[Dsg-rich] RICH aerogel dry-box moved to EEL 124, will be purged with N2 during power outage
Marco Contalbrigo
mcontalb at fe.infn.it
Wed May 9 04:27:20 EDT 2018
Hi Tyler,
thanks for the care. If possible, I suggest you check the humidity
level of the small dry-boxes at restart (should be visible from the
display). This will give us an idea of their condition stability
during power outgaes.
Thanks, Marco.
On Tue, 8 May 2018, Tyler Lemon wrote:
> Hello,
>
> As noted in the email below from Facilities Management, there will be a planned
> power outage in the EEL from Tuesday May 8 at 5:30PM to Wednesday May 9 at 3:30AM.
>
> To make sure that the aerogel tiles we have on hand for RICH are kept in a low
> humidity environment, all tiles have been moved to the large dry box in EEL 124 and
> are being purged with nitrogen from a gas bottle.
>
> Wednesday morning, the tiles will be moved back to the small dry-boxes in the small
> cleanroom.
>
> Best regards,
> Tyler
>
> ___________________________________________________________________________________
> From: "JLab Communications Office" <JLAB_Communications-office at jlab.org>
> To: tlemon at jlab.org
> Sent: Thursday, May 3, 2018 1:08:28 PM
> Subject: JLab Power Outage Planned for May 8; No Building Access During Outage
>
> JLab Power Outage Planned for May 8; No Building Access During Outage
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> INTERNAL MEMO
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> May 3, 2018
> Sent on behalf of Facilities Management & Logistics
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> SUBJECT: JLab Power Outage Planned for May 8; No Building Access During Outage
> CONTACT: Paul Powers, x7258, powersp at jlab.org
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> On May 8, Facilities Management & Logistics personnel will test oil-filled
> transformers affecting buildings on the Jefferson Lab Campus. Power to the affected
> buildings will be turned off promptly at 5:30 p.m. and is expected to be turned
> back on at 3:30 a.m. All building occupants are required to leave these buildings
> no later than 5 p.m. on May 8 and may not re-enter the buildings until the power
> has been restored.
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> These buildings will be affected:
> • CEBAF Center (Bldg. 12)
> • Experimental Equipment Lab (Bldg. 90)
> • TED (Bldg. 55)
> • Central Chiller (Bldg. 60)
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> Core Computing in CEBAF Center will not be affected, because it is on an emergency
> generator and is cooled separately.
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> All facilities that rely on the Central Chiller for Chilled Water should secure
> their equipment before 5 p.m. on May 8 to prevent overheating. This applies to the
> following buildings:
> • Accelerator Site Service Buildings
> • CEBAF Center Data Center
> • Experimental Equipment Lab (Bldg. 90)
> • Test Lab (Bldg. 58)
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> If you have any questions about this work or its impacts, contact Paul Powers at
> ext. 7258 or powersp at jlab.org.
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> 12000 JEFFERSON AVENUE • NEWPORT NEWS, VA 23606 • USA • WWW.JLAB.ORG
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> This email was sent to tlemon at jlab.org
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