Method of calculating airflow introduction into an...

Details Method of calculating airflow introduction into an... Method of calculating airflow introduction into an...

2006-11-27

2009-02-10

Nguyen, Tu M (Department: 3748)

Power plants

Internal combustion engine with treatment or handling of...

By means producing a chemical reaction of a component of the...

C060S274000, C060S290000, C060S293000

Reexamination Certificate

active

07487632

ABSTRACT:
Injection of secondary air into an exhaust of an automotive vehicle at a location upstream of a catalytic converter of the vehicle in which the airflow rate is calculated by the air injection system pressure and by the pulsation of the air injection system pressure in reference to stored values in a data table.

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