Apparatus and method for controlling lgnition timing of internal combustion engine
First Claim
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1. An ignition timing control apparatus of an internal combustion engine comprising:
- an operating state detecting means for detecting an operating state of the internal combustion engine;
a stationary time ignition timing computing means for computing an ignition timing at a stationary time on the basis of an operating state detected by said operating state detecting means; and
a transient time ignition timing correcting means for computing a transient time ignition timing by applying a transient correction defined by a transfer function on the basis of the operating state detected by said operating state detecting means to the stationary time ignition timing computed by said stationary time ignition timing computing means.
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Abstract
A transient correction of an ignition timing is precisely executed even in a transient state. The ignition timing at a stationary time is computed on the basis of an operating state detected by an operating state detecting means, and the ignition timing at the stationary time is corrected by a transient time ignition timing correcting means defined by a transfer function G(s).
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Citations
11 Claims
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1. An ignition timing control apparatus of an internal combustion engine comprising:
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an operating state detecting means for detecting an operating state of the internal combustion engine;
a stationary time ignition timing computing means for computing an ignition timing at a stationary time on the basis of an operating state detected by said operating state detecting means; and
a transient time ignition timing correcting means for computing a transient time ignition timing by applying a transient correction defined by a transfer function on the basis of the operating state detected by said operating state detecting means to the stationary time ignition timing computed by said stationary time ignition timing computing means. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. An ignition timing control method of an internal combustion engine comprising the steps of:
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computing an ignition timing at a stationary time on the basis of an operating state detected by an operating state detecting means detecting the operating state of the internal combustion engine; and
computing a transient time ignition timing by applying a transient correction defined by a transfer function to the ignition timing at the stationary time.
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Specification