JP7405282B2 - 内燃機関の制御方法及び内燃機関の制御装置 - Google Patents
内燃機関の制御方法及び内燃機関の制御装置 Download PDFInfo
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- JP7405282B2 JP7405282B2 JP2022569388A JP2022569388A JP7405282B2 JP 7405282 B2 JP7405282 B2 JP 7405282B2 JP 2022569388 A JP2022569388 A JP 2022569388A JP 2022569388 A JP2022569388 A JP 2022569388A JP 7405282 B2 JP7405282 B2 JP 7405282B2
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- 238000002485 combustion reaction Methods 0.000 title claims description 97
- 238000000034 method Methods 0.000 title claims description 14
- 239000000446 fuel Substances 0.000 claims description 103
- 238000002347 injection Methods 0.000 claims description 46
- 239000007924 injection Substances 0.000 claims description 46
- 238000001514 detection method Methods 0.000 claims description 16
- 230000001133 acceleration Effects 0.000 claims description 12
- 230000008021 deposition Effects 0.000 description 17
- 238000009825 accumulation Methods 0.000 description 14
- 239000007789 gas Substances 0.000 description 14
- 239000003054 catalyst Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 6
- 230000008929 regeneration Effects 0.000 description 5
- 238000011069 regeneration method Methods 0.000 description 5
- 230000000994 depressogenic effect Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000011144 upstream manufacturing Methods 0.000 description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 239000000498 cooling water Substances 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 230000001771 impaired effect Effects 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 238000000746 purification Methods 0.000 description 2
- 239000004071 soot Substances 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000013618 particulate matter Substances 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Images
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
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/042—Introducing corrections for particular operating conditions for stopping 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
- F02D41/04—Introducing corrections for particular operating conditions
- F02D41/12—Introducing corrections for particular operating conditions for deceleration
- F02D41/123—Introducing corrections for particular operating conditions for deceleration the fuel injection being cut-off
-
- 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
- F01N3/02—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
- F01N3/021—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
- F01N3/023—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles
- F01N3/025—Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters using means for regenerating the filters, e.g. by burning trapped particles using fuel burner or by adding fuel to exhaust
-
- 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
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
- F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
-
- 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
- F02D41/021—Introducing corrections for particular conditions exterior to the engine
- F02D41/0235—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus
- F02D41/027—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus
- F02D41/029—Introducing corrections for particular conditions exterior to the engine in relation with the state of the exhaust gas treating apparatus to purge or regenerate the exhaust gas treating apparatus the exhaust gas treating apparatus being a particulate 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
- F02D41/30—Controlling fuel injection
- F02D41/3005—Details not otherwise provided for
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0802—Temperature of the exhaust gas treatment apparatus
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/02—Input parameters for engine control the parameters being related to the engine
- F02D2200/08—Exhaust gas treatment apparatus parameters
- F02D2200/0812—Particle filter loading
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02D—CONTROLLING COMBUSTION ENGINES
- F02D2200/00—Input parameters for engine control
- F02D2200/50—Input parameters for engine control said parameters being related to the vehicle or its components
- F02D2200/501—Vehicle speed
-
- 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)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
