[PRad] draft presentation

Gnanvo, Kondo (kg6cq) kg6cq at eservices.virginia.edu
Wed Mar 23 17:32:56 EDT 2016


Hi Ashot, 
Here is a pic taken by Xinzhan 

Kondo
________________________________________
From: PRad [prad-bounces at jlab.org] on behalf of gasparan at jlab.org [gasparan at jlab.org]
Sent: Wednesday, March 23, 2016 5:19 PM
To: Eugene Pasyuk
Cc: prad
Subject: Re: [PRad] draft presentation

 1) anybody please take a picture of the GEMs with scintillators
    from the side part and email it to me. Thanks.
 2)agree, the vacuum window is on the Box already, will change it.
 3) will refer to the document.
 4)will do separate run plan.

 Ashot


>
> Add on slide 14 that the window with beam pipe attachment was
> hydrostatically tested at 30 psi.
> After that full assembly, the tank with the window, pumped down and vacuum
> leak checked. No leaks detected.
> You also may refer to the window design and test document. I already
> posted it on the wiki.
>
> You say:
> "Vacuum Window is ready for installation
> (estimated time: 2 days)"
> This is outdated.
>
> The window is already installed on the tank. The tank with window will go
> to the Hall as one piece. Tank support cart is also assembled. So, we will
> crane the cart, and then crane the tank. Two lifts. The attache to the
> target and to the downstream beam pipe.
>
> GEM photo on slide 9 is very poor quality. Can you find something better?
> You can say that GEM chambers are already mounted on the frame and this
> assembly will go to the Hall as one piece to be mounted on HyCal.
>
> In addition to slides Make the Run Plan as a separate document, copy from
> Powerpoint to Word.
> There is a placeholder for on it the wiki.
>
> -Eugene
>
> ----- Original Message -----
>> From: "Eugene Pasyuk" <pasyuk at jlab.org>
>> To: "Ashot Gasparian" <gasparan at jlab.org>
>> Cc: "prad" <prad at jlab.org>
>> Sent: Wednesday, March 23, 2016 4:36:11 PM
>> Subject: Re: [PRad] draft presentation
>
>> Some comments on the Run Plan.
>>
>> We should keep HyCal on the transporter for the test run.
>>
>> 1. There is no "Beam block" position for the collimator. We should use
>> FSD
>> interlock with tagger magnet power supply.
>>
>> Drop 1(b,c,d,f) It is pointless because HyCal will not be in the beam.
>>
>> Cell alignment procedure 2(l,m,n) should be changed to utilize
>> additional foils
>> with quadrants.
>>
>> Add GEM trigger delay adjustment.
>>
>> -Eugene
>>
>> ----- Original Message -----
>>> From: "Ashot Gasparian" <gasparan at jlab.org>
>>> To: "prad" <prad at jlab.org>
>>> Sent: Wednesday, March 23, 2016 4:09:15 PM
>>> Subject: [PRad] draft presentation
>>
>>> Hi All,
>>>
>>> The draft of my presentation is attached. I am still working on the
>>> formating
>>> part so, please check the information and the numbers for now.
>>>
>>> Kondo, please check the "GEM Requirement" slides and let me know if
>>> some
>>> numbers need to be corrected.
>>>
>>> Thank you,
>>> Ashot
>>>
>>> _______________________________________________
>>> PRad mailing list
>>> PRad at jlab.org
>>> https://mailman.jlab.org/mailman/listinfo/prad
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>


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