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To: gandalftb
Truman maxed out at 30 plus knots during the run.

Just love how after all these years the USN can stick to these vague speed claims for our Nimitz-class carriers. It's a bit like if the USAF stopped making speed claims for their combat aircraft immediately after Chuck Yeager broke the sound barrier.

11 posted on 07/14/2012 10:09:43 AM PDT by Tallguy (It's all 'Fun and Games' until somebody loses an eye!)
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To: Tallguy
Just love how after all these years the USN can stick to these vague speed claims for our Nimitz-class carriers. It's a bit like if the USAF stopped making speed claims for their combat aircraft immediately after Chuck Yeager broke the sound barrier.

Actually, that "30+" is pretty accurate. Unless the USN is outright lying about how much SHP the turbines generate, the later Nimitz-class (which is really broken into four subclasses with each ship being fairly unique) should have a hard time reaching 31 kts.

A lot of people get hung up on the concept that "nuclear" conveys some sort of mystical superpowers on ships. In reality, the reactors are just a highly complex way of boiling water in unlimited quantities. The limitations on speed are driven more by hull form and the turbines than on the reactors (which can generate much more steam than the turbines could possibly absorb).
26 posted on 07/14/2012 10:28:53 AM PDT by tanknetter
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To: Tallguy

I got a chuckle out of that, too. I bet it can do 40+kn.

The problem at higher speeds is that they outrun escorts and auxiliaries, and that they make a LOT of noise for submarine passive sonar to listen for.


32 posted on 07/14/2012 10:45:23 AM PDT by FreedomPoster (Islam delenda est)
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To: Tallguy
Just love how after all these years the USN can stick to these vague speed claims for our Nimitz-class carriers.

Thirty-plus knots is an adequate description for a ship's speed. While my DDG was officially listed at 31+ knots, I really didn't want the guys shooting at us to know our real max speed to the last decimal point.

54 posted on 07/14/2012 12:39:19 PM PDT by Bob
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