- Control Of Vehicle Engines Or Engines For Specific Uses (AREA)
Description
Claims (5)
- 燃料噴射を停止して内燃機関の自動停止が可能な車両に搭載された内燃機関の制御方法であって、
内燃機関の排気通路に設けられた排気微粒子フィルタの温度が所定温度よりも高く、上記排気微粒子フィルタに堆積している排気微粒子の堆積量が所定量以上のときに燃料噴射の停止を禁止し、
上記排気微粒子フィルタの温度が上記所定温度よりも高く、上記排気微粒子フィルタに堆積している排気微粒子の堆積量が上記所定量未満の場合には、燃料噴射の停止を可能とし、
上記排気微粒子フィルタの温度が上記所定温度よりも高い状態で上記車両が停止した場合には燃料噴射を停止して、内燃機関の自動停止を可能とする内燃機関の制御方法。 - 上記車両が停止した際に、上記排気微粒子フィルタの温度が上記所定温度以下であるとともに、上記排気微粒子フィルタに堆積している排気微粒子の堆積量が上記所定量以上の場合には、燃料噴射の停止を禁止する請求項1に記載の内燃機関の制御方法。
- 上記車両の停止は、上記車両の速度を検出する車速センサの検出信号と上記車両の前後方向に沿った加速度を検出する加速度センサの検出信号とを用いて判定する請求項1または2に記載の内燃機関の制御方法。
- 車両が停止してから所定時間経過した場合には、燃料噴射を停止する請求項1に記載の内燃機関の制御方法。
- 燃料噴射を停止して内燃機関の自動停止が可能な車両に搭載された内燃機関と、
上記内燃機関の排気通路に設けられた排気微粒子フィルタと、
上記排気微粒子フィルタの温度が所定温度よりも高く、上記排気微粒子フィルタに堆積している排気微粒子の堆積量が所定量以上のときに燃料噴射の停止を禁止し、上記排気微粒子フィルタの温度が上記所定温度よりも高く、上記排気微粒子フィルタに堆積している排気微粒子の堆積量が上記所定量未満の場合には、燃料噴射の停止を可能とし、上記排気微粒子フィルタの温度が上記所定温度よりも高い状態で上記車両が停止した場合には燃料噴射を停止して、内燃機関の自動停止を可能とする制御部と、を有する内燃機関の制御装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2020/046900 WO2022130527A1 (ja) | 2020-12-16 | 2020-12-16 | 内燃機関の制御方法及び内燃機関の制御装置 |
Publications (3)
Publication Number | Publication Date |
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JPWO2022130527A1 JPWO2022130527A1 (ja) | 2022-06-23 |
JPWO2022130527A5 JPWO2022130527A5 (ja) | 2023-08-28 |
JP7405282B2 true JP7405282B2 (ja) | 2023-12-26 |
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JP2022569388A Active JP7405282B2 (ja) | 2020-12-16 | 2020-12-16 | 内燃機関の制御方法及び内燃機関の制御装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US12025071B2 (ja) |
JP (1) | JP7405282B2 (ja) |
CN (1) | CN116568912A (ja) |
WO (1) | WO2022130527A1 (ja) |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005147082A (ja) | 2003-11-19 | 2005-06-09 | Toyota Motor Corp | 車両用内燃機関の制御装置 |
JP2005337171A (ja) | 2004-05-28 | 2005-12-08 | Toyota Motor Corp | エンジン電子制御装置及びそれを搭載した車両 |
JP2009024589A (ja) | 2007-07-19 | 2009-02-05 | Toyota Motor Corp | 内燃機関の排気浄化システム |
JP2010121544A (ja) | 2008-11-20 | 2010-06-03 | Calsonic Kansei Corp | 空吹かし防止装置 |
JP2013060834A (ja) | 2011-09-12 | 2013-04-04 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2013108474A (ja) | 2011-11-24 | 2013-06-06 | Suzuki Motor Corp | 内燃機関の排気浄化装置 |
WO2018123160A1 (ja) | 2016-12-28 | 2018-07-05 | ヤマハ発動機株式会社 | 電動補助システムおよび電動補助車両 |
Family Cites Families (9)
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JP6036855B2 (ja) * | 2013-02-08 | 2016-11-30 | トヨタ自動車株式会社 | 内燃機関の排気浄化装置 |
US9890683B2 (en) * | 2013-03-29 | 2018-02-13 | Yanmar Co., Ltd. | Exhaust gas purification system |
JP6237464B2 (ja) * | 2014-05-22 | 2017-11-29 | 株式会社デンソー | 内燃機関の排気浄化制御装置 |
JP6673139B2 (ja) * | 2016-10-19 | 2020-03-25 | トヨタ自動車株式会社 | ハイブリッド自動車 |
JP6468298B2 (ja) * | 2017-01-30 | 2019-02-13 | トヨタ自動車株式会社 | ハイブリッド自動車 |
WO2019207330A1 (ja) * | 2018-04-26 | 2019-10-31 | 日産自動車株式会社 | 内燃機関の制御方法および制御装置 |
JP2020012404A (ja) | 2018-07-17 | 2020-01-23 | マツダ株式会社 | エンジンの制御装置 |
JP7163779B2 (ja) * | 2019-01-10 | 2022-11-01 | トヨタ自動車株式会社 | ハイブリッド車両の制御装置 |
JP7230835B2 (ja) * | 2020-01-24 | 2023-03-01 | トヨタ自動車株式会社 | 内燃機関の制御装置 |
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2020
- 2020-12-16 WO PCT/JP2020/046900 patent/WO2022130527A1/ja active Application Filing
- 2020-12-16 US US18/267,651 patent/US12025071B2/en active Active
- 2020-12-16 CN CN202080107889.7A patent/CN116568912A/zh active Pending
- 2020-12-16 JP JP2022569388A patent/JP7405282B2/ja active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005147082A (ja) | 2003-11-19 | 2005-06-09 | Toyota Motor Corp | 車両用内燃機関の制御装置 |
JP2005337171A (ja) | 2004-05-28 | 2005-12-08 | Toyota Motor Corp | エンジン電子制御装置及びそれを搭載した車両 |
JP2009024589A (ja) | 2007-07-19 | 2009-02-05 | Toyota Motor Corp | 内燃機関の排気浄化システム |
JP2010121544A (ja) | 2008-11-20 | 2010-06-03 | Calsonic Kansei Corp | 空吹かし防止装置 |
JP2013060834A (ja) | 2011-09-12 | 2013-04-04 | Toyota Motor Corp | 内燃機関の排気浄化装置 |
JP2013108474A (ja) | 2011-11-24 | 2013-06-06 | Suzuki Motor Corp | 内燃機関の排気浄化装置 |
WO2018123160A1 (ja) | 2016-12-28 | 2018-07-05 | ヤマハ発動機株式会社 | 電動補助システムおよび電動補助車両 |
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Publication number | Publication date |
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JPWO2022130527A1 (ja) | 2022-06-23 |
US12025071B2 (en) | 2024-07-02 |
US20230392562A1 (en) | 2023-12-07 |
CN116568912A (zh) | 2023-08-08 |
WO2022130527A1 (ja) | 2022-06-23 |
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