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Published byShauna Beasley Modified over 8 years ago
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August 12, 2013
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Machine Status: 2013 Proton Source Commissioning and Studies RFQ Injector Line (RIL) Linac : Roof hatch installed Booster : Magnet moves Main Injector Startup and Tuning ○ Extracted beam to NuMI beamline Low Intensity on hadron monitors ○ Recycler corrector ramp testing ○ First round of Quad moves complete Recycler lambertson installed MI30 vacuum ○ Work continues to resolve the high gas load at MI308
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MI Startup Activities Turn on power supplies and establish ramps Establish 8 Gev beam Match MI8 line lattice with IPM Tune abort line @8 Gev Establish 120 Gev beam Smooth orbits up the ramp Tune abort line @ 120 Gev High field Orbit smoothing (quad moves) (Have data for 1 st ) Requires tunnel access (2x8 hrs) Calibrate tune table MI8 line lattice matching (1 st of 2 passes complete) Dedicated beam study Extraction line tune up (NuMI) (Initial setup) Tune up for operation Deliver low intensity beam to NuMI beam line for target scans Estimated to take an additional week after MI is tuned up for operations
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Kautz Road SubStation Status T87 and T85 have new surge arrestors MI backfed from Master SubStation ○ Using Feeder 45 for MI conventional power which is normally T85 on KRS We need to schedule a 20 minute MI conventional power outage to remove the backfeed from Master SubStation.
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Power Failures Feeder 46B Wednesday, July 24 th @ 2142 Impact – Possible F0 ventilation system Fault located between P71 & F4 Further isolation and repairs necessary
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Power Outages PS3 Power Outage Oil Switch Replacement Impacts PS3, PW5, & PC3 Run on generator for ~1 week Connect generator Monday, July 29 th @ 0800 – 1000 Disconnect generator Friday, August 9 th @ 0800- 1000 COMPLETE
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August 2013
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Shutdown 2012 Schedules and Links: Schedule can be accessed from the Operations Home Page - Schedules -> Operations ScheduleOperations Schedule Direct link to schedule - http://www-ad.fnal.gov/ops/schedule.htmlhttp://www-ad.fnal.gov/ops/schedule.html
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MI Startup Activities Turn on power supplies and establish ramps Establish 8 Gev beam Match MI8 line lattice with IPM Tune abort line @8 Gev Establish 120 Gev beam Smooth orbits up the ramp Tune abort line @ 120 Gev High field Orbit smoothing (quad moves) (Have data for 1 st ) Requires tunnel access (2x8 hrs) Calibrate tune table MI8 line lattice matching (1 st of 2 passes complete) Dedicated beam study Extraction line tune up (NuMI) (Initial setup) Tune up for operation Deliver low intensity beam to NuMI beam line for target scans Estimated to take an additional week after MI is tuned up for operations
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We have removed all of the antiproton equipment, which comes to over 1,400 feet of beamline components. o Electron cooling removal o Stochastic Cooling tanks removal from the 200 and 100 tunnel locations o Decommissioned the two Recycler Pbar injection and extraction lines (~1,000 ft. of beam line components). o The A150 Beam line was decommissioned (~800 ft. of beam line) More than ~1.3 Million feet of cable have been pulled to support the new transfer lines and instrumentation upgrades. o ~500,000 feet was a complete replacement of the Recycler BPM system o ~700,000 feet of new cabling for instrument cabling o IPM’s, Toroid's, DCCT’s, Multiwires, Schottkies, o ~10,000 ft. of RF cabling o ~10,000 ft. of 500 MCM cable o ~12,000 ft. of 350 MCM cable o ~25,000 ft. of correction element cables o ~6,000 ft. of radiation damage cable o ~ 25,000 ft. of kicker system cables We have installed a new transfer lines; a new Injection line into the Recycler and a new transfer line out of the Recycler Ring into the Main Injector o New injection line spans from the MI-8 line Q848 location to the Recycler Q104 location o New extraction line spans from Recycler Q230 to Q308 in the MI
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Approximately 590 tons of material has been moved o ~ 40 Tons of lead blankets were installed to reduce the radiation levels to reasonable levels such that work can be completed (~25 tons in the MI30 straight section, ~5 tons in the new injection line and ~10 tons in various other locations around the ring. o Installed 3 shielding walls ( 2 for MI-31 stub and 1 at the 304 tunnel location ~ 20 tons each) o ~490 Tons of magnets moved o 3 ILAM we moved/relocated o 6 3Q120 magnets were removed from the A150 line reworked and reinstalled in the NuMI beam line to replace existing magnets o 1 MI wide aperture Quad was relocated o 1 new Wide aperture C Magnet was installed in the MI abort line o ~40 20 inch Quads were removed from the RR30 Cooling insert o 3 ADCW were installed ( main vertical bend Magnets) o Entire Ecool Cooling section and return line were removed o 18 20 inch Quads were installed in the RR 30 section o 10 20 inch Quads were installed in the new RR extraction line o 20 20 inch Quads were relocated/installed in the RR injection line o Removed/installed/relocated a total of 14 cavities o 2 old RR RF cavities/6 MI coalescing cavity/ 2 MI studies cavities/ 2 new MI RF cavities and 2 new RR cavities o ~30 tons of stands and misc. parts/components were removed and or installed
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Keeping true the Recycler name, we are reusing ~70 percent of the instrumentation, ~30 percent of the vacuum components ~85 percent of the magnets A completely new 53 MHz RF cavity system was installed into the Recycler o 2 New RF cavities were installed a place holder for a third o Relocated and repurposed the 3 existing Recycler wideband RF cavities into a damper system. A complete rework of the Recycler Abort system to allow full turn proton abort along with gap clearing. 5 Gap clearing kicker and 2 new Full turn kickers were relocated from the Main Injector to the Recycler The RR30 straight section was rework from a cooling lattice back to a standard FODO lattice ~45 Recycler 20 inch quads were removed ~900 feet of beam pipe was removed and reworked for the new Lattice configuration New insert was prepped for 2.5 MHz RF cavity system to be installed in the Recycler 305-306 region. Relocated radiation sensitive equipment from the MI/RR 30 straight section to minimize future radiation dose to equipment and Technicians. MI and RR Coasting Beam safety system MI and RR DCCT’s RR schotkies Installed 2 new 53 MHz in the MI Relocated 4 RF cavities to make room
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