JP6791096B2 - 車両の排気浄化システムの制御装置および制御方法 - Google Patents
車両の排気浄化システムの制御装置および制御方法 Download PDFInfo
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- JP6791096B2 JP6791096B2 JP2017205453A JP2017205453A JP6791096B2 JP 6791096 B2 JP6791096 B2 JP 6791096B2 JP 2017205453 A JP2017205453 A JP 2017205453A JP 2017205453 A JP2017205453 A JP 2017205453A JP 6791096 B2 JP6791096 B2 JP 6791096B2
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- 238000000746 purification Methods 0.000 title claims description 147
- 238000000034 method Methods 0.000 title claims description 36
- 239000003054 catalyst Substances 0.000 claims description 130
- 230000009471 action Effects 0.000 claims description 79
- 238000010438 heat treatment Methods 0.000 claims description 69
- 238000002485 combustion reaction Methods 0.000 claims description 38
- 230000004913 activation Effects 0.000 claims description 32
- 238000001514 detection method Methods 0.000 claims description 22
- 238000005485 electric heating Methods 0.000 claims description 11
- 239000007789 gas Substances 0.000 description 115
- 230000008569 process Effects 0.000 description 23
- 230000003197 catalytic effect Effects 0.000 description 10
- 230000007246 mechanism Effects 0.000 description 10
- 239000002245 particle Substances 0.000 description 6
- 239000000446 fuel Substances 0.000 description 3
- 238000011144 upstream manufacturing Methods 0.000 description 3
- 241000220317 Rosa Species 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000004215 Carbon black (E152) Substances 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009499 grossing Methods 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical class 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000000615 nonconductor Substances 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000001172 regenerating effect Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 230000000979 retarding effect Effects 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
- F01N3/2013—Periodically heating or cooling catalytic reactors, e.g. at cold starting or overheating using electric or magnetic heating means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/34—Chemical or biological purification of waste gases
- B01D53/92—Chemical or biological purification of waste gases of engine exhaust gases
- B01D53/94—Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
-
- 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
- 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
-
- 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
- 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
- F01N2240/00—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being
- F01N2240/16—Combination or association of two or more different exhaust treating devices, or of at least one such device with an auxiliary device, not covered by indexing codes F01N2230/00 or F01N2250/00, one of the devices being an electric heater, i.e. a resistance heater
-
- 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
- F01N2560/025—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being an exhaust gas sensor for measuring or detecting O2, e.g. lambda sensors
-
- 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
- F01N2590/00—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines
- F01N2590/11—Exhaust or silencing apparatus adapted to particular use, e.g. for military applications, airplanes, submarines for hybrid vehicles
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/10—Parameters used for exhaust control or diagnosing said parameters being related to the vehicle or its components
-
- 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
- F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
- F01N2900/06—Parameters used for exhaust control or diagnosing
- F01N2900/16—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust apparatus, e.g. particulate filter or catalyst
- F01N2900/1602—Temperature of exhaust gas apparatus
-
- 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
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Combustion & Propulsion (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Biomedical Technology (AREA)
- Environmental & Geological Engineering (AREA)
- Analytical Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Exhaust Gas After Treatment (AREA)
- Exhaust Gas Treatment By Means Of Catalyst (AREA)
Description
Claims (6)
- 車両の内燃機関(10)の排気通路(11)に設けられる排気浄化触媒(21)と、電力の供給により前記排気浄化触媒を加熱する電気加熱装置(23)と、を備える排気浄化システム(20)を制御する制御装置(40)であって、
前記車両の起動操作前に行われる複数の前記起動操作の予備的行為を検知して、その起動操作が行われることを予測する予測部(43)と、
前記予測部が前記起動操作が行われると予測したことを条件として、前記電気加熱装置によって前記排気浄化触媒を加熱する加熱制御部(42)と、を備え、
複数の前記予備的行為が予め設定されており、
前記予測部は、
前記複数の予備的行為の検知信号を積算した積算値を算出し、前記積算値が所定の閾値を超える場合に、前記起動操作が行われると予測し、
前記複数の予備的行為の行われる順序に従って、前記順序がより起動操作に近い序列で行われるほど前記予備的行為の検知信号を重み付けして前記積算値を算出する、制御装置。 - 前記閾値は、前記予測部による予測が行われる予測期間中に経時的に大きくなる請求項1に記載の制御装置。
- 前記予測部は、前記予備的行為が少なくとも1以上検知された後に、前記車両の起動操作が行われないことが予測される中止行為を検知して、その起動操作が行われないことを予測し、
前記加熱制御部は、前記予測部が前記起動操作が行われないと予測したことを条件として、前記電気加熱装置による前記排気浄化触媒の加熱を中止する請求項1または2のいずれかに記載の制御装置。 - 前記予測部は、定常的に検知される行為を前記予備的行為から除外する請求項1〜3のいずれかに記載の制御装置。
- 前記予測部は、乗員の車両への接近、ドアの解錠、ドアの開閉、乗員のシートへの着座、またはシートベルト装着のうちのいずれか1以上の行為を前記予備的行為として検知する請求項1〜4のいずれかに記載の制御装置。
- 車両の内燃機関(10)の排気通路(11)に設けられる排気浄化触媒(21)と、電力の供給により前記排気浄化触媒を加熱する電気加熱装置(23)と、を備える排気浄化システム(20)を制御する制御方法であって、
前記車両の起動操作前に行われる複数の前記起動操作の予備的行為を検知して、その起動操作が行われることを予測する予測ステップ(S102〜S104)と、
前記予測ステップで前記起動操作が行われると予測されたことを条件として、前記電気加熱装置によって前記排気浄化触媒を加熱する加熱制御ステップ(S105〜S111)と、を含み、
複数の前記予備的行為が予め設定されており、
前記予測ステップは、
前記複数の予備的行為の検知信号を積算した積算値を算出し、前記積算値が所定の閾値を超える場合に、前記起動操作が行われると予測し、
前記複数の予備的行為の行われる順序に従って、前記順序がより起動操作に近い序列で行われるほど前記予備的行為の検知信号を重み付けして前記積算値を算出する、制御方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2017205453A JP6791096B2 (ja) | 2017-10-24 | 2017-10-24 | 車両の排気浄化システムの制御装置および制御方法 |
DE112018004701.6T DE112018004701T5 (de) | 2017-10-24 | 2018-10-19 | Steuervorrichtung und steuerverfahren für ein abgasreinigungssystem in einem fahrzeug |
PCT/JP2018/039076 WO2019082824A1 (ja) | 2017-10-24 | 2018-10-19 | 車両の排気浄化システムの制御装置および制御方法 |
US16/845,388 US11085343B2 (en) | 2017-10-24 | 2020-04-10 | Control apparatus and control method for exhaust purification system in vehicle |
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JP2017205453A JP6791096B2 (ja) | 2017-10-24 | 2017-10-24 | 車両の排気浄化システムの制御装置および制御方法 |
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JP2019078216A JP2019078216A (ja) | 2019-05-23 |
JP2019078216A5 JP2019078216A5 (ja) | 2020-01-30 |
JP6791096B2 true JP6791096B2 (ja) | 2020-11-25 |
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US (1) | US11085343B2 (ja) |
JP (1) | JP6791096B2 (ja) |
DE (1) | DE112018004701T5 (ja) |
