Fast active fuel management reactivation
First Claim
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1. An engine control module, comprising:
- a valve control module that disables intake and exhaust valves corresponding to a cylinder that includes a mass of intake air;
an engine cycle module that determines a number of engine cycles that occur while said cylinder is disabled; and
an air estimation module that determines a remaining mass of air in said cylinder based on said number of engine cycles.
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Abstract
An engine control module includes a valve control module that disables intake and exhaust valves corresponding to a cylinder that includes a mass of intake air. An engine cycle module determines a number of engine cycles that occurred while the cylinder is disabled. An air estimation module determines a remaining mass of air in the cylinder based on the number of engine cycles.
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Citations
14 Claims
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1. An engine control module, comprising:
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a valve control module that disables intake and exhaust valves corresponding to a cylinder that includes a mass of intake air; an engine cycle module that determines a number of engine cycles that occur while said cylinder is disabled; and an air estimation module that determines a remaining mass of air in said cylinder based on said number of engine cycles. - View Dependent Claims (2, 3, 4, 5, 6, 7)
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8. A method for controlling an engine, comprising:
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disabling intake and exhaust valves corresponding to a cylinder that includes a mass of intake air; determining a number of engine cycles that occur while said cylinder is disabled; and determining a remaining mass of air in said cylinder based on said number of engine cycles. - View Dependent Claims (9, 10, 11, 12, 13, 14)
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Specification