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EMMA DELIVERY UPDATE Neil Bliss

EMMA DELIVERY UPDATE Neil Bliss. CONTENTS. Layout update Injection line ALICE Pb wall Procurement status. EMMA Layout. INJECTION LINE. Tomography Section Screens x 3 (emittance measurement). New Quadrupoles x 13. New Dipole 30 ° & BPM at dipole entrance. New Dipoles x 2 (33 °)

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EMMA DELIVERY UPDATE Neil Bliss

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  1. EMMA DELIVERY UPDATE Neil Bliss

  2. CONTENTS • Layout update • Injection line • ALICE Pb wall • Procurement status

  3. EMMA Layout

  4. INJECTION LINE Tomography Section Screens x 3 (emittance measurement) New Quadrupoles x 13 New Dipole 30° & BPM at dipole entrance New Dipoles x 2 (33°) & BPMs at dipole entrance Screen Screen & Vert. Slit SRS Quadrupoles x 6 New Dipole 30° Vacuum valve Screen Beam Direction Vacuum Valve Wall Current Monitor ALICE Faraday Cup Spectrometer Screen BPM Neil Bliss

  5. INJECTION LINE Vacuum valve Tomography Section Screens x 3 (emittance measurement) SRS Quadrupoles x 3 Screen SRS Quadrupoles x 2 BPM & Wall Current Monitor Vacuum valve Screen Screen & Vert. Slit Beam Direction New Dipole 30° New Quadrupoles x 13 Ion Pump New Dipoles x 2 (33°) & BPMs at dipole entrance

  6. ALICE 1st Arc Pb Wall SHIELDING WALL THICKNESS: 50 mm Pb

  7. Production Quadrupole Yokes and Clamp Plates • 42 QFs poles have been wire eroded and returned from Metric (sub contractor) and are awaiting painting. • 20 QDs have been assembled • One in five yokes have been measured at Tesla and are within tolerance • Clamp plates laminations have been punched. Stacking and bonding is in progress • Delivery July 16 – Oct 18

  8. Production coils • All coils are wound and over wrapped • 44 QD and 66 QF coils are potted • Brazing and bending of terminations is in progress

  9. Production Cavities Machining • Machining is complete • EB welding in progress • Brazing • Re measure Frequency & Q • Dimensional checks • Chemical etching • Clean • Assemble and pump down • Measure F & Q • Leak Check • Bakeout • RGA & vacuum measurement • Delivery of 7 batches 10 Jul – 10 Sep E B welding

  10. Procurement Exercise Progress • Injection line magnets Contract placed with Scanditronix 29.5.08 required delivery – 4 x dipoles 1.9.08, 12 x quadrupoles 12.10.08 • Ring standard vacuum chamber Tender 23.5.08 – 11.6.08 required delivery 8.10.08 • BPM quotation Tender return 6.6.08 required delivery 29.8.08 • RF system OJEC Tender 12.4.08 – 23.6.08 required delivery 28.2.09 • Septums, kickers & kicker power supplies OJEC Tender 23.6.08 – 7.8.08 required delivery kickers & power supply 3.4.09, delivery of septums 10.11.08

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