What Components Make Up an Electric Power Steering System?

1 Answers
LeAlexander
07/29/25 7:10pm
An electric power steering system consists of components such as a torque sensor, vehicle speed sensor, electronic control unit (ECU), electric motor, and electromagnetic clutch. It utilizes the power generated by the electric motor to assist the driver with steering. The electric power steering system is a type of power steering system that directly relies on the motor to provide auxiliary torque. Working principle of the electric power steering system: The torque sensor is connected to the steering shaft. When the steering shaft rotates, the torque sensor starts working, converting the relative angular displacement between the input and output shafts caused by the torsion bar into an electrical signal, which is then transmitted to the ECU. The ECU determines the rotation direction of the electric motor and the magnitude of the assist current based on signals from the vehicle speed sensor and torque sensor, thereby achieving real-time control of the power steering assistance.
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