Upgrade of Atlas TAS

S. EVRARD July 19th 2009

Agenda1. New shieldings2. New RP

calculations3. Protection against

overpressure4. Motorization (TAS

alignment)5. Survey issues6. Cooling7. Schedule8. AOB

Protection against overpressure

By O. Beltramello

Cooling

• Demineralized water• Routing agreed by integration (J-P Corso)• UJ 14 RB14• UJ16 RB16• Stainless steel pipes 2 x DN15 4 X DN12• Flexibles EPDM/Kevlar rad-hard 4m long• Adjustable circuit pressure• Target : installation in August

Schedule      ATLAS TAS SCHEDULE  

Date Week RB14 RB16 UX15

22-Jun 26    

29-Jun 27    

06-Jul 28   Cool-down --> 8o K  

13-Jul 29 Bake-out     

20-Jul 30 Cool-down --> 8o K Bake-out  

27-Jul 31   Dome installation Shielding in monobloc

03-Aug 32 Dome installation    Octogonal parts installation

10-Aug 33    

17-Aug 34   Shielding in octogonal parts and Survey

24-Aug 35  

31-Aug 36  

07-Sep 37    

14-Sep 38      

Drawing

LHCTAS0044

Drawing

Pics

RB14 RB16