EP1844226A1 - Vorrichtung und verfahren zum ermitteln einer stellgr\sse eines reglers einer brennkraftmaschine - Google Patents
Vorrichtung und verfahren zum ermitteln einer stellgr\sse eines reglers einer brennkraftmaschineInfo
- Publication number
- EP1844226A1 EP1844226A1 EP06700759A EP06700759A EP1844226A1 EP 1844226 A1 EP1844226 A1 EP 1844226A1 EP 06700759 A EP06700759 A EP 06700759A EP 06700759 A EP06700759 A EP 06700759A EP 1844226 A1 EP1844226 A1 EP 1844226A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- exhaust gas
- lam
- fuel ratio
- cylinder
- filter
- 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.)
- Withdrawn
Links
Classifications
-
- 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
- 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
- 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
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
-
- 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
- F01N2570/00—Exhaust treating apparatus eliminating, absorbing or adsorbing specific elements or compounds
- F01N2570/14—Nitrogen oxides
-
- 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
-
- 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
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D2041/1413—Controller structures or design
- F02D2041/1431—Controller structures or design the system including an input-output delay
-
- 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
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D2041/1413—Controller structures or design
- F02D2041/1432—Controller structures or design the system including a filter, e.g. a low pass or high pass filter
-
- 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
- F02D41/1401—Introducing closed-loop corrections characterised by the control or regulation method
- F02D2041/1433—Introducing closed-loop corrections characterised by the control or regulation method using a model or simulation of the system
-
- 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
- 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
- F02D41/1456—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 with sensor output signal being linear or quasi-linear with the concentration of oxygen
-
- 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
- F02D41/1477—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation circuit or part of it,(e.g. comparator, PI regulator, output)
- F02D41/1481—Using a delaying circuit
Definitions
- the invention relates to a device and a method for determining a manipulated variable of a controller of an internal combustion engine with at least one cylinder, an exhaust tract in which an exhaust gas catalyst and an exhaust gas probe located in the exhaust gas catalyst are arranged.
- the controller is a lambda controller.
- a lambda control is known with a linear lambda probe, which is arranged upstream of a catalytic converter , and a binary lambda probe disposed downstream of the catalytic converter.
- a lambda setpoint is filtered by means of a filter that takes into account gas runtimes and sensor behavior.
- the lambda setpoint value thus filtered is the controlled variable of a PII ⁇ D lambda controller whose manipulated variable is an injection quantity correction.
- the object of the invention is to provide a device and a corresponding method for determining a manipulated variable of a controller of an internal combustion engine, which enables precise control of the internal combustion engine.
- the object is solved by the features of the independent claims.
- Advantageous embodiments of the invention are characterized in the subclaims.
- the invention is characterized by a device and a corresponding method for determining a manipulated variable of a controller of an internal combustion engine having at least one cylinder, an exhaust tract in which an exhaust gas catalyst and an exhaust gas probe located in the exhaust gas catalyst are arranged.
- the device is designed to determine a predetermined air / fuel ratio in the combustion chamber of the cylinder as a function of at least one operating variable of the internal combustion engine.
- Operating variables of the internal combustion engine include measured variables detected by corresponding sensors or also variables derived therefrom.
- the upstream region is related to the flow direction of the exhaust gas from the combustion chamber through the exhaust tract.
- the device is further configured to determine a detected air / fuel ratio in the combustion chamber of the cylinder depending on a measurement signal of the exhaust gas probe and for determining the manipulated variable by means of the controller depending on the filtered predetermined and detected air / fuel ratio in the combustion chamber of the cylinder ,
- the invention contributes to the controller being limited to a disturbance variable Compensation can be designed and thus a very precise setting of the predetermined air / fuel ratio is possible.
- a pilot control is particularly advantageous.
- a high control speed with a good robustness of the controller is easily possible.
- the device is designed to determine a dead time and / or a delay time depending on a speed and a load.
- the dead time and / or the delay time are input variables of the filter.
