Difference between revisions of "January 9, 2018 DIRC"

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(Created page with "== Meeting Information == GlueX DIRC Meeting<br> Tuesday January 9, 2018<br> 1:00 pm, EDT<br> JLab room A110<br> == Connection Using Bluejeans == # To join via Polycom room...")
 
(Agenda)
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#* Design drawings and PMT mounting update (Ernie and Jason)
 
#* Design drawings and PMT mounting update (Ernie and Jason)
 
#** Questions to drawing package: [https://www.dropbox.com/s/rvsubsp62145w6x/GLUEX%20FOB%20MK2%20BOX%20WELDMENT%20LH.STEP?dl=0 STEP file]
 
#** Questions to drawing package: [https://www.dropbox.com/s/rvsubsp62145w6x/GLUEX%20FOB%20MK2%20BOX%20WELDMENT%20LH.STEP?dl=0 STEP file]
#*** The 1/4 and 3/4 npt holes on the bottom and top plates are for the water system, correct?
 
#*** The 1/2 npt is for some water level meter?
 
#*** Since there are no features for water on the side plates, I assume the FOB will be completely full with water and will exit through the top fitting in the 3/4 npt hole?
 
#*** If the box is completely full, no nitrogen purge is needed?
 
 
#*** The weld callout for the 1/8 inch plate to the frame calls for a 25mm fillet (see attached). Is this true?
 
#*** The weld callout for the 1/8 inch plate to the frame calls for a 25mm fillet (see attached). Is this true?
 +
#**** Ernie: It is supposed to be a 2 mm weld, every 25 mm. Let me look at the drawing and  see if there is a mistake.
 
#*** What is the fillet weld size on the inside of frame (opposite the seam weld)?  
 
#*** What is the fillet weld size on the inside of frame (opposite the seam weld)?  
 +
#**** Ernie: We are going to review this one more time before we supply an answer.
 +
#* When should we expect to have a prototype of the “red bracket” to test the PMT mounting? 
 +
#** This will help in coordinating travel and when we’ll need to loan you a PMT/electronics board module from JLab for these tests.
 
#* Presentation on assembly sequence (Ernie and Jason)
 
#* Presentation on assembly sequence (Ernie and Jason)
 
#* Simulation studies (Maria and Roman)
 
#* Simulation studies (Maria and Roman)
 
# MAPMT testing (Bill)
 
# MAPMT testing (Bill)
 
# AOB
 
# AOB

Revision as of 11:26, 8 January 2018

Meeting Information

GlueX DIRC Meeting
Tuesday January 9, 2018
1:00 pm, EDT
JLab room A110

Connection Using Bluejeans

  1. To join via Polycom room system go to the IP Address: 199.48.152.152 (bjn.vc) and enter the meeting ID: 846453895.
  2. To join via a Web Browser, go to the page [1] https://bluejeans.com/846453895 .
  3. To join via phone, use one of the following numbers and the Conference ID: 846453895
    • US or Canada: +1 408 740 7256 or
    • US or Canada: +1 888 240 2560
  4. More information on connecting to bluejeans is available.

Agenda

  1. Announcements
  2. Support structure update (John, Tim, Tom)
    • Roll fixture testing
  3. Bar box transportation
    • Planning for final 3 bar boxes
      • Monitoring System (John and Yunjie)
      • Gas system (John)
      • Temporary storage for bar boxes in the hall
      • Dates to discuss with SLAC?
  4. Optical box
    • Design drawings and PMT mounting update (Ernie and Jason)
      • Questions to drawing package: STEP file
        • The weld callout for the 1/8 inch plate to the frame calls for a 25mm fillet (see attached). Is this true?
          • Ernie: It is supposed to be a 2 mm weld, every 25 mm. Let me look at the drawing and see if there is a mistake.
        • What is the fillet weld size on the inside of frame (opposite the seam weld)?
          • Ernie: We are going to review this one more time before we supply an answer.
    • When should we expect to have a prototype of the “red bracket” to test the PMT mounting?
      • This will help in coordinating travel and when we’ll need to loan you a PMT/electronics board module from JLab for these tests.
    • Presentation on assembly sequence (Ernie and Jason)
    • Simulation studies (Maria and Roman)
  5. MAPMT testing (Bill)
  6. AOB