IT-4189 Supply and installation of a cryogenic distribution system S. Claudet, H. Derking CERN - TE/CRG IT-4189 Bidders conference June 8th, 2016

Cryogenics for SPS-BA6 RF Test Facility SPS-BA6 during beam runs Main packages QUR QSC GHe storage QSV Refrigerator Cold box compressor QSC VB2 VB1 Distribution system Surface IT-4189 Shaft Underground HeP Proximity Service Box pumping station SB VB1 QUR EH Cold box TL1 VB2 SB CC

Deliverables for IT-4189 Deliverables included in the supply Cryogenic valve box VB1; Cryogenic valve box VB2; Cryogenic transfer line TL1 including supports; Room temperature pipes DN20 and DN65; All safety relief devices, superconducting level gauges, manual valves, electrical heaters; Documentation; Installation and tests of the supply at CERN. Items provides by CERN All control valves including actuators and positioners; All thermometers with pipe elements, thermalization packages and wiring; All pressure transmitters with manifolds All electrical feedthroughs; The control system including cabling.

3D overview 1/2 View of SPS tunnel ~40 m underground VB2 Phase 2 TL1 + piping VB1 Thermal compensation boxes Cold box

Cross-sectional views of tunnel 3D overview 2/2 Limited space available Cross-sectional views of tunnel Front side Back side

P&ID for IT-4189 IT-4189: Drawing 2

Preliminary configuration study TL1 IT-4189: Drawing 1 sub-assemblies of TL1 and room temperature piping shall not exceed: 1.9 m × 2.2 m × 12 m (width × height × length); TL1: 3x DN20 + 1x DN40 process pipes + shield; No bellows on cryogenic process pipes; Thermal contraction taken by flexible hoses located in one point; Vacuum barriers preferably in transfer line. thermal compensation boxes

Preliminary configuration study VB1 IT-4189: Drawing 5 3 cryogenic valves, thermal shield, 2 cryogenic interfaces; Phase separator + heat exchanger, heater and instrumentation; safety valves, PTs, TTs 5 kW electrical heater; Maximum diameter: 1200 mm; Maximum height incl. valves: 2050 mm; Purge panel: 200 × 1000 mm; Supports as indicated. Exact position of interfaces will be provided after contract award.

Preliminary configuration study VB2 IT-4189: Drawing 6 7 cryogenic valves, thermal shield, 3 cryogenic interfaces; Phase separator, heater, instrumentation; Safety valves, PTs, TTs; Maximum diameter: 1200 mm; Maximum height incl. valves: 2150 mm; Maximum height for dismounting valves: 2985 mm; Instrumentation panel: 200 × 1000 mm; Exact position of interfaces will be provided after contract award.

Installation at the CERN site CERN will provide: Helium, argon and nitrogen required for installation at CERN; Transport and handling of the supply on the CERN site; Site services such as electricity and compressed air required for installation at CERN; Space for a barrack at the surface for storage of materials and tooling; Scaffolding (not for hoisting purposes); The contractor shall provide: All tools and materials required for the proper execution of the contract; Hoisting equipment for installation of the transfer line; The vacuum pumps and leak detectors required for pressure and leak testing; X-rays (100% on cryogenic process pipes!); All personal protective equipment for its personnel (i.e. helmets, goggles, shoes, self-rescue masks) The contractor shall reserve two working days for the required training and access formalities of its personnel at CERN.

Delivery schedule 1/2 Cryo distribution Phase 1: Transfer line TL1 and room temperature piping Shall be installed during the Extended Year-End Technical Stop (EYETS) early 2017 Phase 2: The two valve boxes VB1 and VB2 Shall be installed during the Year-End Technical Stop (YETS) early 2018

Technical specification §4.1, p21 Delivery schedule 2/2 Technical specification §4.1, p21