GB2269903B - Method for detecting leaks in a motor vehicle tank ventilation system - Google Patents

Method for detecting leaks in a motor vehicle tank ventilation system

Info

Publication number
GB2269903B
GB2269903B GB9316151A GB9316151A GB2269903B GB 2269903 B GB2269903 B GB 2269903B GB 9316151 A GB9316151 A GB 9316151A GB 9316151 A GB9316151 A GB 9316151A GB 2269903 B GB2269903 B GB 2269903B
Authority
GB
United Kingdom
Prior art keywords
motor vehicle
ventilation system
vehicle tank
tank ventilation
detecting leaks
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.)
Expired - Fee Related
Application number
GB9316151A
Other languages
English (en)
Other versions
GB9316151D0 (en
GB2269903A (en
Inventor
Ferry Durschmidt
Wolfgang Strauss
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.)
Daimler Benz AG
Original Assignee
Daimler Benz AG
Mercedes Benz AG
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 Daimler Benz AG, Mercedes Benz AG filed Critical Daimler Benz AG
Publication of GB9316151D0 publication Critical patent/GB9316151D0/en
Publication of GB2269903A publication Critical patent/GB2269903A/en
Application granted granted Critical
Publication of GB2269903B publication Critical patent/GB2269903B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/035—Fuel tanks characterised by venting means
    • B60K15/03504—Fuel tanks characterised by venting means adapted to avoid loss of fuel or fuel vapour, e.g. with vapour recovery systems
    • 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
    • F02M25/0818—Judging failure of purge control system having means for pressurising the evaporative emission space

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Transportation (AREA)
  • Supplying Secondary Fuel Or The Like To Fuel, Air Or Fuel-Air Mixtures (AREA)
  • Examining Or Testing Airtightness (AREA)
GB9316151A 1992-08-21 1993-08-04 Method for detecting leaks in a motor vehicle tank ventilation system Expired - Fee Related GB2269903B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19924227698 DE4227698C2 (de) 1992-08-21 1992-08-21 Verfahren zur Ermittlung von Undichtheiten in einer Kraftfahrzeug-Tankentlüftungsanlage

Publications (3)

Publication Number Publication Date
GB9316151D0 GB9316151D0 (en) 1993-09-22
GB2269903A GB2269903A (en) 1994-02-23
GB2269903B true GB2269903B (en) 1995-06-21

Family

ID=6466051

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9316151A Expired - Fee Related GB2269903B (en) 1992-08-21 1993-08-04 Method for detecting leaks in a motor vehicle tank ventilation system

Country Status (2)

Country Link
DE (1) DE4227698C2 (de)
GB (1) GB2269903B (de)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2292807A (en) * 1994-08-26 1996-03-06 Autoliv Dev Detecting unacceptable leakage from the chamber of a vehicle crash sensor arrangement
JPH0835452A (ja) * 1994-07-26 1996-02-06 Hitachi Ltd エバポパージシステムの診断方法
DE4427688C2 (de) * 1994-08-04 1998-07-23 Siemens Ag Verfahren zum Überprüfen der Funktionstüchtigkeit einer Tankentlüftungsanlage für ein Kraftfahrzeug
SE515496C2 (sv) * 1994-11-04 2001-08-13 Volvo Personvagnar Ab Förfarande och anordning för provning av tätheten hos en sluten behållare
JP3198865B2 (ja) * 1995-03-20 2001-08-13 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
DE19511519C2 (de) * 1995-03-29 1997-07-31 Daimler Benz Ag Verfahren zur Ermittlung von Undichtheiten in einer Kraftfahrzeug-Tankentlüftungsanlage
DE19518292C2 (de) * 1995-05-18 2003-07-17 Bosch Gmbh Robert Verfahren zur Diagnose eines Tankentlüftungssystems
DE19623740A1 (de) * 1996-06-14 1997-12-18 Knecht Filterwerke Gmbh Adsorptions-Filter einer Kraftstoff-Entlüftungsanlage eines Verbrennungsmotors
DE19818697A1 (de) * 1998-04-25 1999-10-28 Opel Adam Ag Verfahren zur Bestimmung von Leckagen im Kraftstoffversorgungssystem eines Kraftfahrzeuges
US6722189B2 (en) * 2000-02-22 2004-04-20 Siemens Automotive S.A. Leak detection in a closed vapor handling system using a pressure switch and time
DE10063648B4 (de) * 2000-12-20 2006-12-14 Nucellsys Gmbh Brennstoffzellensystem und Verfahren zum Betreiben des Brennstoffzellensystems
DE102005003924B4 (de) 2005-01-27 2012-12-06 Continental Automotive Gmbh Verfahren zur Ansteuerung eines Tankentlüftungsventils eines Kraftfahrzeuges während einer Dichtigkeitsprüfung
CN107886593B (zh) * 2017-10-27 2020-11-10 西安交通大学 一种燃油箱蒸发排放泄漏诊断检测策略的计算方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5755887A (en) * 1980-09-09 1982-04-03 Nihon Enjiniyaa Service Kk Testing method for leakage according to decompression and pressure of liquid storage tank
DE4003751C2 (de) * 1990-02-08 1999-12-02 Bosch Gmbh Robert Tankentlüftungsanlage für ein Kraftfahrzeug und Verfahren zum Überprüfen deren Funktionstüchtigkeit

Also Published As

Publication number Publication date
DE4227698A1 (de) 1994-02-24
GB9316151D0 (en) 1993-09-22
DE4227698C2 (de) 1996-08-01
GB2269903A (en) 1994-02-23

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Legal Events

Date Code Title Description
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20010804