FR2703206B1 - DEVICE FOR HEATING A CATALYTIC PURIFICATION ELEMENT OF EXHAUST GASES OF AN ENGINE, PARTICULARLY A MOTOR VEHICLE. - Google Patents
DEVICE FOR HEATING A CATALYTIC PURIFICATION ELEMENT OF EXHAUST GASES OF AN ENGINE, PARTICULARLY A MOTOR VEHICLE.Info
- Publication number
- FR2703206B1 FR2703206B1 FR9303535A FR9303535A FR2703206B1 FR 2703206 B1 FR2703206 B1 FR 2703206B1 FR 9303535 A FR9303535 A FR 9303535A FR 9303535 A FR9303535 A FR 9303535A FR 2703206 B1 FR2703206 B1 FR 2703206B1
- Authority
- FR
- France
- Prior art keywords
- engine
- heating
- motor vehicle
- exhaust gases
- catalytic purification
- 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
- 230000003197 catalytic effect Effects 0.000 title 1
- 239000007789 gas Substances 0.000 title 1
- 238000010438 heat treatment Methods 0.000 title 1
- 238000000746 purification Methods 0.000 title 1
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B3/00—Ohmic-resistance heating
- H05B3/10—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor
- H05B3/12—Heating elements characterised by the composition or nature of the materials or by the arrangement of the conductor characterised by the composition or nature of the conductive material
-
- 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
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Exhaust Gas After Treatment (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9303535A FR2703206B1 (en) | 1993-03-26 | 1993-03-26 | DEVICE FOR HEATING A CATALYTIC PURIFICATION ELEMENT OF EXHAUST GASES OF AN ENGINE, PARTICULARLY A MOTOR VEHICLE. |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR9303535A FR2703206B1 (en) | 1993-03-26 | 1993-03-26 | DEVICE FOR HEATING A CATALYTIC PURIFICATION ELEMENT OF EXHAUST GASES OF AN ENGINE, PARTICULARLY A MOTOR VEHICLE. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2703206A1 FR2703206A1 (en) | 1994-09-30 |
FR2703206B1 true FR2703206B1 (en) | 1995-07-07 |
Family
ID=9445405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR9303535A Expired - Fee Related FR2703206B1 (en) | 1993-03-26 | 1993-03-26 | DEVICE FOR HEATING A CATALYTIC PURIFICATION ELEMENT OF EXHAUST GASES OF AN ENGINE, PARTICULARLY A MOTOR VEHICLE. |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2703206B1 (en) |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4019021A (en) * | 1964-07-28 | 1977-04-19 | Schladitz-Whiskers, A.G. | Electric resistance fluid heating apparatus |
US3723070A (en) * | 1970-11-27 | 1973-03-27 | Oxy Catalyst Inc | Catalytic oxidation apparatus |
US5149508A (en) * | 1989-03-06 | 1992-09-22 | W. R. Grace & Co.-Conn. | Parallel path catalytic converter |
GB2247413B (en) * | 1990-08-31 | 1994-05-18 | Gen Motors Corp | Electrically heated catalytic converter |
US5140813A (en) * | 1990-10-31 | 1992-08-25 | Whittenberger William A | Composite catalytic converter |
-
1993
- 1993-03-26 FR FR9303535A patent/FR2703206B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2703206A1 (en) | 1994-09-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |