Paper | Title | Page |
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TUPLR067 | Solenoid/Magnetic Shielding Test Results in FRIB-1&2 Cryomodules | 607 |
SPWR006 | use link to see paper's listing under its alternate paper code | |
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Funding: This material is based upon work supported by the U.S. Department of Energy Office of Science under Cooperative Agreement DE-SC0000661, the State of Michigan and Michigan State University. Recently we did bunker tests for FRIB first cryomodule (CM-1) and second one (CM-2) which houses 0.085 QWRs and solenoid packages. Their performances were successfully validated in the full configuration. This paper reports the solenoid package tests results. |
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Poster TUPLR067 [4.899 MB] | |
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-LINAC2016-TUPLR067 | |
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TUP106024 | Optimizing Cavity Choice for FRIB Energy Upgrade Plan | 637 |
SPWR033 | use link to see paper's listing under its alternate paper code | |
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Isotope production yield rate is directly proportional to beam power, especially for heavy ions. Higher beam kinetic energy on target drives more isotope yield. FRIB has an energy upgrade plan up to ≥ 400 MeV/u for Uranium and already prepared a vacant space in the design stage and cryogenic capacity that accommodates for the energy upgrade plan[1]. This upgrade requires an optimized linac design and challenging technology for cavity performance improvement. In this paper, we will approach this issue concerning; maximizing final energy, optimum beta, cavity operating frequency, cryogenic power, fabrication and cost in order to develop a cavity that is suitable for the energy upgrade plan. | ||
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Poster TUP106024 [1.343 MB] | |
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-LINAC2016-TUP106024 | |
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WE2A02 | FRIB Cryomodule Design and Production | 673 |
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Funding: U.S. Department of Energy Office of Science under Cooperative Agreement DE-SC0000661 The Facility for Rare Isotope Beams (FRIB), under con-struction at Michigan State University, will utilize a driver linac to accelerate stable ion beams from protons to ura-nium up to energies of >200 MeV per nucleon with a beam power of up to 400 kW. Superconducting technology is widely used in the FRIB project, including the ion sources, linac, and experiment facilities. The FRIB linac consists of 48 cryomodules containing a total of 332 superconducting radio-frequency (SRF) resonators and 69 superconducting solenoids. We report on the design and the construction of FRIB cryomodules. |
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Slides WE2A02 [3.823 MB] | |
DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-LINAC2016-WE2A02 | |
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THPRC024 | Polarity Check of the FRIB Cryomodule Solenoids by Measuring Leakage Magnetic Field | 821 |
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Funding: This material is based upon work supported by the U.S. Department of Energy Office of Science under Cooperative Agreement DE SC0000661. We observed the outside magnetic field of the first β=0.085 production cryomodule while a solenoid and steering dipoles are under operation. This measurement aims to check the polarity on these magnets after the final installation in the accelerating tunnel. This paper also shows the residual magnetic field variation through the degaussing process of these magnets. |
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DOI • | reference for this paper ※ https://doi.org/10.18429/JACoW-LINAC2016-THPRC024 | |
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