Difference between revisions of "GTS meeting 9 09 19"

From Ciswikidb
Jump to: navigation, search
(Created page with "*Update: ** Replaced thermionic cathode ** Added leak valve on mini-flange ** Started Kr processing *Talking Points: ** Equipment damage during HV processing: Radiation gam...")
 
(One intermediate revision by the same user not shown)
Line 1: Line 1:
 
*Update:
 
*Update:
** Replaced thermionic cathode
+
** Kr processing attempted - not really successful.
** Added leak valve on mini-flange
+
** 2 days under vacuum at 120kV, but with radiation increasing.
** Started Kr processing
+
** Spare cathode is dead
+
  
 
*Talking Points:
 
*Talking Points:
 
** Equipment damage during HV processing: Radiation gamma probe (again), Cathode Solenoid LCW flowmeter chassis (again)
 
** Equipment damage during HV processing: Radiation gamma probe (again), Cathode Solenoid LCW flowmeter chassis (again)
 +
** Magnetizing solenoid PS may be used in LERF for a while for isotopes.
 +
 +
*Suggested Actions:
 +
** Open up the gun - look for damage (take care with cathode). Look for anything around the screws for the cathode electrode
 +
** Install the glassman supply as an alternative HVPS source
 +
** One final change to the grounding of the Spellman, where HVPS chassis is grounded in the vault

Revision as of 10:00, 9 September 2019

  • Update:
    • Kr processing attempted - not really successful.
    • 2 days under vacuum at 120kV, but with radiation increasing.
    • Spare cathode is dead
  • Talking Points:
    • Equipment damage during HV processing: Radiation gamma probe (again), Cathode Solenoid LCW flowmeter chassis (again)
    • Magnetizing solenoid PS may be used in LERF for a while for isotopes.
  • Suggested Actions:
    • Open up the gun - look for damage (take care with cathode). Look for anything around the screws for the cathode electrode
    • Install the glassman supply as an alternative HVPS source
    • One final change to the grounding of the Spellman, where HVPS chassis is grounded in the vault