CONTROL DEVICE FOR DRIVING WHEEL TORQUE
PURPOSE:To prevent repeated generation of fuel cut by setting the initial opening degree of throttle feedback at the time of re-return to be smaller than the throttle opening degree at the time of rushing in the re-fuel cut when rushing in the re-fuel cut within a fixed time from return of fuel cut....
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | PURPOSE:To prevent repeated generation of fuel cut by setting the initial opening degree of throttle feedback at the time of re-return to be smaller than the throttle opening degree at the time of rushing in the re-fuel cut when rushing in the re-fuel cut within a fixed time from return of fuel cut. CONSTITUTION:When any excessive slip of a driving wheel is detected, a means 101 to decrease output of an internal combustion engine performs feedback control for a throttle valve through a means 102 when the excessive slip exceeds the first discrimination value. Also, when the excessive slip exceeds the second discrimination value which is larger than the first discrimination value, fuel cut is made, and when the excessive slip returns beyond the third discrimination value which is smaller than the second discrimination value, a decision is made by a means 103 so as to return from the fuel cut. Further, accomplishment of a re-fuel cut condition is judged by a means 105 as well as the initial opening degree of throttle feedback is calculated by a means 104. Also, at the time of returning to the re-fuel cut the initial opening degree of throttle feedback is limited by a means 106 to a degree lower than the opening degree of throttle at the rush-in time. |
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