Air/fuel ratio control system for an internal combustion engine

Patent · Tue Jul 06 04:00:00 EDT 1993

OSTI ID:6355651

Orzel, D V

A control system for controlling a fuel injected internal combustion engine is described, comprising: feedback control means for providing a feedback signal by integrating a signal responsive to an exhaust gas oxygen sensor; actuation means for providing an actuating signal to at least one fuel injector with a pulse width related to the feedback signal; and inhibiting means for inhibiting integration of the signal by the feedback control means when the pulse width is less than a predetermined pulse width.

• Assignee: Ford Motor Co., Dearborn, MI (United States)
• Patent Number(s): US 5224462; A
• Application Number: PPN: US 7-937008
• OSTI ID: 6355651
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330100 -- Internal Combustion Engines
330603* -- Vehicle Design Factors-- Engine System
CLOSED-LOOP CONTROL
CONTROL
ELEMENTS
ENERGY CONSUMPTION
ENGINES
EXHAUST GASES
FEEDBACK
FLUIDS
FUEL CONSUMPTION
FUEL SYSTEMS
FUEL-AIR RATIO
GASEOUS WASTES
GASES
HEAT ENGINES
INTERNAL COMBUSTION ENGINES
MONITORING
NONMETALS
OXYGEN
WASTES