LINAC MAGNETS WARM MAGNETS AND SUPERCONDUCTING SOLENOID Mike

LINAC MAGNETS- WARM MAGNETS AND SUPERCONDUCTING SOLENOID Mike Tartaglia, Fermilab IIFC Quarterly Review Mumbai, January 4, 2016 Fermilab managed by Fermi Research Alliance, LLC for the U. S. Department of Energy Office of Science BARC, RRCAT and VECC managed by the Department of Atomic Energy, India IUAC managed by the University Grant Commission of India

Outline • Introduction § PXIE MEBT Magnets § SSR 2 Solenoids § Warm Magnets for LB 650 and HB 650 section of PIP-II • • Scope and Schedule Work Plan Status of Work to Date Issues § Resource/ Technical/Interface/ Communication issues § Suggested adjustments to schedule • Summary Shekhar Mishra | DAE-DOE Discovery Science Collaboration 12/29/2021

Introduction - PXIE MEBT/HEBT Magnets • The optical design of PXIE requires warm quadrupoles for focusing the 2. 1 Me. V H- beam in the Medium Energy Beam Transport (MEBT) and the 25 Me. V beam in High Energy Beam Transport (HEBT). In addition dipole correctors for steering the beam are required throughout. Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016

Scope and Schedule • Technical Deliverables § MEBT • 7 triplet assemblies and 2 doublet assemblies (11 Quad-F + 14 Quad-D + 9 DC) § HEBT • 4 Quad-F + 4 DC § Spares • 1 Doublet + 1 Triplet • Intermediate Milestones § § Completion of 4 triplet assemblies Completion of 3 triplet assemblies Completion of 2 doublet assemblies Completion of spare Magnet assemblies Shekhar Mishra | DAE-DOE Discovery Science Collaboration – Q 2 -CY 16 – Q 3 -CY 16 – Q 4 -CY 16 – Q 1 -CY 17 12/29/2021

Status of Work to Date • • Design review completed Prototype magnets qualified Approved for series fabrication Revised TRS released April July August - 2014 - 2015 • Pre-series magnets (2 Doublets) received and qualified at FNAL in August 2015. • Series magnet fabrication started for Quad and Dipole corrector magnet assemblies and expected to meet the schedule. • No major bottlenecks foreseen. Shekhar Mishra | DAE-DOE Discovery Science Collaboration 12/29/2021

Introduction – SSR 2 Solenoid Magnets The optical design of the PIP-II accelerator front end requires superconducting solenoids inside the HWR, SSR 1, and SSR 2 cryomodules as transverse focusing elements. Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016

Scope and Schedule • Technical Deliverables § SSR 2 Focusing Solenoids • Electromagnetic/Mechanical and quench protection design of solenoid and current leads by BARC. • 4 no's of SSR 2 solenoids to be delivered in R&D phase. • BARC to lead the Development effort. FNAL Test and measurement infrastructure will be used for qualification of prototype and series magnets at 2 K. • Intermediate milestones (R&D Phase) § § § Completion of 1 prototype Solenoid assembly – Q 2 -CY 17 Qualification of Prototype Solenoid at 4 K @BARC – Q 3 -CY 17 Qualification of Prototype Solenoid at 2 K @FNAL – Q 4 -CY 17 Completion of 4 no. s solenoid magnet assemblies – Q 1 -CY 18 Qualification of series magnet assemblies – Q 2 -CY 18 Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016

Status of Work to Date • SSR 1 Focusing lens was designed at FNAL; five were developed by Cryomagnetics and have been tested. • SSR 2 focusing lenses have slightly different requirements in terms of focusing strength and effective length of solenoid. • FRS for SSR 2 focusing lens released in September - 2015 • SSR 2 focusing lens design as per FRS is in progress. BARC Engineer participating in Electromagnetic/ Mechanical and Quench protection design at Fermilab. • Design review and TRS for SSR 2 lenses will be completed in First week of January -2016. • No major bottlenecks foreseen. Shekhar Mishra | DAE-DOE Discovery Science Collaboration 12/29/2021

Introduction – Warm magnets for LB and HB 650 sections • The optical design of PIP-II requires warm quadrupoles for focusing the H- beam, in the energy range of 160 - 800 Me. V corresponding to the LB 650 and HB 650 sections of the superconducting linac. The optical design also requires dipole correctors for the beam orbit correction and optics measurements. Configuration of magnets and cavities in LB 650 section of PIP-II Configuration of magnets and cavities in the HB 650 Section of PIP-II Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016

Scope and Schedule • Deliverables § Warm Magnets For LB and HB 650 Section of The PIP-II • Electromagnetic/Mechanical Design by BARC. • 2 Doublet magnet assemblies to be delivered in R&D phase. • BARC to lead the Development effort FNAL Test and measurement infrastructure will be used for qualification of prototype magnets. • Intermediate Milestones (R& D phase) § Fabrication of 2 Doublet magnet assemblies at BARC – Q 1 CY 2017 § Qualification of Magnet assemblies at BARC – Q 2 -CY 2017 § Shipment of 2 Doublet magnet assemblies along with Dipole corrector – Q 3 -CY-2017 Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016

Status – LB/HB 650 Warm Magnets • FRS/TRS released – July 2015 • Design review Completed in August-2015 • BARC Engineer Participated in the design and review process at Fermi lab. • Development activities initiated at BARC. • No major bottlenecks foreseen. Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016

Plans @ FNAL • PXIE Magnets will be integrated as they arrive § Delivery schedule is consistent with the PXIE construction and commissioning schedule § Required support structure is responsibility of Fermilab • Magnet power supplies • Racks, cable trays, control room • Support posts for Magnet installation in PXIE beam line. • Prototype solenoids and warm magnets for the 650 MHz linac section will be tested and qualified at the Fermilab Magnet Test Facility following delivery Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016

Issues • None Shekhar Mishra | DAE-DOE Discovery Science Collaboration 12/29/2021

Summary • DAE laboratories and Fermilab are collaborating on LINAC magnets for PIP-II (including ancillary systems such as helium vessel and current leads). § This collaboration includes design, development, integration & commissioning of the complete system. § The magnets are crucial element of both the US DOE PIP-II program and DAE SRF program. § The Fermilab SPM and DAE-SPM for Magnets are having technical meeting as needed, mostly bi-weekly. • An initial delivery for PXIE beam commissioning has been completed. • The Final delivery of MEBT magnets is scheduled for completion in Q 4 -CY 16 and spares in Q 2 -CY 17. • The Final delivery of warm magnets for 650 MHz cryomodule is scheduled for completion in Q 4 -CY 17. • The Final delivery of SSR 2 Superconducting solenoid magnets is scheduled for completion in Q 2 -CY 18. Mike Tartaglia | Magnets -Warm magnets and Superconducting solenoids Jan 4 th 2016