Need a book? Engineering books recommendations...

Return to index: [Subject] [Thread] [Date] [Author]

Re: Stack Strakes

[Subject Prev][Subject Next][Thread Prev][Thread Next]

       Thank you.  I will try to contact him.



----- Original Message ----- From: "Ray Minor" <ray.minor(--nospam--at)>
To: <seaint-seaosc(--nospam--at)>
Sent: Tuesday, February 05, 2013 12:21 PM
Subject: RE: [SEAINT-SEAOSC] Stack Strakes


We have measured natural frequency of installed poles but not to compare it
to calculated frequencies.  Our impact damper's performance is not very
dependent on the frequency. We do have different dampers for 1st mode and 2nd mode vibration because of differences in the frequencies and

Robert Conners of Perdue University has done some testing of high mast
(100'+ tall) lighting poles with fiber rope wrapped around it.


-----Original Message-----
From: seaint-seaosc(--nospam--at) [mailto:seaint-seaosc(--nospam--at)] On
Behalf Of h.d.richardson(--nospam--at) Sent: Tuesday, February 05, 2013 1:22 PM
To: seaint-seaosc(--nospam--at)
Subject: Re: [SEAINT-SEAOSC] Stack Strakes

Truncated 965 characters in the previous message to save energy.

Post your message to the list by sending it to: SEAINT-SEAOSC(--nospam--at)

The email messages sent to the list will be saved in an archive on the World Wide Web.
These archives are located at:

To contact the list owner, send your message to:

5700 Ralston Street, Suite 300, Ventura, CA 93003

To unsubscribe, switch to/from digest, get on/off vacation, or change your email address, click here.