Research Article
Research on Torque Ratio Based on the Steering Wheel Torque Characteristic for Steer-by-Wire System
Table 3
On-center evaluation indices of SW torque characteristic.
| Performance | Evaluation indices |
| Hysteresis | Lateral acceleration-SW torque | Lateral acceleration at 0 Nm | SW angle-SW torque | Steering hysteresis | Steering fiction torque |
| Sensitivity | SW torque | Average steering stiffness |
| Road feel | Torque gradient | Steering torque gradient at 0 g | Steering torque gradient at 0.1 g | Torque | SW torque at 0.1 g |
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