[Dsg-mvt] Electricity for heating blanket and heat tape

burkert burkert at jlab.org
Tue Dec 5 14:15:35 EST 2017


Maxime,
     What do you need from my side to be done? I certainly support the 
effort. For Hall B technician support talk to Bob or Doug.

Volker

On 12/5/17 11:58 AM, mdefurne wrote:
>
> Hi Jason
>
> Thank you very much. This morning, George was working on it and I hope 
> the blanket is just slow to warm up and not failing.
> George would like to have a thermostat installed to make sure heat 
> tapes will not overheat the flowmeters and consequently break them. I 
> agree that it would be safer since we are kind of blind in regulating 
> the power of the heat tape.
>
> Volker, Walt, would it be possible to have it done as soon as 
> possible? If everything goes well for the accelerator, tomorrow 
> evening we have beam sent in the Hall. But I cannot use the mixing 
> system yet. No real test have been done with it. These tests include 
> checks that the mixing system works well, but also tuning the HV 
> setting depending on the quality of the mixture. (depend strongly on 
> the mixture... this is part of the "calibration" of micromegas detectors).
>
> If we have everything we need to do the job, please try to have it 
> done today. I apologize for the rush but this mixing system was 
> supposed to be ready a long time ago and not the day prior engineering 
> run.
>
> Thank you,
>
> Kind regards,
>
> Maxime
>
> Le 05/12/2017 à 10:22, Jason Willoughby a écrit :
>> It was completed last night, however it appears the blanket does not 
>> work.
>>
>>
>> Jason Willoughby
>> FM&L Electrical Engineer
>> Thomas Jefferson National Accelerator Facility
>> 628 Hofstadter Road STE 1
>> Newport News, VA 23606
>> (757)-269-5372
>>
>> ------------------------------------------------------------------------
>> *From: *"mdefurne" <mdefurne at jlab.org>
>> *To: *"Jason Willoughby" <jasonw at jlab.org>
>> *Sent: *Monday, December 4, 2017 5:04:33 PM
>> *Subject: *Re: [Dsg-mvt] Electricity for heating blanket and heat tape
>>
>> Hello Jason,
>>
>> When do you think the electrician will add the plug to the blanket 
>> and for
>> the heat tape?
>>
>> Thank you,
>>
>> Kind regards,
>>
>> Maxime
>>
>>
>>
>> > George,
>> >
>> > Since you want this done quickly, I will have to modify the install 
>> a bit.
>> > In order to avoid an outage and ordering a new GFCI breaker, I will 
>> have
>> > the electrician install a plug on the blanket cord. This will allow 
>> it to
>> > be plugged into a GFCI receptacle.
>> >
>> >
>> > Jason Willoughby
>> > FM&L Electrical Engineer
>> > Thomas Jefferson National Accelerator Facility
>> > 628 Hofstadter Road STE 1
>> > Newport News, VA 23606
>> > (757)-269-5372
>> >
>> >
>> > From: "George Jacobs" <jacobsg at jlab.org>
>> > To: "Jason Willoughby" <jasonw at jlab.org>
>> > Cc: "mdefurne" <mdefurne at jlab.org>, "Matthew Marchlik"
>> > <marchlik at jlab.org>, "dsg-mvt" <dsg-mvt at jlab.org>
>> > Sent: Friday, December 1, 2017 2:14:18 PM
>> > Subject: Re: Electricity for heating blanket and heat tape
>> >
>> > Hi Jason,
>> >
>> > Sounds good. The blanket has a built in thermostat. Temperature is
>> > automatically controlled for 90F.
>> >
>> > Thanks,
>> > George
>> >
>> > On 12/1/2017 1:36 PM, Jason Willoughby wrote:
>> >
>> >
>> >
>> > George,
>> >
>> > The work is fairly simple and straight forward. I do not think an
>> > additional site visit is necessary. I plan on having the blanket hard
>> > wired to a SPST switch. Do you require a thermostat for the blanket?
>> >
>> >
>> > Jason Willoughby
>> > FM&L Electrical Engineer
>> > Thomas Jefferson National Accelerator Facility
>> > 628 Hofstadter Road STE 1
>> > Newport News, VA 23606
>> > (757)-269-5372
>> >
>> >
>> > From: "George Jacobs" <jacobsg at jlab.org>
>> > To: "mdefurne" <mdefurne at jlab.org>
>> > Cc: "Jason Willoughby" <jasonw at jlab.org> , "Matthew Marchlik"
>> > <marchlik at jlab.org> , dsg-mvt at jlab.org
>> > Sent: Friday, December 1, 2017 1:16:22 PM
>> > Subject: Re: Electricity for heating blanket and heat tape
>> >
>> > I have a meeting with Dr Chandler at 3pm, so, I will be at the 
>> target gas
>> > pad as soon as that is finished.
>> >
>> > George
>> >
>> > On 12/1/2017 11:19 AM, mdefurne wrote:
>> >
>> > BQ_BEGIN
>> > Dear George, Dear Matt,
>> >
>> > I went this morning with Jason to take a look at what needs to be 
>> done for
>> > having electricity for the heating blanket and the heat tape. Jason 
>> will
>> > certainly go back there this afternoon with an electrician around 3pm.
>> > George, can you please go with them?
>> >
>> > Once the electricity is installed for the blanket, I will start testing
>> > and using the mixing system. Is it OK? (I would like to already use 
>> pure
>> > Argon, can I?)
>> >
>> > Kind regards,
>> >
>> > Maxime
>> >
>> >
>> >
>> >
>> > --
>> > 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
>> >
>> >
>> > BQ_END
>> >
>> > --
>> > 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
>> >
>> > _______________________________________________
>> > Dsg-mvt mailing list
>> > Dsg-mvt at jlab.org
>> > https://mailman.jlab.org/mailman/listinfo/dsg-mvt
>> >
>

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