Controlling resistance heaters on exhaust gas oxygen sensors

Measuring and testing – Simulating operating condition – Marine

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731173, 60272, G01M 1900

Patent

active

054976553

ABSTRACT:
A method of controlling the operation of heaters for an exhaust gas oxygen sensor as function exhaust gas temperature as compared to a first exhaust gas temperature to turn on the heaters and a second exhaust gas oxygen sensor temperature to turn off the heaters.

REFERENCES:
patent: 5291673 (1994-03-01), Hamburg et al.
patent: 5365216 (1994-11-01), Kotwicki et al.
patent: 5390490 (1995-02-01), Brooks
patent: 5414994 (1995-05-01), Gullen et al.

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