[dsg-hallb_rich] [EXTERNAL] Re: RICH Air System

Marco Mirazita Marco.Mirazita at lnf.infn.it
Wed May 5 11:11:10 EDT 2021


Hi,
I confirm what Tyler is saying. During the assembly in EEL, we need to 
have the air system and the N2 from dewars.
When we move the second RICH in the Hall, we can move also the air panel 
we used in the EEL.
Let me also add that, like for the first module, we should have nitrogen 
flow from bottles during the transportation of the RICH in Hall B.
Marco



Il 2021-04-29 16:26 Tyler Lemon ha scritto:
> Hi Bob,
> 
>  For the air system, I think the plan is to duplicate what is in Hall
> B for RICH-II testing in the EEL.
> 
>  When the RICH-II goes to the hall, RICH group would like to have the
> ability to use two separate flow rates for each side of the EP (how
> the old RICH is). Whether this is adding two additional flow channels
> to the current air panel in the hall or moving what is used in the EEL
> to the hall, I do not know.
> 
>  For the N2 system, RICH-II would need a way to flow from dewars in
> the EEL. In Hall B, it can use "Channel 2" of the nitrogen panel that
> is already there.
> 
>  I've added our RICH mailing list to this chain so the collaborators
> can verify.
> 
>  Valery, Marco M., and Marco C.,
>  Can you verify what I've said or make any comments?
> 
>  -Tyler
> 
> -------------------------
> 
> From: George Jacobs <jacobsg at jlab.org>
> Sent: Thursday, April 29, 2021 10:10 AM
> To: Bob Miller <rmiller at jlab.org>; Tyler Lemon <tlemon at jlab.org>;
> Amrit Yegneswaran <yeg at jlab.org>; Marc Mcmullen <mcmullen at jlab.org>
> Cc: dsg-internal <dsg-internal at jlab.org>
> Subject: Re: RICH Air System
> 
>  I don't have any information on that. There have been no discussions
> on that subject or about the additional air and nitrogen systems
> required for testing in the EEL. Perhaps Tyler or Marc have additional
> details from the RICH folks.
> 
> --
> George Jacobs
> Jefferson Lab (TJNAF)
> STE 12
> 12000 Jefferson Ave.
> Newport News, VA 23606
> (office) 757-269-7021
> (email) jacobsg at jlab.org
> (url) https://userweb.jlab.org/~jacobsg
> 
> -------------------------
> 
> From: Bob Miller <rmiller at jlab.org>
> Sent: Thursday, April 29, 2021 9:30 AM
> To: George Jacobs <jacobsg at jlab.org>
> Subject: RICH Air System
> 
> Hi George,
> 
> Are there any mods to the RICH air system in the works, or is the plan
> 
> to run 2 detectors with the current system?
> 
> Thanks
> 
> Bob
> 
> --
> Bob Miller
> Hall B Lead Engineer
> Jefferson Lab
> 757 822-9586
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