[3dem] 3dem Digest, Vol 131, Issue 37

Elad Binshtein elad.binshtein at vanderbilt.edu
Tue Jul 31 12:52:46 PDT 2018


Hi Drew,

We have similar issue and what we doing is simple and with no cost. We just
putting towel around the noisy valve.

Best,

On Tue, Jul 31, 2018 at 2:00 PM <3dem-request at ncmir.ucsd.edu> wrote:

> Send 3dem mailing list submissions to
>         3dem at ncmir.ucsd.edu
>
> To subscribe or unsubscribe via the World Wide Web, visit
>
> https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fmail.ncmir.ucsd.edu%2Fmailman%2Flistinfo%2F3dem&data=02%7C01%7Celad.binshtein%40vanderbilt.edu%7Ce62e42484f1f4f1a16b208d5f717d539%7Cba5a7f39e3be4ab3b45067fa80faecad%7C0%7C0%7C636686604096095494&sdata=dn3tdBkS73r19OPL%2BWRKei1IgRugywA1JbaSNHWgzKE%3D&reserved=0
> or, via email, send a message with subject or body 'help' to
>         3dem-request at ncmir.ucsd.edu
>
> You can reach the person managing the list at
>         3dem-owner at ncmir.ucsd.edu
>
> When replying, please edit your Subject line so it is more specific
> than "Re: Contents of 3dem digest..."
>
>
> Today's Topics:
>
>    1. Quieting a noisy LN2 tank pressure relief valve? (Drew Gingerich)
>    2. Re: Quieting a noisy LN2 tank pressure relief valve?
>       (Drew Gingerich)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Mon, 30 Jul 2018 19:28:46 +0000
> From: Drew Gingerich <gingerid at ohsu.edu>
> To: "3dem at ncmir.ucsd.edu" <3dem at ncmir.ucsd.edu>
> Subject: [3dem] Quieting a noisy LN2 tank pressure relief valve?
> Message-ID:
>         <8EBCAFB04D3316488F9AF8BEF7CDF4D7011F33FF4D at EXMB10.ohsu.edu>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hello,
>
> Does anyone have experience and/or recommendations for using a
> muffling/silencing attachment to control noise levels of a pressure relief
> valve?
>
> We have a 50L LN2 tank with a very noisy pressure relief valve (24 psi
> limit) that's in the same room as the control station for our microscope.
> When the valve opens it's both startling and loud enough to hurt our ears,
> so we're searching for ways to make it quieter.
>
> Thank you for your help,
>
> Drew Gingerich
>
> -------------- next part --------------
> An HTML attachment was scrubbed...
> URL: <
> https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fmail.ncmir.ucsd.edu%2Fpipermail%2F3dem%2Fattachments%2F20180730%2Faf2dbdb5%2Fattachment-0001.html&data=02%7C01%7Celad.binshtein%40vanderbilt.edu%7Ce62e42484f1f4f1a16b208d5f717d539%7Cba5a7f39e3be4ab3b45067fa80faecad%7C0%7C0%7C636686604096095494&sdata=z50r4gFXJFL21PIXhqqcMNh7n6qTopkdOKSk%2FvyBO8g%3D&reserved=0
> >
>
> ------------------------------
>
> Message: 2
> Date: Mon, 30 Jul 2018 20:55:39 +0000
> From: Drew Gingerich <gingerid at ohsu.edu>
> To: "3dem at ncmir.ucsd.edu" <3dem at ncmir.ucsd.edu>
> Subject: Re: [3dem] Quieting a noisy LN2 tank pressure relief valve?
> Message-ID:
>         <8EBCAFB04D3316488F9AF8BEF7CDF4D7011F33FF70 at EXMB10.ohsu.edu>
> Content-Type: text/plain; charset="iso-8859-1"
>
> Hi everyone,
>
> Thank you for the answers already given. I think I should provide a bit
> more information:
>
> We have a Titan, the LN2 tank, and the control station all in the same
> room (perhaps not ideal, but everything works fine). We receive the tanks
> from a company, so we're not in control of their filling procedure or
> tank/valve quality.
>
> We are considering some sort of muffler attachment because we're looking
> for an in-place solution, but we're interested in people's experiences and
> recommendations before trying this out.
>
> Sincerely,
>
> Drew Gingerich
> ________________________________
> From: Drew Gingerich
> Sent: Monday, July 30, 2018 12:28 PM
> To: 3dem at ncmir.ucsd.edu
> Subject: Quieting a noisy LN2 tank pressure relief valve?
>
> Hello,
>
> Does anyone have experience and/or recommendations for using a
> muffling/silencing attachment to control noise levels of a pressure relief
> valve?
>
> We have a 50L LN2 tank with a very noisy pressure relief valve (24 psi
> limit) that's in the same room as the control station for our microscope.
> When the valve opens it's both startling and loud enough to hurt our ears,
> so we're searching for ways to make it quieter.
>
> Thank you for your help,
>
> Drew Gingerich
>
> -------------- next part --------------
> An HTML attachment was scrubbed...
> URL: <
> https://na01.safelinks.protection.outlook.com/?url=http%3A%2F%2Fmail.ncmir.ucsd.edu%2Fpipermail%2F3dem%2Fattachments%2F20180730%2F3cb96664%2Fattachment-0001.html&data=02%7C01%7Celad.binshtein%40vanderbilt.edu%7Ce62e42484f1f4f1a16b208d5f717d539%7Cba5a7f39e3be4ab3b45067fa80faecad%7C0%7C0%7C636686604096095494&sdata=DDgLHTspP5zokAz7XZC8cRFTaprOjAagTD4iXnWsFmc%3D&reserved=0
> >
>
> ------------------------------
>
> Subject: Digest Footer
>
> _______________________________________________
> 3dem mailing list
> 3dem at ncmir.ucsd.edu
>
> https://na01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fmail.ncmir.ucsd.edu%2Fmailman%2Flistinfo%2F3dem&data=02%7C01%7Celad.binshtein%40vanderbilt.edu%7Ce62e42484f1f4f1a16b208d5f717d539%7Cba5a7f39e3be4ab3b45067fa80faecad%7C0%7C0%7C636686604096095494&sdata=dn3tdBkS73r19OPL%2BWRKei1IgRugywA1JbaSNHWgzKE%3D&reserved=0
>
>
> ------------------------------
>
> End of 3dem Digest, Vol 131, Issue 37
> *************************************
>


-- 
________________________________
Elad Binshtein, Ph.D.
Cryo EM specialist - staff scientist
Center for Structure Biology (CSB)
MCN Room 1207
Vanderbilt University
Nashville, TN
Office: +1-615-322-4671
Mobile: +1-615-481-4408
https://www.linkedin.com/in/elad-binshtein-6bb89428/
E-Mail: elad.binshtein at vanderbilt.edu <eladbi at gmail.com>
________________________________
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.ncmir.ucsd.edu/pipermail/3dem/attachments/20180731/0bd9fcb1/attachment.html>


More information about the 3dem mailing list