Difference between revisions of "CPP Test 2020 - Schedule"

From GlueXWiki
Jump to: navigation, search
Line 51: Line 51:
 
Total time = 34 hours
 
Total time = 34 hours
  
−
Suggested personnel:
+
Required personnel:
−
* CPP will take necessary shifts during the test
+
* Will 2 persons to install/remove Pb Sheets
−
* May have up to 2 persons in the Counting Room and to install/remove Pb Sheets
+
* Mark Dalton has volunteered to come in on Monday evening if a third person is required to monitor the target.
  
 
{| class="wikitable"
 
{| class="wikitable"
Line 67: Line 67:
 
|}
 
|}
  
−
 
+
Additional notes:
−
Target dates:
+
* The DIRC will have to be surveyed following the test.
−
* Our preference is to conduct the CPP test before the scheduled end of the run period.
+
−
* However, we recognize there are many advantages of scheduling the test to coincide with the second pass change on the accelerator schedule (nominally Sep 4), but with the danger that the entire run gets cut short. We request that an earlier date be considered if the opportunity arises.
+
−
 
+
−
The DIRC will have to be surveyed following the test.
+

Revision as of 09:56, 28 August 2020

Nominal GlueX configuration

  • No Pb shielding
  • DIRC installed
  • Solenoid field at 1350 A
  • Radiator Diamond JD70-105 47 um, Peak at 8.6 GeV

CPP Test Configuration

  • With and without Pb shielding
  • DIRC removed
  • Solenoid field at 1350 A (no change)
  • Radiator Diamond JD70-105 47 um, Peak at 6 GeV
Screenshots of test layout media:CPP_Testconfig.jpg  media:CPP_Testconfig2.jpg
media:CPP_Testconfig3.jpg  media:CPP_Testconfig4.jpg 
media:CPP_Testconfig5.jpg  media:CPP_Testconfig6.jpg

CPP Preliminary baseline measurements. These will be conducted by Ilya during Fri Aug 28 4am-10am shift.

  1. CPP test DAQ setup: 2 hrs
  2. Set coherent peak to 6 GeV
  3. Data GlueX configuration - Full Target/DIRC (repeat from Dec 2019): 2 hrs
  4. Empty target : 1 hr
  5. Data GlueX configuration - Empty Target/DIRC : 1 hr
  6. Restore coherent peak to 8.6 GeV

Pass change for Hall A/C Day Mon Aug 31

  1. Configure experiment for CPP Test: 12 hr. Mark Stevens and staff.
  2. Training for Pb sheet install/removal?

CPP Test. Mon evening Aug 31 - Tue morning Sep 1

  1. Fill Target :
  2. Install 1 Pb sheet: 1 hr
  3. Data CPP Test configuration- Full Target/no DIRC/1Pb : 1 hr
  4. Install 0 Pb sheet: 1 hr
  5. Data CPP Test Configuration - Full Target/no DIRC/ 0Pb : 1 hr
  6. Install 2 Pb sheets: 1 hr
  7. Data CPP Test Configuration - Full Target/no DIRC/2Pb : 1 hr
  8. Empty Target :
  9. Install 1 Pb sheet: 1 hr
  10. Data CPP Test configuration- Empty Target/no DIRC/1Pb : 1 hr
  11. Install 0 Pb sheet: 1 hr
  12. Data CPP Test Configuration - Empty Target/no DIRC/0Pb : 1 hr
  13. Install 2 Pb sheets: 1 hr
  14. Data CPP Test Configuration - Empty Target/no DIRC/2Pb : 1 hr

Restore GlueX configuration and prepare for GEM-TRD Test. Tue day Sep 1

  1. Fill Target
  2. Restore nominal GlueX configuration: 4 hours.

Total time = 34 hours

Required personnel:

  • Will 2 persons to install/remove Pb Sheets
  • Mark Dalton has volunteered to come in on Monday evening if a third person is required to monitor the target.
Tentative Shift Schedule
Day Shift Worker CPP
Mon Aug 31 4 pm - 10 pm T. Britton D. Lawrence
Mon Aug 31 10 pm - 4 am S. Furletov I. Larin
Tue Sep 01 4 am - 10 am M. Khachatryan E. Smith

Additional notes:

  • The DIRC will have to be surveyed following the test.
Retrieved from "https://halldweb.jlab.org/wiki/index.php?title=CPP_Test_2020_-_Schedule&oldid=101449"