DE102005013918A8 - Kraftstoffbehandlungssystem für eine Brennkraftmaschine - Google Patents

Kraftstoffbehandlungssystem für eine Brennkraftmaschine Download PDF

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Publication number
DE102005013918A8
DE102005013918A8 DE102005013918A DE102005013918A DE102005013918A8 DE 102005013918 A8 DE102005013918 A8 DE 102005013918A8 DE 102005013918 A DE102005013918 A DE 102005013918A DE 102005013918 A DE102005013918 A DE 102005013918A DE 102005013918 A8 DE102005013918 A8 DE 102005013918A8
Authority
DE
Germany
Prior art keywords
combustion engine
internal combustion
treatment system
fuel treatment
fuel
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.)
Granted
Application number
DE102005013918A
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English (en)
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DE102005013918B4 (de
DE102005013918A1 (de
Inventor
Noriyasu Nishio Amano
Takanobu Nishio Kawano
Koichi Kariya Inagaki
Nobuhiko Kariya Koyama
Masao Kariya Kano
Shinsuke Kariya Takakura
Yoshichika Kariya Yamada
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
Publication of DE102005013918A1 publication Critical patent/DE102005013918A1/de
Publication of DE102005013918A8 publication Critical patent/DE102005013918A8/de
Application granted granted Critical
Publication of DE102005013918B4 publication Critical patent/DE102005013918B4/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08Engine-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
    • F02M25/089Layout of the fuel vapour installation
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08Engine-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
    • F02M25/0809Judging failure of purge control system
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08Engine-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
    • F02M25/0809Judging failure of purge control system
    • F02M25/0827Judging failure of purge control system by monitoring engine running conditions
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02MSUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
    • F02M25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel to combustion-air, main fuel or fuel-air mixture
    • F02M25/08Engine-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
    • F02M25/0872Details of the fuel vapour pipes or conduits
DE102005013918.3A 2004-03-25 2005-03-24 Kraftstoffdampfbehandlungssystem für eine Brennkraftmaschine Expired - Fee Related DE102005013918B4 (de)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
JP2004/89033 2004-03-25
JP2004089033 2004-03-25
JP2004326562 2004-11-10
JP2004-326562 2004-11-10
JP2004-377452 2004-12-27
JP2004377452A JP4322799B2 (ja) 2004-03-25 2004-12-27 内燃機関の蒸発燃料処理装置

Publications (3)

Publication Number Publication Date
DE102005013918A1 DE102005013918A1 (de) 2005-10-27
DE102005013918A8 true DE102005013918A8 (de) 2006-03-09
DE102005013918B4 DE102005013918B4 (de) 2015-07-23

Family

ID=34988324

Family Applications (1)

Application Number Title Priority Date Filing Date
DE102005013918.3A Expired - Fee Related DE102005013918B4 (de) 2004-03-25 2005-03-24 Kraftstoffdampfbehandlungssystem für eine Brennkraftmaschine

Country Status (4)

Country Link
US (2) US6971375B2 (de)
JP (1) JP4322799B2 (de)
CN (1) CN1673505B (de)
DE (1) DE102005013918B4 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008011817U1 (de) * 2008-09-05 2010-02-11 Vacuubrand Gmbh + Co Kg Oszillierende Verdrängervakuumpumpe

Families Citing this family (83)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005248895A (ja) * 2004-03-05 2005-09-15 Toyota Motor Corp 内燃機関の制御装置
JP4322799B2 (ja) * 2004-03-25 2009-09-02 株式会社日本自動車部品総合研究所 内燃機関の蒸発燃料処理装置
JP4279719B2 (ja) * 2004-04-14 2009-06-17 トヨタ自動車株式会社 燃料蒸気パージシステムの故障診断装置、ならびにそれを備えた燃料蒸気パージ装置および燃焼機関
JP4260079B2 (ja) * 2004-08-06 2009-04-30 株式会社日本自動車部品総合研究所 内燃機関の燃料性状計測装置および内燃機関
JP4471370B2 (ja) * 2004-12-07 2010-06-02 株式会社デンソー 燃料蒸気処理装置
JP4570149B2 (ja) 2005-04-05 2010-10-27 株式会社デンソー 気体密度比検出装置、濃度検出装置及び燃料蒸気処理装置
JP4562191B2 (ja) * 2005-04-08 2010-10-13 株式会社デンソー 燃料蒸気処理装置
JP4550672B2 (ja) * 2005-06-15 2010-09-22 株式会社デンソー 蒸発燃料処理装置
JP4457310B2 (ja) * 2005-07-29 2010-04-28 株式会社デンソー 蒸発燃料処理装置
JP4678729B2 (ja) * 2005-09-16 2011-04-27 株式会社デンソー 蒸発燃料処理装置
JP2007132339A (ja) * 2005-10-13 2007-05-31 Hitachi Ltd 内燃機関の燃料供給装置
JP4598193B2 (ja) * 2005-10-21 2010-12-15 株式会社デンソー 蒸発燃料処理装置
JP2007146797A (ja) * 2005-11-30 2007-06-14 Denso Corp 蒸発燃料処理装置
JP4535448B2 (ja) * 2005-11-30 2010-09-01 株式会社デンソー 蒸発燃料処理装置
JP4523555B2 (ja) * 2006-01-30 2010-08-11 株式会社日本自動車部品総合研究所 内燃機関の蒸発燃料処理装置
JP2007211611A (ja) * 2006-02-07 2007-08-23 Denso Corp 内燃機関の燃料蒸気処理装置
EP1816338A1 (de) * 2006-02-07 2007-08-08 Inergy Automotive Systems Research (SA) Verfahren zur Erkennung von Leckagen und zugehöriges Kraftstoffsystem
JP4579166B2 (ja) * 2006-02-08 2010-11-10 トヨタ自動車株式会社 蒸発燃料処理装置
US7418953B2 (en) * 2006-02-14 2008-09-02 Denso Corporation Fuel vapor treatment apparatus for internal combustion engine
JP2007218122A (ja) * 2006-02-14 2007-08-30 Denso Corp 漏れ診断装置
US7331334B2 (en) * 2006-02-15 2008-02-19 Ford Global Technologies Llc System and method for purging fuel vapors using exhaust gas
JP2007231744A (ja) 2006-02-27 2007-09-13 Denso Corp 内燃機関の蒸発燃料処理装置
JP2007231745A (ja) * 2006-02-27 2007-09-13 Denso Corp 内燃機関の蒸発燃料処理装置
JP2007231814A (ja) 2006-02-28 2007-09-13 Denso Corp 漏れ診断装置
JP2007231813A (ja) 2006-02-28 2007-09-13 Denso Corp 燃料性状判定装置、漏れ検査装置、および燃料噴射量制御装置
JP5036201B2 (ja) * 2006-03-23 2012-09-26 株式会社デンソー 発振型センサの利得制御方法、発振型センサ装置、蒸発燃料状態検出装置及び内燃機関のコントロールユニット
US7464698B2 (en) * 2006-04-26 2008-12-16 Denso Corporation Air-fuel ratio control apparatus of internal combustion engine
JP4169046B2 (ja) * 2006-05-23 2008-10-22 トヨタ自動車株式会社 内燃機関の制御装置
JP4648295B2 (ja) 2006-06-12 2011-03-09 株式会社日本自動車部品総合研究所 蒸発燃料処理装置
JP4622948B2 (ja) * 2006-07-03 2011-02-02 株式会社デンソー リーク検査装置
US7228729B1 (en) 2006-07-26 2007-06-12 Lincoln Industrial Corporation Apparatus and method for testing fuel flow
JP4786515B2 (ja) * 2006-12-13 2011-10-05 株式会社デンソー 蒸発燃料処理装置
KR100999609B1 (ko) * 2007-09-06 2010-12-08 현대자동차주식회사 캐니스터의 초기 탄화수소 농도 측정방법, 이를 이용한 연료 분사량 제어 방법 및 그 시스템
JP2009062967A (ja) * 2007-09-10 2009-03-26 Denso Corp ハイブリッド自動車用制御装置
US8333063B2 (en) * 2007-11-12 2012-12-18 Ford Global Technologies, Llc Hydrocarbon retaining system and method
US8448422B2 (en) * 2007-11-12 2013-05-28 Ford Global Technologies, Llc Engine starting control for engine with hydrocarbon retaining system
US8261531B2 (en) * 2007-11-12 2012-09-11 Ford Global Technologies, Llc Hydrocarbon retaining system for flex-fuel combustion engine
US8112985B2 (en) * 2007-11-12 2012-02-14 Ford Global Technologies, Llc Hydrocarbon retaining system configuration for combustion engine
US7913672B2 (en) * 2007-11-12 2011-03-29 Ford Global Technologies, Llc Hydrocarbon retaining and purging system
JP4506821B2 (ja) * 2007-11-22 2010-07-21 株式会社日本自動車部品総合研究所 燃料蒸気処理装置
US7587931B2 (en) * 2008-01-29 2009-09-15 Lincoln Industrial Corporation Apparatus and method for testing fuel flow
US20090326788A1 (en) * 2008-06-25 2009-12-31 Honda Motor Co., Ltd. Fuel injection device
US7980342B2 (en) * 2008-06-27 2011-07-19 Ford Global Technologies, Llc Plug-in hybrid electric vehicle
US8413433B2 (en) * 2008-07-17 2013-04-09 Ford Global Technologies, Llc Hydrocarbon retaining and purging system
DE102008045322B4 (de) * 2008-09-02 2019-06-19 Continental Automotive Gmbh Anordnung zur Messung einer Kohlenwasserstoffkonzentration
US7992548B2 (en) * 2008-10-09 2011-08-09 GM Global Technology Operations LLC Crankcase vapor management system
US7942134B2 (en) * 2009-03-12 2011-05-17 Ford Global Technologies Llc Evaporative emission system and method for controlling same
US8177006B2 (en) * 2009-05-28 2012-05-15 Ford Global Technologies, Llc Plug-in hybrid electric vehicle
US8342157B2 (en) * 2010-02-18 2013-01-01 GM Global Technology Operations LLC Checking functionality of fuel tank vapor pressure sensor
DE102010048313A1 (de) 2010-10-14 2012-04-19 Continental Automotive Gmbh Verfahren und Vorrichtung zum Betreiben eines Tankentlüftungssystems
JP5623263B2 (ja) * 2010-12-14 2014-11-12 愛三工業株式会社 蒸発燃料処理装置
US8560167B2 (en) 2011-02-18 2013-10-15 Ford Global Technologies, Llc System and method for performing evaporative leak diagnostics in a vehicle
US9109550B2 (en) * 2012-04-06 2015-08-18 Ford Global Technologies, Llc Modular design for fuel vapor purging in boosted engines
JP5704109B2 (ja) * 2012-04-13 2015-04-22 トヨタ自動車株式会社 ハイブリッド車両
JP5582367B2 (ja) * 2012-07-25 2014-09-03 株式会社デンソー 蒸発燃料処理装置
CN103670816B (zh) * 2012-09-12 2016-08-03 北汽福田汽车股份有限公司 用于碳罐脱附的控制装置、方法以及碳罐脱附控制系统
US9133796B2 (en) * 2013-03-08 2015-09-15 Ford Global Technologies, Llc Multi-path purge ejector system
DE102013221797A1 (de) * 2013-10-28 2015-04-30 Robert Bosch Gmbh Tankentlüftungssystem
US9957906B2 (en) * 2013-11-06 2018-05-01 Ford Gloabl Technologies, LLC Methods and systems for PCV flow estimation with an intake oxygen sensor
JP6225805B2 (ja) * 2014-04-07 2017-11-08 株式会社デンソー 蒸発燃料処理装置
JP6306196B2 (ja) * 2014-09-01 2018-04-04 愛三工業株式会社 蒸発燃料処理装置
JP6107862B2 (ja) * 2015-03-25 2017-04-05 マツダ株式会社 内燃機関の蒸発燃料制御装置
US9677512B2 (en) 2015-04-29 2017-06-13 Ford Global Technologies, Llc Systems and methods for reducing bleed emissions
US9790898B2 (en) * 2015-04-30 2017-10-17 Ford Global Technologies, Llc Systems and methods for determining fuel vapor canister capacity
US10267247B2 (en) * 2015-12-01 2019-04-23 GM Global Technology Operations LLC Purge pump control systems and methods
JP6332836B2 (ja) * 2015-12-07 2018-05-30 マツダ株式会社 蒸発燃料処理装置
JP6662077B2 (ja) * 2016-02-15 2020-03-11 浜名湖電装株式会社 蒸発燃料処理装置
JP6591336B2 (ja) * 2016-03-30 2019-10-16 愛三工業株式会社 蒸発燃料処理装置
JP6536476B2 (ja) * 2016-05-13 2019-07-03 株式会社デンソー エバポリークチェックシステム、および、これを用いたエバポリークのチェック方法
DE102016124140A1 (de) * 2016-12-13 2018-06-14 HELLA GmbH & Co. KGaA Vorrichtung zur Leckdiagnose eines Tanksystems
DE102017210768B4 (de) * 2017-06-27 2019-11-21 Continental Automotive Gmbh Verfahren und Steuerungsvorrichtung zum Betreiben eines Tankentlüftungssystems einer Brennkraftmaschine
US10801917B2 (en) * 2017-08-03 2020-10-13 Denso Corporation Fuel vapor processing device
JP6981231B2 (ja) * 2017-08-03 2021-12-15 株式会社デンソー 蒸発燃料処理装置
DE102017129769A1 (de) * 2017-12-13 2019-06-13 Volkswagen Aktiengesellschaft Verfahren zum Betreiben einer Brennkraftmaschine, Brennkraftmaschine und Kraftfahrzeug
JP7035796B2 (ja) * 2018-05-21 2022-03-15 株式会社デンソー 蒸発燃料漏れ検出装置
DE102018112731A1 (de) * 2018-05-28 2019-11-28 Volkswagen Aktiengesellschaft Verfahren zur Ansteuerung eines Regelventils
DE102018113995A1 (de) * 2018-06-12 2019-12-12 HELLA GmbH & Co. KGaA Vorrichtung für eine Brennkraftmaschine und Verfahren zum Betrieb der Vorrichtung
JP2020016156A (ja) 2018-07-23 2020-01-30 愛三工業株式会社 蒸発燃料処理装置
US11073111B2 (en) * 2018-08-24 2021-07-27 Denso International America, Inc. Fuel vapor pressure detection by bi-directional pump
JP6946244B2 (ja) * 2018-09-05 2021-10-06 愛三工業株式会社 蒸発燃料処理装置
JP7163723B2 (ja) * 2018-11-06 2022-11-01 株式会社デンソー 蒸発燃料処理装置
US20200149484A1 (en) * 2018-11-09 2020-05-14 GM Global Technology Operations LLC Vehicle stop prediction
CN113358362B (zh) * 2021-06-22 2022-09-30 浙江吉利控股集团有限公司 一种负压检测装置、方法和含该装置的车辆

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04292542A (ja) * 1991-03-19 1992-10-16 Honda Motor Co Ltd 内燃エンジンに吸入される混合気の成分測定装置および内燃エンジンの空燃比制御装置
JPH0533733A (ja) 1991-05-20 1993-02-09 Honda Motor Co Ltd 内燃エンジンの蒸発燃料制御装置
JPH04358750A (ja) * 1991-06-05 1992-12-11 Honda Motor Co Ltd 内燃エンジンの蒸発燃料制御装置
JPH04365964A (ja) * 1991-06-11 1992-12-17 Honda Motor Co Ltd 内燃エンジンの燃料蒸気検出装置
JPH051632A (ja) * 1991-06-21 1993-01-08 Honda Motor Co Ltd 内燃エンジンの蒸発燃料制御装置
JPH0518326A (ja) * 1991-07-05 1993-01-26 Honda Motor Co Ltd 内燃エンジンの蒸発燃料制御装置
CA2077068C (en) * 1991-10-03 1997-03-25 Ken Ogawa Control system for internal combustion engines
JPH0730353U (ja) * 1993-11-09 1995-06-06 本田技研工業株式会社 内燃エンジンの蒸発燃料制御装置
US5390645A (en) * 1994-03-04 1995-02-21 Siemens Electric Limited Fuel vapor leak detection system
JP3367373B2 (ja) * 1997-03-28 2003-01-14 日産自動車株式会社 蒸発燃料処理装置の診断装置
DE10018441B4 (de) * 2000-04-13 2005-12-29 Robert Bosch Gmbh Verfahren und Vorrichtung zur umweltschonenden Dichtheitsprüfung eines Behältnisses
US6761058B2 (en) * 2000-06-08 2004-07-13 Honda Giken Kogyo Kabushiki Kaisha Leakage determination system for evaporative fuel processing system
US6564780B2 (en) * 2000-06-23 2003-05-20 Toyota Jidosha Kabushiki Kaisha Diagnostic apparatus and method for fuel vapor purge system
DE10126521B4 (de) * 2001-05-30 2006-05-04 Robert Bosch Gmbh Verfahren und Vorrichtung zur Tankleckdiagnose bei erhöhter Brennstoffausgasung
US6722348B2 (en) * 2001-09-07 2004-04-20 Toyota Jidosha Kabushiki Kaisha Abnormality detecting apparatus for fuel vapor treating system and method for controlling the apparatus
JP2003090270A (ja) * 2001-09-17 2003-03-28 Denso Corp 加圧装置
JP3930437B2 (ja) * 2002-04-11 2007-06-13 株式会社日本自動車部品総合研究所 蒸発燃料処理装置の故障診断方法および故障診断装置
JP3849584B2 (ja) * 2002-06-07 2006-11-22 トヨタ自動車株式会社 蒸発燃料処理装置
EP1406005B1 (de) * 2002-09-20 2006-04-19 Ford Global Technologies, Inc. Verfahren und Gerät für Überwachung von Steuerventilen
JP4151382B2 (ja) * 2002-11-05 2008-09-17 トヨタ自動車株式会社 内燃機関の蒸発燃料処理装置
JP4322799B2 (ja) * 2004-03-25 2009-09-02 株式会社日本自動車部品総合研究所 内燃機関の蒸発燃料処理装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE202008011817U1 (de) * 2008-09-05 2010-02-11 Vacuubrand Gmbh + Co Kg Oszillierende Verdrängervakuumpumpe

Also Published As

Publication number Publication date
JP2006161795A (ja) 2006-06-22
DE102005013918B4 (de) 2015-07-23
JP4322799B2 (ja) 2009-09-02
US7219660B2 (en) 2007-05-22
CN1673505A (zh) 2005-09-28
US20050211228A1 (en) 2005-09-29
US20060042605A1 (en) 2006-03-02
DE102005013918A1 (de) 2005-10-27
US6971375B2 (en) 2005-12-06
CN1673505B (zh) 2010-05-12

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