BEAM INTERCEPTING DEVICES FOR LINAC 4 Status Report

BEAM INTERCEPTING DEVICES FOR LINAC 4 Status Report, ENTM 02/11/2010

Overview 2 Beam stoppers for source/LEBT and for Linac 4 transfer line Chopper line collimator Beam dumps for the movable bench (C. Maglioni) 50 -100 Me. V measurements bench dump Beam dumps for LBE/LBS lines and LBS slit Head, tail, H 0/H- internal dumps for the PSB injection region (R. Chamizo) O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Linac 4 main dump (R. Chamizo) Meeting 20

LINAC 4 layout 3 O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

LINAC 4 layout 4 50 -100 Me. V measurement s bench dump Linac 4 main dump (R. Chamizo) Chopper line O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - collimator Meeting 20 Beam dumps for the movable Beam bench (C. stoppers for source/LEBT Maglioni)

Beam stoppers for source/LEBT 5 LINAC 4 Project Document No. L 4 -T-ES-0001 EDMS Document No. 1057463 Beam parameters 3 Me. V L 4 -Nom Maximum H- Current 40 m. A 80 m. A Pulse Length 150µs 400µs Max Rep-Rate 2 Hz Beam Energy 45 ke. V Racetrack flanges are housing the beamstopper. Two flanges facing each other (180°) O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

Beam stoppers for source/LEBT 6 Design finished Production started Ready by the end of the year One unit with Iris to produce a pencil beam O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

Chopper line collimator (3 Me. V) 7 Produce d and installed O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

8 Beam stopper for Linac 4 transfer line Slit LBS Slits LBE Fast beam stopper Sieve (removed) Beam stopper O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

9 Beam stopper for Linac 4 transfer line Intension to reuse the existing stopper tank (layout dimensions and functionality) Simulations for the material to be done Cooling to be foreseen (additional piping) O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

10 Beam dumps for LBE/LBS lines and LBS slit SPECIFICATIONS FOR BEAM DUMPS IN LINAC 4 DUMP LINE, LBE AND LBS LINES F. Regis will work on that LBE dump LBS dump, feasibility study for integration done LBS slit LINAC 4 Project Document No. L 4 -B-ES-0001 v. 1. 0 EDMS Document No. 1056611 v. 1. 0 Start with the 3 -12 Me. V slit design � Go towards a stripping foil with a dedicated dump (below the spectrometer magnet? � Have a thick slit, absorb most, but less clean O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - beam? � Meeting 20

50 -100 Me. V measurements bench dump 11 LINAC 4 Project Document No. L 4 -T-EP-0004 v. 0. 2 EDMS Document No. 1094599 v. 0. 2 USER SPECIFICATIONS FOR LINAC 4 COMMISSIONING DUMP AT 50 AND 100 MEV To be treated together with the main dump (160 Me. V) Two solutions: � A “movable“ version for 50 and 100 Me. V � Use a stationary dump for 160 Me. V O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

50 -100 Me. V measurements bench dump 12 100 Me. V 50 Me. V O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

Planning 13 Chopper collimator done Source stopper ready in January 2011 Dumps for the measurement bench April 2011 50/100 Me. V dump – 160 Me. V main dump for the end of 2012 LBE/LBS and slit from 2013 onwards TL beam stopper for 2014 Head and tail /H 0/H- for 2014 O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

EVM / Planning 14 wu v 1. 0 Generated: 28 -oct-2010 13: 48 cmd wu WU ID Baseline Status Description WBS Holders EMail Start Date Finish Date Comments cmd Pxx # Skill [Missing] Email or Profile Org Code [Recharging] Duration Unit (M. WK, %) Start Date Finish Date Comments cmd de # Weight Deliverable description Actual Qty Total Qty Unit Start Date Finish Date Comments TL Stopper Materials & machining LINAC 4 2. 13 55151 oliver. aberle@cern. ch 55151 wu MSP Baseline 48032 2 PL 10 MIS. S MSP de de 20 30 10 20 30 40 26 6 13 0 de 45 0 FSU support Design office Materials and oders Electric parts Machining Parts manufactured Technical specification & validation de de 50 60 70 80 0 0 25 0 Beam stoppers assembled Stopper fully tested Stopper execution drawings dump installed wu MSP Baseline 48028 2 AC 10 LINAC 4 2. 13 55150 MIS. S MSP de de 20 30 10 20 30 40 35 14 21 0 FSU support Design office Materials and oders Electric parts Machining Parts manufactured de de 45 50 25 0 Stopper execution drawings Beam stoppers assembled de de 60 70 0 0 Stopper fully tested Stopper installed wu de Baseline 48038 2 AC 10 1 Baseline 48034 2 AC 10 1 Dump conceptual design Technical specification & validation Ho/H-, head & tail dumps - conceptual design Technical specification ready 10000 CHF 25000 CHF 100 % 0 0 Stopper Ion source Materials & machining 1 -Nov-2010 31 -Mar-2012 new date 1 -Jun-2011 1 -Aug-2011 31 -Jul-2011 delayed 30 -Sep-2011 delayed 35000 CHF 0 1 U 1 -Nov-2010 28 -Feb-2011 new date 0 0 1 U 1 U 100 % 1 U 30 -Sep-2011 1 -Dec-2011 1 -Mar-2012 1 -Dec-2011 delayed 1 -Feb-2012 delayed 30 -Jun-2011 delayed 31 -Mar-2012 oliver. aberle@cern. ch 1 -Nov-2009 30 -Jan-2011 Date modified 60 40 25 25 20000 CHF 25000 CHF 100 % 1 -Nov-2009 30 -Sep-2010 modified 29 -Oct-2010 modified 30 -Sep-2010 production 100 0 100 % 2 U 30 -Nov-2009 1 -Feb-2010 26 -May-2010 Design finished 11 -Oct-2010 Date modified 0 0 2 U 2 U 31 -Oct-2010 1 -Dec-2010 30 -Nov-2010 Date modified 30 -Jan-2011 Renaming 50000 CHF LINAC 4 2. 13 rocio. chamizo@cern. ch 0. 6 LINAC 4 2. 13 1 -Apr-2009 1 -Oct-2010 1 U 1 -Apr-2009 Checking new operation 1 -Oct-2010 scenarios 1 U 1 -Jan-2009 1 -Oct-2010 Studies on going 1 -Oct-2010 rocio. chamizo@cern. ch 0. 8 O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

EVM / Planning 15 EVM to be created for: � 3 -12 Me. V measurement bench � LBE/LBS dumps and LBS slit � And the 50/100 Me. V dump T F A R D O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

Reserve slides 16 O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20

Reserve 17 O. Aberle, EN-STI, Linac 4 Beam Coordination Committee - Meeting 20