Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Status on SMC & RMC Models J.C Perez on behalf of SMC/RMC collaboration team

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano SMC configuration Status on coil fabrication for SMC3_b and SMC_11T Reaction furnaces status From SMC to Fresca2 through RMC RMC structure fabrication Sub-scale models activities Next SMC & RMC Coils Summary J.C. Perez TE/MSC-MDT 2

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Iron yoke Vertical key Lateral pad Vertical pad Racetrack coil Longitudinal rods Longitudinal compressing system for the rods Coil pack and Iron yoke mounted in the instrumented Al2219 T851 shell J.C. Perez TE/MSC-MDT 3

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Double pancake race-track coil configuration High field zone located in the straight part of the central island thanks to the presence of end-spacers Titanium spacers & end-saddles Nb 3 Sn/NbTi splice integrated in the end-saddle connection side Instrumented with Vtaps and strain gauges using dedicated printed circuits (“Traces”) J.C. Perez / TE-MSC-MDT J.C. Perez TE/MSC-MDT 4

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Status 2 coils for SMC3_b using PIT 14 x Ø1.25 mm strand with Ti-islands and spacers wound in September 2011 Electrical insulation of the central island and spacers with Al 2 O 3 plasma spray coating Cable insulated with S2-Glass sleeve Plan Heat treatment on Argon atmosphere CERN (October 2012, delayed till now due to furnace setting up problems see later) Coils to be potted using Epoxy NY 750 & Jeffamine D-400 Magnet assembly scheduled Q Cold powering tests scheduled end Q J.C. Perez TE/MSC-MDT 5

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Single pancake coil configuration Cable dimensions: 14.7 * 1.27 mm 2 * 35 turns I ss : A B peak : 13.8 T 1.9K) Cable insulation: 150 µm S2-Glass 33 Tex braided directly on the cable (Coil #1. See film) 90 µm Mica (*) with 70 µm S2-Glass 11 Tex braiding (Coil #2) (*) Cablosam® AP - PG by Von Roll S2-GlassMica J.C. Perez TE/MSC-MDT 6

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano The first SMC coil using 11T type cable has been wound in July 2012 The coil will be heat treated after the reaction of SMC#3_b coils (end of November2012) Cold powering tests planed for Q1_2013 J.C. Perez TE/MSC-MDT 7

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano The retro-fitting of the “Borel” reaction furnace has been launched in summer 2011 After several thermal cycles necessary to calibrate the furnace and reduce the over-shoot, the temperature control is fully operational Several runs with samples of Nb 3 Sn have been made and Jc measurements have been performed to validate the cycles The sarcophagi and all pipes for injection and exhaust of the Ar gas have been cleaned A new O 2 trap system has been installed A security valve calibrated at 300 mbar has been added onto the return gas circuit to avoid overpressure in the sarcophagi during the heat treatment process A new heat treatment cycle with 6 wire samples, copper and stainless steel cylinders, has started last week to confirm that the treated pieces are not polluted during the treatment J.C. Perez TE/MSC-MDT 8

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano J.C. Perez TE/MSC-MDT 9

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano A new reaction furnace to treat SMC like coils has been ordered and will be CERN Main characteristics: Hood furnace C Thermal stability ± 3 0 C Retort (L x W x H) 730x300x400 mm Inert gas circulation O 2 analyser 10 thermocouples for temperature monitoring and control Delivery and CERN expected for end of October 2012 This will make the SMC line independent from other magnet programs J.C. Perez TE/MSC-MDT 10

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano J.C. Perez TE/MSC-MDT 11

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano SMC RMC FRESCA2 RMC goals: test FRESCA2 type cable and FRESCA2-type coils in realistic conditions Constraints 1.Layer jump similar to FRESCA2 2.Power supply limit ~20 kA 3.Magnet OD: 570 mm Courtesy of M. Timmins J.C. Perez TE/MSC-MDT 12

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano RMC coil FRESCA2 coil Same design as SMC – 2 end spacers – 33 turns (like FRESCA2) FRESCA2-type layer jump As a result – Straight section: 300 mm 150 mm in SMC – Coil length: 820 mm 500 mm in SMC – 96 m of cable per coil 4.0 km of strand Courtesy of P. Ferracin J.C. Perez TE/MSC-MDT 13

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano RMC configuration – 2 RMC coils I ss (1.9 K) = 18.3 kA – Below power supply limit B peak = 16.0 T – Significantly higher forces From 2.2 MN/m in SMC to 5.4 MN/m – New structure required Thicker shell, new yoke design, larger bladders, larger axial rods RMC J.C. Perez TE/MSC-MDT 14

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Still possible to test individual coils up to 20 kA Corresponding to about 93% of I 4.2 K J.C. Perez TE/MSC-MDT 15

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Connexion box Nb 3 Sn/NbTi Splice Yoke Longitudinal compressing system Aluminium Shell Vertical Pad Horizontal Pad Racetrack Coil J.C. Perez TE/MSC-MDT 16

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano RMC project was accepted in December 2011 All fabrication drawings completed by end of March 2012 A call for tender for mechanical structure launched in April 2012 The order of the structure components has been placed in a Spanish company and the delivery is expected by end of November 2012 Coil parts and reaction mold have been ordered and delivered in June 2012 Ti central islands and stainless steel spacers have been plasma spray coated using Al 2 O 3 The order for the close impregnation mold has been placed. Delivery is expected for October 2012 The first length of copper cable, insulated using 66 Tex S2-Glass fiber braiding technique, will be delivered end of September 2012 First winding tests, using dummy Cu cable, are scheduled in October 2012 First mechanical assembly after structure instrumentation are planed for Q J.C. Perez TE/MSC-MDT 17

