943417B (zh) * | 2021-04-29 | 2022-08-23 | 潍柴动力股份有限公司 | 一种dpf再生控制方法、尾气处理系统及车辆 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU650794B2 (en) | 1991-10-03 | 1994-06-30 | Toyota Jidosha Kabushiki Kaisha | Device for purifying exhaust of internal combustion engine |
EP0636770B1 (de) | 1993-01-19 | 1999-09-08 | Toyota Jidosha Kabushiki Kaisha | Abgasreinigungsgerät für eine brennkraftmaschine |
JP2836522B2 (ja) | 1995-03-24 | 1998-12-14 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
DE19607151C1 (de) * | 1996-02-26 | 1997-07-10 | Siemens Ag | Verfahren zur Regeneration eines NOx-Speicherkatalysators |
US5771685A (en) * | 1996-10-16 | 1998-06-30 | Ford Global Technologies, Inc. | Method for monitoring the performance of a NOx trap |
US5894725A (en) * | 1997-03-27 | 1999-04-20 | Ford Global Technologies, Inc. | Method and apparatus for maintaining catalyst efficiency of a NOx trap |
FR2772428B1 (fr) * | 1997-12-12 | 2000-02-18 | Renault | Procede de commande de purge d'un pot catalytique de traitement des gaz d'echappement d'un moteur a combustion interne |
-
1998
- 1998-10-28 FR FR9813522A patent/FR2785331B1/fr not_active Expired - Fee Related
-
1999
- 1999-10-22 DE DE1999613084 patent/DE69913084T2/de not_active Expired - Lifetime
- 1999-10-22 ES ES99402615T patent/ES2207149T3/es not_active Expired - Lifetime
- 1999-10-22 EP EP19990402615 patent/EP0997626B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
FR2785331B1 (fr) | 2000-12-22 |
FR2785331A1 (fr) | 2000-05-05 |
ES2207149T3 (es) | 2004-05-16 |
EP0997626B1 (de) | 2003-11-26 |
DE69913084T2 (de) | 2004-08-26 |
EP0997626A1 (de) | 2000-05-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8328 | Change in the person/name/address of the agent |
Representative=s name: HAFT - KARAKATSANIS PATENTANWALTSKANZLEI, 80802 MU |