Difference between revisions of "May 26, 2017 - 200kV gun upgrade meeting"

Latest revision as of 10:05, 26 May 2017

Summer 2017 SAD Update

media:SADCIS_v6.docx

200kV Gun

Task and Timeline Gantt chart => media:170421_CHG.pdf

Simulation of the effect of the mesh and the perforated plate media:170525_Mesh.pdf

NEG Tube

We are making 4 BPM's

Shop has materials now and machining (#327755)

...then Phil will pick up for weld, 400C bake, leak check, clean, NEG coat

...then Pete will perform optical/electrical checks

...then John will perform Gabou map

Final NEG tube design => media:NEGTUBE_MAY03.pdf

M20 Old Assembly Modification media:0990.pdf

M20 New Assembly Can media:0991.pdf

M20 New Assembly 6.00 x 4.500 reducer flangemedia:0.992.pdf

Diagnostics Chamber Installation

Second bake and activate week of May 30th => Remove and replace Gun3 ATLIS task

Remove VBV3I02 from special interlock and swap PLC for relays

TOSP/Spellman HVPS update

UITF media:UITF-TOSP.pdf media:UITF-THA.pdf

@@ Line 1: / Line 1: @@
+=== Summer 2017 SAD Update ===
+:[[media:SADCIS_v6.docx]]
 ===200kV Gun===
 * Task and Timeline Gantt chart => [[media:170421_CHG.pdf]]
+:Simulation of the effect of the mesh and the perforated plate [[media:170525_Mesh.pdf]]
-===325kV Gun .... WHAT ?!?!?===
+=== NEG Tube===
-* [[media:170519_325kV_simulations.pdf]] => Did we talk about this last week?
+: We are making 4 BPM's
+: Shop has materials now and machining (#327755)
-===Gun2 NEG Tube===
+: ...then Phil will pick up for weld, 400C bake, leak check, clean, NEG coat
-* Final NEG tube design => [[media:NEGTUBE_MAY03.pdf]]
+: ...then Pete will perform optical/electrical checks
-: Ordered (6) 4.5" rotatable, 2-1/2" bore => (2) in hand, (4) on back order
+: ...then John will perform Gabou map
-: Ordered 6" to 4-1/2" reducers =>
+::Final NEG tube design => [[media:NEGTUBE_MAY03.pdf]]
-: (3) FH sent to MMF => One will be read for NEG tube by next Friday 5/26, others week after
-::a) check/replace coil leads w/ 240C insulator as needed, some have old shrink wrap
-::b) hi pot each coil
-::c) measure each coil using HMIN/HMAX -2.5A/+2.5A
-::d) Bz v. z at r=0 ALL (and r=2,4,6 mm for ONE)
-::e) Bz v. I at r=0,z=0 ALL
-* BPM process :  Fabricate, Clean, Leak Test, Optical Align, Electrical Acceptance and/or Gabou Line, Install
-:: Pete Francis performing optical/electrical acceptance testing...
-:: M20 #1 (Musson tested) - > First M20 with no serial number optically looks bad and did not pass acceptance test.
-:: M20 #2 (Musson tested) -> Second M20 with serial no. #PM20-127  looks ok...... but probably could use an Optical Alignment
-:: M20 #3 (Greg Marble spare) -> Third M20 tested great
-:: M20 #4 (Greg Marble spare) -> Fourth M20 test occurred during electrical interference, re-test on Monday
-* What next?
-: Send to shop for modification (327755) => Request June 9
 ::M20 Old Assembly Modification [[media:0990.pdf]]
 ::M20 New Assembly Can [[media:0991.pdf]]
 ::M20 New Assembly 6.00 x 4.500 reducer flange[[media:0.992.pdf]]
-: Leak check
-: Repeat optical/electrical acceptance
-: NEG coat
-: Gabou measurement
-: Install
-===Gun3 Removal and Diagnostics Chamber Installation ===
+===Diagnostics Chamber Installation ===
-* May 8-12 => [http://opsweb.acc.jlab.org/CSUEApps/atlis/task/17278 Remove and replace Gun3 ATLIS task]
+: Second bake and activate week of May 30th => [http://opsweb.acc.jlab.org/CSUEApps/atlis/task/17278 Remove and replace Gun3 ATLIS task]
-: Rebake week of May 30th
+: Remove VBV3I02 from special interlock and swap PLC for relays
-=== Eliminating Gun Switch Software ===
+===TOSP/Spellman HVPS update===
-* April 28 => [http://devweb.acc.jlab.org/CSUEApps/atlis/task/17327 Remove gun switch software ATLIS task]
+:UITF [[media:UITF-TOSP.pdf]] [[media:UITF-THA.pdf]]
-: Software removed and interlocks tested [https://logbooks.jlab.org/entry/3471335 ELOG entry]
-: Yet to do a) remove VBV3I02 from special interlock and b) swap PLC for relays
-===Spellman HVPS update===
-===Radmon update===
-:[https://logbooks.jlab.org/entry/3473167 Installed at CEBAF]
-:[https://logbooks.jlab.org/entry/3473203 Checked and ready]
-=== Summer 2017 SAD Update ===
-:[[media:SADCIS_v6.docx]]