1. SPES status Safety TAC meeting Laboratori Nazionali di Legnaro July 23, 2015 Gianfranco Prete Project leader

2. Site Acceptance Test Layout Cyclotron 70 MeV 750  A Proton Beam Beam Dump

3. Introduction to the temporary safety system for Cyclotron test Simplified access system: only a reduced area is accessible nobody is allowed to be at -1 level during test high shielding doors installed Radiological survey system:n-  monitors already available at LNL will be used temporary data acquisition system is under developing Cyclotron interlocks:BEST safety system cyclotron interlocks used (SIL3 contactors) Beam line interlocks:vacuum, overcurrent, beam collimators Beam dump interlocks:Beam Dump hot spot temperature, cooling water pressure, mass flow rate Temp. Safety control system:Standard PLC-based system DOC_00000033_SATSS

4. Temporary Safety system for cyclotron Site Acceptance Test Start of the cyclotron operation: injection October 2015 Low energy commissioning (<1MeV):November High energy commissioning:December High power commissioning:February 2016 Development of a temporary safety system: How do you assess our approach? Do we have the appropriate level of care? Are we considering all the critical elements? Is the work sufficiently well coordinated? Are the human resources adequate? QUESTIONS TO THE SSTAC:

5. Presentation of speakers Safety Aspects of the Cyclotron Commissioning and SAT ( Augusto Lombardi ) description of the cyclotron operation with main reference to the cylotron protection and safety system The SPES High Power Beam Dump ( Juan Esposito ) Status of the design for the 52kW beam dump. Thermomechanics, radioactivity and shielding Safety Analysis on the Beam Dump ( Pasquale Luca de Ruvo ) Cooling system and critical aspects. Beam dump safety system

6. The Temporary Safety System Structure ( Carlo Roncolato ) Description of the safety system for cyclotron SAT. Procedures for development and installation Temporary Safety Control System for the SPES ( Jesus Vasquez ) PLC implementation Temporal Safety Control System Ventilation Beam dumper Radiation monitors Gas exhaust radiation monitor Redundant “ready” status Radioprotection Aspects ( Demetre Zafiropoulos ) General aspects of SPES radioprotection Improvement on radioprotection analisis Safety documentation

7. Organization for cyclotron Site Acceptance Test In charge to WP_B5 Cyclotron: A.Lombardi, M.Maggiore, D.Campo, L.Pranovi System integration: C. Roncolato Radioprotection WP_B2: D.Zafiropoulos, L.Sarchiapone Safety analysis WP_B2: J.Esposito, L.deRuvo, D.Benini Beam dump development working group: J. Esposito, A. Andrighetto, P. Mastinu, M. Maggiore, A.Monetti, E.Boratto Supervisors: D.Zafiropoulos, A.Lombardi Temporary Safety Control system WP_B4: J.Vasquez External companies involved: installation, sub-system development of the radiation survey, beam dump safety control system

8. SPES project status and items related to safety

9. ISOL bunker 1 ISOL bunker 2 Cyclotron Applications HRMS 1+ RIB to ALPI 10kW UCx Direct Target: 10 13 f/s

10. SPES Facility Layout ALPI Tandem ~ 54 x 67 m 2 CBCB NC RFQ Exp. Halls 1&2 Exp. Hall 3 New infrastructure for: cyclotron RIB (Radioactive Ion Beam) application facility

11. Power supply room RF amplifiers Cyclotron and beam line PS Cyclotron consolle Inside the building: upper level

12. Plant area (on top of cyclotron vault) Control room Area for ISOL infrastructures (on top of ISOL bunker) Vertical access to TIS Inside the building: upper level

13. 201320142015 IIIIIIIIIIIIIIIII Final Assembly and Testing Factory Commissioning Disassembly and Shipping Installation at LNL Commissioning at LNL SPES: Cyclotron Schedule (2013-2015) Inside the building: level -1

14. MAIN TENDERS Vacuum systems ALPI New Cyclotron Building Existing Building RFQ 1+ Beam transport ISOL production n+ Beam transport HRMS CBCB LARAMED NEPIR Evaluated construction cost: ~50 M€ 2010- 2012 2015 2013- 2014 20162017 ISOL target Cyclotron and Building Laser source Charge Breeder, n+beam transport Safety, UCxLab, Infrastructures, RFQ 1+beam line, ISOL system High Resolution Mass Separator 18,5 M€ 8,6 M€ 12,9 M€8,2 M€ 2,3 M€

15. Other work in progress, beyond the cyclotron installation and commissioning

16. Transport Line to SPES RFQ 1+ Stable Source n+ Magnetic Line RFQ Mass Separator CB 1+ RIB line M.Comunian, L.Bellan, A.Russo Safety item: maintenance of the CB plasma chamber

17. Exotic Beam reacceleration 1+ Stable Source Mass Separator Charge Breeder 1+ RIB N+ RIB 2x electrostatic quadr. Triplets 4x electrostatic quadrupoles 4x magnetic dipoles 6x mag. Quadr. Triplets 3x mag. Solenoids 10x mag. Steerers (ALPI) 10x mag. Quadr. Triplets (ALPI) Tender for beam line and mass separator: 1.5M€

