JP2013515896A - 燃焼エンジン内のNOx排出推定のための方法及び装置 - Google Patents
燃焼エンジン内のNOx排出推定のための方法及び装置 Download PDFInfo
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- JP2013515896A JP2013515896A JP2012545320A JP2012545320A JP2013515896A JP 2013515896 A JP2013515896 A JP 2013515896A JP 2012545320 A JP2012545320 A JP 2012545320A JP 2012545320 A JP2012545320 A JP 2012545320A JP 2013515896 A JP2013515896 A JP 2013515896A
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- 238000000034 method Methods 0.000 title claims description 34
- 238000002485 combustion reaction Methods 0.000 title claims description 10
- 230000003044 adaptive effect Effects 0.000 claims abstract description 18
- 238000004590 computer program Methods 0.000 claims description 6
- 238000001514 detection method Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 description 24
- 238000005259 measurement Methods 0.000 description 19
- 238000012937 correction Methods 0.000 description 14
- 238000010586 diagram Methods 0.000 description 4
- 239000000446 fuel Substances 0.000 description 4
- 238000002347 injection Methods 0.000 description 4
- 239000007924 injection Substances 0.000 description 4
- 239000007789 gas Substances 0.000 description 3
- MWUXSHHQAYIFBG-UHFFFAOYSA-N nitrogen oxide Inorganic materials O=[N] MWUXSHHQAYIFBG-UHFFFAOYSA-N 0.000 description 3
- 239000000654 additive Substances 0.000 description 2
- 230000000996 additive effect Effects 0.000 description 2
- 239000003054 catalyst Substances 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006722 reduction reaction Methods 0.000 description 2
- 230000001052 transient effect Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
Classifications
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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
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—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 NOx content or concentration
-
- 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
- F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
- F02D41/0047—Controlling exhaust gas recirculation [EGR]
- F02D41/005—Controlling exhaust gas recirculation [EGR] according to engine operating conditions
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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
- F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
- F02D41/146—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 NOx content or concentration
- F02D41/1461—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 NOx content or concentration of the exhaust gases emitted by the engine
-
- 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
- F02D41/146—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 NOx content or concentration
- F02D41/1461—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 NOx content or concentration of the exhaust gases emitted by the engine
- F02D41/1462—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 NOx content or concentration of the exhaust gases emitted by the engine with determination means using an estimation
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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
- F02D41/24—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means
- F02D41/2406—Electrical control of supply of combustible mixture or its constituents characterised by the use of digital means using essentially read only memories
- F02D41/2425—Particular ways of programming the data
- F02D41/2429—Methods of calibrating or learning
- F02D41/2451—Methods of calibrating or learning characterised by what is learned or calibrated
