[Dsg-hallb_magnets] Tested Solenoid- Estimated temperature in the coils

Brian Eng beng at jlab.org
Sat Aug 5 09:16:42 EDT 2017


As suspected it's due to the spike in the data.

> myget -b "2017-08-04 15:25" -e "2017-08-04 15:41" -c B_SOL:LHe:COIL5_T_EST
2017-08-04 15:27:49 11.3383
2017-08-04 15:27:54 42.8783
2017-08-04 15:28:49 44.4714
2017-08-04 15:29:04 42.9783
2017-08-04 15:30:19 36.9362
2017-08-04 15:34:05 3.40282e+38
2017-08-04 15:36:25 305.17
2017-08-04 15:40:40 298.493
2017-08-04 15:40:45 292.854
2017-08-04 15:40:50 298.204
2017-08-04 15:40:55 295.982

----- Original Message -----
> From: "wmoore" <wmoore at jlab.org>
> To: "Pablo Campero" <campero at jlab.org>, "dsg-hallb magnets" <dsg-hallb_magnets at jlab.org>
> Sent: Friday, August 4, 2017 7:42:40 PM
> Subject: Re: [Dsg-hallb_magnets] Tested Solenoid- Estimated temperature in the	coils

> Pablo,
> 
> Looks like it's just an auto scale issue with MyaViewer. Probably due to the
> spike. But I'll check it out.
> 
> Wesley
> 
> 
> -------- Original message --------
> From: Pablo Campero <campero at jlab.org>
> Date: 8/4/17 7:04 PM (GMT-05:00)
> To: dsg-hallb magnets <dsg-hallb_magnets at jlab.org>
> Subject: [Dsg-hallb_magnets] Tested Solenoid- Estimated temperature in the coils
> 
> Wesley,
> Can please take a look the archived plots for these five signals. The scale for
> the temperature values seems to be out of range.(see attached screenshot) they
> don't match with the readout values that were read.
> During the test the 'Solenoid Cooldown Parameter EPICS screen' displayed the
> correct values, only the archived plots had the issues.
> 
> 
> Best Regards,
> Pablo


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