JP5049126B2 - 自動車用内燃機関の燃料混合気の空燃比の制御方法 - Google Patents
自動車用内燃機関の燃料混合気の空燃比の制御方法 Download PDFInfo
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- JP5049126B2 JP5049126B2 JP2007526258A JP2007526258A JP5049126B2 JP 5049126 B2 JP5049126 B2 JP 5049126B2 JP 2007526258 A JP2007526258 A JP 2007526258A JP 2007526258 A JP2007526258 A JP 2007526258A JP 5049126 B2 JP5049126 B2 JP 5049126B2
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- internal combustion
- combustion engine
- catalytic converter
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- exhaust gas
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- 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
- F02D41/1441—Plural sensors
-
- 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
-
- 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
- F01N11/00—Monitoring or diagnostic devices for exhaust-gas treatment apparatus, e.g. for catalytic activity
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
-
- 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
- F01N13/00—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
- F01N13/009—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
- F01N13/0097—Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
-
- 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
- F01N3/28—Construction of catalytic reactors
- F01N3/2803—Construction of catalytic reactors characterised by structure, by material or by manufacturing of catalyst support
- F01N3/2807—Metal other than sintered metal
- F01N3/281—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates
- F01N3/2821—Metallic honeycomb monoliths made of stacked or rolled sheets, foils or plates the support being provided with means to enhance the mixing process inside the converter, e.g. sheets, plates or foils with protrusions or projections to create turbulence
-
- 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
- F01N3/28—Construction of catalytic reactors
- F01N3/2882—Catalytic reactors combined or associated with other devices, e.g. exhaust silencers or other exhaust purification devices
-
- 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
-
- 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
- F02D41/1493—Details
- F02D41/1494—Control of sensor heater
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/403—Cells and electrode assemblies
- G01N27/406—Cells and probes with solid electrolytes
- G01N27/407—Cells and probes with solid electrolytes for investigating or analysing gases
-
- 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
- F01N2560/00—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics
- F01N2560/02—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- Electrochemistry (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Molecular Biology (AREA)
- Exhaust Gas After Treatment (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Description
93〜186cpsc(通路数/平方cm)の通路密度、
通路の通路壁における開口、
混合組織、
通路の多孔性表面、
少なくとも水或いは水蒸気に対する蓄積性能を有する被覆、および
40〜110μmの範囲の厚さを持つ金属通路壁。
Claims (9)
- 自動車用内燃機関(3)の排気装置(2)内の1つの制御センサによって得られる、前記自動車用内燃機関(3)から排出されて前記排気装置(2)を流れる排気ガスの組成の計測結果に基づいて、前記自動車用内燃機関(3)における燃料混合気の空燃比を制御する方法であって、前記排気装置(2)が排気管(5)内に少なくとも1つの触媒コンバータ(4)を有するものにおいて、
前記制御センサ(1)を、前記少なくとも1つの触媒コンバータ(4)の内部における、当該少なくとも1つの触媒コンバータ(4)の排気ガス入口面(8)から10〜80mmの間隔(7)を隔てて配置し、かつ
前記制御センサ(1)として、前記排気ガスのラムダ振動の振幅と、当該ラムダ振動の振幅中心の値すなわちラムダ平均値とを、共に検出可能な単一のラムダセンサを用い、
前記制御センサ(1)である前記単一のラムダセンサによって検出された前記ラムダ平均値に基づいて得られる前記排気ガスの酸素含有量の計測結果を、前記燃料混合気の空燃比の制御のために使用し、かつそれと共に、前記制御センサ(1)である前記単一のラムダセンサによって検出された前記ラムダ振動の振幅の大きさを、前記少なくとも1つの触媒コンバータ(4)の転換性能の点検のために使用する
ことを特徴とする、自動車用内燃機関の燃料混合気の空燃比の制御方法。 - 前記自動車用内燃機関(3)の始動後、前記少なくとも1つの触媒コンバータ(4)が95℃の温度に達する前に、前記制御センサ(1)を少なくとも70℃の温度となるように加熱する
ことを特徴とする請求項1記載の自動車用内燃機関の燃料混合気の空燃比の制御方法。 - 前記自動車用内燃機関(3)で発生した排気ガスを、当該排気ガスが前記制御センサ(1)に達する前に、前記排気管(5)内で混合する