- an oxygen loading of the catalytic converter upstream of the exhaust gas probe is an input variable of the filter. This enables a particularly precise modeling of the dynamic behavior of the catalytic converter in the upstream region with respect to the exhaust gas probe.
- a degree of aging of the catalytic converter is an input variable of the filter.
- the filter comprises a Pade filter.
- the filter comprises a second order Pade filter. In this way, the dynamic behavior of the catalytic converter can be modeled very precisely with a reasonable amount of computation.
- the filter comprises a low-pass filter. This has the advantage of being simple and accurate.
- Advantageous embodiments of the method correspond to advantageous embodiments of the device.
- FIG 2 is a block diagram of a relevant to the invention part of a control device of the internal combustion engine according to Figure 1 and
- Figure 3 is a filter.
- An internal combustion engine (FIG. 1) comprises an intake tract 1, an engine block 2, a cylinder head 3 and an exhaust tract 4.
- the intake tract 1 preferably comprises a throttle valve 5, furthermore a collector 6 and an intake manifold 7, which leads to a cylinder Z1 via an intake passage is guided in the engine block 2.
- the engine block 2 further includes a Crankshaft 8, which is coupled via a connecting rod 10 with the piston 11 of the cylinder Zl.
- the cylinder head 3 includes a valvetrain having a gas inlet valve 12 and a gas outlet valve 13.
- the cylinder head 3 further includes an injection valve 18 and a spark plug 19.
- the injection valve 18 may also be arranged in the intake manifold 7.
- an exhaust gas catalyst is arranged, which is designed as a three-way catalyst 21. Furthermore, a further exhaust gas catalytic converter, which is designed as a NOx catalytic converter 23, is preferably arranged in the exhaust gas tract.
- a control device 25 is provided, which is associated with sensors which detect different measured variables and in each case determine the value of the measured variable.
- the control device 25 determines dependent on at least one of the measured variables manipulated variables, which are then converted into one or more actuating signals for controlling the actuators by means of corresponding actuators.
- the control device 25 may also be referred to as a device for controlling the internal combustion engine.
- the sensors are a pedal position sensor 26, which detects an accelerator pedal position of an accelerator pedal 27, an air mass sensor 28, which detects an air mass flow upstream of the throttle valve 5, a first temperature sensor 32, which detects an intake air temperature, a Saugrohr horrsen- sensor 34, which an intake manifold pressure in the collector 6 detects a crankshaft angle sensor 36, which detects a crankshaft angle, which is then assigned a speed.
- a first exhaust gas probe 42 is provided which is arranged in the three-way catalytic converter 21 and which detects a residual oxygen content of the exhaust gas and whose measurement signal MS1 is characteristic for the air / fuel ratio in the combustion chamber of the cylinder Z1 and upstream of the first exhaust gas probe before Oxidation of the fuel, hereinafter referred to as the air / fuel ratio in the cylinders Zl - Z4.
- the first exhaust gas probe 42 is disposed in the three-way catalyst such that a portion of the catalyst volume is upstream of the first exhaust gas probe 42.
- a second exhaust gas probe 43 is provided, which is arranged downstream of the three-way catalytic converter 42 and which detects a residual oxygen content of the exhaust gas and whose measurement signal is characteristic for the air / fuel ratio in the combustion chamber of the cylinder Zl and upstream of the second exhaust gas probe 43 before the oxidation of the Fuel, hereinafter referred to as the air / fuel ratio downstream of the catalytic converter.
- the first exhaust gas probe 42 is preferably a linear lambda probe.
- the second exhaust gas probe 43 is a binary lambda probe. However, it can also be a linear lambda probe.
- any subset of said sensors may be present, or additional sensors may be present.
- the actuators are, for example, the throttle valve 5, the gas inlet and gas outlet valves 12, 13, the injection valve 18 or the spark plug 19.
- the cylinder Zl also more cylinders Z2 to Z4 are preferably provided, which then also corresponding actuators and possibly. Sensors are assigned.
- a block diagram of a part of the control device 25 relevant to the invention is shown in FIG.
