LHC Performance Workshop - Chamonix 2010

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Summary Session

Session 1 - Preconditions for Operating at 5 TeV in 2010

Session 3 - Optimise Interventions and Recovery from Collateral Damages on Cold Sectors

Session 2 – Magnets and splices consolidation shutdown 2010/2011

Session 5 - Access System and Radiation Monitors

Session 4 - Safety for Personnel Underground - He Evacuation

Session 7 - Future Upgrade scenarios for the Injector Complex

Session 6 - Radiation to Electronics

Session 9 - Additional LHC upgrade scenarios

Session 8 - LHC Upgrade Plans for the first long Shutdown

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Contributions*

Arcon/Ramses: Current status and operational risks (in session "Session 5 - Access System and Radiation Monitors")

Can we change a magnet without warming-up a full arc? (in session "Session 3 - Optimise Interventions and Recovery from Collateral Damages on Cold Sectors")

Can we optimise the cleanup process further? (in session "Session 3 - Optimise Interventions and Recovery from Collateral Damages on Cold Sectors")

Comparison of integrated luminosities (in session "Session 9 - Additional LHC upgrade scenarios")

Crab Cavities (in session "Session 9 - Additional LHC upgrade scenarios")

Decoupling of adjacent cryogenic sectors (in session "Session 3 - Optimise Interventions and Recovery from Collateral Damages on Cold Sectors")

Dipoles retraining for 7 TeV (in session "Session 2 – Magnets and splices consolidation shutdown 2010/2011")

Do the splices limit us to reach 5TeV. Plans for 2010 run (in session "Session 1 - Preconditions for Operating at 5 TeV in 2010")

Enhanced QPS – Commissioning and performance at 3.5TeV, outlook towards 5 TeV (in session "Session 1 - Preconditions for Operating at 5 TeV in 2010")

Experience with the ATLAS radiation policy: can we say we are safe? (in session "Session 6 - Radiation to Electronics")

Hardware challenges and limitations for the IR upgrades (in session "Session 8 - LHC Upgrade Plans for the first long Shutdown")

How did the LHC access system perform in 2009? (in session "Session 5 - Access System and Radiation Monitors")

How radiation will change your life (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

How should the access system be operated while LHC is not in beam operation? (in session "Session 5 - Access System and Radiation Monitors")

How to achieve satisfactory performances of the access system: stability, efficiency, operation, fluidity ? (in session "Session 5 - Access System and Radiation Monitors")

How to safely reach higher energies and intensities? Settings and commissioning of Machine Protection Systems for 5TeV operation (BIC, SMP, LBDS, BPM, BCT, PIC …) (in session "Session 1 - Preconditions for Operating at 5 TeV in 2010")

HWC 2010 and beyond – R.Schmidt - 15 min (in session "Session 1 - Preconditions for Operating at 5 TeV in 2010")

Impact of safety related requirements and evolutions on LASS and LACS (in session "Session 5 - Access System and Radiation Monitors")

Implications of higher intensities in the LHC (in session "Session 9 - Additional LHC upgrade scenarios")

Injector complex upgrades (in session "Session 8 - LHC Upgrade Plans for the first long Shutdown")

Integration issues in the tunnel and impact on general LHC systems (in session "Session 8 - LHC Upgrade Plans for the first long Shutdown")

Is the WorldFIP a reliable Rad-hard Fieldbus on long term? (in session "Session 6 - Radiation to Electronics")

Is there a need for re-sectorization and/or additional interlocks? (in session "Session 5 - Access System and Radiation Monitors")

Keeping the present injector complex running with high reliability for 10-20 more years (in session "Session 7 - Future Upgrade scenarios for the Injector Complex")

Lessons learnt from beam commissioning and early beam operation of the Beam Loss Monitors (+ outlook to 5TeV) (in session "Session 1 - Preconditions for Operating at 5 TeV in 2010")

