Patent ID: 6152107
Filing Date: 2000-11-28
Classification: F02D

Abstract:
An apparatus for determining an amount of fuel to be injected into an engine, comprising:a first processing device operable to receive a first signal indicative of an engine speed, a second signal indicative of an engine injection actuation pressure, and a third signal indicative of an engine coolant temperature, the first processing device operable to transmit a fourth signal as a function of the first, second, and third signals, the fourth signal being indicative of a first desired amount of fuel to be injected into the engine when the engine is operating in a cold mode; anda second processing device operable to receive the first signal and a fifth signal indicative of a boost pressure of the engine, the second processing device operable to transmit a sixth signal as a function of the first and fifth signals, the sixth signal being indicative of a desired scaling factor; anda third processing device coupled with the first and second processing devices to respectively receive the fourth and sixth signals, the third processing device operable to transmit a seventh signal as a function of the product of the fourth and sixth signals, the seventh signal being indicative of a second desired amount of fuel to be injected into the engine when the engine is operating in the cold mode.