JP7370047B2 - エンジンの失火診断検出方法 - Google Patents

エンジンの失火診断検出方法 Download PDF

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Publication number
JP7370047B2
JP7370047B2 JP2019196450A JP2019196450A JP7370047B2 JP 7370047 B2 JP7370047 B2 JP 7370047B2 JP 2019196450 A JP2019196450 A JP 2019196450A JP 2019196450 A JP2019196450 A JP 2019196450A JP 7370047 B2 JP7370047 B2 JP 7370047B2
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Japan
Prior art keywords
misfire
engine
crank angle
point
count
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JP2019196450A
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English (en)
Japanese (ja)
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JP2021071059A5 (enExample
JP2021071059A (ja
Inventor
拓也 井野
武相 瀧川
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Nikki Co Ltd
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Nikki Co Ltd
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Priority to JP2019196450A priority Critical patent/JP7370047B2/ja
Priority to PCT/JP2020/034156 priority patent/WO2021084917A1/ja
Priority to EP20883035.6A priority patent/EP4053391A4/en
Priority to TW109131601A priority patent/TW202120794A/zh
Publication of JP2021071059A publication Critical patent/JP2021071059A/ja
Publication of JP2021071059A5 publication Critical patent/JP2021071059A5/ja
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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
    • F01N3/101—Three-way catalysts
    • 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
    • F01N11/002—Monitoring or diagnostic devices for exhaust-gas treatment apparatus the diagnostic devices measuring or estimating temperature or pressure in, or downstream of the exhaust 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
    • F02D41/009—Electrical control of supply of combustible mixture or its constituents using means for generating position or synchronisation signals
    • 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
    • F02D41/0097—Electrical control of supply of combustible mixture or its constituents using means for generating speed signals
    • 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
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1497—With detection of the mechanical response of the engine
    • F02D41/1498—With detection of the mechanical response of the engine measuring engine roughness
    • 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
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D41/221—Safety or indicating devices for abnormal conditions relating to the failure of actuators or electrically driven elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/06—Testing internal-combustion engines by monitoring positions of pistons or cranks
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/10—Testing internal-combustion engines by monitoring exhaust gases or combustion flame
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
    • G01M15/00—Testing of engines
    • G01M15/04—Testing internal-combustion engines
    • G01M15/11—Testing internal-combustion engines by detecting misfire
    • 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
    • F01N2560/06—Exhaust systems with means for detecting or measuring exhaust gas components or characteristics the means being a temperature 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
    • F01N2900/00—Details of electrical control or of the monitoring of the exhaust gas treating apparatus
    • F01N2900/04—Methods of control or diagnosing
    • F01N2900/0416—Methods of control or diagnosing using the state of a sensor, e.g. of an exhaust gas 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
    • 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
    • F01N2900/14—Parameters used for exhaust control or diagnosing said parameters being related to the exhaust gas
    • F01N2900/1404—Exhaust gas temperature
    • 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
    • F02D2200/10—Parameters related to the engine output, e.g. engine torque or engine speed
    • F02D2200/1015—Engines misfires
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
JP2019196450A 2019-10-29 2019-10-29 エンジンの失火診断検出方法 Active JP7370047B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2019196450A JP7370047B2 (ja) 2019-10-29 2019-10-29 エンジンの失火診断検出方法
PCT/JP2020/034156 WO2021084917A1 (ja) 2019-10-29 2020-09-09 エンジンの失火診断検出方法
EP20883035.6A EP4053391A4 (en) 2019-10-29 2020-09-09 METHOD FOR DIAGNOSING/DETECTING ENGINE MISFIRING
TW109131601A TW202120794A (zh) 2019-10-29 2020-09-15 引擎之失火診斷檢測方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2019196450A JP7370047B2 (ja) 2019-10-29 2019-10-29 エンジンの失火診断検出方法

Publications (3)

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JP2021071059A JP2021071059A (ja) 2021-05-06
JP2021071059A5 JP2021071059A5 (enExample) 2021-10-21
JP7370047B2 true JP7370047B2 (ja) 2023-10-27

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JP2019196450A Active JP7370047B2 (ja) 2019-10-29 2019-10-29 エンジンの失火診断検出方法

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EP (1) EP4053391A4 (enExample)
JP (1) JP7370047B2 (enExample)
TW (1) TW202120794A (enExample)
WO (1) WO2021084917A1 (enExample)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115467752B (zh) * 2021-06-11 2024-05-28 广州汽车集团股份有限公司 汽车发动机失火诊断分析的方法、系统及计算机存储介质
CN113464291B (zh) * 2021-06-30 2022-10-04 东风汽车集团股份有限公司 一种串联模式燃烧判断的方法及使用该方法的混动汽车
US12378926B2 (en) * 2021-07-28 2025-08-05 Honda Motor Co., Ltd. Misfire detection apparatus and misfire detection method for multi-cylinder engine
CN113803181B (zh) * 2021-08-06 2023-07-11 广西玉柴机器股份有限公司 一种国六天然气发动机失火保护策略
CN114544186B (zh) * 2022-02-23 2024-03-26 中国第一汽车股份有限公司 一种发动机失火诊断方法及车辆
CN116220903B (zh) * 2023-02-02 2024-04-19 重庆赛力斯新能源汽车设计院有限公司 一种发动机失火故障诊断方法、装置、服务端及存储介质
CN120251382B (zh) * 2025-06-09 2025-08-12 成都工业学院 一种发动机失火检测方法、系统、存储介质和运载工具

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000291485A (ja) 1999-04-06 2000-10-17 Fuji Heavy Ind Ltd エンジンの失火検知装置
JP2009221856A (ja) 2008-03-13 2009-10-01 Hitachi Ltd エンジンの失火診断装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2893300B2 (ja) * 1991-07-19 1999-05-17 トヨタ自動車株式会社 多気筒内燃機関の失火検出装置
JPH0534243A (ja) * 1991-07-30 1993-02-09 Toyota Motor Corp 多気筒内燃機関の失火検出装置
JPH07293312A (ja) * 1994-04-27 1995-11-07 Fuji Heavy Ind Ltd エンジンの制御方法
JPH09151723A (ja) * 1995-11-28 1997-06-10 Tokyo Gas Co Ltd ガスエンジンの運転制御方法及び装置
JP4490721B2 (ja) 2004-04-12 2010-06-30 三菱自動車工業株式会社 エンジンの失火検出装置及びエンジンの燃焼制御装置
US10837389B2 (en) * 2018-01-29 2020-11-17 Ford Global Technologies, Llc System and method for diagnosing misfiring of a variable displacement engine
JP6603348B2 (ja) * 2018-03-23 2019-11-06 株式会社Ｓｕｂａｒｕ 失火判定装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000291485A (ja) 1999-04-06 2000-10-17 Fuji Heavy Ind Ltd エンジンの失火検知装置
JP2009221856A (ja) 2008-03-13 2009-10-01 Hitachi Ltd エンジンの失火診断装置

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EP4053391A4 (en) 2023-11-29
EP4053391A1 (en) 2022-09-07
JP2021071059A (ja) 2021-05-06
TW202120794A (zh) 2021-06-01
WO2021084917A1 (ja) 2021-05-06

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