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano

Rail Nb 3 Sn/ NbTi Splice Insulating plate NbTi Lead Nb 3 Sn Cable End Shoe Filler piece Copper stabilizer Coil J.C. Perez TE/MSC-MDT 19

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Each double pancake coil will be equipped with 2 traces including: Two independent protection heaters circuits using 50 µm Kapton® and 25 µm stainless steel sheets Two strain gauges stations to record the transversal forces on the coil Six voltage taps The trace connection from the coil to the cryostat, using instrumentation wires, will be hidden in a pocket machined on the end-spacer connection side J.C. Perez TE/MSC-MDT 20

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano E glass (with Boron) S-2 Sizing 636 (Starch) 11/33/66 TEX S-2 Sizing /66 TEX S-2 Sizing TEX E-CR glass (Boron free) De-sizingRe-sizingBraiding Reaction Compatible with Epoxy Polyester Suggested for high temperature Compatible with Cyanate ester Polyimide Epoxy Designed for high temperature Not found on the market J.C. Perez TE/MSC-MDT 21

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano S-2 636S-2 493S Original ColorWhite Color after de- sizing Slightly Grey White Color after heat treatment Grey White Glass fiber after 100 hours at 650C AGY S AGY S AGY S E glass Courtesy of P. Fessia J.C. Perez TE/MSC-MDT 22

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano The S-2/933 has been selected as the best solution for the direct braiding. We aim avoiding de-sizing A full palette of material has been procured and delivered at CERN on the 11/09. It has required special production for us that has taken the whole summer Next steps – Repetition of test on “virgin” yarn – Bonding test on fibers before and after reaction – Bonding and mechanical test on fibers with ceramic binders before curing, after 1 and 2 curing, after reaction and in function of ceramic binder quantities We have also identified supplier ready to braid for us tapes from our S yarns (collaboration with RAL) Courtesy of Polymer Laboratory J.C. Perez TE/MSC-MDT 23

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano Characterization on strand performance in realistic conditions (SMC4 & SMC5) Characterization on strand and cable performance in realistic conditions for wide cables ( RMC) Layer jump area (RMC) Splicing area (RMC) Braided insulation (SMC & RMC) Traces connection (RMC) Impregnation method for Fresca2 type coils (RMC - Close mold) Qualification of new vacuum impregnation tank. Qualification of new oven (SMC & RMC) SMC DS 11T Fresca2 J.C. Perez TE/MSC-MDT 24

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano SMC AssemblyCable TypeCable InsulationScheduled SMC#3_bPIT 14 * Ø 1.25 mm S2-Glass sleeve FNAL type 2 Coils waiting for reaction SMC#11T_a (1 coil)OST RRP 108/ * Ø 0.7 mm 33 Tex S2-Glass braided Coil waiting for reaction SMC#11T_b (1 coil)OST RRP 108/ * Ø 0.7 mm 11 Tex S2-Glass braided & Mica 90 µm Q SMC#4 (2 coils)PIT 18 * Ø 1.00 mm S2-Glass sleeve 100 µm or S2-Glass braided Q SMC#5 (2 coils)RRP 18 * Ø 1.00 mm TBDQ J.C. Perez TE/MSC-MDT 25

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano RMC AssemblyCable TypeCable InsulationScheduled RMC#0 coil 1Cu 40 * Ø 1.0 mm S2-Glass 66 Tex braided Q RMC#1 coil 1PIT 40 * Ø 1.0 mm S2-Glass 66 Tex braided Q RMC#1 coil 2PIT 40 * Ø 1.0 mm S2-Glass 66 Tex braided Q Conductor availability? RMC#2 coil 1RRP 40 * Ø 1.0 mm S2-Glass braided Or according to FRESCA2 choice Q RMC#2 coil 2RRP 40 * Ø 1.0 mm S2-Glass braided Or according to FRESCA2 choice Q Conductor availability? J.C. Perez TE/MSC-MDT 26

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano The Borel heat treatment furnace should be operational by end of September SMC#3_b and SMC#11T_a coils will be heat treated in October SMC#11T_b (mica insulation) will be wound after reaction of SMC#11T_a SMC#3_b Cold powering tests scheduled for end 2012 SMC#4 and SMC#5 will be used to compare PIT and RRP cables Coil parts for SMC#4 and SMC#5 have been ordered and will be plasma spray coated with Al 2 O 3 SMC#4 coils winding is scheduled Q The SMC coils type heat treatment furnace will be installed and commissioned in 927 in October 2012 J.C. Perez TE/MSC-MDT 27

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano RMC will be used to characterize strand and cable performance in realistic conditions for wide cables RMC coils will be used to validate technical choices to be applied on Fresca2 coils fabrication RMC structure delivery scheduled for November 2012 First RMC coil using a copper cable will be wound Q4_2012 RMC trace will installed in the copper coil will be used to validate Fresca2 trace design RMC impregnation mold will validate Fresca2 coil impregnation procedure First RMC cold powering test with a single coil configuration is scheduled early 2013 J.C. Perez TE/MSC-MDT 28

Eucard-WP7-HFM 10 th Collaboration Meeting at LASA Milano H. Bajas, M. Bajko, B. Bordini, S. Canfer, S. Clement, G. de Rijk, G. Ellwood, P. Ferracin, J. Feuvrier, E. Fornasiere, R. Gauthier, C. Kokkinos, M. Guinchard, J. Humbert, P. Manil, A. Milanese, M. Timmins, L. Oberli, J.C. Perez, F. Rondeaux TE/MSC-MDT Section J.C. Perez TE/MSC-MDT 29