DE102022108338B3 - Brennkraftmaschine und zugehöriges Betriebsverfahren - Google Patents
Brennkraftmaschine und zugehöriges Betriebsverfahren Download PDFInfo
- Publication number
- DE102022108338B3 DE102022108338B3 DE102022108338.1A DE102022108338A DE102022108338B3 DE 102022108338 B3 DE102022108338 B3 DE 102022108338B3 DE 102022108338 A DE102022108338 A DE 102022108338A DE 102022108338 B3 DE102022108338 B3 DE 102022108338B3
- Authority
- DE
- Germany
- Prior art keywords
- exhaust gas
- internal combustion
- combustion engine
- gas flow
- exhaust
- 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.)
- Active
Links
- 238000002485 combustion reaction Methods 0.000 title claims abstract description 106
- 238000000034 method Methods 0.000 title claims abstract description 8
- 230000003197 catalytic effect Effects 0.000 claims abstract description 50
- 239000000203 mixture Substances 0.000 claims abstract description 49
- 238000007254 oxidation reaction Methods 0.000 claims abstract description 46
- 230000003647 oxidation Effects 0.000 claims abstract description 45
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 21
- 230000015572 biosynthetic process Effects 0.000 claims description 11
- 239000002245 particle Substances 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 3
- 230000004913 activation Effects 0.000 abstract description 4
- 239000007789 gas Substances 0.000 description 64
- 239000000446 fuel Substances 0.000 description 12
- 238000010438 heat treatment Methods 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 4
- 239000003054 catalyst Substances 0.000 description 4
- 239000001301 oxygen Substances 0.000 description 4
- 229910052760 oxygen Inorganic materials 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 2
- 239000003344 environmental pollutant Substances 0.000 description 2
- 231100000719 pollutant Toxicity 0.000 description 2
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 239000001257 hydrogen Substances 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000746 purification Methods 0.000 description 1
- 239000004071 soot Substances 0.000 description 1
- 239000002918 waste heat Substances 0.000 description 1
Images
Classifications
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- 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
- F01N3/204—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using an exhaust gas igniter, e.g. a spark or glow plug, without introducing fuel into exhaust duct
-
- 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
- F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
- F02D41/1475—Regulating the air fuel ratio at a value other than stoichiometry
-
- 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
- F01N3/103—Oxidation catalysts for HC and CO only
-
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional 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
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/30—Arrangements for supply of additional air
- F01N3/32—Arrangements for supply of additional air using air pump
-
- 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
- F01N3/24—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 constructional aspects of converting apparatus
- F01N3/38—Arrangements for igniting
-
- 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
-
- 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
- F02D41/024—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus
- F02D41/025—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to increase temperature of the exhaust gas treating apparatus by changing the composition of the exhaust gas, e.g. for exothermic reaction on exhaust gas treating apparatus
-
- 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
- F01N2340/00—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses
- F01N2340/06—Dimensional characteristics of the exhaust system, e.g. length, diameter or volume of the apparatus; Spatial arrangements of exhaust apparatuses characterised by the arrangement of the exhaust apparatus relative to the turbine of a turbocharger
-
- 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
- F01N2550/00—Monitoring or diagnosing the deterioration of exhaust systems
- F01N2550/14—Systems for adding secondary air into exhaust
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D23/00—Controlling engines characterised by their being supercharged
-
- 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
- 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)
- Materials Engineering (AREA)
- Exhaust Gas After Treatment (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Processes For Solid Components From Exhaust (AREA)
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102022108338.1A DE102022108338B3 (de) | 2022-04-06 | 2022-04-06 | Brennkraftmaschine und zugehöriges Betriebsverfahren |