WO (1) | WO2019082824A1 (ja) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6958484B2 (ja) * | 2018-05-29 | 2021-11-02 | トヨタ自動車株式会社 | 車両用制御装置 |
US11788451B2 (en) * | 2020-05-28 | 2023-10-17 | Nissan Motor Co., Ltd. | Control method and control device for internal combustion engine |
JP2022021564A (ja) * | 2020-07-22 | 2022-02-03 | 日野自動車株式会社 | 排気浄化装置 |
DE102021200331A1 (de) * | 2021-01-15 | 2022-07-21 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren zum Betreiben eines Abgaskatalysators |
CN113442898B (zh) * | 2021-06-18 | 2024-04-09 | 浙江吉利控股集团有限公司 | 三元催化器预加热控制方法、系统、车辆及存储介质 |
EP4159984A1 (en) | 2021-10-04 | 2023-04-05 | Volvo Truck Corporation | Exhaust after-treatment system for converting nox emissions in exhaust gases from an engine |
EP4159981A1 (en) * | 2021-10-04 | 2023-04-05 | Volvo Truck Corporation | A method for preconditioning at least a part of an engine system of a vehicle |
FR3137129B1 (fr) * | 2022-06-28 | 2024-05-10 | Renault | Procédé de préchauffe d’un dispositif de post traitement |
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JPH04136410A (ja) * | 1990-09-28 | 1992-05-11 | Suzuki Motor Corp | 排ガス処理用触媒装置 |
JP2706929B2 (ja) * | 1990-10-31 | 1998-01-28 | 三菱自動車工業株式会社 | ヒータ付き触媒のプリヒート制御装置 |
JPH0674026A (ja) * | 1992-08-28 | 1994-03-15 | Matsushita Electric Ind Co Ltd | 自動車の排気ガス浄化装置 |
JPH10288028A (ja) | 1997-04-11 | 1998-10-27 | Toyota Motor Corp | ハイブリッド車輌の運転制御装置 |
US7665559B2 (en) * | 2005-06-10 | 2010-02-23 | De La Torre-Bueno Jose | Inputs for optimizing performance in hybrid vehicles |
JP2007321719A (ja) * | 2006-06-05 | 2007-12-13 | Mazda Motor Corp | 排気ガス浄化用触媒予熱方法及び同装置 |
JP4983614B2 (ja) * | 2008-01-15 | 2012-07-25 | トヨタ自動車株式会社 | 電気加熱式触媒の制御装置及び方法 |
US8727050B2 (en) * | 2009-02-25 | 2014-05-20 | GM Global Technology Operations LLC | System and method for controlling an electrically heated catalyst for a hybrid vehicle |
US8413423B2 (en) * | 2009-09-01 | 2013-04-09 | GM Global Technologies Operations LLC | Catalyst temperature control systems and methods for hybrid vehicles |
US9410458B2 (en) * | 2009-10-01 | 2016-08-09 | GM Global Technology Operations LLC | State of charge catalyst heating strategy |
JP5622055B2 (ja) * | 2012-07-02 | 2014-11-12 | 株式会社デンソー | ハイブリッド車の制御装置 |
US9366215B2 (en) * | 2014-06-18 | 2016-06-14 | Cummins, Inc. | Systems and methods for driving intention prediction in vehicles |
US9580078B2 (en) * | 2014-09-25 | 2017-02-28 | Toyota Motor Engineering & Manufacturing North America, Inc. | Systems and methods for preheating hybrid vehicles |
JP6570069B2 (ja) | 2016-05-20 | 2019-09-04 | 株式会社大一商会 | 遊技機 |
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2017
- 2017-10-24 JP JP2017205453A patent/JP6791096B2/ja active Active
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2018
- 2018-10-19 WO PCT/JP2018/039076 patent/WO2019082824A1/ja active Application Filing
- 2018-10-19 DE DE112018004701.6T patent/DE112018004701T5/de not_active Withdrawn
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2020
- 2020-04-10 US US16/845,388 patent/US11085343B2/en active Active
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WO2019082824A1 (ja) | 2019-05-02 |
JP2019078216A (ja) | 2019-05-23 |
DE112018004701T5 (de) | 2020-06-18 |
US20200240307A1 (en) | 2020-07-30 |
US11085343B2 (en) | 2021-08-10 |
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