ことを特徴とする請求項1又は2記載の自動車用内燃機関の燃料混合気の空燃比の制御方法。 - 前記少なくとも1つの触媒コンバータ(4)を、前記排気ガス内の炭化水素、一酸化炭素、窒素酸化物、含有微粒子のうちの少なくとも1つの成分の処理に使う
ことを特徴とする請求項1から3のうちの1つに記載の自動車用内燃機関の燃料混合気の空燃比の制御方法。 - 少なくとも1つの触媒コンバータ(4)と自動車用内燃機関(3)の燃料混合気の空燃比を制御するための1つの制御センサ(1)とを備えた少なくとも1つの排気管(5)を有し、前記制御センサ(1)が、1つの制御ユニット(6)に接続された自動車用内燃機関(3)の排気装置(2)であって、
前記少なくとも1つの触媒コンバータ(4)と前記制御センサ(1)と前記排気管(5)と前記制御ユニット(6)とが、請求項1から4のうちの1つに記載された方法を実施するべく設けられている
ことを特徴とする自動車用内燃機関の排気装置。 - 前記制御センサ(1)が、加熱可能なラムダセンサである
ことを特徴とする請求項5記載の自動車用内燃機関の排気装置。 - 前記少なくとも1つの触媒コンバータ(4)の排気ガス入口面(8)と前記制御センサ(1)との間の、少なくとも1つの領域(9)に、水ないし水蒸気の伝搬速度を減少するための手段が設けられた
ことを特徴とする請求項5又は6記載の自動車用内燃機関の排気装置。 - 前記制御センサ(1)が、少なくとも水ないし水蒸気に対する蓄積性能、および前記排気ガスに含まれている少なくとも1つの成分に対する触媒活性のうちの、少なくとも1つの性能を有する被覆(15)を備えた
ことを特徴とする請求項5から7のうちの1つに記載の自動車用内燃機関の排気装置。 - 請求項5から8のうちの1つに記載の自動車用内燃機関の排気装置(2)を備えた
ことを特徴とする車両。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102004027907A DE102004027907A1 (de) | 2004-06-09 | 2004-06-09 | Regelsystem für eine mobile Verbrennungskraftmaschine |
DE102004027907.1 | 2004-06-09 | ||
PCT/EP2005/005968 WO2005121533A1 (de) | 2004-06-09 | 2005-06-03 | Regelsystem für eine mobile verbrennungskraftmaschine |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008501887A JP2008501887A (ja) | 2008-01-24 |
JP5049126B2 true JP5049126B2 (ja) | 2012-10-17 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007526258A Expired - Fee Related JP5049126B2 (ja) | 2004-06-09 | 2005-06-03 | 自動車用内燃機関の燃料混合気の空燃比の制御方法 |
Country Status (8)
Country | Link |
---|---|
US (1) | US7874144B2 (ja) |
EP (1) | EP1753951A1 (ja) |
JP (1) | JP5049126B2 (ja) |
KR (1) | KR20070015243A (ja) |
CN (1) | CN1993542A (ja) |
DE (1) | DE102004027907A1 (ja) |
RU (1) | RU2395697C2 (ja) |
WO (1) | WO2005121533A1 (ja) |
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DE10208872C1 (de) * | 2002-03-01 | 2003-08-07 | Emitec Emissionstechnologie | Verfahren zum Herstellen eines Wabenkörpers, insbesondere für einen Katalysator-Trägerkörper in Abgasreinigungsanlagen von Brennkraftmaschinen, mit einem Flanschstück zur Aufnahme für einen Messfühler und entsprechend hergestellter Wabenkörper |
DE10232120A1 (de) * | 2002-07-16 | 2004-02-05 | Fev Motorentechnik Gmbh | Verfahren und Vorrichtung zum künstlichen Altern eines Kraftfahrzeugkatalysators |
DE10237512C1 (de) * | 2002-08-16 | 2003-11-13 | Emitec Emissionstechnologie | Metallischer Wabenkörper aus zumindest teilweise gelochten Blechlagen |
DE10303911B4 (de) * | 2003-01-31 | 2005-02-10 | Siemens Ag | Verfahren zur Überwachung des Anspringverhaltens eines Abgaskatalysatorsystems |
US7114325B2 (en) * | 2004-07-23 | 2006-10-03 | Ford Global Technologies, Llc | Control system with a sensor |
-
2004
- 2004-06-09 DE DE102004027907A patent/DE102004027907A1/de not_active Ceased
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2005
- 2005-06-03 WO PCT/EP2005/005968 patent/WO2005121533A1/de active Application Filing
- 2005-06-03 JP JP2007526258A patent/JP5049126B2/ja not_active Expired - Fee Related
- 2005-06-03 KR KR1020077000419A patent/KR20070015243A/ko active Search and Examination
- 2005-06-03 RU RU2007100135/06A patent/RU2395697C2/ru not_active IP Right Cessation
- 2005-06-03 EP EP05755958A patent/EP1753951A1/de not_active Withdrawn
- 2005-06-03 CN CNA2005800268067A patent/CN1993542A/zh active Pending
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Also Published As
Publication number | Publication date |
---|---|
DE102004027907A1 (de) | 2005-12-29 |
US7874144B2 (en) | 2011-01-25 |
RU2395697C2 (ru) | 2010-07-27 |
US20070089402A1 (en) | 2007-04-26 |
CN1993542A (zh) | 2007-07-04 |
JP2008501887A (ja) | 2008-01-24 |
KR20070015243A (ko) | 2007-02-01 |
EP1753951A1 (de) | 2007-02-21 |
WO2005121533A1 (de) | 2005-12-22 |
RU2007100135A (ru) | 2008-09-27 |
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