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PH-DT-DI 2013/2014 CMS activities . 2013 M aintenance ID flushing system : Maintenance 2 dryers Installation 2 flow meters Maintenance of several hygrometers (flushing system, N2 supply from membrane system, …). 2013 Consolidation ID flushing system: 3 new gas distribution racks

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ph dt di 2013 2014 cms activities
PH-DT-DI 2013/2014 CMS activities
  • 2013 Maintenance ID flushing system:
    • Maintenance 2 dryers
    • Installation 2 flow meters
    • Maintenance of several hygrometers (flushing system, N2 supply from membrane system, …)
  • 2013 ConsolidationID flushing system:
    • 3 new gas distribution racks
    • Analysisrack
    • SX5 pixel lab dry air flushing and cooling distribution systems

ID flushing system

  • Maintenance 2014 ID flushing system:
    • Replace filters in distribution racks
    • Calibration MFMs
    • Calibration safety valves

A. D'Auria CERN/PH-DT-DI

ph dt di 2013 2014 cms activities1
PH-DT-DI 2013/2014 CMS activities
  • Muon Detector gas systems (CSC, DT, RPC)
  • Maintenance 2013
    • Maintenance gas systems and analysis racks
    • Leak campaign test on RPC
    • Installation heating tape on RPC new pipe.
  • Consolidation/Upgrades 2013
          • RPC Pump upgrade in USC55
    • DT high flow setup.
    • Commissioning RPC RE+4.

Gas systems for Muon detectors

A. D'Auria CERN/PH-DT-DI

ph dt di 2013 2014 cms activities2
PH-DT-DI 2013/2014 CMS activities
  • 2013/2014 Gas systems/Analysis maintenance list:
    • circulation pumps
    • safety valves and bubblers
      • power supplies
    • profibusquality
    • pressure regulators
    • analysis devices
      • change absorber in purifier
    • check/repair pneumatic valves
      • check/repair electro valves
      • check/repair heating cables/connectors
      • check/repair pressure regulators
      • flow cells checking
      • calibrations MFC

Standard maintenance list

A. D'Auria CERN/PH-DT-DI

ph dt di 2013 2014 cms activities3
PH-DT-DI 2013/2014 CMS activities
      • 2013/2014 Gas Detectors/Analysis extraordinary maintenance:
          • Software upgrade
  • RPC modifications to open output for Xmas 2014
  • Commissioning RPC RE-4.
  • Repair recovery purifier column.
  • CSC recovery CF4 - analysis rack
  • CF4 maintenance/modifications/tests

LS1 extraordinary maintenance list

A. D'Auria CERN/PH-DT-DI

conclusions
Conclusions
  • A lot of activities completed/on-going during 2014
  • Many new consolidation projects for all experiments

Conclusions

A. D'Auria CERN/PH-DT-DI