Atlas MDT Quality Assurance at LNF

Updated 1 December 1999

Wire Tension Note:

  • MDT wire tension measurement using an electrostatic method
  • Automated sixteen channels wire tension measurement system

    Gas Leak Rate Note: MDT tube leak test for large production

    Gas Leak Rate Fig and Photo:

  • General scheme of the leak detection system: drawing
  • Prototype Setup: photo , drawing
  • Valve System: photo , drawing1, drawing2
  • Tube-case endcap: photo1 , photo2 , drawing

    Preliminary Results (fig.ps):

  • Calibration
  • Tube leak with 1% He: fig.1 , fig.2
  • Tube cleaning
  • Tube leak with 10% He
  • Tube leak with 10% He and one endplug "closed"
  • Tube leak with 10% He and two endplug "closed"

    DataBase: MDT LNF database

    M.C.Spitalieri