VEHICLE STABILITY CONTROL
First Claim
1. A method of vehicle stability control, comprising;
- determining a rear axle cornering stiffness coefficient in a linear handling range;
determining a first understeer coefficient in a linear handling range;
determining a desired lateral acceleration based on the first understeer coefficient;
determining a second understeer coefficient based on a limited magnitude of the desired lateral acceleration;
determining a desired yaw rate based on the second understeer coefficient; and
determining a desired lateral velocity based on the desired yaw rate and the rear axle cornering stiffness coefficient.
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Accused Products
Abstract
The invention provides a method and computer usable medium, including a program, for vehicle stability control. A rear axle cornering stiffness coefficient in a linear handling range is determined. A first understeer coefficient in a linear handling range is determined. A desired lateral acceleration is determined based on the first understeer coefficient. A second understeer coefficient is determined based on a limited magnitude of the desired lateral acceleration. A desired yaw rate is determined based on the second understeer coefficient. A desired lateral velocity is determined based on the desired yaw rate and the rear axle cornering stiffness coefficient.
8 Citations
20 Claims
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1. A method of vehicle stability control, comprising;
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determining a rear axle cornering stiffness coefficient in a linear handling range;
determining a first understeer coefficient in a linear handling range;
determining a desired lateral acceleration based on the first understeer coefficient;
determining a second understeer coefficient based on a limited magnitude of the desired lateral acceleration;
determining a desired yaw rate based on the second understeer coefficient; and
determining a desired lateral velocity based on the desired yaw rate and the rear axle cornering stiffness coefficient. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A computer usable medium including a program for vehicle stability control, comprising;
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computer readable program code for determining a rear axle cornering stiffness coefficient in a linear handling range;
computer readable program code for determining a first understeer coefficient in a linear handling range;
computer readable program code for determining a desired lateral acceleration based on the first understeer coefficient;
computer readable program code for determining a second understeer coefficient based on a limited magnitude of the desired lateral acceleration;
computer readable program code for determining a desired yaw rate based on the second understeer coefficient; and
computer readable program code for determining a desired lateral velocity based on the desired yaw rate and the rear axle cornering stiffness coefficient. - View Dependent Claims (12, 13, 14, 15, 16, 17, 18, 19, 20)
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Specification