METHOD FOR THE DETECTION OF MISFIRES IN AN INTERNAL COMBUSTION ENGINE

Title:

METHOD FOR THE DETECTION OF MISFIRES IN AN INTERNAL COMBUSTION ENGINE

Document Type and Number:

WIPO Patent Application WO/2004/046679

Kind Code:

A1

Abstract:

Disclosed is a method, according to which forced misfires (eVA) are generated at specific moments in time when the internal combustion engine is operational. A parameter (K) which depends on the acceleration of the internal combustion engine is then determined by means of a conventional monitoring and analyzing process. Said parameter (K) is used for verification purposes and/or adjusting purposes so as to detect accidental misfires (uVA).

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Inventors:

GALTIER FREDERIC (FR)
ZHANG HONG (DE)

Application Number:

PCT/DE2003/003286

Publication Date:

June 03, 2004

Filing Date:

October 02, 2003

Export Citation:

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Assignee:

SIEMENS AG (DE)
GALTIER FREDERIC (FR)
ZHANG HONG (DE)

International Classes:

F02D41/14; G01M15/11; (IPC1-7): G01M15/00; F02D41/14

Foreign References:

DE4232261A1	1993-06-09
US5303158A	1994-04-12

Other References:

PATENT ABSTRACTS OF JAPAN vol. 0181, no. 83 (M - 1584) 29 March 1994 (1994-03-29)
PATENT ABSTRACTS OF JAPAN vol. 0143, no. 64 (M - 1007) 7 August 1990 (1990-08-07)

Attorney, Agent or Firm:

SIEMENS AKTIENGESELLSCHAFT (München, DE)

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