Title |
The Magnetic Measurement of Conventional Magnets for Free-Electron Laser Project of Chinese Academy of Engineering Physics |
Authors |
- Z. Zhang, F.S. Chen, Y.F. Yangpresenter
IHEP, Beijing, People's Republic of China
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Abstract |
The project of free electron laser is worked together completed by CAEP(Chinese Academy of Engineering Physics)and IHEP(Institute of High Energy Physics, China). Conventional magnet of the project includes a total of three deflecting dipole magnet, an analysis of dipole magnet, and two quadrupole magnets. All of magnets to complete the measurement by IHEP Hall measuring equipment. The measurement trajectory of integral magnetic field for deflection dipole magnet is arc and arc tangent direction, using Labview software written a new measurement procedures, the Hall probe directly read absolute value of the three-axis(X, Y, Z) coordinate point (relative to the Hall probe in terms of absolute zero) measurement functions, Not only achieve the purpose of measuring the trajectory can be freely combined, but also effectively eliminate the accumulated error of Hall mobile devices. All measurement results of conventional magnets have reached the physical design requirements, and each magnet were carried out more than twice the measurement, the reproducibility of the measurement results are better than one-thousandth, fully meet the design claim of CAEP.
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Paper |
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Conference |
IPAC2016, Busan, Korea |
Series |
International Particle Accelerator Conference (7th) |
Proceedings |
Link to full IPAC2016 Proccedings |
Session |
Poster Session |
Date |
10-May-16 16:00–18:00 |
Main Classification |
07 Accelerator Technology |
Sub Classification |
T09 Room-temperature Magnets |
Keywords |
electron, dipole, collimation, FEL, laser |
Publisher |
JACoW, Geneva, Switzerland |
Editors |
Christine Petit-Jean-Genaz (CERN, Geneva, Switzerland); Dong Eon Kim (PAL, Pohang, Republic of Korea); Kyung Sook Kim (PAL, Pohang, Republic of Korea); In Soo Ko (POSTECH, Pohang, Republic of Korea); Volker RW Schaa (GSI, Darmstadt, Germany) |
ISBN |
978-3-95450-147-2 |
Published |
June 2016 |
Copyright |
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