Chinese Journal of Ship Research, Volume. 20, Issue 3, 258(2025)
Structural design and analysis of high-static-low-dynamic stiffness torsional vibration isolator for ship shafting
Figures & Tables(15)
Fig. 7. The torque transmissibility under different stiffness ratios when = 0.08，= 1不同刚度比下的振动传递率（ = 0.08，= 1）
Fig. 8. The torque transmissibility under different stiffness ratios when = 1，= 1不同阻尼比下的振动传递率（= 1，= 1）
Fig. 9. The torque transmissibility under different excitation amplitudes when = 0.08，= 1不同激励幅值下的振动传递率（ = 0.08，= 1）
Table 1. Basic parameters of vibration isolator model
View tableView in ArticleTable 1. Basic parameters of vibration isolator model
参数 数值 柔性圆杆个数n1 3 弹簧对数n2 3 弹簧刚度KS/(N·mm) 21.33 柔性杆扭转刚度Kr/(N·mm·rad−1) 41.58 静力平衡下连杆与弹簧的总长度a/mm 135 连杆长度b/mm 92 柔性圆杆长度L/mm 70 弹簧原长度Lso/mm 65 正刚度元件运动半径r1/mm 24 负刚度元件运动半径r2/mm 50 轴径D/mm 50
Table 2. Basic parameters of 3D printing materials ABS
View tableView in ArticleTable 2. Basic parameters of 3D printing materials ABS
参数 数值 泊松比μ 0.39 弹性模量 $ E/\mathrm{G}\mathrm{P}\mathrm{a} $ 2 密度/( $ {\mathrm{g}}\cdot {\mathrm{c}\mathrm{m}}^{-3} $ )1.1 屈服强度 $ {\sigma }_{\mathrm{s}}/\mathrm{M}\mathrm{P}\mathrm{a} $ 50
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Lintao LI, chao ZHANG, Zhirong YANG, Zhushi RAO, Wangqiang XIAO. Structural design and analysis of high-static-low-dynamic stiffness torsional vibration isolator for ship shafting[J]. Chinese Journal of Ship Research, 2025, 20(3): 258
Paper Information
Category: Marine Machinery, Electrical Equipment and Automation
Received: Apr. 17, 2023
Accepted: --
Published Online: Jul. 15, 2025
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