WP9 ITS Mechanics and Cooling 12 March 2014 Corrado Gargiulo

ITS objectives for 2014 – WP9 Finalization of IB and OB layout IB QM design: Space Frame +Cold Plate, End-Wheel, Cylindrical Structural Shell IB BARREL QM production based on “pad chips” OB QM design: Space Frame, Cold Plate OB STAVE QM production based on “pad chips” … EM Engineering Module, Qualification Module (final quality)

ITS objectives for 2014 – WP9 Finalization of IB and OB layout IB QM design: Space Frame +Cold Plate, End-Wheel, Cylindrical Structural Shell IB BARREL QM production based on “pad chips” OB QM design: Space Frame, Cold Plate OB STAVE QM production based on “pad chips” …

Finalization of IB and OB layout (TDR, endorsed) BP outer radius 19 Layer 0 mean radius 23.38 Layer 0 inner boundary >21.8 Middle Layer radius TDR6 / TDR7 Stave width 15+1 (FPC) Stave length (cold plate) IL 320 (4th IB layer) IL 290=9.6+270.8+9.6 ML 870= 14.85+840.3+14.85 1066 OL 1502=15.7+1470.6+15.7 Detectors boundary radius@ >21.8mm

Beam Pipe NEW DESIGN 19mm OR Submitted to LEB commitee for approval

ITS VS BP Gap >2.8 mm 19.0 No change in the ITS layers radius (TDR)

ITS Outer Barrel Baseline TDR 6 TDR 7 Simulation results by the end of March

ITS objectives for 2014 – WP9 Finalization of IB and OB layout IB QM design: Space Frame +Cold Plate, End-Wheel, Cylindrical Structural Shell IB BARREL QM production based on “pad chips” OB QM design: Space Frame, Cold Plate OB STAVE QM production based on “pad chips” …

Inner Barrel Polyimide tubes ID 1.024mm; wall thickness 25 micron Flex Printed Circuit 9 PIXEL Chip Cold Plate Spaceframe Inner layer stave 300mm length, 1.6 gram weight Polyimide tubes ID 1.024mm; wall thickness 25 micron

PRODUCTION QM (FINAL QUALITY) IB Carbon spaceframe IB status DEVELOPMENT TEST on EM (Engineering Module) sag Thermal test OK Thermoelastic test on going Stiffness test sag <10 µm Vibrational test >100Hz Dimensional next 167 Hz next PRODUCTION QM (FINAL QUALITY) Production of new spaceframe with high dimensional accuracy new moulds under production Production of full barrel (48 staves)

EM IB Carbon spaceframe on going M60J Alternative option under investigation to further improve stiffness and thermo-elastic stability Change of Carbon fleece with K13D2U (same weight) 45µm 20µ Carbon paper 30µ (30µ) 70µ K13D2U 45µm 45µm 20µ 11

QM IB Connectors status next DESIGN PRODUCTION provide staves position accuracy status DESIGN 3D, 2D production drawings OK… …need validation fro WP6, needs additional considerations on survey strategy next PRODUCTION 100 CONNECTORS Design and Production of assembly jig, to glue the connector to the spaceframe Deisgn modified respect to TDR to increase accuracy

QM IB production Spaceframe+Coldpalte n.48 2014 JULY Tentative schedule

QM IB End-Wheels status next DESIGN DESIGN 3d, OK… …need further consideration on cable and piping routing next DESIGN Design and Production of molds for layer assembly

QM IB End-Wheels From Antonello & Antoine

QM IB CYlindrical Support Structure status DESIGN 3d, OK… …needs further consideration on survey targets locations and interface with Service Barrel next DESIGN Design and Production of molds

QM IB production End-Wheels and CYSS 2014 SEPTEMBER

Production site Bldg 167 new … ongoing CERN GS HSE Material Hazard Fire extinguisher CERN electrical inspection Ventillation system installation 90m2 clean environment, 18-23°C, 50% humidity

Evgeny &Viktor Samuel Yannick Almost there!

ITS objectives for 2014 – WP9 Finalization of IB and OB layout IB QM design: Space Frame +Cold Plate, End-Wheel, Cylindrical Structural Shell IB BARREL QM production based on “pad chips” OB QM design: Space Frame, Cold Plate OB STAVE QM production based on “pad chips” …

Outer Barrel

PRODUCTION QM (FINAL QUALITY) Outer Barrel stave status DEVELOPMENT TEST On spaceframe (Carbon fiber K13 D2U) Bending test &FEA sag ≈95µm Vibrational test 1st freq=51Hz; dynamic response ongoing On coldpalte Thermoelastic test αexp ~ 12 x 10-6 K-1 Thermal (150 and 300 mW/cm2), hydraulic test Ok Thermal test on full length coldplate next next PRODUCTION QM (FINAL QUALITY) Production of 1 SPACEFRAME+ 2COLDPLATES Production of EMs

EM OB Carbon spaceframe on going Improve stave stiffness Full k13 spaceframe has shown to be too brittle N.2 Produced and tested, spaceframe M55j baseline N.2 Produced and tested, spaceframe M55j with additional layer N.2 Produced and tested, spaceframe M55j with two layers K13D2U(embedded) 3 point bending test results Confirmed previous test Lumped mass (test) Distributed mass (derived from test)

EM OB Coldplate on going Production of 1 cold plate 1,5m/ID=2mm/option-a Production of 1 cold plate 1,5m/ID=2mm/option-b Production of 1 cold plate 300mm for thermal test for both option a and b on going Mould modified (for ID 2mm), Grenoble New 2mm ID pipes arrived K13 from Berkley arrived Option a) Baseline Option b) Alternative option under investigation to further improve stiffness and thermo-elastic stability 24 20µ 90µ 30µ 45µm 70/45µm ID=2.67mm, wt=0.065mm ID=2.00mm; wt=0.032mm

x x x QM OB Spaceframe CONNECTOR new design Spaceframe New design Removed spring connection between stave and end-wheels x TDR baseline Spring Spring x x Ruby sphere Reference Plane on the End-Wheels

QM OB Spaceframe CONNECTOR revised design status EM 3D, 2D production drawings OK… … need to be validated by WP7,8 and by test next PRODUCTION 20 CONNECTORS Design and Production of assembly jig needed to glue the connector to the spaceframe

QM OB Cold Plate CONNECTOR status DESIGN 3d, 2D production drawings OK… …needs validation by WP7,8 next PRODUCTION 20 CONNECTORS Design and Production of assembly jig, to glue the connector to the spaceframe

EM OB End-Wheels status next DESIGN DESIGN EM 3d model proposal EM 3D design

EM OB End-Wheels Definition of cooling modularity and cooling scheme Definition of electrical and hydraulic connection layout DC-DC converter mechanics and cooling 300mm 300mm 300mm P. Kuijer 2014-3-11 300mm DC-DC 150mm EW

ALI-UPGRADE 3D CAD MODEL overall 3D CAD MODEL available on CERN ITS UPGRADE CAD REPOSITORY R1_20140311

Next EM Inner stave & Outer stave -optimize carbon plies lay-up QM Inner stave & QM Outer stave -freeze connector design and start production -develop jigs for connector to spaceframe gluing