- a predetermined raw air / fuel ratio LAM_SP_RAW can be predefined in a particularly simple embodiment. However, it is preferably determined, for example, as a function of the current operating mode of the internal combustion engine, such as homogeneous or stratified operation, and / or depending on operating variables of the internal combustion engine. Operating variables include measured quantities and quantities derived therefrom.
- a forced excitation is determined and summed in the first summing point S1 with the predetermined raw air / fuel ratio LAM_SP_RAW.
- the output of the summing point is then a predetermined air / fuel ratio LAM SP in the combustion chambers of the cylinders Zl to Z4.
- the predetermined air-fuel ratio LAM SP is supplied to a block B2 which includes a pilot control and generates a lambda advance control factor LAM_FAC_PC depending on the predetermined air-fuel ratio LAM SP.
- a filter is formed, by means of which the predetermined air / fuel ratio LAM SP is filtered and thus a predetermined filtered air / fuel ratio LAM_SP_FIL is generated.
- a block B6 is provided, the input variables of which are a rotational speed N and / or a load LOAD.
- the load may for example be represented by the intake manifold pressure or else the air mass flow.
- Block B6 is designed to determine a dead time TT depending on the rotational speed N and / or the load LOAD.
- a map can be stored in block B6 and the dead time T_T can be determined by means of map interpolation.
- a block B8 is provided, whose input variables are the rotational speed N and / or the load LOAD.
- the block B8 is designed to determine a delay time T V as a function of its input variables, preferably by means of map interpolation via a map stored in the block B8.
- the maps are preferably determined in advance by experiments or simulations.
- the dead time T T and also the delay time T_V are characteristic of the dynamic behavior of the upstream region of the three-way catalyst 21 upstream of the first exhaust gas probe 42 with regard to its storage, reduction and / or oxidation behavior.
- the dead time T_T and / or the delay time T V are preferably input variables of the block B4 and thus of the filter.
- the filter preferably comprises a Pade filter, in particular a second order Pade filter, which approximates the dynamic behavior of the three-way catalyst 21 upstream of the first exhaust gas probe 42 as a function of the dead time T_T.
- the block B4 preferably also includes a low-pass filter which, in particular, approximates the behavior of the first exhaust gas probe 42 with regard to gas transit times and the catalyst behavior as a function of the delay time T V.
- preferred input variables of the block B4 are an oxygen charge 02_L0AD of the three-way catalytic converter 21 and / or Both the aging degree AGE and the oxygen loading 02 LOAD are preferably determined by means of suitable operating variables, such as the rotational speed N, the load LOAD and / or an air / fuel ratio, preferably by means of corresponding physical models of the Aging behavior of the three-way catalyst 21 and the oxygen loading of the three-way catalyst 21.
- both the aging degree AGE and the oxygen loading 02 LOAD affect filter parameters of the filter of the block B4.
- the degree of aging AGE and / or the oxygen loading 02_L0AD can also be input variables of the block B6 and / or of the block B8.
- the filter is preferably also designed to also take into account a gas running time from the combustion of the air / fuel mixture in the respective combustion chamber of the respective cylinder Z1 to Z4 toward the first lambda probe 42 and also the sensor behavior.
- the filter of the block B4 is shown schematically.
- it comprises a first filter 46 and a second filter 48.
- the first filter 46 is preferably designed as the second-order Pade filter.
- the line 50 represents the time profile of the predetermined air / fuel ratio LAM SP.
- the line 52 represents the output of the first filter 46, which is also the input of the second filter 48, which is preferably a low-pass filter, in particular a first-order low-pass filter.
- the line 54 represents the output of the second filter 48, which may be, for example, the time profile of the filtered air / fuel ratio LAM SP FIL.
- a trim controller is formed, which is preferably designed as a PI controller.
- the trim controller the measurement signal MS2 of the second exhaust gas probe 43 is supplied.
- Its manipulated variable is a displacement value for an air / fuel ratio LAM AV detected by the first exhaust gas probe 42 in the combustion chambers of the cylinders Z1 to Z4, which is determined as a function of the measurement signal MS1 of the first exhaust gas probe 42.
