Fig 1.
EPS system structural.
Fig 2.
Ideal assisted power steering curve.
Fig 3.
Linear single-track dynamics model.
Fig 4.
a) Control scheme, b) Optimal algorithm workflow.
Fig 5.
a) Driver torque, b) External disturbances torque.
Table 1.
Simulation specifications.
Fig 6.
Simulation result (1st case, v1).
a) Steering column angle, b) Steering motor angle, c) Steering column speed, d) Steering motor speed, e) Motor current, f) Assisted torque.
Table 2.
Simulation results (1st case).
Fig 7.
Simulation result (1st case, v2).
a) Steering column angle, b) Steering motor angle, c) Steering column speed, d) Steering motor speed, e) Motor current, f) Assisted torque.
Fig 8.
Simulation result (1st case, v3).
a) Steering column angle, b) Steering motor angle, c) Steering column speed, d) Steering motor speed, e) Motor current, f) Assisted torque.
Fig 9.
Simulation result (2nd case, v1).
a) Steering column angle, b) Steering motor angle, c) Steering column speed, d) Steering motor speed, e) Motor current, f) Assisted torque.
Fig 10.
Simulation result (2nd case, v2).
a) Steering column angle, b) Steering motor angle, c) Steering column speed, d) Steering motor speed, e) Motor current, f) Assisted torque.
Fig 11.
Simulation result (2nd case, v3).
a) Steering column angle, b) Steering motor angle, c) Steering column speed, d) Steering motor speed, e) Motor current, f) Assisted torque.
Table 3.
Simulation results (2nd case).