福州大学学报(自然科学版)2024,Vol.52Issue(2) :184-190.DOI:10.7631/issn.1000-2243.23023

基于势能守恒的被动式微低重力模拟系统平衡因素

Research on balance factors of passive micro-low gravity simulation system based on potential energy conservation

兰超 韩大鹏 王兆魁 陈力
福州大学学报(自然科学版)2024,Vol.52Issue(2) :184-190.DOI:10.7631/issn.1000-2243.23023

基于势能守恒的被动式微低重力模拟系统平衡因素

Research on balance factors of passive micro-low gravity simulation system based on potential energy conservation

兰超 1韩大鹏 2王兆魁 2陈力3
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作者信息

  • 1. 福州大学机械工程及自动化学院,福建福州 350108;清华大学航天航空学院,北京 100084
  • 2. 清华大学航天航空学院,北京 100084
  • 3. 福州大学机械工程及自动化学院,福建福州 350108
  • 折叠

摘要

针对势能守恒系统中的关节力矩和阻尼展开分析,依据第二类拉格朗日方程建立动力学模型,并结合仿真进行验证分析.结果表明,关节力矩、弹簧组件中阻尼是影响被动式微低重力模拟系统平衡的关键控制参量.同时,根据系统受激励后的特性提出一种阻尼系数取值的单曲函数定量约束的方法,并进行案例研究,为相关系统的平衡性研究提供定量依据和分析方法.

Abstract

In this paper,the joint torque and damping in the potential energy conservation system were analyzed.The dynamic modeling was established based on the second type of Lagrange equation.Simultaneously,it combined with simulation for validation and analysis.It was concluded that joint torque and damping of spring assemblies were the key control parameters affecting the balance of passive micro-low gravity simulation system.At the same time,a method of quantitative constraint of single curve function with damping coefficient value was determined according to the characteristics of the system after being excited.And a case study was carried out,which provided a quantitative basis and analysis method for the balance research of related systems.

关键词

重力补偿/被动补偿/关节力矩/阻尼/动力学建模

Key words

gravity compensation/passive compensation/joint torque/damping/dynamic modeling

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基金项目

载人航天领域预先研究项目四批(020201)

出版年

2024
福州大学学报(自然科学版)
福州大学

福州大学学报(自然科学版)

CSTPCD北大核心
影响因子:0.35
ISSN:1000-2243
参考文献量16
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