Main Linac Cavity and Cryomodule WBS X.9 Resource Proposal

1. Main Linac Cavity and Cryomodule WBS X.9 Resource Proposal

2. US SRF Infrastructure Strength • Cavity Processing and Vertical Testing R&D Facility • Jlab (30 FY07, 40 FY08, 50 FY09) cycles/yr • ANL/FNAL ( 50 FY08, 60 FY09) cycles/yr • Cornell (12) cycles/yr • VTS @FNAL 70 cycles/yr (07) • Horizontal Test Stand • FNAL 24 cavities/yr • Cavity Dressing and Cryomodule Assembly • FNAL 12/yr (FY07) • Limited cavity fabrication capability in US industry

3. US SRF Infrastructure Direction • Automated Cavity Tuning • 100+ Cavity/yr (FY09) • Processing and Vertical Testing (Pre-Production Next Generation Facility, with redundancy) • 100+ Cavity/yr (FY10) • Horizontal Test Stand • Additional 48 Test/yr (Maximum Capacity needed) • Cryomodule and RF Unit Assembly and Test without and with beam • Increased cavity fabrication capability in US industry • Electron Beam Welder (FY09)

4. Target 2 ~ 50 M$ for 08, 09

5. Cavity/CM schedule, Tgt 2

6. Target 2: Summary of FY08-09

7. MSU Work Package • Recommended Program • Cavity Autopsy • Single Cell Cavity (R&D) • Advanced Cavity and Material Science studies (R&D) • SRF Infrastructure • Upgrade ultra-pure water and high pressure rinse • Nine-cell structure vertical test dewar • Budget • UPW and HPR: $80k (08), $60k (09) • Vertical dewar: $150k (08), $60k (09) • Cavity Autopsy: $250k/year • Test single-cell cavities: $50k/year • Advanced Cavity and Material Science studies: $135k/year FY08: $635k and FY09: $555k

8. LANL Work Package • Recommended R&D Program • Cavity Autopsy • SRF Infrastructure (Partly Funded in FY07) • Re establish cavity testing at LANL • 1.3 GHz Power Amplifier • Thermometry provided by Fermilab • Budget • 2.5 FTE FY08,09 : $208k and $214k • M&S FY08,09: $495k and $689k • Indirect Cost FY08,09: $288k and $297k FY08: $991k and FY09: $1,200k

9. Cornell Work Package • Goal : S0.2 Contributions, Determine if a new cavity is qualified to reach high gradients • Plan: Vertical EP, HPR, test new 9-cell cavities • Background • Proven successful for single cells • EP under development for 9-cells • Scope of Work : Process and test one cavity per month: (Production cavity activities) • Heat treatment and tuning to be carried out elsewhere (need to include cost of those treatments and shipping in overall budget). • Budget: • 2 FTE + 100 K (liquid helium, acids…) • RF power source 300 – 400 Watt (60 K$) (if not funded in 07) • Smaller diameter vertical test dewar (60 K$) (if not funded in 07) • Present dewar was used for very large 200MHz cavities • Reduce liquid helium usage per test • M&S cost = 220 K each in 08, 09

10. Cornell Work Package (R&D) • Explore basic parameters for HPP with 9-cell ILC Cavity • Qe, Pulse Length, Power Level • Complete vertical test stand insert for HPP of 9-cell cavities (0.5 FTE) • Test stand design started in 06, continue in 07 • Available • About 2 MW, 1.3 GHz source, 250 us pulse length • Waveguide to coax switch and waveguide run to test pit • Input coupler/cold window • Scope: EP, HPR and Vertical tests 9-cell cavities with HPP including vacuum accidents and recovery. 6 tests per year (1 FTE + 50 K M&S)

11. Cornell Work Package (ACD) • Design 9-cell cavity with HOM couplers to achieve adequate damping (0.5 FTE) • Chose best aperture 60 – 70 mm • Order two 9-cell re-entrant cavities with HOM couplers (250 K) • One with fine-grain, one with large-grain Nb? • Process and test two 9-cell re-entrant cavities (0.5 FTE) • Fine grain with EP, large-grain with BCP • 6 tests per year

12. Jlab Work Package • Processing and Vertical Testing of 9 Cell Cavity • 30 cy/yr in FY07 (Estimate Based on Previous Slides, additional M&S resources may be needed in 08 and 09) • Process 40 cy/yr in FY08, 32 k per (1.23 M) • 50 cy/yr in FY09 (1.6 M) • $200k per year as an estimate for additional resources contingency • $365k per year Cryogenic cost • Single Cell R&D to improve the Processing (0.25M each year) • Field Emission studies for tracking the contamination (0.1M each year) • ACD: LL Shape Cavities, Large Grain and Single Crystal (0.5 each year) FY08: $2.65M and FY09: $2.62M

