Heike R2014-00 R68

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Revision as of 07:45, 29 January 2014 by Rothfuss (talk | contribs)
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First RUN since more than one year!!!

NEW


EXPERIMENTS


TEST


TIME TABLE

  • XX.XX.2014: FIRST DAY - CLOSING, CLEANING & PRE-COOLING
    • Closing cryostat and dewar. Cleaning/pumping lines.
    • Exchange gas pVC~3mbar.
    • : Pre-cooling with 50l LN.


  • XX.XX.2014 : SECOND DAY - LIQUID HELIUM
    • XX:XX : Status = TDewar=??K, TMagn,l=???K, pVC=??mbar
    • XX:XX : Start filling LHe
    • XX:XX : During 3rd can (after ~ 230 LHe in total): TRuOx=4.6K, pVC=3.3*10-3mbar
    • XX:XX : Pump VC
    • XX:XX : He 100%, LHe in total ~????l
    • XX:XX : Stop pumping VC, pVC=??*10-5mbar


  • XX.XX.2014: THIRD DAY - MIX IN
    • XX:XX : Status = pVC=??*10-5mbar, TMC,RuOx=???, TMC.Si=??K
    • XX:XX : Start condensing mix. T1=683mbar, T2=695mbar, T3=0mbar, p4=973mbar.
    • XX:XX : Close Heat-Switch (IPCS#4=1.5A, IH=0.5mA) @ TRuOx=600mK
    • XX:XX : IStill=3.0mA, TRuOx=580mK
    • XX:XX : All mix is in, all pumps are running.


  • XX.XX.XX: - RAMP MAGNET


  • XX.XX.XX: - DEMAG



  • XX.XX.XX: MIX OUT
    • XX:XX : Start filling mix into the tanks.

TO DO

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