基于斯图尔特平台的SINS的保险在基础振动激发下的排位传导性分析
Yongqiang Tu1, Haoran Zhang1, Hao Wu1
1College of Marine Equipment and Mechanical Engineering, Jimei University, Xiamen 361021, China.
Sensors (Basel, Switzerland)
|September 19, 2025
概括
一种新的方法分析了用于带式惯性导航系统 (SINS) 的斯图尔特平台保险的振动隔离. 这种方法准确地预测了位移传导性,这对系统性能至关重要.
科学领域:
- 机械工程 机械工程
- 振动分析 振动分析
- 控制系统 控制系统
背景情况:
- 基于斯图尔特平台的保险对于减弱带下惯性导航系统 (SINS) 的底部振动至关重要.
- 排位传导性是评估这些保险的振动隔离效率的一个关键指标.
- 平行机制保险的复杂结构和动态合为准确分析带来了挑战.
研究的目的:
- 提出一种新的方法来分析斯图尔特平台保险在底部振动下的位移传导性.
- 为了应对这些并行机制系统的结构复杂性和动态合所带来的挑战.
- 为预测振动隔离性能提供一个验证的理论框架.
主要方法:
- 建立了一个块式参数模型,定义了刚度,缩和质量矩阵.
- 结合的动态方程得出,然后用解方法转换为解方程.
- 基于解方程式,开发了振动隔离性能计算流程图.
主要成果:
- 使用开发的计算流程图,获得了理论位移传导值.
- 提出的分析方法通过振动实验得到了验证.
- 理论和实验结果之间的最大定量差异为3.6%.
结论:
- 这种新的方法提供了一个准确的方法来分析斯图尔特平台保险的排位传导性.
- 经过验证的方法增强了对SINS.中振动隔离效率的理解和预测.
- 这项研究有助于设计和优化敏感设备的振动隔离系统.
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