Typical parts of EPS system
In general, EPS system has the following
parts:
•
Steering torque sensor
•
Motor to generate power torque
•
EPS system control unit (ECU) 。
•
Speed sensor。
•
Temperature sensor
•
Battery voltage sensor
•
Mechanical reduction transmission
mechanism(Reducer)
•
Gear/rack type steering gear
•
Steering rod joint
•
Ball stud of steering knuckle
•
Steering shaft and universal joint
Electric power steering system
Construction of EPS
1. Structure chart of EPS
① Steering wheel
② Reducer
③ Motor
④ Steering transmission shaft
⑤ Universal joint
⑥ Tie rod joint
⑦ Tie rod
⑧ Steering knuckle
9-4
⑨ Steering gear