Method and device for the control of starting driving or switching processes on a motor vehicle
First Claim
1. A device for controlling at least one of a starting process, a driving process and a shifting process of a motor vehicle having a drive motor (2), a gearshift (6) and a starting and shifting clutch (4), with the drive motor (2) drivingly connected with the gearshift (6) via the starting and shifting clutch (4) and a clutch actuation device (25, 26), a control apparatus (13) communicates with a power adjusting element for controlling output of the drive motor (2) and is connected with sensors (14, 17, 19, 21) by sensor lines, the sensors (14, 17, 19, 21) sensing an accelerator deflection angle (A), a motor rotation speed (C) and a transmission input shaft rotational speed (E), the control apparatus (13) has a first calculation module (28) which calculates a target motor rotational speed value (D) as a function of a transmission output shaft rotational speed (G) and a gear to be shifted, toward which the motor rotational speed (C) is adjusted in connection with such shifting process;
- the control apparatus (13) has a second calculation module (29) with which, when the clutch (4) is slipping, a fuel injection amount (B) for the drive motor (2) is calculated as a function of the accelerator deflection angle (A) as well as at least one of the motor rotational speed (C) and the transmission input shaft rotational speed (E); and
a third control module (32), outside of the shifting process when the clutch (4) is not slipping, the fuel injection amount (B) of a current fuel injection amount value is adapted to a target fuel injection amount (F) specified by a driver through the accelerator deflection angle (A).
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Accused Products
Abstract
A method and a device for controlling starting, driving and shifting processes of a motor vehicle with a drive motor (2) and a gearshift (6), which can be brought into effective drive connection with one another using a starting and shifting clutch (4), with a clutch actuation device (25, 26) as well as with a control apparatus (13) which stands in connection with a power element of the same for controlling the power of the drive motor (2), and which is connected using signal engineering with sensors (14, 17, 19, 21) which ascertain an accelerator deflection angle (A), a motor rotational speed (C) and a transmission input shaft rotational speed (E).
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Citations
15 Claims
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1. A device for controlling at least one of a starting process, a driving process and a shifting process of a motor vehicle having a drive motor (2), a gearshift (6) and a starting and shifting clutch (4), with the drive motor (2) drivingly connected with the gearshift (6) via the starting and shifting clutch (4) and a clutch actuation device (25, 26), a control apparatus (13) communicates with a power adjusting element for controlling output of the drive motor (2) and is connected with sensors (14, 17, 19, 21) by sensor lines, the sensors (14, 17, 19, 21) sensing an accelerator deflection angle (A), a motor rotation speed (C) and a transmission input shaft rotational speed (E), the control apparatus (13) has a first calculation module (28) which calculates a target motor rotational speed value (D) as a function of a transmission output shaft rotational speed (G) and a gear to be shifted, toward which the motor rotational speed (C) is adjusted in connection with such shifting process;
- the control apparatus (13) has a second calculation module (29) with which, when the clutch (4) is slipping, a fuel injection amount (B) for the drive motor (2) is calculated as a function of the accelerator deflection angle (A) as well as at least one of the motor rotational speed (C) and the transmission input shaft rotational speed (E); and
a third control module (32), outside of the shifting process when the clutch (4) is not slipping, the fuel injection amount (B) of a current fuel injection amount value is adapted to a target fuel injection amount (F) specified by a driver through the accelerator deflection angle (A). - View Dependent Claims (2, 3, 4, 5, 6)
- the control apparatus (13) has a second calculation module (29) with which, when the clutch (4) is slipping, a fuel injection amount (B) for the drive motor (2) is calculated as a function of the accelerator deflection angle (A) as well as at least one of the motor rotational speed (C) and the transmission input shaft rotational speed (E); and
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7. A method for controlling at least one of a starting process, a driving process and a shifting process of a motor vehicle, the method comprising the steps of:
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calculating a target motor rotational value (D) as a function of a transmission output shaft rotational speed (G) and a gear to be shifted; adjusting a motor rotational speed (C) to the target motor rotational value (D); and setting the fuel injection amount (B) for a drive motor (2) as a function of an accelerator deflection angle (A) as well as at least one of the motor rotational speed (C) and a transmission input shaft rotational speed (E), when the clutch (4) is slipping. - View Dependent Claims (8, 9, 10, 11, 12, 13, 14, 15)
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Specification