[Esr-users] Hall C SHMS Q2 dump test

Probir Ghoshal ghoshal at jlab.org
Wed Aug 8 11:00:30 EDT 2018


No plans for any fast discharge in hall B magnets. we are done with our testing and running the magnets to full field...!
Thanks to all for bearing with us...

Regards, 
Probir 

> On Aug 8, 2018, at 10:00 AM, Steve Lassiter <lassiter at jlab.org> wrote:
> 
> Greetings,
> 
> Hall C will wait until this afternoon to re-visit the fast dump of the magnets. Cryo has informed us that due to the CHL2 recovery this is no head room for a fast dump recovery. 
> 
> One possibility is for Hall C to wait until Hall B does their fast dump, then Hall C does their highest TEST current fast dump immediately afterwards. This eliminates multiple hits to the recovery compressor. The Hall C fast dump is not expected to produce a large load. It will be noticeable but not a full energy dump. Sounds a little scary for cryo but this type of vent does occur during experimental runs, where one hall trips off another hall. 
> 
> 
> Steven
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