Electric power steering active return control method
The invention provides an electric power steering active return control method. The electric power steering active return control method comprises the following steps that S1, basic return current is calculated; s2, calculating return current at different vehicle speeds according to the vehicle spee...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention provides an electric power steering active return control method. The electric power steering active return control method comprises the following steps that S1, basic return current is calculated; s2, calculating return current at different vehicle speeds according to the vehicle speeds; s3, correcting the return current; s4, smoothing the return current when the vehicle is started and stopped; s5, superposing the return current to the boosting current; according to the method, the basic return current is calculated, the specific steering wheel angle and the basic return current under the specific steering wheel angle are set, the return current under different vehicle speeds is calculated in cooperation with the vehicle speed signals received and calculated by the EPS system, the specific vehicle speed and the return current coefficient under the specific vehicle speed are set, and the vehicle return current is calculated. According to the method and the device, the return current is corrected |
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