Thoughts on Engine Sound at High RPM's (kinda long)

phelan · 05-31-2011, 05:43 PM

Quote:

Originally Posted by jtsmith1

If the system does reach resonance and the engine is held at that state for an extended period of time, there will be failure. However, quickly reaching that frequency and quickly moving past it would not be as much of a worry.

...duh?

Quote:

Originally Posted by jtsmith1

I understand the Safety Factor is not identical to 1 and that there is some "overengineering" to ensure there arent any issues (not like this is a fighter aircraft where weight is super critical). However, this is not beneficial for the company from a cost standpoint, so I imagine using a SF much higher than 1 is not a best practice they use often.

Are you an aerospace engineer?

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