- the sum of the detected air / fuel ratio LAM AV and the shift value is determined, and thus a corrected detected air / fuel ratio LAM_AV_COR is determined.
- a control difference D LAM the input quantity of the block B12, is determined in a third summation point S3 by forming a difference.
- a lambda controller is formed, preferably as a PII ⁇ D controller.
- the manipulated variable of the lambda controller of the block B12 is a lambda control factor LAM_FAC_FB.
- a block B14 is provided in which, depending on the load LOAD and the predetermined air / fuel ratio LAM SP, a fuel mass MFF to be metered is determined.
- the load is preferably an air mass per working cycle flowing into the respective combustion chamber of the respective cylinder Z1-Z4.
- a corrected fuel quantity MFF COR to be metered is determined by forming the product of the fuel mass MFF to be metered, the lambda advance control factor LAM_FAC_PC and the lambda control factor LAM FAC FB.
- the injection valve 18 is then driven in accordance with the metering of the corrected metered fuel mass MFF COR.
- the lambda control factor LAM_FAC_FB can also be used for diagnostic purposes, for example.
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Exhaust Gas After Treatment (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102005004441A DE102005004441B3 (de) | 2005-01-31 | 2005-01-31 | Vorrichtung und Verfahren zum Ermitteln einer Stellgröße eines Reglers einer Brennkraftmaschine |
PCT/EP2006/050040 WO2006082116A1 (de) | 2005-01-31 | 2006-01-04 | Vorrichtung und verfahren zum ermitteln einer stellgrösse eines reglers einer brennkraftmaschine |
Publications (1)
Publication Number | Publication Date |
---|---|
EP1844226A1 true EP1844226A1 (de) | 2007-10-17 |
Family
ID=35613065
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP06700759A Withdrawn EP1844226A1 (de) | 2005-01-31 | 2006-01-04 | Vorrichtung und verfahren zum ermitteln einer stellgr\sse eines reglers einer brennkraftmaschine |
Country Status (4)
Country | Link |
---|---|
US (1) | US7502683B2 (de) |
EP (1) | EP1844226A1 (de) |
DE (1) | DE102005004441B3 (de) |
WO (1) | WO2006082116A1 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102005034690B3 (de) * | 2005-07-25 | 2007-01-04 | Siemens Ag | Verfahren und Vorrichtung zum Anpassen des Erfassens eines Messsignals einer Abgassonde |
DE102005059794B3 (de) * | 2005-12-14 | 2007-03-29 | Siemens Ag | Verfahren und Vorrichtung zum Kalibrieren einer Abgassonde und Verfahren und Vorrichtung zum Betreiben einer Brennkraftmaschine |
DE102007022592A1 (de) * | 2007-05-14 | 2008-11-27 | Robert Bosch Gmbh | Verfahren zur Bestimmung einer Kraftstoffzusammensetzung |
DE102008024177B3 (de) * | 2008-05-19 | 2009-09-03 | Continental Automotive Gmbh | Verfahren, Vorrichtung und System zur Diagnose eines NOx-Sensors für eine Brennkraftmaschine |
DE102008058008B3 (de) * | 2008-11-19 | 2010-02-18 | Continental Automotive Gmbh | Vorrichtung zum Betreiben einer Brennkraftmaschine |
US8793058B2 (en) * | 2010-10-12 | 2014-07-29 | Toyota Jidosha Kabushiki Kaisha | Control device for internal combustion engine |
