[Dsg-ft] EEL Gas Supply for Testing the MVT and FT this spring/summer

[Bob Miller]

George,

Your FT Hall P&I diagram on the M drive from April 2017 shows a mixing 
system, and the MVT diagram from June 2017 shows the FT with a mixing 
system.  Is there another drawing showing premix as you state below?

Bob


On 6/16/2017 1:47 PM, George Jacobs wrote:
> It sounds like many of you are not on the mailing list for these 
> systems. Please contact Marc McMullen to add your email to the list.
>
> There were several meetings about this subject in earlier this year. 
> The decision to use pre-mix gas in cylinders for the EEL testing of 
> the MVT and the FT testing in the Hall were made at those meetings. 
> The FT testing in the hall is contingent on it's installation critical 
> path. I believe it is unrealistic to believe the FT will be installed 
> on the TORUS and ready for gas in 14 days. When it's ready, is a 
> question for Hall B, Bob Miller and Doug Tilles.
>
> *There are 3 pressure systems associated with the MVT and FT**
> **1) MVT EEL gas supply using pre-mix gas cylinders**
> **2) FT Hall gas supply using pre-mix gas cylinders**
> **3) MVT "Lite" gas mixing system*
>
> *The current status of the 3 pressure systems;**
> **1) The EEL gas supply is complete and testing of the MVT is in 
> progress. The pressure system requirements required ~6 weeks to 
> complete.**
> **2) The FT testing in the hall on the TORUS status;*
> Gas supply P&I diagram is complete, waiting on DA for approval
> Gas supply components spreadsheet is complete, waiting on DA for approval
> Pressure systems requirements, status unknown - This is a question for 
> the system owner, Bob Miller, and the DA, Matt Marchlick
> Time estimate of when the gas supply for testing the FT will be 
> completed - This is a question for the system owner, Bob Miller, and 
> the DA, Matt Marchlick
> *3) MVT "lite" mixing system*
> Gas supply P&I diagram is complete, waiting on DA for approval
> Gas supply components spreadsheet is complete, waiting on DA for approval
> Pressure systems requirements, status unknown - This is a question for 
> the system owner, Bob Miller, and the DA, Matt Marchlick
> Quote request for the MKS mass flow controllers is out
> Pressure transducers are on order
> Time estimate of when the gas mixing system will be completed - This 
> is a question for the system owner, Bob Miller, and the DA, Matt Marchlick
>
> Cheers,
> George
>
> On 3/21/2017 10:42 AM, George Jacobs wrote:
>> Please find attached diagram and components list for testing the MVT 
>> and FT in the EEL this spring/summer.
>>
>> The plan is to use pre-mixed 10% C4H10 in Argon from cylinders 
>> containing 850 liters of gas.
>> Question: How much gas will be required for these tests? How many 
>> cylinders should I order?
>> The is a 4-6 week lead time on this gas, so I need to order it ASAP.
>>
>> Thank you,
>> George
>> -- 
>> George Jacobs
>> Jefferson Lab (TJNAF)
>> STE 12
>> 12000 Jefferson Ave.
>> Newport News, VA 23606
>>
>> (office) 757-269-7115
>>
>> (cell)   757-876-0480
>>
>> (email)jacobsg at jlab.org
>>
>> (website)https://userweb.jlab.org/~jacobsg
>
> -- 
> George Jacobs
> Jefferson Lab (TJNAF)
> STE 12
> 12000 Jefferson Ave.
> Newport News, VA 23606
>
> (office) 757-269-7115
>
> (cell)   757-876-0480
>
> (email)jacobsg at jlab.org
>
> (website)https://userweb.jlab.org/~jacobsg

-- 
Bob Miller
Hall B Lead Engineer
Jefferson Lab
757 269-7867

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