ITRM20000328A0 - PROCEDURE AND DEVICE FOR DETECTING A LEAK IN A FUEL INJECTION SYSTEM. - Google Patents

PROCEDURE AND DEVICE FOR DETECTING A LEAK IN A FUEL INJECTION SYSTEM.

Info

Publication number
ITRM20000328A0
ITRM20000328A0 IT2000RM000328A ITRM20000328A ITRM20000328A0 IT RM20000328 A0 ITRM20000328 A0 IT RM20000328A0 IT 2000RM000328 A IT2000RM000328 A IT 2000RM000328A IT RM20000328 A ITRM20000328 A IT RM20000328A IT RM20000328 A0 ITRM20000328 A0 IT RM20000328A0
Authority
IT
Italy
Prior art keywords
leak
procedure
detecting
fuel injection
injection system
Prior art date
Application number
IT2000RM000328A
Other languages
Italian (it)
Inventor
Egon Eisenbacher
Original Assignee
Hydraulik Ring Gmbh
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 Hydraulik Ring Gmbh filed Critical Hydraulik Ring Gmbh
Publication of ITRM20000328A0 publication Critical patent/ITRM20000328A0/en
Publication of ITRM20000328A1 publication Critical patent/ITRM20000328A1/en
Application granted granted Critical
Publication of IT1316198B1 publication Critical patent/IT1316198B1/en

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
    • F02M63/00—Other fuel-injection apparatus having pertinent characteristics not provided for in groups F02M39/00 - F02M57/00 or F02M67/00; Details, component parts, or accessories of fuel-injection apparatus, not provided for in, or of interest apart from, the apparatus of groups F02M39/00 - F02M61/00 or F02M67/00; Combination of fuel pump with other devices, e.g. lubricating oil pump
    • F02M63/02—Fuel-injection apparatus having several injectors fed by a common pumping element, or having several pumping elements feeding a common injector; Fuel-injection apparatus having provisions for cutting-out pumps, pumping elements, or injectors; Fuel-injection apparatus having provisions for variably interconnecting pumping elements and injectors alternatively
    • F02M63/0225—Fuel-injection apparatus having a common rail feeding several injectors ; Means for varying pressure in common rails; Pumps feeding common rails
    • 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
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/3809—Common rail control systems
    • 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
    • F02D2041/224—Diagnosis of the fuel system
    • F02D2041/225—Leakage detection
    • 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
    • F02D41/30—Controlling fuel injection
    • F02D41/38—Controlling fuel injection of the high pressure type
    • F02D41/3809—Common rail control systems
    • F02D41/3836—Controlling the fuel pressure

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Fuel-Injection Apparatus (AREA)
  • Examining Or Testing Airtightness (AREA)
IT2000RM000328A 1999-06-22 2000-06-19 PROCEDURE AND DEVICE FOR THE VERIFICATION OF A LEAK IN A FUEL INJECTION SYSTEM. IT1316198B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19928548A DE19928548A1 (en) 1999-06-22 1999-06-22 Detection of a leak in a vehicle fuel injection system by comparison of the fuel volume taken from the tank with the volume delivered by the injection system or by comparison of measured pressure with a theoretical pressure

Publications (3)

Publication Number Publication Date
ITRM20000328A0 true ITRM20000328A0 (en) 2000-06-19
ITRM20000328A1 ITRM20000328A1 (en) 2001-12-19
IT1316198B1 IT1316198B1 (en) 2003-04-03

Family

ID=7912134

Family Applications (1)

Application Number Title Priority Date Filing Date
IT2000RM000328A IT1316198B1 (en) 1999-06-22 2000-06-19 PROCEDURE AND DEVICE FOR THE VERIFICATION OF A LEAK IN A FUEL INJECTION SYSTEM.

Country Status (3)

Country Link
DE (1) DE19928548A1 (en)
FR (1) FR2795454B1 (en)
IT (1) IT1316198B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6715468B2 (en) * 2001-11-07 2004-04-06 Denso Corporation Fuel injection system
JP4222097B2 (en) * 2002-06-10 2009-02-12 日産自動車株式会社 Fuel system diagnostic device for internal combustion engine
US7392792B2 (en) * 2006-08-21 2008-07-01 Caterpillar Inc. System for dynamically detecting fuel leakage
GB2500206A (en) * 2012-03-12 2013-09-18 Gm Global Tech Operations Inc Common rail fuel injection system
SE539216C2 (en) 2013-04-09 2017-05-16 Scania Cv Ab Method and monitoring unit for detecting fuel system failures for an internal combustion engine

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5355324A (en) * 1991-11-06 1994-10-11 Shell Oil Company Detecting leakage of fluid from a conduit
DE4203099A1 (en) * 1992-02-04 1993-08-05 Bosch Gmbh Robert METHOD AND DEVICE FOR DETECTING TANK LEVEL
DE19520300A1 (en) * 1995-06-02 1996-12-05 Bosch Gmbh Robert Device for detecting a leak in a fuel supply system
DE19534051A1 (en) * 1995-09-14 1997-03-20 Bosch Gmbh Robert Method of operating a fuel injector
DE19622757B4 (en) * 1995-11-09 2007-05-10 Robert Bosch Gmbh Method and device for detecting a leak in a fuel supply system of a high-pressure injection internal combustion engine
DE19548280A1 (en) * 1995-12-22 1997-06-26 Bosch Gmbh Robert Method and device for controlling an internal combustion engine
DE19618869C2 (en) * 1996-05-10 1998-04-09 Daimler Benz Ag Method for leak testing an injection system of an internal combustion engine and device for carrying out a method for leak testing
DE19703891B4 (en) * 1997-02-03 2008-07-31 Robert Bosch Gmbh Method and device for detecting a leak

Also Published As

Publication number Publication date
FR2795454A1 (en) 2000-12-29
FR2795454B1 (en) 2005-12-02
DE19928548A1 (en) 2001-01-04
ITRM20000328A1 (en) 2001-12-19
IT1316198B1 (en) 2003-04-03

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