Study of superconducting cavity failure online compensation system based on soft core

Lin'ge Xiao; Jianping Dai; Ziwei Deng; Hang Zhu

doi:10.11884/HPLPB202133.200287

Journals >High Power Laser and Particle Beams >Volume 33 >Issue 4 >Page 044002 > Article

High Power Laser and Particle Beams
Vol. 33, Issue 4, 044002 (2021)

Study of superconducting cavity failure online compensation system based on soft core

Lin'ge Xiao^1、2, Jianping Dai^1、*, Ziwei Deng^1、2, and Hang Zhu^1、2

Author Affiliations

¹Accelerator Research Center,Institute of High Energy Physics,Chinese Academy of Sciences, Beijing 100049, China

²University of Chinese Academy of Sciences, Beijing 100049, China

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DOI: 10.11884/HPLPB202133.200287 Cite this Article

Lin'ge Xiao, Jianping Dai, Ziwei Deng, Hang Zhu. Study of superconducting cavity failure online compensation system based on soft core[J]. High Power Laser and Particle Beams, 2021, 33(4): 044002 Copy Citation Text

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	c_oef	std err	T	P＞\|t\|	[0.025, 0.975]
constant	−2.1228	0.009	−237.963	0.000	[−2.140, −2.105]
	−1.9501	0.005	−360.789	0.000	[−1.961, −1.939]
	−0.0098	0.005	−1.982	0.048	[−0.19, −0.000]
	−3.3347	0.012	−279.735	0.000	[−3.358, −3.311]
	0.0593	0.003	19.281	0.000	[0.053, 0.065]
	−0.3469	0.007	−48.560	0.000	[−0.361, −0.333]
	5.5633	0.023	244.010	0.000	[5.519, 5.608]

Table 1. [in Chinese]

element	standard synchronous phase/(°)	compensated synchronous phase/(°)	standard ETL/MV	compensated ETL/MV	element	standard magnetic field/T	compensated magnetic field/T
cavity1	−25	−11.89	1.883	2.680	sol1	5.56	4.29
cavity2	−20	−17.90	1.890	1.812	sol2	5.39	5.06
cavity3	−23	null	1.874	null	sol3	5.58	1.76
cavity4	−20	−27.17	1.846	2.144	sol4	5.39	5.39
cavity5	−20	−10.82	1.814	2.263	sol5	5.46	0.45

Table 2. [in Chinese]

parameters	β_x	α_x	β_y	α_y	β_z	α_z	beam energy/MeV
standard value	1.1805	−0.6735	1.1660	−0.6684	3.3297	0.7132	17.3672
compensated value	1.1475	−0.6741	1.1550	−0.6778	3.1255	0.7394	17.1975
mismatch factor	1.74%		0.92%		4.90%
related error							0.98%

Table 3. [in Chinese]

time of trip	t＜1 s	1 s＜t＜10 s	10 s＜t＜5 min	t＞5 min
number of trip/year	no limit	＜25000	＜2500	＜25

Table 4. [in Chinese]

Lin'ge Xiao, Jianping Dai, Ziwei Deng, Hang Zhu. Study of superconducting cavity failure online compensation system based on soft core[J]. High Power Laser and Particle Beams, 2021, 33(4): 044002

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