Failure diagnosis system for automobile engine

Details Failure diagnosis system for automobile engine Failure diagnosis system for automobile engine

1998-05-19

1999-08-03

Dombroske, George

Measuring and testing

Test stand

For engine

73660, 701111, G01M 1700

Patent

active

059328010

ABSTRACT:
A failure diagnosis system for automobile engines comprises an inverter motor (6) connected to a rotary shaft of an engine to be measured (2) and intended to rotate the engine (2), a microphone (8) for detecting an engine sound of the engine to be measured (2), a digital tape recorder for recording therein the engine sound detected by the microphone and an engine failure detector for extracting characteristics of the engine sound from the engine sound recorded in the recorder by a wavelet transform so as to detect a failure of the engine by the characteristics of the engine sound.

REFERENCES:
patent: 4730484 (1988-03-01), Olschefski
patent: 4843885 (1989-07-01), Bambara
patent: 4884449 (1989-12-01), Nishimoto et al.
patent: 5109700 (1992-05-01), Hicho
patent: 5390545 (1995-02-01), Doan
patent: 5445027 (1995-08-01), Zorner
patent: 5487008 (1996-01-01), Ribbens et al.
patent: 5574646 (1996-11-01), Kawasaki et al.
patent: 5719791 (1998-02-01), Neumeier et al.

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