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Plan for LTA Refurbishment

Plan for LTA Refurbishment. Borexino Meeting May 14-15, 2014 Andrea Ianni (Princeton Un.). Actual System. LTA-1. LTA-1. Evaporator. Future System. All the cryogenic lines and valves, will be insulated and under vacuum.

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Plan for LTA Refurbishment

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  1. Plan for LTARefurbishment Borexino Meeting May 14-15, 2014 Andrea Ianni (Princeton Un.) An. Ianni - Princeton Un.

  2. Actual System LTA-1 LTA-1 Evaporator An. Ianni - Princeton Un.

  3. Future System • All the cryogenic lines and valves, will be insulated and under vacuum Only one LTA (when under regeneration, we will switch temporary to the LAKN) An. Ianni - Princeton Un.

  4. 1/3 of the work will be paid by LNGS The work and Schedule • Total cost: 36 KEuro • Heidelberg in charge to buy a new filter cartridge (done) and new resistors for the Evaporator (not yet) 2/3 of the work will be paid by Heidelberg An. Ianni - Princeton Un.

  5. The work and Schedule The work consists of: Dismounting the LTA-2 column and electrical panel (LNGS Operations Group and Heidelberg personnel); Installation of new manifold and connection with the Linde tank (Criotec); Repairing of the Evaporator (Criotec); Installation of the new filter cartridge and refurbishment of the electrical cabinet and signals (LNGS + Heidelberg) for the LTA-1 Commissioning of the new System (LNGS) Possible Date to start the work: July 2014 An. Ianni - Princeton Un.

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