Method and control structure for controlling a control angle and an output torque of a superposition angle actuator
First Claim
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1. A method, comprising:
- controlling nonlinearly a control angle of a superposition angle actuator of a superimposed steering system of a motor vehicle;
controlling an output torque of the superposition angle actuator of the superimposed steering system of the motor vehicle;
wherein at least the controlling of the control angle is performed by a nonlinear compensation controller.
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Abstract
A control method is for controlling a control angle and an output torque of a superposition angle actuator of a superimposed steering system of a motor vehicle. At least the control of the control angle occurs with the aid of a nonlinear compensation controller.
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Citations
16 Claims
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1. A method, comprising:
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controlling nonlinearly a control angle of a superposition angle actuator of a superimposed steering system of a motor vehicle; controlling an output torque of the superposition angle actuator of the superimposed steering system of the motor vehicle; wherein at least the controlling of the control angle is performed by a nonlinear compensation controller. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A method, comprising:
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controlling a control angle and an output torque of a superposition angle actuator of a superimposed steering system of a motor vehicle; compensating for system uncertainties with a discontinuous controller; wherein at least the controlling of the control angle is performed by a nonlinear compensation controller; wherein the nonlinear compensation controller includes a sliding-mode controller.
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11. A method, comprising:
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controlling a control angle and an output torque of a superposition angle actuator of a superimposed steering system of a motor vehicle; performing a model-based estimate of a resulting gear rack force of the superimposed steering system; wherein at least the controlling of the control angle is performed by a nonlinear compensation controller.
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12. A method, comprising:
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controlling a control angle and an output torque of a superposition angle actuator of a superimposed steering system of a motor vehicle; performing a pole specification of at least two pole positions; wherein at least the controlling of the control angle is performed by a nonlinear compensation controller.
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13. A device, comprising:
a control structure adapted to control a control angle and an output torque of a superposition angle actuator of a superimposed steering system of a motor vehicle, the control structure including a nonlinear compensation controller adapted to at least control the control angle. - View Dependent Claims (14)
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15. A computer-readable medium having stored thereon instructions adapted to be executed by a processor, the instructions which, when executed, cause the processor to perform a control method for controlling nonlinearly a control angle of a superposition angle actuator of a superimposed steering system of a motor vehicle, and controlling an output torque of the superposition angle actuator of the superimposed steering system of the motor vehicle, at least the controlling of the control angle being performed by a nonlinear compensation controller.
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16. A superimposed steering system of a motor vehicle, comprising:
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a steering handle adapted to specify a steering wheel angle as a measure for a desired steering angle for at least one steerable wheel of the motor vehicle; a steering gear adapted to convert the steering wheel angle into the desired steering angle of the at least one steerable wheel of the motor vehicle; a superposition device adapted to produce a steering angle by a superposition angle actuator and to produce an input angle of the steering gear from a superposition of the steering wheel angle with a control angle; and a control structure adapted to control the control angle and an output torque of the superposition angle actuator, the control structure including a nonlinear compensation controller adapted to at least control the control angle, the control structure adapted to control the superposition angle actuator.
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Specification