EP2756180A1 - Method and device for control path modification - Google Patents
Method and device for control path modificationInfo
- Publication number
- EP2756180A1 EP2756180A1 EP12745806.5A EP12745806A EP2756180A1 EP 2756180 A1 EP2756180 A1 EP 2756180A1 EP 12745806 A EP12745806 A EP 12745806A EP 2756180 A1 EP2756180 A1 EP 2756180A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- controller
- lambda
- exhaust gas
- probe
- behavior
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000012986 modification Methods 0.000 title claims abstract description 9
- 230000004048 modification Effects 0.000 title claims abstract description 9
- 239000000523 sample Substances 0.000 claims abstract description 57
- 230000006978 adaptation Effects 0.000 claims abstract description 10
- 238000002485 combustion reaction Methods 0.000 claims abstract description 9
- 230000032683 aging Effects 0.000 claims abstract description 5
- 238000013461 design Methods 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 claims abstract 2
- 238000005086 pumping Methods 0.000 claims description 5
- 238000011156 evaluation Methods 0.000 claims description 4
- 229910052698 phosphorus Inorganic materials 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 33
- 239000000203 mixture Substances 0.000 description 7
- 239000000446 fuel Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 230000000087 stabilizing effect Effects 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000003321 amplification Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 229910002091 carbon monoxide Inorganic materials 0.000 description 1
- 239000003054 catalyst Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 238000003745 diagnosis Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000009191 jumping Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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
- F02D41/1473—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method
- F02D41/1474—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the regulation method by detecting the commutation time of the sensor
-
- 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
- Output signal of the digital PID controller is fed back with an applicable factor smaller than 1 and the feedback is taken into account in a next time step of the digital PID controller. This can be particularly beneficial to the
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102011082641A DE102011082641A1 (en) | 2011-09-14 | 2011-09-14 | Method and device for controlled system modification |
PCT/EP2012/064417 WO2013037551A1 (en) | 2011-09-14 | 2012-07-23 | Method and device for control path modification |
Publications (2)
Publication Number | Publication Date |
---|---|
EP2756180A1 true EP2756180A1 (en) | 2014-07-23 |
EP2756180B1 EP2756180B1 (en) | 2018-01-10 |
Family
ID=46642493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP12745806.5A Active EP2756180B1 (en) | 2011-09-14 | 2012-07-23 | Method and device for control path modification |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP2756180B1 (en) |
JP (1) | JP5931201B2 (en) |
CN (1) | CN103782015B (en) |
DE (1) | DE102011082641A1 (en) |
WO (1) | WO2013037551A1 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104102788B (en) * | 2014-07-25 | 2017-06-13 | 国网上海市电力公司 | A kind of speed regulating method based on combined cycle gas turbine system model |
DE102015205049A1 (en) * | 2015-03-20 | 2016-09-22 | Robert Bosch Gmbh | Method for operating a lambda controller of an internal combustion engine, device for carrying out the method, control unit program and control unit program product |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3408635A1 (en) * | 1984-03-09 | 1985-09-12 | Robert Bosch Gmbh, 7000 Stuttgart | LAMBDA-CONTROLLED MIXING SYSTEM FOR AN INTERNAL COMBUSTION ENGINE |
JPS6285150A (en) * | 1985-09-28 | 1987-04-18 | フオルクスウア−ゲン・アクチエンゲゼルシヤフト | Device for mixing and adjusting gasoline and air in engine with lambda sonde |
DE3727369A1 (en) | 1987-08-17 | 1989-03-02 | Bosch Gmbh Robert | CONTROL SYSTEM |
DE19516239C2 (en) * | 1995-05-03 | 2001-07-19 | Siemens Ag | Method for parameterizing a linear lambda controller for an internal combustion engine |
JP3663794B2 (en) * | 1997-01-10 | 2005-06-22 | 株式会社デンソー | Method and apparatus for measuring steady deviation of PID control circuit |
DE19844994C2 (en) | 1998-09-30 | 2002-01-17 | Siemens Ag | Method for diagnosing a continuous lambda probe |
DE19941051C2 (en) * | 1999-08-28 | 2003-10-23 | Bosch Gmbh Robert | Sensor element for determining the oxygen concentration in gas mixtures and method for producing the same |
US6406422B1 (en) * | 2000-03-02 | 2002-06-18 | Levram Medical Devices, Ltd. | Ventricular-assist method and apparatus |
JP3854040B2 (en) * | 2000-06-15 | 2006-12-06 | 株式会社日立製作所 | Air-fuel ratio detection device for internal combustion engine |
DE10304245B3 (en) * | 2003-02-03 | 2004-07-15 | Siemens Ag | Sampling adapting method for lambda probe signal values in multi-cylinder IC engine, with cylinder-selective lambda regulation adjusting sampling time points for individual cylinders |
DE102006061565A1 (en) | 2006-12-27 | 2008-07-03 | Robert Bosch Gmbh | Circuit arrangement for controlling air-fuel mixture of internal combustion engine, has measuring resistor detecting limiting current, and pump voltage adjusting unit adjusting pump voltage depending on supply voltage |
JP4320744B2 (en) * | 2007-04-18 | 2009-08-26 | 株式会社デンソー | Control device for internal combustion engine |
JP4240132B2 (en) * | 2007-04-18 | 2009-03-18 | 株式会社デンソー | Control device for internal combustion engine |
DE102007062655A1 (en) * | 2007-12-24 | 2009-06-25 | Iav Gmbh Ingenieurgesellschaft Auto Und Verkehr | Method for setting fuel or air mixture ratios of internal combustion engine, involves adjusting desired fuel or air mixture that is dependent on measuring signal of lambda sensor formed as spring sensor |
DE102008001569B4 (en) * | 2008-04-04 | 2021-03-18 | Robert Bosch Gmbh | Method and device for adapting a dynamic model of an exhaust gas probe |
JP5446759B2 (en) * | 2009-11-13 | 2014-03-19 | マツダ株式会社 | Engine abnormality detection method and abnormality detection apparatus |
-
2011
- 2011-09-14 DE DE102011082641A patent/DE102011082641A1/en not_active Withdrawn
-
2012
- 2012-07-23 CN CN201280044904.3A patent/CN103782015B/en active Active
- 2012-07-23 WO PCT/EP2012/064417 patent/WO2013037551A1/en unknown
- 2012-07-23 JP JP2014528913A patent/JP5931201B2/en active Active
- 2012-07-23 EP EP12745806.5A patent/EP2756180B1/en active Active
Non-Patent Citations (1)
Title |
---|
See references of WO2013037551A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2014530313A (en) | 2014-11-17 |
EP2756180B1 (en) | 2018-01-10 |
DE102011082641A1 (en) | 2013-03-14 |
JP5931201B2 (en) | 2016-06-08 |
CN103782015B (en) | 2017-02-15 |
WO2013037551A1 (en) | 2013-03-21 |
CN103782015A (en) | 2014-05-07 |
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