Structural optimization design for beam position monitor support of High Energy Photon Source

Anxin Wang; Zihao Wang; Huizhou Ma; Chunhua Li; Xiaojun Nie; Jiaxin Chen; Donghui Zhu; Jiebing Yu; Huayan He; Guangyuan Wang; Yongji Yu; Renhong Liu; Junsong Zhang; Ruiyang Qiu; Lei Liu; Ling Kang

doi:10.11884/HPLPB202133.200297

High Power Laser and Particle Beams, Volume. 33, Issue 4, 044006(2021)

Structural optimization design for beam position monitor support of High Energy Photon Source

Anxin Wang1...2, Zihao Wang1, Huizhou Ma1, Chunhua Li1,3, Xiaojun Nie1,2, Jiaxin Chen1,2, Donghui Zhu1,2, Jiebing Yu1,2, Huayan He1,2, Guangyuan Wang1,2, Yongji Yu1,2, Renhong Liu1,2, Junsong Zhang1,2, Ruiyang Qiu1,2, Lei Liu1,2, and Ling Kang12 |Show fewer author(s)

Author Affiliations

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

²Spallation Neutron Source Science Center, Dongguan 523803, China

³University of Chinese Academy of Sciences, Beijing 100049, China

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Figures & Tables(21)

Fig. 1. [in Chinese]

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Table 1. [in Chinese]

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Table 1. [in Chinese]

material	coefficient of thermal expansion / ℃⁻¹	Poisson’s ratio	modulus of elasticity / GPa	density / (kg·m³)
Invar 4J32	0.63×10⁻⁶	0.23	145	8140
SUS 304	1.7×10⁻⁵	0.31	193	7750
concrete	1.4×10⁻⁵	0.18	30	2300

Table 2. [in Chinese]
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Table 2. [in Chinese]
simulation natural frequency / Hz
1^st（longitudinal） 2^nd（lateral）
ground bolt 38.7 107.4
part grout 63.8 132.5
full grout 66.7 135.9

Table 3. [in Chinese]

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Table 3. [in Chinese]

fixation mode	experimental natural frequency / Hz		simulation error/%
fixation mode	1^st（longitudinal）	2^nd（lateral）	1^st（longitudinal）	2^nd（lateral）
ground bolt	16.9	48.4	129	122
part grout	55.5	104	15	27
full grout	61.8	107	8	27

Table 4. [in Chinese]

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Table 4. [in Chinese]

	stiffness / N·m·rad⁻¹		simulation natural frequency / Hz		simulation error/%
	1^st（longitudinal）	2^nd（lateral）	1^st（longitudinal）	2^nd（lateral）	1^st（longitudinal）	2^nd（lateral）
ground bolt	2.3×10⁵	2.2×10⁶	16.8	48.5	0.6	0.2
part grout	9×10⁶	2.1×10⁷	55.5	103.5	0	0.5
full grout	3.4×10⁷	2.5×10⁷	61.9	107.1	0.2	0.1

Table 5. [in Chinese]

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Table 5. [in Chinese]

	measurement						simulation
	longitudinal			lateral			longitudinal			lateral
	ground/ nm	BPM support/nm	ratio	ground/ nm	BPM support/nm	ratio	ground/ nm	BPM support/nm	ratio	ground/ nm	BPM support/nm	ratio
full grout	19.5	62.8	3.22	23.7	29.4	1.24	19.5	47.6	2.44	23.7	27.3	1.15
part grout	22.6	82.49	3.65	23.3	29.6	1.27	22.6	59.4	2.63	23.3	27.3	1.17

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Anxin Wang, Zihao Wang, Huizhou Ma, Chunhua Li, Xiaojun Nie, Jiaxin Chen, Donghui Zhu, Jiebing Yu, Huayan He, Guangyuan Wang, Yongji Yu, Renhong Liu, Junsong Zhang, Ruiyang Qiu, Lei Liu, Ling Kang. Structural optimization design for beam position monitor support of High Energy Photon Source[J]. High Power Laser and Particle Beams, 2021, 33(4): 044006

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