18. Validation of the SPES-CB Selected beam EFFICIENCY* [%] IONQSPES reqBest LPSCSPES-CB Cs26≥ 58,611,7 Xe20≥ 1010,911,2 Rb19≥ 56,57,8 Ar8≥ 1016,215,2 *results obtained for the same 1+ injected current Ar 8+ : ε norm,rms ~ 0,03*π*mm*mrad (96%) Efficiency ~ 15% τ CB ~ 80 ms LPSC-Grenoble April 4 th, 2015 A.Galatà

19. Other SPES Safety aspects being investigated Not included in your review today

20. RAD-HARD version WG-05 Off-line FE On-line FE Critical materials Teflon with glass fibres -> alumina Polyethylene -> peek Viton O-rings -> EPDM/Indium Plastic cable insulator -> air (close the target) Normal motors -> RAD HARD motors On- Line Front End fast connectors

21. SPES handling system Horizontal handling system  A two cartesian axis system mounted onto an AGV unit allows the handling and transfer of the TIS. Horizontal handling system  A two cartesian axis system mounted onto an AGV unit allows the handling and transfer of the TIS. Test bench handling  A test-bench Front End coupling table allows to verify the TIS connection /disconnection from proton and RIB beam lines.  A tool to disconnect the puller was developed too. Test bench handling  A test-bench Front End coupling table allows to verify the TIS connection /disconnection from proton and RIB beam lines.  A tool to disconnect the puller was developed too. Coupling table Puller removing system  Once per year it is expected to change the puller, an highly activated component.  The handling system is equipped with a tool able to extract the puller and to store it in a shielded box. Puller removing system  Once per year it is expected to change the puller, an highly activated component.  The handling system is equipped with a tool able to extract the puller and to store it in a shielded box. TIS

22. Comparison Old set-up New set-up (taking into account the SAC suggestions) Storage of several 700 kg of lead box containing the target chamber Storage of the target chamber (40 kg) inside many lead boxes TIS storage system 3 rows x 10 boxes x 2 layers = 60 Storage locations

23. -An acceptable level of radiation dose is achievable, with values always below 20 µSv/h in the corridor. -An optimized thickness of Lead vs. concrete of walls is ongoing to study. -Results have to be validated by RP service. Target repository Dose rate evaluation corridor lead concrete ceiling shielding under evaluation

24. Top of ISOL bunker LEVEL +1 Hot cell for target inspection and components maintainance Radioactive materials enter from back Laboratory for ISOL target preparation

25. ≈ 28 m 2 ≈ 31 m 2 ≈ 65 m 2 TIS SYSTEM CHAMBER HOOD/GLOVE BOX CARBURIZATION FURNACE CARBURIZATION CHAMBER WITH UCx CONDITIONING FURNACE GRAPHITE BOX WITH UCx PEOPLE/CHAMBER (POSSIBLY CONTAMINATED) INTERSECTION ZONE HOOD/GLOVE BOX/REPOSITORY FOR RAW MATERIALS/WASTE CHARACTERIZATION DEVICES (XRD, SEM, PICNOMETRY, BET, POROSIMETER, LASER DIFFRACTION, ETC.) PRODUCTION DEVICES (MILL, PRESS, ETC.) ≈ 45 m 2 UCx production Laboratory Under design detailed operation analisis and tender for construction

26. WP_B1, WP_B2, WP_B6 & WP_B7 (Gramegna, Valiente, Bermudez, Sarchiapone, Monetti, Comunian, Bellan) Mass selection and radiactivity distribution in the SPES transport beam line Hotspot\Dose @1 s (beam) @10 days (beam) @30 days (beam) @180 days (beam) @365 days (beam) 90° dipole 69 Sv/h (135 I) 4.0 Sv/h (135 I) 0.98 Sv/h (135 I) 0.14 Sv/h (94Kr) 0.02 Sv/h (94Kr) HRMS 4.6 Sv/h (94 Kr) 0.02 Sv/h (132 Sn) 0.003 Sv/h (132 Sn) 0.0025 Sv/h (132 Sn) Charge Breeder (CB) (with HRMS off) 5 Sv/h (138 Xe) 0.14 Sv/h (132 Sn) 0.003 Sv/h (134 Sn) 0.003 Sv/h (132 Sn- 137Te) 0.0025 Sv/h (134 Sn) Radioactivity at the hotspots (considering the source point): 132 Sn radioactivity at 90° Dipole along 1 year of cooling down

27. Radiologic survey system Cyclotron and beam lines ISOL target ventilation Target Cooling system Access Control System SPES safety system A SIL3 safety system is under development Simplified system ready in October for cyclotron test

28. LEGENDA Rivelatore Full Body Materiale radiattivo accesso con autorizzazione speciale accesso con autorizzazione standard Access from NORTH gate Zona di Decontaminazione (sottoscala) Tornello per ingresso Con autorizzazione a badge Montacarichi Spogliatoio e zona di transito Ingresso materiale Ready for temporary system Lift for materials

29. Back to today safety assessment

30. SATSS: Safety system for SAT See talks: Carlo, Juan, Jesus, Luca Access control and radiation survey Cyclotron Interlock Beam dump Cooling system

31. Conclusions The SPES cyclotron is under installation and will be soon ready for test A temporary safety system is under development to operate in a safe way In the following talks we present the status of the system With this meeting we ask for your opinion/suggestions on the work we are doing. Development of a temporary safety system: How do you assess our approach? Do we have the appropriate level of care? Are we considering all the critical elements? Is the work sufficiently well coordinated? Are the human resources adequate? QUESTIONS TO THE SSTAC: