EP1169565A1 - Verfahren zur dichtheitsprüfung eines tanksystems eines fahrzeugs - Google Patents
Verfahren zur dichtheitsprüfung eines tanksystems eines fahrzeugsInfo
- Publication number
- EP1169565A1 EP1169565A1 EP01911388A EP01911388A EP1169565A1 EP 1169565 A1 EP1169565 A1 EP 1169565A1 EP 01911388 A EP01911388 A EP 01911388A EP 01911388 A EP01911388 A EP 01911388A EP 1169565 A1 EP1169565 A1 EP 1169565A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- measurement
- tank
- leak
- pressure
- time interval
- 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
Links
Classifications
-
- 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
-
- 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)
- Examining Or Testing Airtightness (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)
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10006186 | 2000-02-11 | ||
DE10006186A DE10006186C1 (de) | 2000-02-11 | 2000-02-11 | Verfahren zur Dichtheitsprüfung eines Tanksystems eines Fahrzeugs |
PCT/DE2001/000288 WO2001059287A1 (de) | 2000-02-11 | 2001-01-25 | Verfahren zur dichtheitsprüfung eines tanksystems eines fahrzeugs |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1169565A1 true EP1169565A1 (de) | 2002-01-09 |
EP1169565B1 EP1169565B1 (de) | 2004-07-28 |
Family
ID=7630641
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP01911388A Expired - Lifetime EP1169565B1 (de) | 2000-02-11 | 2001-01-25 | Verfahren zur dichtheitsprüfung eines tanksystems eines fahrzeugs |
Country Status (6)
Country | Link |
---|---|
US (1) | US6615808B2 (de) |
EP (1) | EP1169565B1 (de) |
JP (1) | JP4278329B2 (de) |
KR (1) | KR20010113786A (de) |
DE (2) | DE10006186C1 (de) |
WO (1) | WO2001059287A1 (de) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10116693A1 (de) * | 2001-04-04 | 2002-10-17 | Bosch Gmbh Robert | Beheizbare Tankleckdiagnoseeinheit insbesondere für Kraftfahrzeuge |
DE10136183A1 (de) * | 2001-07-25 | 2003-02-20 | Bosch Gmbh Robert | Verfahren und Steuergerät zur Funktionsdiagnose eines Tankentlüftungsventils einer Brennstofftankanlage insbesondere eines Kraftfahrzeuges |
DE10204132B4 (de) * | 2002-02-01 | 2012-03-15 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Dichtheitsprüfung eines Behältnisses |
DE10243807B4 (de) * | 2002-09-20 | 2013-08-01 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Dichtheitsprüfung eines Behälters |
US7347082B1 (en) | 2004-02-26 | 2008-03-25 | Systech International, Llc | Method and apparatus for testing vehicle fuel system integrity |
DE102005060905A1 (de) * | 2005-12-20 | 2007-06-28 | Robert Bosch Gmbh | Verfahren zur Dichtheitsprüfung eines Tanksystems eines Fahrzeugs |
BRPI0722284A2 (pt) | 2007-11-29 | 2014-04-15 | Airbus Operations Gmbh | Aparelho e método para testar um sistema de tanque de aeronave |
DE102012209538B4 (de) * | 2012-06-06 | 2014-05-22 | Continental Automotive Gmbh | Verfahren und Vorrichtung zum Überprüfen der Funktionstüchtigkeit von Hydraulikkomponenten in einem Abgasnachbehandlungssystem für ein Kraftfahrzeug |
DE102016225206A1 (de) * | 2016-12-15 | 2018-06-21 | Volkswagen Aktiengesellschaft | Verfahren zur Prüfung der Dichtheit eines Kraftstofftanksystems einer Brennkraftmaschine |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2731467B1 (fr) * | 1995-03-06 | 1997-04-18 | Siemens Automotive Sa | Procede de diagnostic du fonctionnement de la vanne de purge d'un systeme de recuperation de vapeurs de carburant, pour un vehicule automobile |
US5685279A (en) * | 1996-03-05 | 1997-11-11 | Chrysler Corporation | Method of de-pressurizing an evaporative emission control system |
DE19636431B4 (de) | 1996-09-07 | 2009-05-14 | Robert Bosch Gmbh | Verfahren und Vorrichtung zur Prüfung der Funktionsfähigkeit einer Tankentlüftungsanlage |
JP3411768B2 (ja) * | 1996-12-13 | 2003-06-03 | 株式会社日立製作所 | エバポシステムの診断装置 |
DE19809384C2 (de) * | 1998-03-05 | 2000-01-27 | Bosch Gmbh Robert | Verfahren zur Prüfung der Funktionsfähigkeit einer Tankentlüftungsanlage |
US6161423A (en) * | 1998-03-20 | 2000-12-19 | Unisia Jecs Corporation | Apparatus and method for diagnosing leaks of fuel vapor treatment unit |
US6119663A (en) * | 1998-03-31 | 2000-09-19 | Unisia Jecs Corporation | Method and apparatus for diagnosing leakage of fuel vapor treatment unit |
JP3412683B2 (ja) * | 1998-03-31 | 2003-06-03 | 株式会社日立ユニシアオートモティブ | 蒸発燃料処理装置のリーク診断装置 |
DE19834332B4 (de) * | 1998-07-30 | 2005-06-02 | Robert Bosch Gmbh | Verfahren zur Prüfung der Funktionsfähigkeit eines Behältnisses |
JP3621297B2 (ja) * | 1999-06-30 | 2005-02-16 | 株式会社日立ユニシアオートモティブ | 蒸発燃料処理装置の故障診断装置 |
-
2000
- 2000-02-11 DE DE10006186A patent/DE10006186C1/de not_active Expired - Fee Related
-
2001
- 2001-01-25 US US09/958,540 patent/US6615808B2/en not_active Expired - Lifetime
- 2001-01-25 EP EP01911388A patent/EP1169565B1/de not_active Expired - Lifetime
- 2001-01-25 JP JP2001558599A patent/JP4278329B2/ja not_active Expired - Fee Related
- 2001-01-25 DE DE50102972T patent/DE50102972D1/de not_active Expired - Lifetime
- 2001-01-25 WO PCT/DE2001/000288 patent/WO2001059287A1/de not_active Application Discontinuation
- 2001-01-25 KR KR1020017012915A patent/KR20010113786A/ko not_active Application Discontinuation
Non-Patent Citations (1)
Title |
---|
See references of WO0159287A1 * |
Also Published As
Publication number | Publication date |
---|---|
KR20010113786A (ko) | 2001-12-28 |
DE50102972D1 (de) | 2004-09-02 |
JP4278329B2 (ja) | 2009-06-10 |
EP1169565B1 (de) | 2004-07-28 |
WO2001059287A1 (de) | 2001-08-16 |
US20020157654A1 (en) | 2002-10-31 |
DE10006186C1 (de) | 2001-06-13 |
JP2003522938A (ja) | 2003-07-29 |
US6615808B2 (en) | 2003-09-09 |
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