CN202310043945.0A CN116892437A (zh) | 2022-04-06 | 2023-01-29 | 内燃机和相关的运行方法 |
JP2023039292A JP7553626B2 (ja) | 2022-04-06 | 2023-03-14 | 内燃機関及び関連する運転方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102022108338.1A DE102022108338B3 (de) | 2022-04-06 | 2022-04-06 | Brennkraftmaschine und zugehöriges Betriebsverfahren |
Publications (1)
Publication Number | Publication Date |
---|---|
DE102022108338B3 true DE102022108338B3 (de) | 2023-03-30 |
Family
ID=85477525
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE102022108338.1A Active DE102022108338B3 (de) | 2022-04-06 | 2022-04-06 | Brennkraftmaschine und zugehöriges Betriebsverfahren |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP7553626B2 (zh) |
CN (1) | CN116892437A (zh) |
DE (1) | DE102022108338B3 (zh) |
Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2280128A (en) | 1993-07-24 | 1995-01-25 | Ford Motor Co | Exhaust emission control |
DE19959303A1 (de) | 1999-12-09 | 2001-06-21 | Bosch Gmbh Robert | Vorrichtung zur Abgasbehandlung einer Brennkraftmaschine |
DE69520930T2 (de) | 1994-12-19 | 2001-11-15 | Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry | Beheizungssystem für katalytischen Umwandler |
DE10162738A1 (de) | 2001-12-20 | 2003-07-10 | Daimler Chrysler Ag | Katalysatorvorrichtung mit Brennkammer zur Verbrennung eines brennbaren Gasgemischs für die Abgasanlage einer Brennkraftmaschine |
DE69722260T2 (de) | 1997-03-11 | 2004-03-25 | Volvo Personvagnar Ab | Vorrichtung und verfahren zum reduzieren der abgasemissionen in systemen mit katalytischen konvertern |
EP1637706A1 (en) | 2004-09-16 | 2006-03-22 | Delphi Technologies, Inc. | System and method for increasing the temperature of gases within an exhaust of an internal combustion engine |
GB2428465A (en) | 2005-07-19 | 2007-01-31 | Thomas Tsoi Hei Ma | A system for dispensing EGR in a reciprocating internal combustion engine |
DE102016119306A1 (de) | 2016-10-11 | 2018-04-12 | Witzenmann Gmbh | Vorrichtung zum Vermischen von Fluidströmen |
DE102018114681A1 (de) | 2018-06-19 | 2019-12-19 | Volkswagen Aktiengesellschaft | Abgasnachbehandlungssystem und Verfahren zur Regeneration eines Partikelfilters |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000240432A (ja) | 1999-02-24 | 2000-09-05 | Nissan Motor Co Ltd | 内燃機関の排気浄化装置 |
JP2005320880A (ja) | 2004-05-07 | 2005-11-17 | Nissan Diesel Motor Co Ltd | 排気浄化装置 |
JP6323152B2 (ja) | 2014-05-09 | 2018-05-16 | 三菱電機株式会社 | 画像処理装置、画像表示装置、画像処理方法及びコンピュータプログラム |
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2022
- 2022-04-06 DE DE102022108338.1A patent/DE102022108338B3/de active Active
-
2023
- 2023-01-29 CN CN202310043945.0A patent/CN116892437A/zh active Pending
- 2023-03-14 JP JP2023039292A patent/JP7553626B2/ja active Active
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2280128A (en) | 1993-07-24 | 1995-01-25 | Ford Motor Co | Exhaust emission control |
DE69520930T2 (de) | 1994-12-19 | 2001-11-15 | Agency Of Industrial Science & Technology, Ministry Of International Trade & Industry | Beheizungssystem für katalytischen Umwandler |
DE69722260T2 (de) | 1997-03-11 | 2004-03-25 | Volvo Personvagnar Ab | Vorrichtung und verfahren zum reduzieren der abgasemissionen in systemen mit katalytischen konvertern |
DE19959303A1 (de) | 1999-12-09 | 2001-06-21 | Bosch Gmbh Robert | Vorrichtung zur Abgasbehandlung einer Brennkraftmaschine |
DE10162738A1 (de) | 2001-12-20 | 2003-07-10 | Daimler Chrysler Ag | Katalysatorvorrichtung mit Brennkammer zur Verbrennung eines brennbaren Gasgemischs für die Abgasanlage einer Brennkraftmaschine |
EP1637706A1 (en) | 2004-09-16 | 2006-03-22 | Delphi Technologies, Inc. | System and method for increasing the temperature of gases within an exhaust of an internal combustion engine |
GB2428465A (en) | 2005-07-19 | 2007-01-31 | Thomas Tsoi Hei Ma | A system for dispensing EGR in a reciprocating internal combustion engine |
DE102016119306A1 (de) | 2016-10-11 | 2018-04-12 | Witzenmann Gmbh | Vorrichtung zum Vermischen von Fluidströmen |
DE102018114681A1 (de) | 2018-06-19 | 2019-12-19 | Volkswagen Aktiengesellschaft | Abgasnachbehandlungssystem und Verfahren zur Regeneration eines Partikelfilters |
Non-Patent Citations (1)
Title |
---|
PAFFRATH, H., PANHANS, S. : Sekundärlufteinblasung In: MTZ 12/2010, S 878 – 885 (2010) |
Also Published As
Publication number | Publication date |
---|---|
JP7553626B2 (ja) | 2024-09-18 |
JP2023154402A (ja) | 2023-10-19 |
CN116892437A (zh) | 2023-10-17 |
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R012 | Request for examination validly filed | ||
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R018 | Grant decision by examination section/examining division | ||
R020 | Patent grant now final |