RICH1 gas system status

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20/1-004 (CERN)

20/1-004

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Beatrice Mandelli (CERN)
Gas systems
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62095888225
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Beatrice Mandelli
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LHCb RICH1 recuperation system

Present: P. Carrie, G. Rigoletti, D. Galassi, MCA, P. Vanseler, M. Busato, B. Mandelli

https://indico.cern.ch/event/1372640/

 

Standard and new gas system

  • drawings from Mattia B.
  • update on mechanical status from Damiano
  • 5 module: 2 racks system, 1 rack compresso, 1 tank, 1 lauda

 

Urgent:

  • modification water pipes —> Patrick/Pieter
  • electrical line for Lauda (400 V, 32 A) —> Patrick

 

Missing:

  • filter for compressor
  • positioneur box for the valves —> Patrick/Gianluca to check for profibus PA
  • wrong zimmerli received
  • one MFC 4-20mA and one Profibus —> need profibus cable
  • equalising tank
  • two valves valco for cryogenics
  • equalising tank
  • to modify drawings: bypass of the tank, lines from exhaust to reinfect at input compressor —> Damiano/Mattia
  • mixer GEM to use for test —> to control with flowbus —> Patrick/Gianluca

 

Steps:

  • electrical box —> Patrick  2weeks elec
  • week 6 to build the common part
  • build new system —> 2-3 weeks of 2 persons —> Mattia and Damiano
  • plan of the SGX8 for the new system —> Patrick/Damiano
  • installation of special electrical power (32A) for Lauda —> Patrick
  • socket for PLC —> Patrick
  • install missing pieces
  • leak test in the workshop
  • installation in place —> 3 weeks mec/weld
  • electrical connection —> 2 week elec
  • insulation —> company
  • software

 

Modification gas recirculation system

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