13. ANL Work Package 08 • Electropolish S0.2 ILC cavities- 1.5 FTE, $225 K M&S for full-time operation and throughput of 1 procedure/week • Install new HPR system, $200k • High-pressure rinse S0.2 ILC cavities –1.0 FTE, $60K M&S • Installation of a PLC-based control system for EP - 0.5 FTE, $75 K • Optimize existing EP hardware/Interface with U.S. EP vendors/develop and optimize hardware suitable for large-scale EP (1 FTE)

14. ANL Work Package 09 • Electropolish S0.2 ILC cavities– 2.0 FTE, $337 K M&S for full-time operation and throughput of 1.5 procedures/week • High-pressure rinse S0.2 ILC cavities – 1.0 FTE, $60 K M&S • Optimize existing EP hardware/Interface with U.S. EP vendors/develop and optimize hardware suitable for large-scale EP (1 FTE) FY08: $1.4M and FY09: $1.5M

15. Target 2: Fermilab Work Package 08 • Order 60 cavities • Heat treat, tune, HPR and Vertical test: 50 cycles/ EP at Argonne • Horizontal test 16 “good” cavities • Work with LANL and MSU to supply thermometry diagnostics for failed cavities • Single cell R&D • Materials R&D collaboration • Continue Testing First cryomodule (type III) assembled in 07 from DESY supplied cavities • Assemble cryomodule #2 (Type III) • Test cryomodule #2

16. Target 2: Fermilab Work Package 08 • Assemble cryomodule #3 (Type IV) • Order parts for 4 Cryomodule Gen IV – For S2 RF units, & industrialization start • Continue Next Generation CM design, manufacturability, transportability, cost reduction • Involve industry in activities • Test and treatment facility operations • Refrigeration (and misc) for Operation, S0, S1 • Install one additional HTS (48 tests/yr) • Begin to develop a new CM test stand (RF is in X.8) • RF unit infrastructure (NML)

17. Target 2: Fermilab Work Package 09 • Order 60 cavities • Heat treat, tune, HPR and Vertical test 90 - 100 cycles/ EP at Argonne & FNAL • Horizontal test 24 “good” cavities • Assemble 4 cryomodules (Type IV) • Test 4 CM • Order parts for 4 CM (Type IV) – CM industrialization • Continue Next Generation CM design, manufacturability, transportability, cost reduction • Test facility operations • Involve industry in activities • Single cell R&D • Materials R&D collaboration

18. Target 2: Fermilab Work Package 09 • Install Next Generation and Pre-Production cavity processing (scanning, EP, BCP, tuning, heating) and preparation (HPR, clean room, baking) infrastructure to handle 100 cycles per year • Install one beam welder for cavity industry, increase number of cavity vendors • Finish installation of cryomodule test stand • Operate RF unit infrastructure with 1 RF unit

19. Target 1 ~ 25 M$ for 08, 09 • Strategy: • Reduce cavities and CM from Regional Interest, maintain S0/S1 support • Some infrastructure buildup in 08, other deferred to 09

20. Cavity/CM schedule, Tgt 1

21. Target 1: Summary of FY08-09

22. Target 1: Fermilab Work Package 08 • Order 30 cavities • Heat treat, tune, HPR and Vertical test: 50 cycles/ EP at Argonne • Horizontal test 8 “good” cavities • Work with LANL and MSU to supply thermometry diagnostics for failed cavities • Single cell R&D • Materials R&D collaboration • Continue Testing First cryomodule (type III) assembled in 07 from DESY supplied cavities • Assemble cryomodule #2 (Type III)

23. Target 1: Fermilab Work Package 08 • Order parts for 1 Cryomodule Gen IV – For S2 RF unit • Continue Next Generation CM design, manufacturability, transportability, cost reduction • Involve industry in activities • Test and treatment facility operations • Refrigeration (and misc) for Operation, S0, S1 • Complete RF unit test infrastructure at NML (without beam)

24. Target 1: Fermilab Work Package 09 • Order 30 cavities • Heat treat, tune, HPR and Vertical test 50 cycles/ EP at Argonne & FNAL • Horizontal test 16 “good” cavities • Assemble 2 cryomodules (Type IV) • Complete RF unit infrastructure at NML (add beam capability) • Order parts for 2 CM (Type IV) • Continue Next Generation CM design, manufacturability, transportability, cost reduction • Test facility operations • Involve industry in activities • Single cell R&D • Materials R&D collaboration • Start construction of new cryomodule test facility