DE102012209384A1 (de) * | 2012-06-04 | 2013-12-05 | Robert Bosch Gmbh | Verfahren und Vorrichtung zum Durchführen einer adaptiven Regelung einer Stellung eines Stellglieds eines Stellgebers |
DE102014019195B4 (de) * | 2014-12-19 | 2023-01-19 | Audi Ag | Verfahren zum Betreiben einer Antriebseinrichtung sowie entsprechende Antriebseinrichtung |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3826527A1 (de) * | 1988-08-04 | 1990-02-08 | Bosch Gmbh Robert | Stereolambdaregelung |
DE4024210C2 (de) * | 1990-07-31 | 1999-09-02 | Bosch Gmbh Robert | Verfahren zur Lambdaregelung einer Brennkraftmaschine mit Katalysator |
DE4112478C2 (de) * | 1991-04-17 | 2001-03-08 | Bosch Gmbh Robert | Verfahren und Vorrichtung zum Beurteilen des Alterungszustandes eines Katalysators |
US5623913A (en) | 1995-02-27 | 1997-04-29 | Honda Giken Kogyo Kabushiki Kaisha | Fuel injection control apparatus |
DE19606652B4 (de) * | 1996-02-23 | 2004-02-12 | Robert Bosch Gmbh | Verfahren der Einstellung des Kraftstoff-Luftverhältnisses für eine Brennkraftmaschine mit nachgeschaltetem Katalysator |
FR2746851B1 (fr) | 1996-03-27 | 1998-04-30 | Siemens Automotive Sa | Procede et dispositif de regulation en boucle fermee de la richesse d'un melange air/carburant destine a l'alimentation d'un moteur a combustion interne |
JP3261038B2 (ja) * | 1996-04-05 | 2002-02-25 | 本田技研工業株式会社 | 内燃機関の空燃比制御装置 |
JP4265704B2 (ja) | 1999-04-14 | 2009-05-20 | 本田技研工業株式会社 | 内燃機関の空燃比制御装置及びプラントの制御装置 |
US6591183B2 (en) * | 2000-04-21 | 2003-07-08 | Denso Corporation | Control apparatus for internal combustion engine |
DE10042010C2 (de) * | 2000-08-26 | 2002-08-22 | Bosch Gmbh Robert | Vorrichtung zur Abgasbehandlung |
DE10147491A1 (de) * | 2001-09-26 | 2003-04-24 | Bosch Gmbh Robert | Verfahren zur Regelung des Kraftstoff/Luftverhältnisses für einen Verbrennungsmotor |
FR2832183B1 (fr) * | 2001-11-13 | 2005-10-28 | Peugeot Citroen Automobiles Sa | Systeme d'aide a la regeneration d'un filtre a particules catalyse dispose dans une ligne d'echappement de moteur diesel de vehicule automobile |
DE10250219A1 (de) * | 2002-10-23 | 2004-05-06 | Volkswagen Ag | Regler und Verfahren zur Regelung eines in einem Abgaskanal einer Verbrennungskraftmaschine angeordneten NOx-Sensors |
DE10253739B3 (de) * | 2002-11-19 | 2004-05-06 | Mtu Friedrichshafen Gmbh | Verfahren zur Drehzahl-Regelung einer Brennkraftmaschine |
-
2005
- 2005-01-31 DE DE102005004441A patent/DE102005004441B3/de not_active Expired - Fee Related
-
2006
- 2006-01-04 WO PCT/EP2006/050040 patent/WO2006082116A1/de active Application Filing
- 2006-01-04 US US11/883,100 patent/US7502683B2/en not_active Expired - Fee Related
- 2006-01-04 EP EP06700759A patent/EP1844226A1/de not_active Withdrawn
Non-Patent Citations (2)
Title |
---|
BASSHUYSEN V ET AL: "Handbuch Verbrennungsmotor", 1 January 2002, HANDBUCH VERBRENNUNGSMOTOR : GRUNDLAGEN, KOMPONENTEN, SYSTEME, PERSPEKTIVEN, WIESBADEN : VIEWEG VERLAG, DE, PAGE(S) 559 - 561,568, ISBN: 978-3-528-13933-9, XP002351673 * |
See also references of WO2006082116A1 * |
Also Published As
Publication number | Publication date |
---|---|
US7502683B2 (en) | 2009-03-10 |
WO2006082116A1 (de) | 2006-08-10 |
US20080120017A1 (en) | 2008-05-22 |
DE102005004441B3 (de) | 2006-02-09 |
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