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WEPO007 |
The Design of a Superconducting Dipole Magnet Based on Tilted Solenoids |
dipole, quadrupole, software, proton |
214 |
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- L. Zhu
HeFei CAS Ion Medical and Technical Devices, Hefei, Anhui, China, People’s Republic of China
- J.S. Shen, Z. Wu
ASIPP, Hefei, People’s Republic of China
- J.S. Shen
HFCIM, HeFei, People’s Republic of China
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As a core component of proton therapy equipment, the gantry can project the proton beam onto a tumor from different angles. The weight of the gantry with normal conducting magnets(mainly normal dipole magnets and quadrupole magnets) is usually more than 150 tons, which puts forward high requirements for the design, processing and fabrication. Thus, for the realization of light-weight gantry, this article puts forward a design of Canted-Cosine-Theta(CCT) superconducting magnet used on superconducting gantry. Since the superconducting CCT magnet can produce higher magnetic field, for the proton beam with the same magnetic stiffness, the deflection radius of the magnet can be significantly reduced, thus reducing the radius and volume of the gantry. The finite element analysis software and Biot-Savart principle were adopted in this article to establish the method of magnetic field calculation for CCT superconducting magnet, and MATLAB was used to simulation and validation of particle path, which finally realize the design of CCT superconducting magnet that is applied in gantry.
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Poster WEPO007 [6.541 MB]
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DOI • |
reference for this paper
※ doi:10.18429/JACoW-CYCLOTRONS2022-WEPO007
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About • |
Received ※ 28 December 2022 — Revised ※ 12 January 2023 — Accepted ※ 01 February 2023 — Issue date ※ 10 July 2023 |
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FRAO03 |
Engineering Design and Fabricate Technology for Superconducting Magnets in Cyclotron |
cyclotron, proton, FFAG, vacuum |
364 |
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- Z.XY. Guo
Suzhou Bama Superconductor Tech. Co.,Ltd., Zhangpu Town, People’s Republic of China
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Magnets play an import role in cyclotrons. Application of superconducting magnets can make the cyclotron more compact, magnet field higher, and operation cost lower. From 1982 the first external beam was extracted from the K500 cyclotron at MSU, cyclotrons based on superconducting magnets became a popular research field in science, research, medicine and so on. Especially in recent years superconducting cyclotrons is increasing number in heavy iron therapy application, and they are an easy and cheap way to get ion beams. As a superconducting magnet besides the electromagnetic design to meet the beam transport requirement, there are many special engineering design points, including mechanical, cooling, stability, safety, measurement and so on. To fabricate the superconducting magnet, especially those with specially winding shape and configuration, need to study the process including winding, resin vacuum pressure impregnation, superconductor welding joint, assembling and so on.This report describes the engineering design technology, key fabricate technology, and some special equipment developed for superconducting magnets, including NbTi, NbSn3 and YBCO magnets. Some projects finished and carrying on in Bama Superconductive Tech Co. are also presented in this report, these projects are mainly related to cyclotron, synchrocyclotrons, FFAG accelerators, medical accelerators and so on.
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Slides FRAO03 [8.647 MB]
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DOI • |
reference for this paper
※ doi:10.18429/JACoW-CYCLOTRONS2022-FRAO03
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About • |
Received ※ 06 December 2022 — Revised ※ 28 February 2023 — Accepted ※ 03 March 2023 — Issue date ※ 20 May 2023 |
Cite • |
reference for this paper using
※ BibTeX,
※ LaTeX,
※ Text/Word,
※ RIS,
※ EndNote (xml)
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