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- First Assistant Engineer (Steam-Motor-Gas Turbine Plants (Unlimited)) »
- Q511 - General Subjects I
120. What type of propulsor is typically used in electric motor driven, transverse, tunnel bow thrusters to limit the starting current of the single speed drive motor?
Controllable-pitch propellers are used in electric motor driven tunnel bow thrusters to minimize starting current by allowing the blades to begin at a near-zero pitch, reducing initial load on the motor.
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