accelerator and numi upgrades shutdown update

Accelerator and NuMI UpgradesShutdown Update

Cons Gattuso

June 3, 2013

04/19/2023 Cons Gattuso 1

NuMI Activities• Horn 1 and Horn 2

– Installation is complete– Pulse testing scheduled for next week

• Target– Has been installed in the chase

• Preparing for power supply testing (next week)– Interlock testing – Pretarget down to target hall

• Prepare chase for Horn pulse testing & thermal scan of stripline– Next week, process will take ~3 days – General

• Raw water systems– Complete and running: Target, Horn 1, Horn 2, All RAW skids system, exchange systems tested and

operations

• Completed beamline vacuum work & all ion pumps on. Final survey completed.• Started demobilizing shutdown equipment from Target Hall

– Closed up By the 14 of June….

• Installed LBNE Muon Monitor prototype infrastructure in Absorber Passageway

NuMI Target Hall

NuMI Beamline

MI/RR Shutdown 2012Injection Line Remaining Work:

• Magnet installation• Complete

• Vacuum system• MI

• 100% Complete and under vacuum• Recycler

• Q848-100 installed• Leak checked fine

• Q100-Q104• Beam Box installation on new stand complete• Cable termination 100-105

• Powered elements• Cable terminations -95% complete

• Instrumentation• Cable terminations -95% complete

• Alignment• MI and RR from 848-102 complete• RR from 102 to 105 still left to be done

• Installation of components and vacuum system

MI/RR Shutdown 2013

MI/RR Shutdown 2012RR-30 straight:• MI primary collimator marble shielding re-installation is complete• Bake is completed downstream of 309. • Bake is completed upstream of 229.• Installing Recycler Ring beam pipe between girders: Approximately 90% complete.• 229 Recycler Kicker spool installed, kickers pumping down.• Replacing corroded MI beam pipe (301-304)• Starting on MI re-assembly at 306 – 308• Need MI drawings• Reworking multiwire installations to

clear obstructions

MI/RR Shutdown 2012Still addressing MI corrosion issues in 30 straight section

MI/RR Shutdown 2012

MI/RR Shutdown 2012MI 52 Lambertson:

Leak checks completeBake terminated todayBlankets off tomorrow followed by the leak check.

MI/RR Shutdown 2012RR 53 MHz Cavity Installation

MI/RR Shutdown 2012• RR Bakes:

• Bake status ~97% complete• 105-109 Completed601-607 Completed• 125-203 Completed608-610 Completed• 210-219 Completed620-627 Completed• 319-328 Completed227-229 Completed• 335-400 Completed 309-311 Completed• 618-620 CompletedMI306 Lambertson ( extraction line)

• Bake what were added during the shut down• 219-227 Completed, was added due to a component failure• 527 -601 Completed, was added due to MI buss repair• MI521-522 Completed, MI 52 lambertson Flange leak

Shutdown Dose Accumulation

04/19/2023 Cons Gattuso 130 2 4 6 8 10 12 14 16 18 20 22 24 26 28 30 32 34 36 38 40 42 44 46 48 50 52 54 56

0

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10000

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20000

25000

Cumulative Dose

Week of Shutdown

Person-mrem

MI Radiation Shielding Status

• Sight Risers– One of three fabricated

• Service Building– LCW – 100 % complete– Power Supply Cabinets 100 % complete

• MI-60 – RF Penetrations– Empty RF Penetrations 100 % complete– Rooms 117 &118


Radiation Shielding• Service building power supply/LCW headers 100% complete *• MI-60

– Empty RF penetration 100% complete *– RF Penetrations – installation underway

• Sight Risers *– Welding and installing by the end of first week of June

• 1 of 3 is welded up and ready for installation • Problem areas

– MI60 LCW Penetrations• Waiting on material

– Steel to arrive mid June– Poly to arrive late June ( installation ~ 1-2 days)

– Power supply Rooms 117 and 118 ( completion aprox. first week of July) • Waiting on designs (poly block)

– Est First week of June• Waiting on ploy block

– Est first week of July

* (required to run low intensity beam)


Shielding Types


Sight Riser

LCW penetrations

Buss penetrations

RF penetrations

Room 118

Room 117

Recycler Shims

• Fabrication has started on the RGD shims– Completed sometime middle/late of June

• Fabrication of the RGF Shims– Start late June/early July – Completed by the middle July

• Tunnel installation could start mid June • Conservative est. Would have them complete

installed sometime Mid-End July (WAG)


MI/RR Shutdown 2012Startup activities for last week:

Removed all locks from the MI/RR MCR LOTO box by Friday.

Re-core tunnel to standard tunnel access keys for the weekend.• Safety system tests were successfully completed• Successfully high potted all the MI busses to 1 KV

• To many faults were removed to list…Re-core back to shutdown keys on Monday morning to continue with tunnel installation

Startup activities for this week:Removed all locks from the MI/RR MCR LOTO box by Friday.

Re-core tunnel to standard tunnel access keys for the weekend.• Main Buss Power supply testing through out the weekend

Re-core back to shutdown keys on Monday morning to continue with tunnel installation


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Injenction line Vacuum install

Alingment Cable termination Sheilding removal

RR30 Ring Vacuum install


RR30 Extraction Line Vacuum install


RF Vacuum install


RF testing RR Abort

Vacuum install Alingment

Cable termination kicker testing

Power Supply testingMI Interlock test

NuMI PT PT PT PT PT PT PT PT PT PT

MI beam Remove Equip.

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accelerator and numi upgrades shutdown update

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