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Old 01-02-18, 07:36 PM   #12
Capt Jack Harkness
Samurai Navy
 
Join Date: Nov 2007
Posts: 567
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Quote:
Originally Posted by drhyed View Post
In thinking about it more the screw is attached to a electric motor...
Not in any of the US boats we have in game. In most nukes the prop is spun by the turbines through the reduction gear. Or directly in the case of Narwhal.

Quote:
Originally Posted by Bubblehead Nuke View Post
There are two sets of throttle. One controls spinning the screw in ONE direction, one turns it the other direction.

I can not go into the physical plant layout but I can tell you this with 100% certainty. You do not EVER open the astern throttles to slow down. The ONLY time they are opened is to spin the screw in the opposite direction.
Well that makes sense. Steam turbines only work in one direction so if you wanted to spin the shaft both ways you would need backing turbines in addition to ahead turbines, each with their own throttles, and you would not want them fighting each other.
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