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/45—Sensors specially adapted for EGR systems
- F02M26/46—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition
- F02M26/47—Sensors specially adapted for EGR systems for determining the characteristics of gases, e.g. composition the characteristics being temperatures, pressures or flow rates
-
- 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
- F02D41/1402—Adaptive control
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/13—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories
- F02M26/22—Arrangement or layout of EGR passages, e.g. in relation to specific engine parts or for incorporation of accessories with coolers in the recirculation passage
- F02M26/23—Layout, e.g. schematics
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M26/00—Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air mixture, e.g. by exhaust gas recirculation [EGR] systems
- F02M26/50—Arrangements or methods for preventing or reducing deposits, corrosion or wear caused by impurities
-
- 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
- Y02T10/40—Engine management systems
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Analytical Chemistry (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Combined Controls Of Internal Combustion Engines (AREA)
- Feedback Control In General (AREA)
- Exhaust-Gas Circulating Devices (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Output Control And Ontrol Of Special Type Engine (AREA)
Abstract
Description
2 EGR測定補正ブロック
3 EGR設定点
3’EGR設定点
4 EGR制御装置
4’EGRフィード・フォワード制御ブロック
5 入力ブロック
5’入力ブロック
5”入力ブロック
6 NOx推定ブロック
6’ 推定手段
6” NOx推定手段
7 NOxセンサ
7’ NOxセンサ
7” NOxセンサ
8 適応ブロック
8’ 適応ブロック
8” NOx適応
Claims (12)
- 車両の燃焼エンジンのNOx排出を推定する方法において、前記車両はNOx検知手段(7)を備え、前記方法は、前記NOx検知手段(7)から得られる第一測定値と第二推定NOx値との間の差分によって与えられる誤差値によって、NOx排出を制御するステップを有することを特徴とする方法。
- エンジン内の前記誤差値によってEGR率を制御するステップを備え、該ステップは、前記EGR率、又はEGR質量流量、又は新鮮な空気の質量流量の測定又は算出のための複数のステップを有することを特徴とする、請求項1に記載の方法。
- EGR測定装置を持たないエンジンにおいて、NOx推定を調整するステップを有することを特徴とする、請求項1又は2に記載の方法。
- 前記誤差値が適応フィルタによって除去されることを特徴とする、請求項1乃至3のいずれか1項に記載の方法。
- 前記適応フィルタが、積算器、及び/又は適応曲線、及び/又は適応マップであることを特徴とする、請求項4に記載の方法。
- 前記適応フィルタの出力が、EGR設定点である参照値から減算され、その減算の結果がEGR制御の一つの入力であることを特徴とする、請求項4に記載の方法。
- 前記適応フィルタの出力が、EGRフィード・フォワード制御の一つの入力であることを特徴とする、請求項4に記載の方法。
- 前記誤差値が、前記NOx推定を実行するために、フィードバックされることを特徴とする、請求項3又は4に記載の方法。
- 車両の燃焼エンジンにおけるNOx排出を推定する装置において、請求項1乃至8のいずれか1項に記載の方法を実行する手段を備えることを特徴とする装置。
- 燃焼エンジン内のEGRシステムを制御する装置において、請求項1、2、4、5、6、及び7のいずれか1項に記載の方法を実行する手段を備えることを特徴とする装置。
- コンピュータ・プログラムにおいて、前記プログラムがコンピュータ上で実行される際、請求項1乃至8のいずれか1項に記載の全てのステップを実行するよう適合されているコンピュータ・プログラム・コード手段を備えることを特徴とする、コンピュータ・プログラム。
- 自身に記録されるプログラムを有するコンピュータ読取り可能な記録媒体において、前記コンピュータ読取り可能な記録媒体は、前記プログラムがコンピュータ上で実行される際、請求項1乃至8のいずれか1項に記載の全てのステップを実行するよう適合されているコンピュータ・プログラム・コード手段を備えることを特徴とする、コンピュータ読取り可能な記録媒体。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP09180646.3 | 2009-12-23 | ||
EP09180646.3A EP2339152B1 (en) | 2009-12-23 | 2009-12-23 | Method and device for controlling an EGR system in a combustion engines |
PCT/EP2010/070472 WO2011076838A1 (en) | 2009-12-23 | 2010-12-22 | Method and device for estimating nox emissions in combustion engines |
Publications (3)
Publication Number | Publication Date |
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JP2013515896A true JP2013515896A (ja) | 2013-05-09 |
JP2013515896A5 JP2013515896A5 (ja) | 2015-05-21 |
JP6143459B2 JP6143459B2 (ja) | 2017-06-07 |
Family
ID=42126062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012545320A Active JP6143459B2 (ja) | 2009-12-23 | 2010-12-22 | 燃焼エンジン内のNOx排出量推定のための方法及び装置 |
Country Status (9)
Country | Link |
---|---|
US (1) | US8915063B2 (ja) |
EP (3) | EP2617972A1 (ja) |
JP (1) | JP6143459B2 (ja) |
CN (1) | CN102741530B (ja) |
