ELENA – Electron Cooler Vacuum design Benjamin Moles March 26 th 2015 on behalf of Electron Cooler team : Gerard Tranquille Jean Cenede Lars Soby Lars Varming J. Germana Riddone Roberto Kersevan Marc Timmins Antti Juhani K. Alejandro Carlon Z. BE BI TE VSC EN MME BE OP

ELENA – Electron Cooler Location Concept overview Vacuum design Exchange with Mounting Conclusion Planning 26/03/2015Benjamin Moles EN/MME - EDS2

Location 26/03/2015Benjamin Moles EN/MME - EDS3 ELENA – Ring 4th Section

Location 26/03/2015Benjamin Moles EN/MME - EDS4 VAT 48 Sectionning valve LNR.MLNAF LNR.MCCAY LNR.MBHEK Electron Cooler

Concept overview 26/03/2015Benjamin Moles EN/MME - EDS5 Magnets Supporting system Gun & Collector Other magnets Vacuum system

Concept overview Magnets 26/03/2015Benjamin Moles EN/MME - EDS6 Main solenoïds

Concept overview Gun & Collector 26/03/2015Benjamin Moles EN/MME - EDS7 e- Gune- Collector Toroïd magnets

Concept overview Other magnets 26/03/2015Benjamin Moles EN/MME - EDS8 Orbital magnet (Kyoto style) ELENA Ring type Corrector magnet

Concept overview Supports 26/03/2015Benjamin Moles EN/MME - EDS9 ECooler supports LINAC4 Jacks (5t) Targets Supporting frame Jack Link bar

Vacuum design 26/03/2015Benjamin Moles EN/MME - EDS10

Vacuum design Interfaces 26/03/2015Benjamin Moles EN/MME - EDS11 Gun & Collector interfaces 2330 VAT 48 Valve flange Established interfaces with TESLA

Vacuum design Chambers & supports 26/03/2015Benjamin Moles EN/MME - EDS12 NEG Cartridge Standard solenoid chamber Toroïd chamber Drift solenoid chamber + 2x BPM Stripline Horizontal support 3 mm 2 mm During thermal expansion Top support x2

Vacuum design Vacuum overview 26/03/2015Benjamin Moles EN/MME - EDS13 v63xh85 Ø100

Vacuum design Top supports 26/03/2015Benjamin Moles EN/MME - EDS14 Upper collar + compression ring Upper collar + compression ring Solenoid top interfaces

Vacuum design Drift solenoid chambers 26/03/2015Benjamin Moles EN/MME - EDS15 Drift chamber BPM Stripline Longitudinal lock

Vacuum design Drift solenoid chambers 26/03/2015Benjamin Moles EN/MME - EDS16 Chamber support Clamping system Ø mm

Vacuum design Chamber support 26/03/2015Benjamin Moles EN/MME - EDS17 Left view Right view Compression point of the ring Flexible points with preload 50daN Adjustable fix points

26/03/2015Benjamin Moles EN/MME - EDS18 Ø mm thick Electrodes 85° aperture Electrodes fixation systems Electrical connexion Adjustable ceramic support with electric tightness Outgasing screws 2mm gap (x2) 4 mm gap Vacuum design BPM Strip Stripline BPM as in the Ring

26/03/2015Benjamin Moles EN/MME - EDS19 Elliptical chamber Hydroformed bellows Top fixation for electrodes Stripline interface Sectionning valve interface Feedthrough Electrical connexion Bended sheet metal Electrodes 316LN 3D forged blocks (x2) Top fixations Positionning pins Ø100 R height 85 width DN40 pumping chamber Ø110 hydroformed bellows 63x85 elliptic Ø100 Ø40 Ø100 Vacuum design Toroid chamber

Vacuum design Electrode fixations 26/03/2015Benjamin Moles EN/MME - EDS20 Ceramic spacer Circlips Welded studs Threaded ceramic part Top fixationsBot fixations

Vacuum design Toroid frame 26/03/2015Benjamin Moles EN/MME - EDS21

Vacuum design Instrumentations 26/03/2015Benjamin Moles EN/MME - EDS22 NexTorr NEG Pump D500 x2 Pirani / Penning Gauges on Sector valves x2

Exchange with 26/03/2015Benjamin Moles EN/MME - EDS23 Integration of TESLA models already began

Mounting 26/03/2015Benjamin Moles EN/MME - EDS24

Conclusion 26/03/2015Benjamin Moles EN/MME - EDS25 Vacuum pending points : NEG cartridge : strips ? bars ? To be detail : Gun & Collars Redo collector drawings then production Bottom effect calculation Final TESLA design & integration Material ordering Drawings & approval Final vacuum design

Benjamin Moles – EN/MME–ED March 26 th 2015 Thank you, for your attention. Any questions ?

ELENA – Electron Cooler Planning Marc Timmins EN MME

Delivery Kick-off meeting with TESLA Installation 1 month late on schedule (Will be caught up in production) Design (vacuum, instrumentation) Detailed integration Magnet designMagnet production Green light for production * * Design approval Assembly in the ELENA facility Vacuum system production Today