Patent ID: 6158403
Filing Date: 2000-12-12
Classification: F01L

Abstract:
A servo control system for an internal combustion engine having an engine control module, an alternator and at least one cylinder, each cylinder having at least one valve and an electromagnetic valve actuator comprising;an electromagnetic valve actuator control module, said electromagnetic valve actuator control module further comprising an electronic control unit coupled to the engine control module for receiving engine sensor information, a servo board coupled to said electronic control unit for receiving a command signal and sending a plurality of delay feedback signals to said electronic control unit, and a demodulation board coupled to said servo board for sending a voltage signal proportional to the valve position to said servo board; anda power module coupled to said electromagnetic valve actuator and said electromagnetic valve actuator control module, said power module providing a current output to said electromagnetic valve actuator and providing a current monitor signal proportional to said current output to said electromagnetic valve actuator control module.