AU (1) | AU2010334854B2 (ja) |
BR (1) | BR112012015672B1 (ja) |
ES (1) | ES2427763T3 (ja) |
RU (1) | RU2557668C2 (ja) |
WO (1) | WO2011076838A1 (ja) |
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US10539058B2 (en) | 2015-08-05 | 2020-01-21 | Cummins Emission Solutions Inc. | Oxygen correction for engine-out NOx estimates using a NOx sensor of an aftertreatment system |
US10272779B2 (en) | 2015-08-05 | 2019-04-30 | Garrett Transportation I Inc. | System and approach for dynamic vehicle speed optimization |
CN106609713A (zh) * | 2015-10-19 | 2017-05-03 | 北汽福田汽车股份有限公司 | 降低废气中的nox的方法和装置及排气再循环系统 |
US10415492B2 (en) | 2016-01-29 | 2019-09-17 | Garrett Transportation I Inc. | Engine system with inferential sensor |
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CN106321206B (zh) * | 2016-08-30 | 2018-12-14 | 潍柴动力股份有限公司 | 一种实时在线计算的NOx排放监控方法 |
EP3548729B1 (en) | 2016-11-29 | 2023-02-22 | Garrett Transportation I Inc. | An inferential flow sensor |
US10190521B2 (en) * | 2017-05-30 | 2019-01-29 | GM Global Technology Operations LLC | Determination of nitrogen oxide concentration in engine exhaust gas |
US11057213B2 (en) | 2017-10-13 | 2021-07-06 | Garrett Transportation I, Inc. | Authentication system for electronic control unit on a bus |
FR3074524B1 (fr) | 2017-12-05 | 2021-03-19 | Continental Automotive France | Systeme et procede de commande d'un moteur a combustion interne muni d'un systeme de post traitement des gaz d'echappement de type a catalyse selective |
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CN108825344B (zh) * | 2018-06-08 | 2020-12-15 | 无锡威孚力达催化净化器有限责任公司 | 一种NOx传感器测量值合理性判断方法及装置 |
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CN111894746B (zh) * | 2020-07-24 | 2021-11-12 | 东风商用车有限公司 | 一种发动机裸机排放的闭环调节方法及装置 |
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2009
- 2009-12-23 EP EP13164108.6A patent/EP2617972A1/en not_active Ceased
- 2009-12-23 EP EP09180646.3A patent/EP2339152B1/en active Active
- 2009-12-23 EP EP13160587.5A patent/EP2617975A1/en not_active Withdrawn
- 2009-12-23 ES ES09180646T patent/ES2427763T3/es active Active
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2010
- 2010-12-22 AU AU2010334854A patent/AU2010334854B2/en active Active
- 2010-12-22 US US13/261,335 patent/US8915063B2/en active Active
- 2010-12-22 JP JP2012545320A patent/JP6143459B2/ja active Active
- 2010-12-22 RU RU2012131311/07A patent/RU2557668C2/ru active
- 2010-12-22 CN CN201080059569.5A patent/CN102741530B/zh active Active
- 2010-12-22 BR BR112012015672A patent/BR112012015672B1/pt active IP Right Grant
- 2010-12-22 WO PCT/EP2010/070472 patent/WO2011076838A1/en active Application Filing
Patent Citations (6)
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JP2002371893A (ja) * | 2001-06-15 | 2002-12-26 | Toyota Motor Corp | 内燃機関の制御装置 |
JP2003155957A (ja) * | 2001-09-04 | 2003-05-30 | Mitsubishi Motors Corp | Egr制御装置及びegr制御方法 |
JP2006183558A (ja) * | 2004-12-27 | 2006-07-13 | Nissan Motor Co Ltd | エンジンの制御装置 |
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US8915063B2 (en) | 2014-12-23 |
WO2011076838A1 (en) | 2011-06-30 |
JP6143459B2 (ja) | 2017-06-07 |
EP2617972A1 (en) | 2013-07-24 |
AU2010334854B2 (en) | 2014-07-31 |
EP2617975A1 (en) | 2013-07-24 |
BR112012015672B1 (pt) | 2019-12-03 |
EP2339152B1 (en) | 2013-06-19 |
CN102741530A (zh) | 2012-10-17 |
RU2012131311A (ru) | 2014-01-27 |
ES2427763T3 (es) | 2013-10-31 |
AU2010334854A1 (en) | 2012-08-09 |
RU2557668C2 (ru) | 2015-07-27 |
EP2339152A1 (en) | 2011-06-29 |
BR112012015672A2 (pt) | 2016-08-23 |
CN102741530B (zh) | 2015-09-09 |
US20120285145A1 (en) | 2012-11-15 |
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