1. Plans and schedule for QXF Giorgio Ambrosio and Paolo Ferracin Joint LARP/CM20 HiLumi meeting Napa Valley, CA, USA 8-10 April, 2013 The HiLumi LHC Design Study is included in the High Luminosity LHC project and is partly funded by the European Commission within the Framework Programme 7 Capacities Specific Programme, Grant Agreement 284404 Work supported by the US LHC Accelerator Research Program (LARP) through US Department of Energy contracts DE-AC02-07CH11359, DE-AC02-98CH10886, DE-AC02-05CH11231, and DE-AC02-76SF00515

2. AGENDA 09/04/2013 G. Ambrosio and P. Ferracin2 StartDurationTitlePresenter 8:301:00QXF plans and scheduleP. Ferracin, G. Ambrosio 9:3030CERN QXF conductor procurement and cable R&DA. Ballarino (by phone) 10:0030Coffee 10:3030LARP conductor procurementA. Ghosh 11:0030LARP QXF cable R&DD. Dietderich 11:3030Winding testsD. Dietderich, S. Izquierdo Bermudez 12:0030Cable Insulation developmentD. Dietderich, P. Ferracin 12:301:00Lunch 13:3030Requirements (electrical, cooling, dose, geometry)P. Ferracin, G. Ambrosio 14:0030Protection systems for Nb3Sn magnets and thresholdR. Denz 14:30302D magnetic analysis and coil cross-sectionF. Borgnolutti 15:00303D magnetic analysis and coil end designS. Izquierdo Bermudez 15:3030Coffee 16:0030Coil fabricationD. Cheng 16:3030Coil toolingM. Yu, J. Schmalzle, P. Ferracin 17:0030QXF support structure and mechanical analysisM. Juchno, H. Felice 17:3030QXF integrationP. Ferracin 18:0030QXF quench protectionG. Ambrosio

3. SQXF status Cable R&D Target criteria established – Mechanical stability during winding – Stability current I s ≥ 3*I op – RRR after cabling > 150 – No shear planes in micrograph images First iteration completed in 03/2013 – Winding tests, cross-section images, extracted strand meas. No cable reached all targets Second iteration has started – Cabling, winding tests, micrograph images in 04/2013 – Extracted strand measurements in 05/2013 – Cable parameters for first set of coils by end of 05/2013 Cable R&D will continue (PIT strand, improved parameters…) 09/04/2013 G. Ambrosio and P. Ferracin3

4. SQXF status Insulation R&D First ten-stack measurements in 03/12 – Either too thin (LARP) or too thick (CERN) Thickness optimization in progress Target 125-150 micron 09/04/2013 G. Ambrosio and P. Ferracin4

5. SQXF status Coil design and magnetic design First iteration completed 2D magnetic analysis – Coil cross-section and yoke design – Magnetic shimming 3D magnetic analysis (OPERA and Roxie) – Peak field – 3D Field quality 3D CAD model – Coil (turns and blocks) – End spacers (Roxie and BEND) 09/04/2013 G. Ambrosio and P. Ferracin5

6. SQXF status Coil fabrication tooling First iteration of pole and end-shoes design completed Design of W&C and R&I started in 03/2013 09/04/2013 G. Ambrosio and P. Ferracin6

7. SQXF status Support structure 2D optimization completed – Update of the structure (alignment assembly features) – Alignment key – Dimensions of the components – LHe vessel mechanical analysis – Effect of coil deformation on field quality 3D analysis started 3D CAD modelling in progress Integration, LHe vessel containment, length – Two options (CERN, BNL) under study 09/04/2013 G. Ambrosio and P. Ferracin7

8. SQXF plan and schedule Update of coil design in 06/2013 Coil parts fabrication/optimization from 06/2013 – To be completed by end of 2013 Coil tooling – Design completed in 05/2013 – Procurement Parallel coil fabrication LARP-CERN – CERN: 1 Wind&Curing + 1 React&impreg – LARP: 1 Wind&Curing + 2 React&impreg – Winding and curing by 10-11/2013 End parts optimization and test of fabrication process – Reaction and impregnation by 02/2014 Fabrication of full practice coil starts, both at CERN and in the US, in 03/2014 – First long coil wound in 01/15 09/04/2013 G. Ambrosio and P. Ferracin8

9. SQXF plan and schedule Coil fabrication CERN – Number of coils 1 Cu coil 1 practice + 5 real RRP coils 1 practice + 5 real PIT coils – After SQXF01 – Fabrication steps Winding + curing + reaction + impregnation – Fabrication time ~100 days (5 months) per coil 1 coil produced every 2 months LARP – Number of coils 1 practice 1 mirror + 4 real RRP coils – Fabrication steps FNAL: winding + curing LBNL: reaction + impregnation BNL: reaction + impregnation – Fabrication time ~100 days (5 months) per coil 1 coil produced every month 09/04/2013 G. Ambrosio and P. Ferracin9 Sequence: CERN will start with RRP coils – SQXF1 magnet will include the first available four RRP coils produced by the two “production lines” – With the current plan, either 3 LARP + 1 CERN or 2 LARP + 2 CERN

10. SQXF plan and schedule Support structure – LARP/CERN design Identical design for SQXF and LQXF – 2 SQXF structures fabricated and qualified at CERN 1 long structure fabricated and assembled by LARP – From conceptual design to assembly and qualification From beginning of 2013 to end of 2014 Tests – First coil test (mirror) in 12/14 Feedback for LQXF coil fabrication (first winding in 01/15) – First magnet test (SQXF1) in 04/15 First assembly of LQXF in 10/15 – Feed-backs from SQXF to LQXF on loading – Then SQXF1b (RRP), SQXF2 (PIT), SQXF2b (PIT) 09/04/2013 G. Ambrosio and P. Ferracin10

11. SQXF plan and schedule 09/04/2013 G. Ambrosio and P. Ferracin11

12. LQXF Goals GOALS: – LQXF1/2: Demonstrate main features of MQXF cold masses Aperture, length, main requirements – LQXF3: MQXF prototype DESIGN CRITERIA: – Coils, tooling design, and structure developed with SQXF: Same coil parts, same tooling design, same process, … – Prototype features to be defined by Design Report (2015) 09/04/2013 G. Ambrosio and P. Ferracin12

13. PLANS LARP effort for demonstrating readiness for construction project (US DOE criteria) Fabrication plan is based on LQ and LHQ plans – Strand procurement: BNL and LBNL – Cabling: LBNL – Cable insulation: NEWT (different from LQ) – Coil W&C: FNAL – Coil R&I: BNL and FNAL – Structure & assembly: LBNL – Test: FNAL and/or BNL 09/04/2013 G. Ambrosio and P. Ferracin13

14. Schedule 09/04/2013 G. Ambrosio and P. Ferracin14 2013 | 2014 | 2015 | 2016 | 2017

15. Schedule Milestones SQXF practice winding: 10/13 SQXF coil fabrication start: 03/14 SQXF mirror test: 12/14 SQXF1 test: 04/15 SQXF1b test: 11/15 LQXF coil fabrication start: 01/15 LQXF1 test: 01/16 LQXF1b test: 07/16 LQXF2 test: 01/17 LQXF2b/3 test: 07/17