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SE508555C2 - Förfarande för styrning och diagnos av ett tankavluftningssystem - Google Patents

Förfarande för styrning och diagnos av ett tankavluftningssystem

Info

Publication number
SE508555C2
SE508555C2 SE9402304A SE9402304A SE508555C2 SE 508555 C2 SE508555 C2 SE 508555C2 SE 9402304 A SE9402304 A SE 9402304A SE 9402304 A SE9402304 A SE 9402304A SE 508555 C2 SE508555 C2 SE 508555C2
Authority
SE
Sweden
Prior art keywords
tank
value
pressure
threshold value
tank vent
Prior art date
Application number
SE9402304A
Other languages
English (en)
Swedish (sv)
Other versions
SE9402304D0 (sv
SE9402304L (sv
SE508555C3 (sv
Inventor
Andreas Blumenstock
Helmut Denz
Original Assignee
Bosch Gmbh Robert
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 Bosch Gmbh Robert filed Critical Bosch Gmbh Robert
Publication of SE9402304D0 publication Critical patent/SE9402304D0/xx
Publication of SE9402304L publication Critical patent/SE9402304L/
Publication of SE508555C3 publication Critical patent/SE508555C3/sv
Publication of SE508555C2 publication Critical patent/SE508555C2/sv

Links

Classifications

    • 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
    • F02D41/004—Control of the valve or purge actuator, e.g. duty cycle, closed loop control of position
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
  • Cooling, Air Intake And Gas Exhaust, And Fuel Tank Arrangements In Propulsion Units (AREA)
SE9402304A 1993-06-30 1994-06-29 Förfarande för styrning och diagnos av ett tankavluftningssystem SE508555C2 (sv)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE4321694A DE4321694A1 (de) 1993-06-30 1993-06-30 Verfahren zur Tankentlüftung

Publications (4)

Publication Number Publication Date
SE9402304D0 SE9402304D0 (sv) 1994-06-29
SE9402304L SE9402304L (sv) 1994-12-31
SE508555C3 SE508555C3 (sv) 1994-12-31
SE508555C2 true SE508555C2 (sv) 1998-10-12

Family

ID=6491562

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9402304A SE508555C2 (sv) 1993-06-30 1994-06-29 Förfarande för styrning och diagnos av ett tankavluftningssystem

Country Status (5)

Country Link
US (1) US5460142A (de)
JP (1) JPH0727025A (de)
DE (1) DE4321694A1 (de)
FR (1) FR2707565B1 (de)
SE (1) SE508555C2 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2913258B2 (ja) * 1994-09-07 1999-06-28 本田技研工業株式会社 蒸発燃料処理装置におけるタンク内圧センサの出力補正装置
JPH08226355A (ja) * 1995-02-21 1996-09-03 Toyota Motor Corp 内燃機関の蒸発燃料処理装置
KR100290347B1 (ko) * 1995-12-29 2001-10-24 이계안 증발가스모니터링시미연방지제어방법
JP3317121B2 (ja) * 1996-01-25 2002-08-26 株式会社日立製作所 エバポシステムおよびその診断方法
DE19648711B4 (de) * 1996-11-25 2006-07-13 Robert Bosch Gmbh Verfahren zur Bestimmung der Durchflußmenge durch ein Regenerierventil einer Tankentlüftungsanlage
US5957115A (en) * 1997-02-12 1999-09-28 Siemens Canada Limited Pulse interval leak detection system
US6041761A (en) * 1997-05-30 2000-03-28 Honda Giken Kogyo Kabushiki Kaisha Evaporative emission control system for internal combustion engines
JP3669305B2 (ja) * 2001-07-30 2005-07-06 日産自動車株式会社 燃料蒸気ガス処理装置
FR2833999B1 (fr) * 2001-12-20 2004-01-30 Renault Procede de regulation de la depression dans un reservoir a carburant pour automobile generee par la purge de l'absorbeur de vapeurs de carburant
DE10323869B4 (de) * 2003-05-26 2008-02-07 Siemens Ag Verfahren zum Ansteuern eines Regenerierventils eines Kraftstoffdampf-Rückhaltesystems
US8327695B2 (en) * 2010-02-11 2012-12-11 GM Global Technology Operations LLC Restricted filter diagnostic system and method
DE102010055318B4 (de) * 2010-12-21 2025-06-12 Audi Ag Verfahren und Einrichtung zur Steuerung des Drucks im Inneren eines Kraftstofftanks
US8935081B2 (en) 2012-01-13 2015-01-13 GM Global Technology Operations LLC Fuel system blockage detection and blockage location identification systems and methods
US9038489B2 (en) 2012-10-15 2015-05-26 GM Global Technology Operations LLC System and method for controlling a vacuum pump that is used to check for leaks in an evaporative emissions system
US9176022B2 (en) 2013-03-15 2015-11-03 GM Global Technology Operations LLC System and method for diagnosing flow through a purge valve based on a fuel system pressure sensor
US9316558B2 (en) 2013-06-04 2016-04-19 GM Global Technology Operations LLC System and method to diagnose fuel system pressure sensor
FR3022606B1 (fr) * 2014-06-19 2016-06-24 Continental Automotive France Procede de determination du point d'ouverture d'une vanne
CN114233451B (zh) * 2021-12-23 2023-04-18 潍柴动力股份有限公司 一种确定尿素箱通气孔状况的方法和装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5922066B2 (ja) * 1979-03-08 1984-05-24 日産自動車株式会社 内燃機関の蒸発燃料処理装置
US4926825A (en) * 1987-12-07 1990-05-22 Honda Giken Kogyo K.K. (Honda Motor Co., Ltd. In English) Air-fuel ratio feedback control method for internal combustion engines
JPH0623736Y2 (ja) * 1988-08-10 1994-06-22 トヨタ自動車株式会社 内燃機関のエバポパージ異常検出装置
JP2586425B2 (ja) * 1988-10-07 1997-02-26 日本電装株式会社 燃料蒸発ガス処理手段の診断装置
DE4003751C2 (de) * 1990-02-08 1999-12-02 Bosch Gmbh Robert Tankentlüftungsanlage für ein Kraftfahrzeug und Verfahren zum Überprüfen deren Funktionstüchtigkeit
DE4012111C1 (de) * 1990-04-14 1991-03-07 Audi Ag, 8070 Ingolstadt, De
DE4040896A1 (de) * 1990-12-20 1992-06-25 Bosch Gmbh Robert Tankentlueftungsanlage und verfahren zum ueberpruefen der dichtheit derselben
DE4040895C2 (de) * 1990-12-20 1999-09-23 Bosch Gmbh Robert Tankentlüftungsanlage und Verfahren zum Betreiben einer solchen
DE4108856C2 (de) * 1991-03-19 1994-12-22 Bosch Gmbh Robert Tankentlüftungsanlage sowie Verfahren und Vorrichtung zum Überprüfen der Dichtheit derselben
DE4111361A1 (de) * 1991-04-09 1992-10-15 Bosch Gmbh Robert Tankentlueftungsanlage sowie verfahren und vorrichtung zu deren ueberpruefung
JP2748723B2 (ja) * 1991-06-10 1998-05-13 トヨタ自動車株式会社 エバポパージシステムの故障診断装置
US5273020A (en) * 1992-04-30 1993-12-28 Nippondenso Co., Ltd. Fuel vapor purging control system for automotive vehicle
DE4216067C2 (de) * 1992-05-15 2002-12-05 Bosch Gmbh Robert Verfahren und Vorrichtung zur Tankentlüftungs-Diagnose bei einem Kraftfahrzeug
JP3116556B2 (ja) * 1992-06-08 2000-12-11 株式会社デンソー 内燃機関の燃料タンク系の気密チェック装置
JP3286348B2 (ja) * 1992-07-22 2002-05-27 愛三工業株式会社 内燃機関の蒸発ガス処理装置における異常検出装置

Also Published As

Publication number Publication date
SE9402304D0 (sv) 1994-06-29
FR2707565B1 (fr) 1996-01-05
SE9402304L (sv) 1994-12-31
JPH0727025A (ja) 1995-01-27
FR2707565A1 (fr) 1995-01-20
US5460142A (en) 1995-10-24
DE4321694A1 (de) 1995-01-12

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