Engine airflow measurement

Details Engine airflow measurement Engine airflow measurement

2005-05-10

2005-05-10

Argenbright, Tony M. (Department: 3747)

Internal-combustion engines

Charge forming device

Fuel injection system

C073S118040

Reexamination Certificate

active

06889664

ABSTRACT:
A method of measuring the airflow in an engine, the engine having an intake manifold, including:sampling the manifold absolute pressure in said intake manifold at a predetermined crank angle of the engine; anddetermining the airflow as a function of the pressure differential between atmospheric pressure and the manifold absolute pressure at said crank angle.

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