[dsg-hallb_rich] RICH Air System

Tyler Lemon tlemon at jlab.org
Thu Apr 29 10:26:56 EDT 2021


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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