Maybe 2 megawatt motor? (Motor porn)

quuxman

100 W
Joined
Oct 12, 2012
Messages
121
Location
Oakland
There's 2 of these guys, one on each side, driven by 4 750 kW generators. Check out the size of those power cables... bigger than my leg. The motor is about 8-10 feet long :).

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The largest 3 phase induction motor I've stood next to was 15MW, which was shaft coupled to a brushed DC motor of half that again. Hundreds of commutator segments and dozens of 6" long brushes, which required frequent replacement. Interesting stuff to a nerd :)
 
Hillhater said:
What are they driving ?
....ot is this the prototype for the Tesla truck ? :lol:

Hahaha, that's in the motor room of the Sally Ride research vessel on its maiden voyage. I've got a friend who's a systems engineer who maintains those engines and basically deals with anything that breaks on the boat, and he gave me a midnight tour when it was docked in San Francisco Bay. Check out the bridge room with the Bay Bridge in the windows:

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View attachment 2

View attachment 1

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Sorry my phone camera is half broken and takes purplish noisy pictures.
 
You're lucky to have the opportunity of an informal tour like that - it looks very interesting :)

quuxman said:
Punx0r said:
The largest 3 phase induction motor I've stood next to was 15MW ... Interesting stuff to a nerd :)

My my. What was that driving?

A very large, very high speed fan ;)
 
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