JP2017075541A - エンジンシステムの異常検出装置 - Google Patents

エンジンシステムの異常検出装置 Download PDF

Info

Publication number
JP2017075541A
JP2017075541A JP2015202070A JP2015202070A JP2017075541A JP 2017075541 A JP2017075541 A JP 2017075541A JP 2015202070 A JP2015202070 A JP 2015202070A JP 2015202070 A JP2015202070 A JP 2015202070A JP 2017075541 A JP2017075541 A JP 2017075541A
Authority
JP
Japan
Prior art keywords
pipe
fuel vapor
intake air
intake
abnormality
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.)
Pending
Application number
JP2015202070A
Other languages
English (en)
Japanese (ja)
Other versions
JP2017075541A5 (enExample
Inventor
竜三 加山
Ryuzo Kayama
竜三 加山
雅徳 黒澤
Masanori Kurosawa
雅徳 黒澤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Denso Corp
Original Assignee
Denso Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Denso Corp filed Critical Denso Corp
Priority to JP2015202070A priority Critical patent/JP2017075541A/ja
Priority to US15/765,785 priority patent/US10690028B2/en
Priority to PCT/JP2016/078198 priority patent/WO2017064997A1/ja
Publication of JP2017075541A publication Critical patent/JP2017075541A/ja
Publication of JP2017075541A5 publication Critical patent/JP2017075541A5/ja
Pending legal-status Critical Current

Links

Images

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/04—Crankcase ventilating or breathing having means for purifying air before leaving crankcase, e.g. removing oil
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D35/00—Controlling engines, dependent on conditions exterior or interior to engines, 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
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0809—Judging failure of purge control system
    • F02M25/0827—Judging failure of purge control system by monitoring engine running conditions
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0854—Details of the absorption canister
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0872—Details of the fuel vapour pipes or conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01M—LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M13/00—Crankcase ventilating or breathing
    • F01M13/02—Crankcase ventilating or breathing by means of additional source of positive or negative pressure
    • F01M13/021—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure
    • F01M2013/027—Crankcase ventilating or breathing by means of additional source of positive or negative pressure of negative pressure with a turbo charger or compressor
    • 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
    • F02D2200/04—Engine intake system parameters
    • F02D2200/0414—Air temperature
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D2250/00—Engine control related to specific problems or objectives
    • F02D2250/08—Engine blow-by from crankcase chamber
    • 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
    • F02D41/003—Adding fuel vapours, e.g. drawn from engine fuel reservoir
    • F02D41/0032—Controlling the purging of the canister as a function of the engine operating conditions
    • 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
    • F02M25/00—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08—Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture adding fuel vapours drawn from engine fuel reservoir
    • F02M25/0836—Arrangement of valves controlling the admission of fuel vapour to an engine, e.g. valve being disposed between fuel tank or absorption canister and intake manifold

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Lubrication Details And Ventilation Of Internal Combustion Engines (AREA)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
JP2015202070A 2015-10-13 2015-10-13 エンジンシステムの異常検出装置 Pending JP2017075541A (ja)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP2015202070A JP2017075541A (ja) 2015-10-13 2015-10-13 エンジンシステムの異常検出装置
US15/765,785 US10690028B2 (en) 2015-10-13 2016-09-26 Abnormality detection device for engine system detecting an abnormality in a fuel vapor pipe
PCT/JP2016/078198 WO2017064997A1 (ja) 2015-10-13 2016-09-26 エンジンシステムの異常検出装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015202070A JP2017075541A (ja) 2015-10-13 2015-10-13 エンジンシステムの異常検出装置

Publications (2)

Publication Number Publication Date
JP2017075541A true JP2017075541A (ja) 2017-04-20
JP2017075541A5 JP2017075541A5 (enExample) 2017-09-14

Family

ID=58517706

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015202070A Pending JP2017075541A (ja) 2015-10-13 2015-10-13 エンジンシステムの異常検出装置

Country Status (3)

Country Link
US (1) US10690028B2 (enExample)
JP (1) JP2017075541A (enExample)
WO (1) WO2017064997A1 (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102018222318B4 (de) * 2018-12-19 2020-08-06 Vitesco Technologies GmbH Verfahren und Vorrichtung zur Überprüfung der Funktionsfähigkeit eines Kurbelgehäuseentlüftungssystems einer Brennkraftmaschine
US10794244B2 (en) * 2019-02-12 2020-10-06 Ford Global Technologies, Llc Method and system for crankcase ventilation monitor
JP7135950B2 (ja) * 2019-03-15 2022-09-13 いすゞ自動車株式会社 内燃機関の診断装置

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01170749A (ja) * 1987-12-24 1989-07-05 Mitsubishi Electric Corp Ｅｇｒシステムの異常検出装置
JPH04318268A (ja) * 1991-04-18 1992-11-09 Nippondenso Co Ltd 燃料蒸散防止装置
JP2010255469A (ja) * 2009-04-22 2010-11-11 Nippon Soken Inc 内燃機関の潤滑油供給装置
JP2011052627A (ja) * 2009-09-03 2011-03-17 Mitsubishi Motors Corp ブローバイガスの気油分離装置
JP2013117175A (ja) * 2011-12-01 2013-06-13 Ud Trucks Corp ブローバイガス還元装置及びブローバイガス還元装置の異常診断方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4967717A (en) 1987-11-20 1990-11-06 Mitsubishi Denki Kabushiki Kaisha Abnormality detecting device for an EGR system
GB2254318B (en) 1991-04-02 1995-08-09 Nippon Denso Co Abnormality detecting apparatus for use in fuel transpiration preventing system
US8935044B2 (en) * 2013-05-01 2015-01-13 Ford Global Technologies, Llc Refueling detection for diagnostic monitor
US10337462B2 (en) * 2014-05-29 2019-07-02 Ford Global Technologies, Llc System and methods for managing fuel vapor canister temperature
US9726105B2 (en) * 2014-12-02 2017-08-08 Ford Global Technologies, Llc Systems and methods for sensing fuel vapor pressure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01170749A (ja) * 1987-12-24 1989-07-05 Mitsubishi Electric Corp Ｅｇｒシステムの異常検出装置
JPH04318268A (ja) * 1991-04-18 1992-11-09 Nippondenso Co Ltd 燃料蒸散防止装置
JP2010255469A (ja) * 2009-04-22 2010-11-11 Nippon Soken Inc 内燃機関の潤滑油供給装置
JP2011052627A (ja) * 2009-09-03 2011-03-17 Mitsubishi Motors Corp ブローバイガスの気油分離装置
JP2013117175A (ja) * 2011-12-01 2013-06-13 Ud Trucks Corp ブローバイガス還元装置及びブローバイガス還元装置の異常診断方法

Also Published As

Publication number Publication date
US10690028B2 (en) 2020-06-23
US20180306074A1 (en) 2018-10-25
WO2017064997A1 (ja) 2017-04-20

Similar Documents

Publication Publication Date Title
US6752128B2 (en) Intake system failure detecting device and method for engines
US11199149B2 (en) Diagnosis device for fuel supply system
JP6376518B2 (ja) 蒸発燃料処理装置の異常判定装置
US20070157908A1 (en) Fuel vapor treatment apparatus, system having the same, method for operating the same
JP5257511B2 (ja) 可変動弁機構を有する内燃機関の制御装置
CN103670596A (zh) 曲轴箱完整性漏口检测
WO2017068920A1 (ja) 診断装置
US10151274B2 (en) Abnormality detection device for internal combustion engine
KR20200118298A (ko) 듀얼 퍼지 시스템의 고장 진단방법 및 시스템
JP5246298B2 (ja) 内燃機関の吸気漏洩診断装置
JP2017075541A (ja) エンジンシステムの異常検出装置
JP2010138796A (ja) 吸気温センサの異常診断装置
JP5538712B2 (ja) 内燃機関のｅｇｒ装置
US11015552B2 (en) Evaporated fuel processing apparatus
JP4892878B2 (ja) 燃料レベルゲージの故障診断装置
JP6354714B2 (ja) 過給機付き内燃機関の異常診断装置
JP3690327B2 (ja) 内燃機関の異常検出装置
JP2001159574A (ja) 圧力センサの診断装置
JP2009103114A (ja) 内燃機関の異常検出装置
JP2013117175A (ja) ブローバイガス還元装置及びブローバイガス還元装置の異常診断方法
JP2008075599A (ja) 内燃機関の故障診断装置
JP2008138556A (ja) エンジンの故障診断装置
JP2015113761A (ja) 吸気系の異常検出装置
JP2018131920A (ja) 蒸発燃料処理装置と、蒸発燃料処理装置の状態の判定方法
JP6951493B2 (ja) 内燃機関の故障判定装置

Legal Events

Date Code Title Description
A521 Request for written amendment filed

Free format text: JAPANESE INTERMEDIATE CODE: A523

Effective date: 20170802

A621 Written request for application examination

Free format text: JAPANESE INTERMEDIATE CODE: A621

Effective date: 20170802

A131 Notification of reasons for refusal

Free format text: JAPANESE INTERMEDIATE CODE: A131

Effective date: 20180529

A02 Decision of refusal

Free format text: JAPANESE INTERMEDIATE CODE: A02

Effective date: 20181204