LHC Power Converters, the proposed approach (in session "Session 6 - Radiation to Electronics")

Luminosity optimization and leveling (in session "Session 9 - Additional LHC upgrade scenarios")

Means to limit the collateral damages in the beam vacuum chamber (in session "Session 3 - Optimise Interventions and Recovery from Collateral Damages on Cold Sectors")

Minimum requirements for 13 kA splices (in session "Session 2 – Magnets and splices consolidation shutdown 2010/2011")

Modification of the LHC underground ventilation system (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

Optics Challenges and Solutions for the LHC Insertions Upgrade Phase I (in session "Session 8 - LHC Upgrade Plans for the first long Shutdown")

Other scenarios for a partial upgrade of the injector complex (in session "Session 7 - Future Upgrade scenarios for the Injector Complex")

Overview of all superconducting splices in the LHC machine (in session "Session 2 – Magnets and splices consolidation shutdown 2010/2011")

Overview of IR upgrade scope and challenges (in session "Session 8 - LHC Upgrade Plans for the first long Shutdown")

Parameter space beyond 10³⁴ (in session "Session 9 - Additional LHC upgrade scenarios")

Planned upgrade activities in IR4 for the 2014/15 shutdown (in session "Session 8 - LHC Upgrade Plans for the first long Shutdown")

Possible improvements to the existing pre-injector complex in the framework of continued consolidation (in session "Session 7 - Future Upgrade scenarios for the Injector Complex")

Protection of underground areas and He release to surface (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

Review of critical radiation areas for LHC Electronics and mitigation actions. Radiation monitoring and first results (in session "Session 6 - Radiation to Electronics")

Review of exposed equipment in the LHC: a global view (in session "Session 6 - Radiation to Electronics")

Safety consolidation and improvements in the experiments (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

Safety organization and Safety status of the experiments (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

Safety Taskforce follow-up in perspective with 2nd LHC physics run in 2011 (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

Scenarios for consolidations intervention (in session "Session 2 – Magnets and splices consolidation shutdown 2010/2011")

Scope and results of hardware commissioning to 3.5 TeV and lessons learnt (in session "Session 1 - Preconditions for Operating at 5 TeV in 2010")

Status of splices in 6 kA circuits (in session "Session 2 – Magnets and splices consolidation shutdown 2010/2011")

Status of splices in 13 kA circuits (in session "Session 2 – Magnets and splices consolidation shutdown 2010/2011")

Summary of Evian Workshop (in session "Summary Session")

Summary of the 2009 irradiation tests and perspectives for future tests and facilities (in session "Session 6 - Radiation to Electronics")

Summary of the Chamonix 2010 Workshop (in session "Summary Session")

Summary of the collimation upgrade plans (in session "Session 8 - LHC Upgrade Plans for the first long Shutdown")

Upgrade possibilities in the SPS (in session "Session 7 - Future Upgrade scenarios for the Injector Complex")

What can the Safety Coordination do for you? (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

What do the experiments want? (in session "Session 9 - Additional LHC upgrade scenarios")

What else needs to be done to reach 5 TeV and beyond? Consolidation and commissioning of essential magnet powering systems (in session "Session 1 - Preconditions for Operating at 5 TeV in 2010")

What is the MCI in case of a “beam driven” failure of a magnet enclosure (in session "Session 3 - Optimise Interventions and Recovery from Collateral Damages on Cold Sectors")

What repair activity can be done today on a locally warmed-up sub-sector? (in session "Session 3 - Optimise Interventions and Recovery from Collateral Damages on Cold Sectors")

What will PS2 + SPL provide for LHC? (in session "Session 7 - Future Upgrade scenarios for the Injector Complex")

Where are we with the Long-term plans and the CERN-wide radiation Policy (in session "Session 6 - Radiation to Electronics")

Work and Safety Organisation during LHC Shut Down. (in session "Session 4 - Safety for Personnel Underground - He Evacuation")

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