FR2834752B1 - METHOD AND DEVICE FOR DETERMINING AN INTERNAL TEMPERATURE IN A CATALYST - Google Patents
METHOD AND DEVICE FOR DETERMINING AN INTERNAL TEMPERATURE IN A CATALYSTInfo
- Publication number
- FR2834752B1 FR2834752B1 FR0300247A FR0300247A FR2834752B1 FR 2834752 B1 FR2834752 B1 FR 2834752B1 FR 0300247 A FR0300247 A FR 0300247A FR 0300247 A FR0300247 A FR 0300247A FR 2834752 B1 FR2834752 B1 FR 2834752B1
- Authority
- FR
- France
- Prior art keywords
- catalyst
- determining
- internal temperature
- internal
- temperature
- 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 - Fee Related
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
- F01N3/10—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
- F01N3/18—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control
- F01N3/20—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust characterised by methods of operation; Control specially adapted for catalytic conversion ; Methods of operation or control of catalytic converters
- F01N3/2006—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating
- F01N3/2046—Periodically cooling catalytic reactors
-
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/05—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of air, e.g. by mixing exhaust with air
-
- 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
- F01N9/00—Electrical control of exhaust gas treating apparatus
- F01N9/005—Electrical control of exhaust gas treating apparatus using models instead of sensors to determine operating characteristics of exhaust systems, e.g. calculating catalyst temperature instead of measuring it directly
-
- 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
- F01N2410/00—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device
- F01N2410/02—By-passing, at least partially, exhaust from inlet to outlet of apparatus, to atmosphere or to other device in case of high temperature, e.g. overheating of catalytic reactor
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/12—Improving ICE efficiencies
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/10—Internal combustion engine [ICE] based vehicles
- Y02T10/40—Engine management systems
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Analytical Chemistry (AREA)
- Exhaust Gas After Treatment (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10201329A DE10201329B4 (en) | 2002-01-15 | 2002-01-15 | Method and device for determining an internal temperature in a catalytic converter |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2834752A1 FR2834752A1 (en) | 2003-07-18 |
FR2834752B1 true FR2834752B1 (en) | 2007-08-24 |
Family
ID=7712205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR0300247A Expired - Fee Related FR2834752B1 (en) | 2002-01-15 | 2003-01-10 | METHOD AND DEVICE FOR DETERMINING AN INTERNAL TEMPERATURE IN A CATALYST |
Country Status (2)
Country | Link |
---|---|
DE (1) | DE10201329B4 (en) |
FR (1) | FR2834752B1 (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2860037B1 (en) | 2003-09-23 | 2006-02-24 | Peugeot Citroen Automobiles Sa | METHOD AND DEVICE FOR DETERMINING THE INTERNAL TEMPERATURE OF A VEHICLE CATALYST PROVIDED WITH A THERMAL ENGINE |
FR2914948B1 (en) * | 2007-04-13 | 2009-06-05 | Renault Sas | METHOD AND DEVICE FOR MONITORING THE OPERATING STATE OF A CATALYTIC CONVERTER OF AN EXHAUST LINE OF AN INTERNAL COMBUSTION ENGINE |
US8290681B2 (en) * | 2007-10-29 | 2012-10-16 | GM Global Technology Operations LLC | Method and apparatus to produce a smooth input speed profile in mode for a hybrid powertrain system |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157919A (en) * | 1991-07-22 | 1992-10-27 | Ford Motor Company | Catalytic converter efficiency monitoring |
JP3169298B2 (en) * | 1993-09-08 | 2001-05-21 | 株式会社日立製作所 | Internal combustion engine failure diagnosis device |
DE4424811C2 (en) * | 1994-07-14 | 2003-05-28 | Bosch Gmbh Robert | Method for forming a simulated signal relating to a temperature in the exhaust system of an internal combustion engine |
DE4426020B4 (en) * | 1994-07-22 | 2005-07-28 | Robert Bosch Gmbh | Method and device for monitoring the functionality of a catalyst in the exhaust passage of an internal combustion engine |
US5605040A (en) * | 1995-03-29 | 1997-02-25 | Ford Motor Company | Inferring temperature of a heated exhaust gas oxygen sensor |
SE522112C2 (en) * | 1997-09-22 | 2004-01-13 | Volvo Car Corp | Method and apparatus for determining the temperature values of the material in at least one temperature-critical component |
-
2002
- 2002-01-15 DE DE10201329A patent/DE10201329B4/en not_active Expired - Fee Related
-
2003
- 2003-01-10 FR FR0300247A patent/FR2834752B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE10201329B4 (en) | 2004-08-26 |
DE10201329A1 (en) | 2003-08-07 |
FR2834752A1 (en) | 2003-07-18 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TP | Transmission of property | ||
PLFP | Fee payment |
Year of fee payment: 14 |
|
PLFP | Fee payment |
Year of fee payment: 15 |
|
PLFP | Fee payment |
Year of fee payment: 16 |
|
PLFP | Fee payment |
Year of fee payment: 17 |
|
ST | Notification of lapse |
Effective date: 20200910 |