1. Details on the Accelerator Installation Plan E. Sargsyan & L. Lari www.europeanspallationsource.se 20 April 2016

2. Introduction High Level Milestone – Beam on Target in June 2019 Partial and full access dates from CF Project 11 in P6 for deliverables from different IKC/WPs Time-area-activity relations – Understand better the sequence of main activities – Highlight parallel activities and cohabitation issues – Define required teams/resources – Overview and consistency check Logistics considerations needed Only one shift is considered so far 2

3. Gallery to Tunnel Mapping 3

4. Visualization (tunnel example) 4 ACCELERATOR SECTIONS ACCELERATOR SECTIONS ACCELERATOR COMPONENT S ACCELERATOR COMPONENT S TIME Activity A Activity B Activity A AREA Duration or time window Activity B Parallel activity of the same type – two or more teams Sequential activity of the same type – one team in cascade

5. Stubs installation 5 Two stubs in parallel Cable ducts 2 teams (4 persons) Total 1 week RF distribution 2 teams (4 persons) Total 2 weeks Cables pulling 2 teams (12 persons) Total 3 weeks Water cooling 1 team (2-3 persons) Total 2 weeks From 2018 3 teams are needed for CNPW

6. Tunnel installation – main stages 6 General Services Installation Cryo-Distribution System Installation & Tests Cryo-Modules & LWUs Installation NCFE Installation & Commissioning

7. Tunnel installation – general services 7 Drilling for supports 4 persons in parallel Total 6 weeks Floor markings 2 persons Work in cascade Total 4 weeks Water cooling install. 1 team (6 persons) Work in cascade Cable trays install. 2 teams (4 persons) Work in cascade Full access to Tunnel & FEB90 2 May 2017 Phase reference line installation 1 team (2 persons) Work in cascade Hardware commissioning in FEB90 Total 5 weeks Racks installation 2 teams (4 persons) Work in parallel Total 2 weeks Cable termination & test 4 persons in parallel Total 3 weeks Filling of racks WP technicians Total 9 weeks Cables pulling 1 team (6 persons) Total 3 weeks

8. Tunnel installation - NCFE 8 Shielding wall is installed in place of the DTL-5 to allow parallel work in SC Linac section ISRC & LEBT – Installation/assembly in the tunnel 2 weeks – Beam commissioning 13 weeks – LEBT dismantling 1 m upstream the RFQ (for bead-pull); need to re-assemble before the RFQ beam commissioning! RFQ – Assembly & tuning 2 weeks – RF conditioning 15 weeks MEBT – Installation/assembly in tunnel 4 weeks during the RFQ conditioning window – need to interrupt the RFQ conditioning – Pre-assemble MEBT sections to minimize time spent in tunnel! ISRC to MEBT beam commissioning 12 weeks DTL – Tanks 3&4 installation 2 weeks in parallel to LEBT partial dismantling – Tanks 3&4 RF conditioning 2 weeks in parallel with the RFQ conditioning – Tank 1 installation 2 weeks – Tank 1 RF conditioning 2 weeks ISRC to DTL-1 beam commissioning 5 weeks DTL – Tank 2 installation 2 weeks – Tank 2 RF conditioning 2 weeks ISRC to DTL-4 beam commissioning 5 weeks Shielding wall dismantling 1-2 weeks DTL – Tank 5 installation 2 weeks – Tank 5 RF conditioning 2 weeks The rest of the accelerator is already installed and cooled down Cold hardware commissioning ISRC to Dump beam commissioning Beam to target

9. Tunnel installation – CDS 9 Window of 6 months for CDS installation & testing for both spoke and elliptical sections CDS cooldown & commissioning (including warmup at the end) Total 4 weeks CDS install. & process pipe leak test 1 team for SPK (IKC) in cascade 1 team for MBL+HBL (IKC) in cascade Number of people TBD CDS pressure test (no access to tunnel) Total 1 week CDS final leak test & connection to Cryoplant 1 team for SPK (IKC) 1 team for MBL+HBL (IKC) Number of people TBD Total 1 week CDS final interconnections 1 team for SPK (IKC) in cascade 1 team for MBL+HBL (IKC) in cascade Number of people TBD

10. Tunnel installation – CM & LWUs 10 LWU installation 2 teams (6 persons) in parallel 2 week/LWU CM cooling & cable connections Cooling 1 team (1-2 persons) in cascade Cables 1 team (1-2 persons) in cascade 1 week/CM RF waveguide connections 1 team (2-3 persons) in cascade 1 week/CM CDS connections 1 team (persons TBD) in cascade 1 week/CM Cryomodule installation 1 team (3-4 persons) in cascade 1 week/CM LWU installation 3 teams (9 persons) in parallel 2 week/LWU CDS & CM cooldown Total 2 weeks Beam commissioning 6 weeks ISRC to DUMP 1 week ISRC to TARGET

11. Gallery installation - preview 11 Constrained by: Partial access dates Beam commissioning (June 2019 MS) Several parallel activities: General services (cabling, cooling) Installation & testing of RF equipment

12. Gallery installation – RF Cell example 12 Electrical - 2 RF cells/stubs in parallel – Cable trays, 2 teams (4 persons/1 week) Electrical – 2 rack rows in parallel – Cable terminations (4 persons/3 weeks) Electrical - 2 RF cells/stubs in parallel – Rack install. 2 teams (4 persons/2-3 weeks) Electrical - 2 RF cells/stubs in parallel – Cable trays install., 2 teams (4 persons/1 week) RFDS waveguides on walls –2 RF cells in parallel – 2 teams (4 persons/1 week) Electrical - 2 RF cells/stubs in parallel – Cable pulling 2 teams (12 persons/3 weeks) RFDS supports - 1 cell in cascade – 1 team (3 persons/2 weeks) Water cooling for RF – 1 cell in cascade – 1 team (6 persons/1 week) RFDS WG, circulators & loads – 1 cell in cascade – 1 team (3 persons/2weeks) Electrical - 1 RF cell in cascade – Cable trays to RF, 2 teams (4 persons/1 week) Klystrons – 2 RF cells in parallel (some exceptions) – 2 teams (4 persons, 1 week/klystron) Modulators – 2 RF cells in parallel (some exceptions) – 2 teams (4 persons, 1 week/modulator) Hardware commissioning of 6-8 weeks per RF cell at different stages

13. Summary High Level Milestone – Beam on Target in June 2019 – Constrain driving the developed strategy – Resource loaded plan requiring parallel activities and area consideration (cohabitation) Further details on sequences, durations & personnel – Installation procedures – Hardware commissioning/test procedures – Safety procedures – Benchmarking & tests (e.g. experience from other facilities, Integration Test Stand, stub mockup) Synchronization & coordination – Installation – Tests – Commissioning 13

14. Acknowledgements Thanks to all AD colleagues for discussions and inputs, in particular to E. Tanke for the first version of the installation sequence! 14